[{"id":18147,"label":"","order":1,"sampling_frequency":"hourly","aggregation":"mean of two values","data_start_date":"1997-01-01T00:00:00+00:00","data_end_date":"2026-01-26T11:00:00+00:00","data_origin":"instrument","data_origin_type":"measurement","provider_version":"N/A","sampling_height":2.0,"additional_metadata":{},"doi":"","coverage":-1.0,"station":{"id":46,"codes":["DENW074"],"name":"Niederzier","coordinates":{"lat":50.883475,"lng":6.469363,"alt":105.0},"coordinate_validation_status":"not checked","country":"Germany","state":"Nordrhein-Westfalen","type":"industrial","type_of_area":"rural","timezone":"Europe/Berlin","additional_metadata":{"rice_production":0.0,"station_alt_flag":"0","wheat_production":0.0,"google_resolution":"153","soybean_production":0.0,"station_google_alt":"105","station_reported_alt":"105","station_landcover_description":"Croplands:54.1%,Urbanandbuilt-up:22.8%,Mixedforest:13.1%,Cropland/Naturalvegetationmosaic:6.9%,Grasslands:2.5%","station_max_population_density_5km":"4060"},"aux_images":[],"aux_docs":[],"aux_urls":[],"globalmeta":{"mean_topography_srtm_alt_90m_year1994":105.0,"mean_topography_srtm_alt_1km_year1994":109.29565217391304,"max_topography_srtm_relative_alt_5km_year1994":148.0,"min_topography_srtm_relative_alt_5km_year1994":0.0,"stddev_topography_srtm_relative_alt_5km_year1994":-33.45999277090998,"climatic_zone_year2016":"7 (cool temperate moist)","htap_region_tier1_year2010":"4 (EUR Western + Eastern EU+Turkey (upto 66 N polar circle))","dominant_landcover_year2012":"190 (Urban areas)","landcover_description_25km_year2012":"11 (Cropland, rainfed, herbaceous cover): 62.4 %, 190 (Urban areas): 13.6 %, 60 (Tree cover, broadleaved, deciduous, closed to open (>15%)): 5.5 %, 10 (Cropland, rainfed): 3.3 %, 90 (Tree cover, mixed leaf type (broadleaved and needleleaved)): 2.8 %, 130 (Grassland): 2.8 %, 150 (Sparse vegetation (tree, shrub, herbaceous cover) (<15%)): 2.4 %, 70 (Tree cover, needleleaved, evergreen, closed to open (>15%)): 2.1 %, 30 (Mosaic cropland (>50%) / natural vegetation (tree, shrub, herbaceous cover) (<50%)): 2.0 %, 100 (Mosaic tree and shrub (>50%) / herbaceous cover (<50%)): 1.7 %","dominant_ecoregion_year2017":"664 (European Atlantic mixed forests)","ecoregion_description_25km_year2017":"664 (European Atlantic mixed forests): 80.2 %, 686 (Western European broadleaf forests): 19.8 %","distance_to_major_road_year2020":257.20723258076015,"mean_stable_nightlights_1km_year2013":44.0,"mean_stable_nightlights_5km_year2013":36.72108843537415,"max_stable_nightlights_25km_year2013":60.0,"max_stable_nightlights_25km_year1992":58.0,"mean_population_density_250m_year2015":1045.955551387022,"mean_population_density_5km_year2015":251.5758135341673,"max_population_density_25km_year2015":4017.4372457519503,"mean_population_density_250m_year1990":1238.851219318201,"mean_population_density_5km_year1990":258.7979472400603,"max_population_density_25km_year1990":4641.066837973652,"mean_nox_emissions_10km_year2015":3060.734130859375,"mean_nox_emissions_10km_year2000":5768.33837890625,"toar1_category":"unclassified","toar2_category":"rural"},"changelog":[{"datetime":"2025-02-16T18:26:22.653489+00:00","description":"add toar2_category from ML application","old_value":"{'toar2_category': 'Unknown'}","new_value":"{'toar2_category': 'Rural'}","station_id":46,"author_id":1,"type_of_change":"single value correction in metadata"},{"datetime":"2025-06-25T11:38:45.402809+00:00","description":"Sabine Schröder (s.schroeder@fz-juelich.de): NOLOG","old_value":"{'additional_metadata': '{\"station_alt_flag\": \"0\", \"google_resolution\": \"153\", \"station_google_alt\": \"105\", \"station_reported_alt\": \"105\", \"station_landcover_description\": \"Croplands:54.1%,Urbanandbuilt-up:22.8%,Mixedforest:13.1%,Cropland/Naturalvegetationmosaic:6.9%,Grasslands:2.5%\", \"station_max_population_density_5km\": \"4060\"}'}","new_value":"{'additional_metadata': {'station_alt_flag': '0', 'google_resolution': '153', 'station_google_alt': '105', 'station_reported_alt': '105', 'station_landcover_description': 'Croplands:54.1%,Urbanandbuilt-up:22.8%,Mixedforest:13.1%,Cropland/Naturalvegetationmosaic:6.9%,Grasslands:2.5%', 'station_max_population_density_5km': '4060', 'rice_production': 0.0, 'soybean_production': 0.0, 'wheat_production': 0.0}}","station_id":46,"author_id":17,"type_of_change":"single value correction in metadata"}]},"variable":{"name":"wspeed","longname":"wind speed","displayname":"Wind speed","cf_standardname":"wind_speed","units":"m s-1","chemical_formula":"","id":22},"programme":{"id":0,"name":"None","longname":"","homepage":"","description":""},"roles":[{"id":1,"role":"resource provider","status":"active","contact":{"id":39,"organisation":{"id":35,"name":"UBA","longname":"Umweltbundesamt","kind":"government","city":"","postcode":"","street_address":"","country":"Germany","homepage":"","contact_url":"mailto:immission@uba.de"}}},{"id":21,"role":"contributor","status":"active","contact":{"id":40,"organisation":{"id":36,"name":"LANUV","longname":"Landesamt für Natur, Umwelt und Verbraucherschutz Nordrhein-Westfalen","kind":"government","city":"","postcode":"","street_address":"","country":"Germany","homepage":"","contact_url":""}}}],"changelog":[{"datetime":"2021-11-05T14:08:10.627326+00:00","description":"time series created","old_value":"","new_value":"","timeseries_id":18147,"author_id":1,"type_of_change":"created"},{"datetime":"2022-02-06T17:02:40.258703+00:00","description":"add available timerange","old_value":"{'data_start_date': '1900-01-01 00:00:00+01:00', 'data_end_date': '1900-01-01 00:00:00+01:00'}","new_value":"{'data_start_date': datetime.datetime(1997, 1, 1, 1, 0, tzinfo=datetime.timezone.utc), 'data_end_date': datetime.datetime(2021, 11, 30, 14, 0, tzinfo=datetime.timezone.utc)}","timeseries_id":18147,"author_id":1,"type_of_change":"comprehensive metadata revision"}]},{"id":18230,"label":"","order":1,"sampling_frequency":"hourly","aggregation":"mean of two values","data_start_date":"1997-01-01T00:00:00+00:00","data_end_date":"2026-01-26T11:00:00+00:00","data_origin":"instrument","data_origin_type":"measurement","provider_version":"N/A","sampling_height":2.0,"additional_metadata":{},"doi":"","coverage":-1.0,"station":{"id":46,"codes":["DENW074"],"name":"Niederzier","coordinates":{"lat":50.883475,"lng":6.469363,"alt":105.0},"coordinate_validation_status":"not checked","country":"Germany","state":"Nordrhein-Westfalen","type":"industrial","type_of_area":"rural","timezone":"Europe/Berlin","additional_metadata":{"rice_production":0.0,"station_alt_flag":"0","wheat_production":0.0,"google_resolution":"153","soybean_production":0.0,"station_google_alt":"105","station_reported_alt":"105","station_landcover_description":"Croplands:54.1%,Urbanandbuilt-up:22.8%,Mixedforest:13.1%,Cropland/Naturalvegetationmosaic:6.9%,Grasslands:2.5%","station_max_population_density_5km":"4060"},"aux_images":[],"aux_docs":[],"aux_urls":[],"globalmeta":{"mean_topography_srtm_alt_90m_year1994":105.0,"mean_topography_srtm_alt_1km_year1994":109.29565217391304,"max_topography_srtm_relative_alt_5km_year1994":148.0,"min_topography_srtm_relative_alt_5km_year1994":0.0,"stddev_topography_srtm_relative_alt_5km_year1994":-33.45999277090998,"climatic_zone_year2016":"7 (cool temperate moist)","htap_region_tier1_year2010":"4 (EUR Western + Eastern EU+Turkey (upto 66 N polar circle))","dominant_landcover_year2012":"190 (Urban areas)","landcover_description_25km_year2012":"11 (Cropland, rainfed, herbaceous cover): 62.4 %, 190 (Urban areas): 13.6 %, 60 (Tree cover, broadleaved, deciduous, closed to open (>15%)): 5.5 %, 10 (Cropland, rainfed): 3.3 %, 90 (Tree cover, mixed leaf type (broadleaved and needleleaved)): 2.8 %, 130 (Grassland): 2.8 %, 150 (Sparse vegetation (tree, shrub, herbaceous cover) (<15%)): 2.4 %, 70 (Tree cover, needleleaved, evergreen, closed to open (>15%)): 2.1 %, 30 (Mosaic cropland (>50%) / natural vegetation (tree, shrub, herbaceous cover) (<50%)): 2.0 %, 100 (Mosaic tree and shrub (>50%) / herbaceous cover (<50%)): 1.7 %","dominant_ecoregion_year2017":"664 (European Atlantic mixed forests)","ecoregion_description_25km_year2017":"664 (European Atlantic mixed forests): 80.2 %, 686 (Western European broadleaf forests): 19.8 %","distance_to_major_road_year2020":257.20723258076015,"mean_stable_nightlights_1km_year2013":44.0,"mean_stable_nightlights_5km_year2013":36.72108843537415,"max_stable_nightlights_25km_year2013":60.0,"max_stable_nightlights_25km_year1992":58.0,"mean_population_density_250m_year2015":1045.955551387022,"mean_population_density_5km_year2015":251.5758135341673,"max_population_density_25km_year2015":4017.4372457519503,"mean_population_density_250m_year1990":1238.851219318201,"mean_population_density_5km_year1990":258.7979472400603,"max_population_density_25km_year1990":4641.066837973652,"mean_nox_emissions_10km_year2015":3060.734130859375,"mean_nox_emissions_10km_year2000":5768.33837890625,"toar1_category":"unclassified","toar2_category":"rural"},"changelog":[{"datetime":"2025-02-16T18:26:22.653489+00:00","description":"add toar2_category from ML application","old_value":"{'toar2_category': 'Unknown'}","new_value":"{'toar2_category': 'Rural'}","station_id":46,"author_id":1,"type_of_change":"single value correction in metadata"},{"datetime":"2025-06-25T11:38:45.402809+00:00","description":"Sabine Schröder (s.schroeder@fz-juelich.de): NOLOG","old_value":"{'additional_metadata': '{\"station_alt_flag\": \"0\", \"google_resolution\": \"153\", \"station_google_alt\": \"105\", \"station_reported_alt\": \"105\", \"station_landcover_description\": \"Croplands:54.1%,Urbanandbuilt-up:22.8%,Mixedforest:13.1%,Cropland/Naturalvegetationmosaic:6.9%,Grasslands:2.5%\", \"station_max_population_density_5km\": \"4060\"}'}","new_value":"{'additional_metadata': {'station_alt_flag': '0', 'google_resolution': '153', 'station_google_alt': '105', 'station_reported_alt': '105', 'station_landcover_description': 'Croplands:54.1%,Urbanandbuilt-up:22.8%,Mixedforest:13.1%,Cropland/Naturalvegetationmosaic:6.9%,Grasslands:2.5%', 'station_max_population_density_5km': '4060', 'rice_production': 0.0, 'soybean_production': 0.0, 'wheat_production': 0.0}}","station_id":46,"author_id":17,"type_of_change":"single value correction in metadata"}]},"variable":{"name":"wdir","longname":"wind direction","displayname":"Wind direction","cf_standardname":"wind_from_direction","units":"degrees","chemical_formula":"","id":18},"programme":{"id":0,"name":"None","longname":"","homepage":"","description":""},"roles":[{"id":1,"role":"resource provider","status":"active","contact":{"id":39,"organisation":{"id":35,"name":"UBA","longname":"Umweltbundesamt","kind":"government","city":"","postcode":"","street_address":"","country":"Germany","homepage":"","contact_url":"mailto:immission@uba.de"}}},{"id":21,"role":"contributor","status":"active","contact":{"id":40,"organisation":{"id":36,"name":"LANUV","longname":"Landesamt für Natur, Umwelt und Verbraucherschutz Nordrhein-Westfalen","kind":"government","city":"","postcode":"","street_address":"","country":"Germany","homepage":"","contact_url":""}}}],"changelog":[{"datetime":"2021-11-05T14:08:53.232492+00:00","description":"time series created","old_value":"","new_value":"","timeseries_id":18230,"author_id":1,"type_of_change":"created"},{"datetime":"2022-02-06T17:02:47.843500+00:00","description":"add available timerange","old_value":"{'data_start_date': '1900-01-01 00:00:00+01:00', 'data_end_date': '1900-01-01 00:00:00+01:00'}","new_value":"{'data_start_date': datetime.datetime(1997, 1, 1, 1, 0, tzinfo=datetime.timezone.utc), 'data_end_date': datetime.datetime(2021, 11, 30, 14, 0, tzinfo=datetime.timezone.utc)}","timeseries_id":18230,"author_id":1,"type_of_change":"comprehensive metadata revision"}]},{"id":18763,"label":"","order":1,"sampling_frequency":"hourly","aggregation":"mean of two values","data_start_date":"1991-08-01T01:00:00+00:00","data_end_date":"2026-04-17T20:00:00+00:00","data_origin":"instrument","data_origin_type":"measurement","provider_version":"N/A","sampling_height":2.0,"additional_metadata":{},"doi":"","coverage":-1.0,"station":{"id":46,"codes":["DENW074"],"name":"Niederzier","coordinates":{"lat":50.883475,"lng":6.469363,"alt":105.0},"coordinate_validation_status":"not checked","country":"Germany","state":"Nordrhein-Westfalen","type":"industrial","type_of_area":"rural","timezone":"Europe/Berlin","additional_metadata":{"rice_production":0.0,"station_alt_flag":"0","wheat_production":0.0,"google_resolution":"153","soybean_production":0.0,"station_google_alt":"105","station_reported_alt":"105","station_landcover_description":"Croplands:54.1%,Urbanandbuilt-up:22.8%,Mixedforest:13.1%,Cropland/Naturalvegetationmosaic:6.9%,Grasslands:2.5%","station_max_population_density_5km":"4060"},"aux_images":[],"aux_docs":[],"aux_urls":[],"globalmeta":{"mean_topography_srtm_alt_90m_year1994":105.0,"mean_topography_srtm_alt_1km_year1994":109.29565217391304,"max_topography_srtm_relative_alt_5km_year1994":148.0,"min_topography_srtm_relative_alt_5km_year1994":0.0,"stddev_topography_srtm_relative_alt_5km_year1994":-33.45999277090998,"climatic_zone_year2016":"7 (cool temperate moist)","htap_region_tier1_year2010":"4 (EUR Western + Eastern EU+Turkey (upto 66 N polar circle))","dominant_landcover_year2012":"190 (Urban areas)","landcover_description_25km_year2012":"11 (Cropland, rainfed, herbaceous cover): 62.4 %, 190 (Urban areas): 13.6 %, 60 (Tree cover, broadleaved, deciduous, closed to open (>15%)): 5.5 %, 10 (Cropland, rainfed): 3.3 %, 90 (Tree cover, mixed leaf type (broadleaved and needleleaved)): 2.8 %, 130 (Grassland): 2.8 %, 150 (Sparse vegetation (tree, shrub, herbaceous cover) (<15%)): 2.4 %, 70 (Tree cover, needleleaved, evergreen, closed to open (>15%)): 2.1 %, 30 (Mosaic cropland (>50%) / natural vegetation (tree, shrub, herbaceous cover) (<50%)): 2.0 %, 100 (Mosaic tree and shrub (>50%) / herbaceous cover (<50%)): 1.7 %","dominant_ecoregion_year2017":"664 (European Atlantic mixed forests)","ecoregion_description_25km_year2017":"664 (European Atlantic mixed forests): 80.2 %, 686 (Western European broadleaf forests): 19.8 %","distance_to_major_road_year2020":257.20723258076015,"mean_stable_nightlights_1km_year2013":44.0,"mean_stable_nightlights_5km_year2013":36.72108843537415,"max_stable_nightlights_25km_year2013":60.0,"max_stable_nightlights_25km_year1992":58.0,"mean_population_density_250m_year2015":1045.955551387022,"mean_population_density_5km_year2015":251.5758135341673,"max_population_density_25km_year2015":4017.4372457519503,"mean_population_density_250m_year1990":1238.851219318201,"mean_population_density_5km_year1990":258.7979472400603,"max_population_density_25km_year1990":4641.066837973652,"mean_nox_emissions_10km_year2015":3060.734130859375,"mean_nox_emissions_10km_year2000":5768.33837890625,"toar1_category":"unclassified","toar2_category":"rural"},"changelog":[{"datetime":"2025-02-16T18:26:22.653489+00:00","description":"add toar2_category from ML application","old_value":"{'toar2_category': 'Unknown'}","new_value":"{'toar2_category': 'Rural'}","station_id":46,"author_id":1,"type_of_change":"single value correction in metadata"},{"datetime":"2025-06-25T11:38:45.402809+00:00","description":"Sabine Schröder (s.schroeder@fz-juelich.de): NOLOG","old_value":"{'additional_metadata': '{\"station_alt_flag\": \"0\", \"google_resolution\": \"153\", \"station_google_alt\": \"105\", \"station_reported_alt\": \"105\", \"station_landcover_description\": \"Croplands:54.1%,Urbanandbuilt-up:22.8%,Mixedforest:13.1%,Cropland/Naturalvegetationmosaic:6.9%,Grasslands:2.5%\", \"station_max_population_density_5km\": \"4060\"}'}","new_value":"{'additional_metadata': {'station_alt_flag': '0', 'google_resolution': '153', 'station_google_alt': '105', 'station_reported_alt': '105', 'station_landcover_description': 'Croplands:54.1%,Urbanandbuilt-up:22.8%,Mixedforest:13.1%,Cropland/Naturalvegetationmosaic:6.9%,Grasslands:2.5%', 'station_max_population_density_5km': '4060', 'rice_production': 0.0, 'soybean_production': 0.0, 'wheat_production': 0.0}}","station_id":46,"author_id":17,"type_of_change":"single value correction in metadata"}]},"variable":{"name":"o3","longname":"ozone","displayname":"Ozone","cf_standardname":"mole_fraction_of_ozone_in_air","units":"nmol mol-1","chemical_formula":"O3","id":5},"programme":{"id":0,"name":"None","longname":"","homepage":"","description":""},"roles":[{"id":1,"role":"resource provider","status":"active","contact":{"id":39,"organisation":{"id":35,"name":"UBA","longname":"Umweltbundesamt","kind":"government","city":"","postcode":"","street_address":"","country":"Germany","homepage":"","contact_url":"mailto:immission@uba.de"}}},{"id":21,"role":"contributor","status":"active","contact":{"id":40,"organisation":{"id":36,"name":"LANUV","longname":"Landesamt für Natur, Umwelt und Verbraucherschutz Nordrhein-Westfalen","kind":"government","city":"","postcode":"","street_address":"","country":"Germany","homepage":"","contact_url":""}}}],"changelog":[{"datetime":"2021-11-05T18:09:31.301857+00:00","description":"time series created","old_value":"","new_value":"","timeseries_id":18763,"author_id":1,"type_of_change":"created"},{"datetime":"2022-02-06T17:03:36.887720+00:00","description":"add available timerange","old_value":"{'data_start_date': '1900-01-01 00:00:00+01:00', 'data_end_date': '1900-01-01 00:00:00+01:00'}","new_value":"{'data_start_date': datetime.datetime(1993, 1, 1, 2, 0, tzinfo=datetime.timezone.utc), 'data_end_date': datetime.datetime(2021, 11, 30, 14, 0, tzinfo=datetime.timezone.utc)}","timeseries_id":18763,"author_id":1,"type_of_change":"comprehensive metadata revision"}]},{"id":19966,"label":"","order":1,"sampling_frequency":"hourly","aggregation":"mean of two values","data_start_date":"2012-01-01T00:00:00+00:00","data_end_date":"2026-04-17T20:00:00+00:00","data_origin":"instrument","data_origin_type":"measurement","provider_version":"N/A","sampling_height":2.0,"additional_metadata":{},"doi":"","coverage":-1.0,"station":{"id":46,"codes":["DENW074"],"name":"Niederzier","coordinates":{"lat":50.883475,"lng":6.469363,"alt":105.0},"coordinate_validation_status":"not checked","country":"Germany","state":"Nordrhein-Westfalen","type":"industrial","type_of_area":"rural","timezone":"Europe/Berlin","additional_metadata":{"rice_production":0.0,"station_alt_flag":"0","wheat_production":0.0,"google_resolution":"153","soybean_production":0.0,"station_google_alt":"105","station_reported_alt":"105","station_landcover_description":"Croplands:54.1%,Urbanandbuilt-up:22.8%,Mixedforest:13.1%,Cropland/Naturalvegetationmosaic:6.9%,Grasslands:2.5%","station_max_population_density_5km":"4060"},"aux_images":[],"aux_docs":[],"aux_urls":[],"globalmeta":{"mean_topography_srtm_alt_90m_year1994":105.0,"mean_topography_srtm_alt_1km_year1994":109.29565217391304,"max_topography_srtm_relative_alt_5km_year1994":148.0,"min_topography_srtm_relative_alt_5km_year1994":0.0,"stddev_topography_srtm_relative_alt_5km_year1994":-33.45999277090998,"climatic_zone_year2016":"7 (cool temperate moist)","htap_region_tier1_year2010":"4 (EUR Western + Eastern EU+Turkey (upto 66 N polar circle))","dominant_landcover_year2012":"190 (Urban areas)","landcover_description_25km_year2012":"11 (Cropland, rainfed, herbaceous cover): 62.4 %, 190 (Urban areas): 13.6 %, 60 (Tree cover, broadleaved, deciduous, closed to open (>15%)): 5.5 %, 10 (Cropland, rainfed): 3.3 %, 90 (Tree cover, mixed leaf type (broadleaved and needleleaved)): 2.8 %, 130 (Grassland): 2.8 %, 150 (Sparse vegetation (tree, shrub, herbaceous cover) (<15%)): 2.4 %, 70 (Tree cover, needleleaved, evergreen, closed to open (>15%)): 2.1 %, 30 (Mosaic cropland (>50%) / natural vegetation (tree, shrub, herbaceous cover) (<50%)): 2.0 %, 100 (Mosaic tree and shrub (>50%) / herbaceous cover (<50%)): 1.7 %","dominant_ecoregion_year2017":"664 (European Atlantic mixed forests)","ecoregion_description_25km_year2017":"664 (European Atlantic mixed forests): 80.2 %, 686 (Western European broadleaf forests): 19.8 %","distance_to_major_road_year2020":257.20723258076015,"mean_stable_nightlights_1km_year2013":44.0,"mean_stable_nightlights_5km_year2013":36.72108843537415,"max_stable_nightlights_25km_year2013":60.0,"max_stable_nightlights_25km_year1992":58.0,"mean_population_density_250m_year2015":1045.955551387022,"mean_population_density_5km_year2015":251.5758135341673,"max_population_density_25km_year2015":4017.4372457519503,"mean_population_density_250m_year1990":1238.851219318201,"mean_population_density_5km_year1990":258.7979472400603,"max_population_density_25km_year1990":4641.066837973652,"mean_nox_emissions_10km_year2015":3060.734130859375,"mean_nox_emissions_10km_year2000":5768.33837890625,"toar1_category":"unclassified","toar2_category":"rural"},"changelog":[{"datetime":"2025-02-16T18:26:22.653489+00:00","description":"add toar2_category from ML application","old_value":"{'toar2_category': 'Unknown'}","new_value":"{'toar2_category': 'Rural'}","station_id":46,"author_id":1,"type_of_change":"single value correction in metadata"},{"datetime":"2025-06-25T11:38:45.402809+00:00","description":"Sabine Schröder (s.schroeder@fz-juelich.de): NOLOG","old_value":"{'additional_metadata': '{\"station_alt_flag\": \"0\", \"google_resolution\": \"153\", \"station_google_alt\": \"105\", \"station_reported_alt\": \"105\", \"station_landcover_description\": \"Croplands:54.1%,Urbanandbuilt-up:22.8%,Mixedforest:13.1%,Cropland/Naturalvegetationmosaic:6.9%,Grasslands:2.5%\", \"station_max_population_density_5km\": \"4060\"}'}","new_value":"{'additional_metadata': {'station_alt_flag': '0', 'google_resolution': '153', 'station_google_alt': '105', 'station_reported_alt': '105', 'station_landcover_description': 'Croplands:54.1%,Urbanandbuilt-up:22.8%,Mixedforest:13.1%,Cropland/Naturalvegetationmosaic:6.9%,Grasslands:2.5%', 'station_max_population_density_5km': '4060', 'rice_production': 0.0, 'soybean_production': 0.0, 'wheat_production': 0.0}}","station_id":46,"author_id":17,"type_of_change":"single value correction in metadata"}]},"variable":{"name":"pm10","longname":"particles up to 10 µm diameter","displayname":"PM 10","cf_standardname":"mass_concentration_of_pm10_ambient_aerosol_in_air","units":"µg m-3","chemical_formula":"","id":13},"programme":{"id":0,"name":"None","longname":"","homepage":"","description":""},"roles":[{"id":1,"role":"resource provider","status":"active","contact":{"id":39,"organisation":{"id":35,"name":"UBA","longname":"Umweltbundesamt","kind":"government","city":"","postcode":"","street_address":"","country":"Germany","homepage":"","contact_url":"mailto:immission@uba.de"}}},{"id":21,"role":"contributor","status":"active","contact":{"id":40,"organisation":{"id":36,"name":"LANUV","longname":"Landesamt für Natur, Umwelt und Verbraucherschutz Nordrhein-Westfalen","kind":"government","city":"","postcode":"","street_address":"","country":"Germany","homepage":"","contact_url":""}}}],"changelog":[{"datetime":"2021-11-05T18:27:04.354124+00:00","description":"time series created","old_value":"","new_value":"","timeseries_id":19966,"author_id":1,"type_of_change":"created"},{"datetime":"2022-02-06T17:05:24.418501+00:00","description":"add available timerange","old_value":"{'data_start_date': '1900-01-01 00:00:00+01:00', 'data_end_date': '1900-01-01 00:00:00+01:00'}","new_value":"{'data_start_date': datetime.datetime(2012, 1, 1, 1, 0, tzinfo=datetime.timezone.utc), 'data_end_date': datetime.datetime(2021, 11, 30, 14, 0, tzinfo=datetime.timezone.utc)}","timeseries_id":19966,"author_id":1,"type_of_change":"comprehensive metadata revision"}]},{"id":20368,"label":"","order":1,"sampling_frequency":"hourly","aggregation":"mean of two values","data_start_date":"2013-04-25T12:00:00+00:00","data_end_date":"2026-04-17T20:00:00+00:00","data_origin":"instrument","data_origin_type":"measurement","provider_version":"N/A","sampling_height":2.0,"additional_metadata":{},"doi":"","coverage":-1.0,"station":{"id":46,"codes":["DENW074"],"name":"Niederzier","coordinates":{"lat":50.883475,"lng":6.469363,"alt":105.0},"coordinate_validation_status":"not checked","country":"Germany","state":"Nordrhein-Westfalen","type":"industrial","type_of_area":"rural","timezone":"Europe/Berlin","additional_metadata":{"rice_production":0.0,"station_alt_flag":"0","wheat_production":0.0,"google_resolution":"153","soybean_production":0.0,"station_google_alt":"105","station_reported_alt":"105","station_landcover_description":"Croplands:54.1%,Urbanandbuilt-up:22.8%,Mixedforest:13.1%,Cropland/Naturalvegetationmosaic:6.9%,Grasslands:2.5%","station_max_population_density_5km":"4060"},"aux_images":[],"aux_docs":[],"aux_urls":[],"globalmeta":{"mean_topography_srtm_alt_90m_year1994":105.0,"mean_topography_srtm_alt_1km_year1994":109.29565217391304,"max_topography_srtm_relative_alt_5km_year1994":148.0,"min_topography_srtm_relative_alt_5km_year1994":0.0,"stddev_topography_srtm_relative_alt_5km_year1994":-33.45999277090998,"climatic_zone_year2016":"7 (cool temperate moist)","htap_region_tier1_year2010":"4 (EUR Western + Eastern EU+Turkey (upto 66 N polar circle))","dominant_landcover_year2012":"190 (Urban areas)","landcover_description_25km_year2012":"11 (Cropland, rainfed, herbaceous cover): 62.4 %, 190 (Urban areas): 13.6 %, 60 (Tree cover, broadleaved, deciduous, closed to open (>15%)): 5.5 %, 10 (Cropland, rainfed): 3.3 %, 90 (Tree cover, mixed leaf type (broadleaved and needleleaved)): 2.8 %, 130 (Grassland): 2.8 %, 150 (Sparse vegetation (tree, shrub, herbaceous cover) (<15%)): 2.4 %, 70 (Tree cover, needleleaved, evergreen, closed to open (>15%)): 2.1 %, 30 (Mosaic cropland (>50%) / natural vegetation (tree, shrub, herbaceous cover) (<50%)): 2.0 %, 100 (Mosaic tree and shrub (>50%) / herbaceous cover (<50%)): 1.7 %","dominant_ecoregion_year2017":"664 (European Atlantic mixed forests)","ecoregion_description_25km_year2017":"664 (European Atlantic mixed forests): 80.2 %, 686 (Western European broadleaf forests): 19.8 %","distance_to_major_road_year2020":257.20723258076015,"mean_stable_nightlights_1km_year2013":44.0,"mean_stable_nightlights_5km_year2013":36.72108843537415,"max_stable_nightlights_25km_year2013":60.0,"max_stable_nightlights_25km_year1992":58.0,"mean_population_density_250m_year2015":1045.955551387022,"mean_population_density_5km_year2015":251.5758135341673,"max_population_density_25km_year2015":4017.4372457519503,"mean_population_density_250m_year1990":1238.851219318201,"mean_population_density_5km_year1990":258.7979472400603,"max_population_density_25km_year1990":4641.066837973652,"mean_nox_emissions_10km_year2015":3060.734130859375,"mean_nox_emissions_10km_year2000":5768.33837890625,"toar1_category":"unclassified","toar2_category":"rural"},"changelog":[{"datetime":"2025-02-16T18:26:22.653489+00:00","description":"add toar2_category from ML application","old_value":"{'toar2_category': 'Unknown'}","new_value":"{'toar2_category': 'Rural'}","station_id":46,"author_id":1,"type_of_change":"single value correction in metadata"},{"datetime":"2025-06-25T11:38:45.402809+00:00","description":"Sabine Schröder (s.schroeder@fz-juelich.de): NOLOG","old_value":"{'additional_metadata': '{\"station_alt_flag\": \"0\", \"google_resolution\": \"153\", \"station_google_alt\": \"105\", \"station_reported_alt\": \"105\", \"station_landcover_description\": \"Croplands:54.1%,Urbanandbuilt-up:22.8%,Mixedforest:13.1%,Cropland/Naturalvegetationmosaic:6.9%,Grasslands:2.5%\", \"station_max_population_density_5km\": \"4060\"}'}","new_value":"{'additional_metadata': {'station_alt_flag': '0', 'google_resolution': '153', 'station_google_alt': '105', 'station_reported_alt': '105', 'station_landcover_description': 'Croplands:54.1%,Urbanandbuilt-up:22.8%,Mixedforest:13.1%,Cropland/Naturalvegetationmosaic:6.9%,Grasslands:2.5%', 'station_max_population_density_5km': '4060', 'rice_production': 0.0, 'soybean_production': 0.0, 'wheat_production': 0.0}}","station_id":46,"author_id":17,"type_of_change":"single value correction in metadata"}]},"variable":{"name":"pm2p5","longname":"particles up to 2.5 µm diameter","displayname":"PM 2.5","cf_standardname":"mass_concentration_of_pm2p5_ambient_aerosol_in_air","units":"µg m-3","chemical_formula":"","id":19},"programme":{"id":0,"name":"None","longname":"","homepage":"","description":""},"roles":[{"id":1,"role":"resource provider","status":"active","contact":{"id":39,"organisation":{"id":35,"name":"UBA","longname":"Umweltbundesamt","kind":"government","city":"","postcode":"","street_address":"","country":"Germany","homepage":"","contact_url":"mailto:immission@uba.de"}}},{"id":21,"role":"contributor","status":"active","contact":{"id":40,"organisation":{"id":36,"name":"LANUV","longname":"Landesamt für Natur, Umwelt und Verbraucherschutz Nordrhein-Westfalen","kind":"government","city":"","postcode":"","street_address":"","country":"Germany","homepage":"","contact_url":""}}}],"changelog":[{"datetime":"2021-11-05T18:33:03.141232+00:00","description":"time series created","old_value":"","new_value":"","timeseries_id":20368,"author_id":1,"type_of_change":"created"},{"datetime":"2022-02-06T17:06:00.767313+00:00","description":"add available timerange","old_value":"{'data_start_date': '1900-01-01 00:00:00+01:00', 'data_end_date': '1900-01-01 00:00:00+01:00'}","new_value":"{'data_start_date': datetime.datetime(2013, 4, 25, 14, 0, tzinfo=datetime.timezone.utc), 'data_end_date': datetime.datetime(2021, 11, 30, 13, 0, tzinfo=datetime.timezone.utc)}","timeseries_id":20368,"author_id":1,"type_of_change":"comprehensive metadata revision"}]},{"id":30890,"label":"SPP.DE_DENW074_O3_automatic_UV-P_Duration-1hour","order":2,"sampling_frequency":"hourly","aggregation":"none","data_start_date":"2012-12-31T23:00:00+00:00","data_end_date":"2023-12-31T22:00:00+00:00","data_origin":"instrument","data_origin_type":"measurement","provider_version":"v9","sampling_height":3.5,"additional_metadata":{},"doi":"","coverage":-1.0,"station":{"id":46,"codes":["DENW074"],"name":"Niederzier","coordinates":{"lat":50.883475,"lng":6.469363,"alt":105.0},"coordinate_validation_status":"not checked","country":"Germany","state":"Nordrhein-Westfalen","type":"industrial","type_of_area":"rural","timezone":"Europe/Berlin","additional_metadata":{"rice_production":0.0,"station_alt_flag":"0","wheat_production":0.0,"google_resolution":"153","soybean_production":0.0,"station_google_alt":"105","station_reported_alt":"105","station_landcover_description":"Croplands:54.1%,Urbanandbuilt-up:22.8%,Mixedforest:13.1%,Cropland/Naturalvegetationmosaic:6.9%,Grasslands:2.5%","station_max_population_density_5km":"4060"},"aux_images":[],"aux_docs":[],"aux_urls":[],"globalmeta":{"mean_topography_srtm_alt_90m_year1994":105.0,"mean_topography_srtm_alt_1km_year1994":109.29565217391304,"max_topography_srtm_relative_alt_5km_year1994":148.0,"min_topography_srtm_relative_alt_5km_year1994":0.0,"stddev_topography_srtm_relative_alt_5km_year1994":-33.45999277090998,"climatic_zone_year2016":"7 (cool temperate moist)","htap_region_tier1_year2010":"4 (EUR Western + Eastern EU+Turkey (upto 66 N polar circle))","dominant_landcover_year2012":"190 (Urban areas)","landcover_description_25km_year2012":"11 (Cropland, rainfed, herbaceous cover): 62.4 %, 190 (Urban areas): 13.6 %, 60 (Tree cover, broadleaved, deciduous, closed to open (>15%)): 5.5 %, 10 (Cropland, rainfed): 3.3 %, 90 (Tree cover, mixed leaf type (broadleaved and needleleaved)): 2.8 %, 130 (Grassland): 2.8 %, 150 (Sparse vegetation (tree, shrub, herbaceous cover) (<15%)): 2.4 %, 70 (Tree cover, needleleaved, evergreen, closed to open (>15%)): 2.1 %, 30 (Mosaic cropland (>50%) / natural vegetation (tree, shrub, herbaceous cover) (<50%)): 2.0 %, 100 (Mosaic tree and shrub (>50%) / herbaceous cover (<50%)): 1.7 %","dominant_ecoregion_year2017":"664 (European Atlantic mixed forests)","ecoregion_description_25km_year2017":"664 (European Atlantic mixed forests): 80.2 %, 686 (Western European broadleaf forests): 19.8 %","distance_to_major_road_year2020":257.20723258076015,"mean_stable_nightlights_1km_year2013":44.0,"mean_stable_nightlights_5km_year2013":36.72108843537415,"max_stable_nightlights_25km_year2013":60.0,"max_stable_nightlights_25km_year1992":58.0,"mean_population_density_250m_year2015":1045.955551387022,"mean_population_density_5km_year2015":251.5758135341673,"max_population_density_25km_year2015":4017.4372457519503,"mean_population_density_250m_year1990":1238.851219318201,"mean_population_density_5km_year1990":258.7979472400603,"max_population_density_25km_year1990":4641.066837973652,"mean_nox_emissions_10km_year2015":3060.734130859375,"mean_nox_emissions_10km_year2000":5768.33837890625,"toar1_category":"unclassified","toar2_category":"rural"},"changelog":[{"datetime":"2025-02-16T18:26:22.653489+00:00","description":"add toar2_category from ML application","old_value":"{'toar2_category': 'Unknown'}","new_value":"{'toar2_category': 'Rural'}","station_id":46,"author_id":1,"type_of_change":"single value correction in metadata"},{"datetime":"2025-06-25T11:38:45.402809+00:00","description":"Sabine Schröder (s.schroeder@fz-juelich.de): NOLOG","old_value":"{'additional_metadata': '{\"station_alt_flag\": \"0\", \"google_resolution\": \"153\", \"station_google_alt\": \"105\", \"station_reported_alt\": \"105\", \"station_landcover_description\": \"Croplands:54.1%,Urbanandbuilt-up:22.8%,Mixedforest:13.1%,Cropland/Naturalvegetationmosaic:6.9%,Grasslands:2.5%\", \"station_max_population_density_5km\": \"4060\"}'}","new_value":"{'additional_metadata': {'station_alt_flag': '0', 'google_resolution': '153', 'station_google_alt': '105', 'station_reported_alt': '105', 'station_landcover_description': 'Croplands:54.1%,Urbanandbuilt-up:22.8%,Mixedforest:13.1%,Cropland/Naturalvegetationmosaic:6.9%,Grasslands:2.5%', 'station_max_population_density_5km': '4060', 'rice_production': 0.0, 'soybean_production': 0.0, 'wheat_production': 0.0}}","station_id":46,"author_id":17,"type_of_change":"single value correction in metadata"}]},"variable":{"name":"o3","longname":"ozone","displayname":"Ozone","cf_standardname":"mole_fraction_of_ozone_in_air","units":"nmol mol-1","chemical_formula":"O3","id":5},"programme":{"id":0,"name":"None","longname":"","homepage":"","description":""},"roles":[{"id":25,"role":"contributor","status":"active","contact":{"id":56,"organisation":{"id":57,"name":"EEA","longname":"European Environment Agency","kind":"government","city":"","postcode":"","street_address":"","country":"Denmark","homepage":"https://www.eea.europa.eu/","contact_url":""}}},{"id":26,"role":"resource provider","status":"active","contact":{"id":56,"organisation":{"id":57,"name":"EEA","longname":"European Environment Agency","kind":"government","city":"","postcode":"","street_address":"","country":"Denmark","homepage":"https://www.eea.europa.eu/","contact_url":""}}}],"changelog":[{"datetime":"2022-02-17T15:49:47.520253+00:00","description":"time series created","old_value":"","new_value":"","timeseries_id":30890,"author_id":1,"type_of_change":"created"},{"datetime":"2025-04-07T12:32:50.294037+00:00","description":"added data for the years 2021 - 2023","old_value":"","new_value":"","timeseries_id":30890,"author_id":1,"type_of_change":"replaced data with a new version","period_start":"2020-12-31T23:00:00+00:00","period_end":"2021-08-07T06:00:00+00:00","version":"000001.000000.00000000000000"},{"datetime":"2025-04-07T12:32:50.776952+00:00","description":"added data for the years 2021 - 2023","old_value":"","new_value":"","timeseries_id":30890,"author_id":1,"type_of_change":"replaced data with a new version","period_start":"2021-08-07T07:00:00+00:00","period_end":"2022-03-14T22:00:00+00:00","version":"000001.000000.00000000000000"},{"datetime":"2025-04-07T12:32:51.156121+00:00","description":"added data for the years 2021 - 2023","old_value":"","new_value":"","timeseries_id":30890,"author_id":1,"type_of_change":"replaced data with a new version","period_start":"2022-03-14T23:00:00+00:00","period_end":"2022-10-18T18:00:00+00:00","version":"000001.000000.00000000000000"},{"datetime":"2025-04-07T12:32:51.582105+00:00","description":"added data for the years 2021 - 2023","old_value":"","new_value":"","timeseries_id":30890,"author_id":1,"type_of_change":"replaced data with a new version","period_start":"2022-10-18T19:00:00+00:00","period_end":"2023-05-21T23:00:00+00:00","version":"000001.000000.00000000000000"},{"datetime":"2025-04-07T12:32:51.953306+00:00","description":"added data for the years 2021 - 2023","old_value":"","new_value":"","timeseries_id":30890,"author_id":1,"type_of_change":"replaced data with a new version","period_start":"2023-05-22T00:00:00+00:00","period_end":"2023-12-31T22:00:00+00:00","version":"000001.000000.00000000000000"}]},{"id":31193,"label":"SPP.DE_DENW074_PM2_automatic_BETA_Duration-1hour","order":2,"sampling_frequency":"hourly","aggregation":"none","data_start_date":"2013-04-25T11:00:00+00:00","data_end_date":"2023-12-31T22:00:00+00:00","data_origin":"instrument","data_origin_type":"measurement","provider_version":"v9","sampling_height":3.8,"additional_metadata":{},"doi":"","coverage":-1.0,"station":{"id":46,"codes":["DENW074"],"name":"Niederzier","coordinates":{"lat":50.883475,"lng":6.469363,"alt":105.0},"coordinate_validation_status":"not checked","country":"Germany","state":"Nordrhein-Westfalen","type":"industrial","type_of_area":"rural","timezone":"Europe/Berlin","additional_metadata":{"rice_production":0.0,"station_alt_flag":"0","wheat_production":0.0,"google_resolution":"153","soybean_production":0.0,"station_google_alt":"105","station_reported_alt":"105","station_landcover_description":"Croplands:54.1%,Urbanandbuilt-up:22.8%,Mixedforest:13.1%,Cropland/Naturalvegetationmosaic:6.9%,Grasslands:2.5%","station_max_population_density_5km":"4060"},"aux_images":[],"aux_docs":[],"aux_urls":[],"globalmeta":{"mean_topography_srtm_alt_90m_year1994":105.0,"mean_topography_srtm_alt_1km_year1994":109.29565217391304,"max_topography_srtm_relative_alt_5km_year1994":148.0,"min_topography_srtm_relative_alt_5km_year1994":0.0,"stddev_topography_srtm_relative_alt_5km_year1994":-33.45999277090998,"climatic_zone_year2016":"7 (cool temperate moist)","htap_region_tier1_year2010":"4 (EUR Western + Eastern EU+Turkey (upto 66 N polar circle))","dominant_landcover_year2012":"190 (Urban areas)","landcover_description_25km_year2012":"11 (Cropland, rainfed, herbaceous cover): 62.4 %, 190 (Urban areas): 13.6 %, 60 (Tree cover, broadleaved, deciduous, closed to open (>15%)): 5.5 %, 10 (Cropland, rainfed): 3.3 %, 90 (Tree cover, mixed leaf type (broadleaved and needleleaved)): 2.8 %, 130 (Grassland): 2.8 %, 150 (Sparse vegetation (tree, shrub, herbaceous cover) (<15%)): 2.4 %, 70 (Tree cover, needleleaved, evergreen, closed to open (>15%)): 2.1 %, 30 (Mosaic cropland (>50%) / natural vegetation (tree, shrub, herbaceous cover) (<50%)): 2.0 %, 100 (Mosaic tree and shrub (>50%) / herbaceous cover (<50%)): 1.7 %","dominant_ecoregion_year2017":"664 (European Atlantic mixed forests)","ecoregion_description_25km_year2017":"664 (European Atlantic mixed forests): 80.2 %, 686 (Western European broadleaf forests): 19.8 %","distance_to_major_road_year2020":257.20723258076015,"mean_stable_nightlights_1km_year2013":44.0,"mean_stable_nightlights_5km_year2013":36.72108843537415,"max_stable_nightlights_25km_year2013":60.0,"max_stable_nightlights_25km_year1992":58.0,"mean_population_density_250m_year2015":1045.955551387022,"mean_population_density_5km_year2015":251.5758135341673,"max_population_density_25km_year2015":4017.4372457519503,"mean_population_density_250m_year1990":1238.851219318201,"mean_population_density_5km_year1990":258.7979472400603,"max_population_density_25km_year1990":4641.066837973652,"mean_nox_emissions_10km_year2015":3060.734130859375,"mean_nox_emissions_10km_year2000":5768.33837890625,"toar1_category":"unclassified","toar2_category":"rural"},"changelog":[{"datetime":"2025-02-16T18:26:22.653489+00:00","description":"add toar2_category from ML application","old_value":"{'toar2_category': 'Unknown'}","new_value":"{'toar2_category': 'Rural'}","station_id":46,"author_id":1,"type_of_change":"single value correction in metadata"},{"datetime":"2025-06-25T11:38:45.402809+00:00","description":"Sabine Schröder (s.schroeder@fz-juelich.de): NOLOG","old_value":"{'additional_metadata': '{\"station_alt_flag\": \"0\", \"google_resolution\": \"153\", \"station_google_alt\": \"105\", \"station_reported_alt\": \"105\", \"station_landcover_description\": \"Croplands:54.1%,Urbanandbuilt-up:22.8%,Mixedforest:13.1%,Cropland/Naturalvegetationmosaic:6.9%,Grasslands:2.5%\", \"station_max_population_density_5km\": \"4060\"}'}","new_value":"{'additional_metadata': {'station_alt_flag': '0', 'google_resolution': '153', 'station_google_alt': '105', 'station_reported_alt': '105', 'station_landcover_description': 'Croplands:54.1%,Urbanandbuilt-up:22.8%,Mixedforest:13.1%,Cropland/Naturalvegetationmosaic:6.9%,Grasslands:2.5%', 'station_max_population_density_5km': '4060', 'rice_production': 0.0, 'soybean_production': 0.0, 'wheat_production': 0.0}}","station_id":46,"author_id":17,"type_of_change":"single value correction in metadata"}]},"variable":{"name":"pm2p5","longname":"particles up to 2.5 µm diameter","displayname":"PM 2.5","cf_standardname":"mass_concentration_of_pm2p5_ambient_aerosol_in_air","units":"µg m-3","chemical_formula":"","id":19},"programme":{"id":0,"name":"None","longname":"","homepage":"","description":""},"roles":[{"id":25,"role":"contributor","status":"active","contact":{"id":56,"organisation":{"id":57,"name":"EEA","longname":"European Environment Agency","kind":"government","city":"","postcode":"","street_address":"","country":"Denmark","homepage":"https://www.eea.europa.eu/","contact_url":""}}},{"id":26,"role":"resource provider","status":"active","contact":{"id":56,"organisation":{"id":57,"name":"EEA","longname":"European Environment Agency","kind":"government","city":"","postcode":"","street_address":"","country":"Denmark","homepage":"https://www.eea.europa.eu/","contact_url":""}}}],"changelog":[{"datetime":"2022-02-17T20:37:18.150757+00:00","description":"time series created","old_value":"","new_value":"","timeseries_id":31193,"author_id":1,"type_of_change":"created"},{"datetime":"2025-04-07T13:04:51.161381+00:00","description":"added data for the years 2021 - 2023","old_value":"","new_value":"","timeseries_id":31193,"author_id":1,"type_of_change":"replaced data with a new version","period_start":"2020-12-31T23:00:00+00:00","period_end":"2021-08-06T23:00:00+00:00","version":"000001.000000.00000000000000"},{"datetime":"2025-04-07T13:04:51.528809+00:00","description":"added data for the years 2021 - 2023","old_value":"","new_value":"","timeseries_id":31193,"author_id":1,"type_of_change":"replaced data with a new version","period_start":"2021-08-07T00:00:00+00:00","period_end":"2022-03-17T17:00:00+00:00","version":"000001.000000.00000000000000"},{"datetime":"2025-04-07T13:04:51.958768+00:00","description":"added data for the years 2021 - 2023","old_value":"","new_value":"","timeseries_id":31193,"author_id":1,"type_of_change":"replaced data with a new version","period_start":"2022-03-17T18:00:00+00:00","period_end":"2022-10-20T13:00:00+00:00","version":"000001.000000.00000000000000"},{"datetime":"2025-04-07T13:04:52.378565+00:00","description":"added data for the years 2021 - 2023","old_value":"","new_value":"","timeseries_id":31193,"author_id":1,"type_of_change":"replaced data with a new version","period_start":"2022-10-20T14:00:00+00:00","period_end":"2023-05-26T01:00:00+00:00","version":"000001.000000.00000000000000"},{"datetime":"2025-04-07T13:04:52.799629+00:00","description":"added data for the years 2021 - 2023","old_value":"","new_value":"","timeseries_id":31193,"author_id":1,"type_of_change":"replaced data with a new version","period_start":"2023-05-26T02:00:00+00:00","period_end":"2023-12-31T22:00:00+00:00","version":"000001.000000.00000000000000"},{"datetime":"2026-01-22T18:40:19.302270+00:00","description":"changed data value flags from \"OK preliminary not checked\" to \"OK validated QC passed\"","old_value":"","new_value":"","timeseries_id":31193,"author_id":1,"type_of_change":"data value flagging","period_start":"2013-04-25T11:00:00+00:00","period_end":"2020-12-31T22:00:00+00:00","version":"000001.000000.00000000000000"}]},{"id":31601,"label":"SPP.DE_DENW074_PM1_active_HVSauto30_gravi_Duration-1day_Cadence-1day","order":2,"sampling_frequency":"hourly","aggregation":"none","data_start_date":"2012-12-31T23:00:00+00:00","data_end_date":"2019-12-30T23:00:00+00:00","data_origin":"instrument","data_origin_type":"measurement","provider_version":"v9","sampling_height":3.8,"additional_metadata":{},"doi":"","coverage":-1.0,"station":{"id":46,"codes":["DENW074"],"name":"Niederzier","coordinates":{"lat":50.883475,"lng":6.469363,"alt":105.0},"coordinate_validation_status":"not checked","country":"Germany","state":"Nordrhein-Westfalen","type":"industrial","type_of_area":"rural","timezone":"Europe/Berlin","additional_metadata":{"rice_production":0.0,"station_alt_flag":"0","wheat_production":0.0,"google_resolution":"153","soybean_production":0.0,"station_google_alt":"105","station_reported_alt":"105","station_landcover_description":"Croplands:54.1%,Urbanandbuilt-up:22.8%,Mixedforest:13.1%,Cropland/Naturalvegetationmosaic:6.9%,Grasslands:2.5%","station_max_population_density_5km":"4060"},"aux_images":[],"aux_docs":[],"aux_urls":[],"globalmeta":{"mean_topography_srtm_alt_90m_year1994":105.0,"mean_topography_srtm_alt_1km_year1994":109.29565217391304,"max_topography_srtm_relative_alt_5km_year1994":148.0,"min_topography_srtm_relative_alt_5km_year1994":0.0,"stddev_topography_srtm_relative_alt_5km_year1994":-33.45999277090998,"climatic_zone_year2016":"7 (cool temperate moist)","htap_region_tier1_year2010":"4 (EUR Western + Eastern EU+Turkey (upto 66 N polar circle))","dominant_landcover_year2012":"190 (Urban areas)","landcover_description_25km_year2012":"11 (Cropland, rainfed, herbaceous cover): 62.4 %, 190 (Urban areas): 13.6 %, 60 (Tree cover, broadleaved, deciduous, closed to open (>15%)): 5.5 %, 10 (Cropland, rainfed): 3.3 %, 90 (Tree cover, mixed leaf type (broadleaved and needleleaved)): 2.8 %, 130 (Grassland): 2.8 %, 150 (Sparse vegetation (tree, shrub, herbaceous cover) (<15%)): 2.4 %, 70 (Tree cover, needleleaved, evergreen, closed to open (>15%)): 2.1 %, 30 (Mosaic cropland (>50%) / natural vegetation (tree, shrub, herbaceous cover) (<50%)): 2.0 %, 100 (Mosaic tree and shrub (>50%) / herbaceous cover (<50%)): 1.7 %","dominant_ecoregion_year2017":"664 (European Atlantic mixed forests)","ecoregion_description_25km_year2017":"664 (European Atlantic mixed forests): 80.2 %, 686 (Western European broadleaf forests): 19.8 %","distance_to_major_road_year2020":257.20723258076015,"mean_stable_nightlights_1km_year2013":44.0,"mean_stable_nightlights_5km_year2013":36.72108843537415,"max_stable_nightlights_25km_year2013":60.0,"max_stable_nightlights_25km_year1992":58.0,"mean_population_density_250m_year2015":1045.955551387022,"mean_population_density_5km_year2015":251.5758135341673,"max_population_density_25km_year2015":4017.4372457519503,"mean_population_density_250m_year1990":1238.851219318201,"mean_population_density_5km_year1990":258.7979472400603,"max_population_density_25km_year1990":4641.066837973652,"mean_nox_emissions_10km_year2015":3060.734130859375,"mean_nox_emissions_10km_year2000":5768.33837890625,"toar1_category":"unclassified","toar2_category":"rural"},"changelog":[{"datetime":"2025-02-16T18:26:22.653489+00:00","description":"add toar2_category from ML application","old_value":"{'toar2_category': 'Unknown'}","new_value":"{'toar2_category': 'Rural'}","station_id":46,"author_id":1,"type_of_change":"single value correction in metadata"},{"datetime":"2025-06-25T11:38:45.402809+00:00","description":"Sabine Schröder (s.schroeder@fz-juelich.de): NOLOG","old_value":"{'additional_metadata': '{\"station_alt_flag\": \"0\", \"google_resolution\": \"153\", \"station_google_alt\": \"105\", \"station_reported_alt\": \"105\", \"station_landcover_description\": \"Croplands:54.1%,Urbanandbuilt-up:22.8%,Mixedforest:13.1%,Cropland/Naturalvegetationmosaic:6.9%,Grasslands:2.5%\", \"station_max_population_density_5km\": \"4060\"}'}","new_value":"{'additional_metadata': {'station_alt_flag': '0', 'google_resolution': '153', 'station_google_alt': '105', 'station_reported_alt': '105', 'station_landcover_description': 'Croplands:54.1%,Urbanandbuilt-up:22.8%,Mixedforest:13.1%,Cropland/Naturalvegetationmosaic:6.9%,Grasslands:2.5%', 'station_max_population_density_5km': '4060', 'rice_production': 0.0, 'soybean_production': 0.0, 'wheat_production': 0.0}}","station_id":46,"author_id":17,"type_of_change":"single value correction in metadata"}]},"variable":{"name":"pm10","longname":"particles up to 10 µm diameter","displayname":"PM 10","cf_standardname":"mass_concentration_of_pm10_ambient_aerosol_in_air","units":"µg m-3","chemical_formula":"","id":13},"programme":{"id":0,"name":"None","longname":"","homepage":"","description":""},"roles":[{"id":25,"role":"contributor","status":"active","contact":{"id":56,"organisation":{"id":57,"name":"EEA","longname":"European Environment Agency","kind":"government","city":"","postcode":"","street_address":"","country":"Denmark","homepage":"https://www.eea.europa.eu/","contact_url":""}}},{"id":26,"role":"resource provider","status":"active","contact":{"id":56,"organisation":{"id":57,"name":"EEA","longname":"European Environment Agency","kind":"government","city":"","postcode":"","street_address":"","country":"Denmark","homepage":"https://www.eea.europa.eu/","contact_url":""}}}],"changelog":[{"datetime":"2022-02-17T23:26:53.976823+00:00","description":"time series created","old_value":"","new_value":"","timeseries_id":31601,"author_id":1,"type_of_change":"created"},{"datetime":"2026-01-22T22:04:31.091555+00:00","description":"changed data value flags from \"OK preliminary not checked\" to \"OK validated QC passed\"","old_value":"","new_value":"","timeseries_id":31601,"author_id":1,"type_of_change":"data value flagging","period_start":"2012-12-31T23:00:00+00:00","period_end":"2019-12-30T23:00:00+00:00","version":"000001.000000.00000000000000"}]},{"id":31808,"label":"SPP.DE_DENW074_PM1_active_HVSauto30_gravi_Duration-1day_Cadence-2day","order":2,"sampling_frequency":"hourly","aggregation":"none","data_start_date":"2020-01-01T23:00:00+00:00","data_end_date":"2020-12-30T23:00:00+00:00","data_origin":"instrument","data_origin_type":"measurement","provider_version":"v9","sampling_height":3.8,"additional_metadata":{},"doi":"","coverage":-1.0,"station":{"id":46,"codes":["DENW074"],"name":"Niederzier","coordinates":{"lat":50.883475,"lng":6.469363,"alt":105.0},"coordinate_validation_status":"not checked","country":"Germany","state":"Nordrhein-Westfalen","type":"industrial","type_of_area":"rural","timezone":"Europe/Berlin","additional_metadata":{"rice_production":0.0,"station_alt_flag":"0","wheat_production":0.0,"google_resolution":"153","soybean_production":0.0,"station_google_alt":"105","station_reported_alt":"105","station_landcover_description":"Croplands:54.1%,Urbanandbuilt-up:22.8%,Mixedforest:13.1%,Cropland/Naturalvegetationmosaic:6.9%,Grasslands:2.5%","station_max_population_density_5km":"4060"},"aux_images":[],"aux_docs":[],"aux_urls":[],"globalmeta":{"mean_topography_srtm_alt_90m_year1994":105.0,"mean_topography_srtm_alt_1km_year1994":109.29565217391304,"max_topography_srtm_relative_alt_5km_year1994":148.0,"min_topography_srtm_relative_alt_5km_year1994":0.0,"stddev_topography_srtm_relative_alt_5km_year1994":-33.45999277090998,"climatic_zone_year2016":"7 (cool temperate moist)","htap_region_tier1_year2010":"4 (EUR Western + Eastern EU+Turkey (upto 66 N polar circle))","dominant_landcover_year2012":"190 (Urban areas)","landcover_description_25km_year2012":"11 (Cropland, rainfed, herbaceous cover): 62.4 %, 190 (Urban areas): 13.6 %, 60 (Tree cover, broadleaved, deciduous, closed to open (>15%)): 5.5 %, 10 (Cropland, rainfed): 3.3 %, 90 (Tree cover, mixed leaf type (broadleaved and needleleaved)): 2.8 %, 130 (Grassland): 2.8 %, 150 (Sparse vegetation (tree, shrub, herbaceous cover) (<15%)): 2.4 %, 70 (Tree cover, needleleaved, evergreen, closed to open (>15%)): 2.1 %, 30 (Mosaic cropland (>50%) / natural vegetation (tree, shrub, herbaceous cover) (<50%)): 2.0 %, 100 (Mosaic tree and shrub (>50%) / herbaceous cover (<50%)): 1.7 %","dominant_ecoregion_year2017":"664 (European Atlantic mixed forests)","ecoregion_description_25km_year2017":"664 (European Atlantic mixed forests): 80.2 %, 686 (Western European broadleaf forests): 19.8 %","distance_to_major_road_year2020":257.20723258076015,"mean_stable_nightlights_1km_year2013":44.0,"mean_stable_nightlights_5km_year2013":36.72108843537415,"max_stable_nightlights_25km_year2013":60.0,"max_stable_nightlights_25km_year1992":58.0,"mean_population_density_250m_year2015":1045.955551387022,"mean_population_density_5km_year2015":251.5758135341673,"max_population_density_25km_year2015":4017.4372457519503,"mean_population_density_250m_year1990":1238.851219318201,"mean_population_density_5km_year1990":258.7979472400603,"max_population_density_25km_year1990":4641.066837973652,"mean_nox_emissions_10km_year2015":3060.734130859375,"mean_nox_emissions_10km_year2000":5768.33837890625,"toar1_category":"unclassified","toar2_category":"rural"},"changelog":[{"datetime":"2025-02-16T18:26:22.653489+00:00","description":"add toar2_category from ML application","old_value":"{'toar2_category': 'Unknown'}","new_value":"{'toar2_category': 'Rural'}","station_id":46,"author_id":1,"type_of_change":"single value correction in metadata"},{"datetime":"2025-06-25T11:38:45.402809+00:00","description":"Sabine Schröder (s.schroeder@fz-juelich.de): NOLOG","old_value":"{'additional_metadata': '{\"station_alt_flag\": \"0\", \"google_resolution\": \"153\", \"station_google_alt\": \"105\", \"station_reported_alt\": \"105\", \"station_landcover_description\": \"Croplands:54.1%,Urbanandbuilt-up:22.8%,Mixedforest:13.1%,Cropland/Naturalvegetationmosaic:6.9%,Grasslands:2.5%\", \"station_max_population_density_5km\": \"4060\"}'}","new_value":"{'additional_metadata': {'station_alt_flag': '0', 'google_resolution': '153', 'station_google_alt': '105', 'station_reported_alt': '105', 'station_landcover_description': 'Croplands:54.1%,Urbanandbuilt-up:22.8%,Mixedforest:13.1%,Cropland/Naturalvegetationmosaic:6.9%,Grasslands:2.5%', 'station_max_population_density_5km': '4060', 'rice_production': 0.0, 'soybean_production': 0.0, 'wheat_production': 0.0}}","station_id":46,"author_id":17,"type_of_change":"single value correction in metadata"}]},"variable":{"name":"pm10","longname":"particles up to 10 µm diameter","displayname":"PM 10","cf_standardname":"mass_concentration_of_pm10_ambient_aerosol_in_air","units":"µg m-3","chemical_formula":"","id":13},"programme":{"id":0,"name":"None","longname":"","homepage":"","description":""},"roles":[{"id":25,"role":"contributor","status":"active","contact":{"id":56,"organisation":{"id":57,"name":"EEA","longname":"European Environment Agency","kind":"government","city":"","postcode":"","street_address":"","country":"Denmark","homepage":"https://www.eea.europa.eu/","contact_url":""}}},{"id":26,"role":"resource provider","status":"active","contact":{"id":56,"organisation":{"id":57,"name":"EEA","longname":"European Environment Agency","kind":"government","city":"","postcode":"","street_address":"","country":"Denmark","homepage":"https://www.eea.europa.eu/","contact_url":""}}}],"changelog":[{"datetime":"2022-02-17T23:53:19.555644+00:00","description":"time series created","old_value":"","new_value":"","timeseries_id":31808,"author_id":1,"type_of_change":"created"},{"datetime":"2026-01-23T00:07:26.693710+00:00","description":"changed data value flags from \"OK preliminary not checked\" to \"OK validated QC passed\"","old_value":"","new_value":"","timeseries_id":31808,"author_id":1,"type_of_change":"data value flagging","period_start":"2020-01-01T23:00:00+00:00","period_end":"2020-12-30T23:00:00+00:00","version":"000001.000000.00000000000000"}]},{"id":32093,"label":"SPP.DE_DENW074_PM1_automatic_nephelometry_beta_Duration-30minute","order":2,"sampling_frequency":"hourly","aggregation":"none","data_start_date":"2013-12-31T23:00:00+00:00","data_end_date":"2023-12-31T22:00:00+00:00","data_origin":"instrument","data_origin_type":"measurement","provider_version":"v9","sampling_height":3.8,"additional_metadata":{},"doi":"","coverage":-1.0,"station":{"id":46,"codes":["DENW074"],"name":"Niederzier","coordinates":{"lat":50.883475,"lng":6.469363,"alt":105.0},"coordinate_validation_status":"not checked","country":"Germany","state":"Nordrhein-Westfalen","type":"industrial","type_of_area":"rural","timezone":"Europe/Berlin","additional_metadata":{"rice_production":0.0,"station_alt_flag":"0","wheat_production":0.0,"google_resolution":"153","soybean_production":0.0,"station_google_alt":"105","station_reported_alt":"105","station_landcover_description":"Croplands:54.1%,Urbanandbuilt-up:22.8%,Mixedforest:13.1%,Cropland/Naturalvegetationmosaic:6.9%,Grasslands:2.5%","station_max_population_density_5km":"4060"},"aux_images":[],"aux_docs":[],"aux_urls":[],"globalmeta":{"mean_topography_srtm_alt_90m_year1994":105.0,"mean_topography_srtm_alt_1km_year1994":109.29565217391304,"max_topography_srtm_relative_alt_5km_year1994":148.0,"min_topography_srtm_relative_alt_5km_year1994":0.0,"stddev_topography_srtm_relative_alt_5km_year1994":-33.45999277090998,"climatic_zone_year2016":"7 (cool temperate moist)","htap_region_tier1_year2010":"4 (EUR Western + Eastern EU+Turkey (upto 66 N polar circle))","dominant_landcover_year2012":"190 (Urban areas)","landcover_description_25km_year2012":"11 (Cropland, rainfed, herbaceous cover): 62.4 %, 190 (Urban areas): 13.6 %, 60 (Tree cover, broadleaved, deciduous, closed to open (>15%)): 5.5 %, 10 (Cropland, rainfed): 3.3 %, 90 (Tree cover, mixed leaf type (broadleaved and needleleaved)): 2.8 %, 130 (Grassland): 2.8 %, 150 (Sparse vegetation (tree, shrub, herbaceous cover) (<15%)): 2.4 %, 70 (Tree cover, needleleaved, evergreen, closed to open (>15%)): 2.1 %, 30 (Mosaic cropland (>50%) / natural vegetation (tree, shrub, herbaceous cover) (<50%)): 2.0 %, 100 (Mosaic tree and shrub (>50%) / herbaceous cover (<50%)): 1.7 %","dominant_ecoregion_year2017":"664 (European Atlantic mixed forests)","ecoregion_description_25km_year2017":"664 (European Atlantic mixed forests): 80.2 %, 686 (Western European broadleaf forests): 19.8 %","distance_to_major_road_year2020":257.20723258076015,"mean_stable_nightlights_1km_year2013":44.0,"mean_stable_nightlights_5km_year2013":36.72108843537415,"max_stable_nightlights_25km_year2013":60.0,"max_stable_nightlights_25km_year1992":58.0,"mean_population_density_250m_year2015":1045.955551387022,"mean_population_density_5km_year2015":251.5758135341673,"max_population_density_25km_year2015":4017.4372457519503,"mean_population_density_250m_year1990":1238.851219318201,"mean_population_density_5km_year1990":258.7979472400603,"max_population_density_25km_year1990":4641.066837973652,"mean_nox_emissions_10km_year2015":3060.734130859375,"mean_nox_emissions_10km_year2000":5768.33837890625,"toar1_category":"unclassified","toar2_category":"rural"},"changelog":[{"datetime":"2025-02-16T18:26:22.653489+00:00","description":"add toar2_category from ML application","old_value":"{'toar2_category': 'Unknown'}","new_value":"{'toar2_category': 'Rural'}","station_id":46,"author_id":1,"type_of_change":"single value correction in metadata"},{"datetime":"2025-06-25T11:38:45.402809+00:00","description":"Sabine Schröder (s.schroeder@fz-juelich.de): NOLOG","old_value":"{'additional_metadata': '{\"station_alt_flag\": \"0\", \"google_resolution\": \"153\", \"station_google_alt\": \"105\", \"station_reported_alt\": \"105\", \"station_landcover_description\": \"Croplands:54.1%,Urbanandbuilt-up:22.8%,Mixedforest:13.1%,Cropland/Naturalvegetationmosaic:6.9%,Grasslands:2.5%\", \"station_max_population_density_5km\": \"4060\"}'}","new_value":"{'additional_metadata': {'station_alt_flag': '0', 'google_resolution': '153', 'station_google_alt': '105', 'station_reported_alt': '105', 'station_landcover_description': 'Croplands:54.1%,Urbanandbuilt-up:22.8%,Mixedforest:13.1%,Cropland/Naturalvegetationmosaic:6.9%,Grasslands:2.5%', 'station_max_population_density_5km': '4060', 'rice_production': 0.0, 'soybean_production': 0.0, 'wheat_production': 0.0}}","station_id":46,"author_id":17,"type_of_change":"single value correction in metadata"}]},"variable":{"name":"pm10","longname":"particles up to 10 µm diameter","displayname":"PM 10","cf_standardname":"mass_concentration_of_pm10_ambient_aerosol_in_air","units":"µg m-3","chemical_formula":"","id":13},"programme":{"id":0,"name":"None","longname":"","homepage":"","description":""},"roles":[{"id":25,"role":"contributor","status":"active","contact":{"id":56,"organisation":{"id":57,"name":"EEA","longname":"European Environment Agency","kind":"government","city":"","postcode":"","street_address":"","country":"Denmark","homepage":"https://www.eea.europa.eu/","contact_url":""}}},{"id":26,"role":"resource provider","status":"active","contact":{"id":56,"organisation":{"id":57,"name":"EEA","longname":"European Environment Agency","kind":"government","city":"","postcode":"","street_address":"","country":"Denmark","homepage":"https://www.eea.europa.eu/","contact_url":""}}}],"changelog":[{"datetime":"2022-02-18T01:29:39.388732+00:00","description":"time series created","old_value":"","new_value":"","timeseries_id":32093,"author_id":1,"type_of_change":"created"},{"datetime":"2025-04-07T13:12:48.104098+00:00","description":"added data for the years 2021 - 2023","old_value":"","new_value":"","timeseries_id":32093,"author_id":1,"type_of_change":"replaced data with a new version","period_start":"2020-12-31T23:00:00+00:00","period_end":"2021-08-08T21:00:00+00:00","version":"000001.000000.00000000000000"},{"datetime":"2025-04-07T13:12:48.467865+00:00","description":"added data for the years 2021 - 2023","old_value":"","new_value":"","timeseries_id":32093,"author_id":1,"type_of_change":"replaced data with a new version","period_start":"2021-08-08T22:00:00+00:00","period_end":"2022-03-14T04:00:00+00:00","version":"000001.000000.00000000000000"},{"datetime":"2025-04-07T13:12:48.827898+00:00","description":"added data for the years 2021 - 2023","old_value":"","new_value":"","timeseries_id":32093,"author_id":1,"type_of_change":"replaced data with a new version","period_start":"2022-03-14T05:00:00+00:00","period_end":"2022-10-18T12:00:00+00:00","version":"000001.000000.00000000000000"},{"datetime":"2025-04-07T13:12:49.189701+00:00","description":"added data for the years 2021 - 2023","old_value":"","new_value":"","timeseries_id":32093,"author_id":1,"type_of_change":"replaced data with a new version","period_start":"2022-10-18T13:00:00+00:00","period_end":"2023-05-23T08:00:00+00:00","version":"000001.000000.00000000000000"},{"datetime":"2025-04-07T13:12:49.578449+00:00","description":"added data for the years 2021 - 2023","old_value":"","new_value":"","timeseries_id":32093,"author_id":1,"type_of_change":"replaced data with a new version","period_start":"2023-05-23T09:00:00+00:00","period_end":"2023-12-31T22:00:00+00:00","version":"000001.000000.00000000000000"},{"datetime":"2026-01-22T17:07:15.043084+00:00","description":"changed data value flags from \"OK preliminary not checked\" to \"OK validated QC passed\"","old_value":"","new_value":"","timeseries_id":32093,"author_id":1,"type_of_change":"data value flagging","period_start":"2013-12-31T23:00:00+00:00","period_end":"2020-12-31T22:00:00+00:00","version":"000001.000000.00000000000000"}]}]