Contents description of the data set European air quality data for 2018 (interpolated data and station points), Feb. 2021 ======================================================================= Contents: --------------------------------------------- NO2 NOx O3 PM10 PM25 POD6 Interpolation data 1 km grid Interpolation data 2 km grid Content of the subdirs: ----------------------------------------------------------------------------------------- Directory \NO2\ ~~~~~~~~~~~~~~ \NO2\station values\st_rb_2018_no2.[dbf, prj, sbn, sbx, shp, shx, shp.xml,...] Table with fields for point map layers with 2018 Nitrogen Dioxide indicator values at the Rural Background stations (points) used in the interpolation EoICode = EoI code Stat_Code = AQ station code (i.e. "AirQualityStation" identifier) Stat_Name = AQ station name Latitude = point latitude coordinate (decimal degrees) Longitude = point longitude coordinate (decimal degrees) Altitude = point altitude (meters above sea level) Point_X = ETRS x-coordinate Point_Y = ETRS y-coordinate Stat_Type n/a (Station type ) Stat_Area n/a (Station area ) ('rb' in the file name inidcates it concerns Rural Background stations) NO2_avg18 = NO2 annual average at Rural Background stations, 2018 \NO2\station values\st_usb_2018_no2.[dbf, prj, sbn, sbx, shp, shx, shp.xml...] Table with fields for points map layer with 2018 Nitrogen Dioxide indicator values at the Urban and Suburban Background stations (points) used in the interpolation EoICode = EoI code Stat_Code = AQ station code (i.e. "AirQualityStation" identifier) Stat_Name = AQ station name Latitude = point latitude coordinate (decimal degrees) Longitude = point longitude coordinate (decimal degrees) Altitude = point altitude (meters above sea level) Point_X = ETRS x-coordinate Point_Y = ETRS y-coordinate Stat_Type n/a (Station type ) Stat_Area n/a (Station area ) ('usb' in the file name inidcates it concerns Urban and Suburban Background stations) NO2_avg18 = NO2 annual average values at Urban and Suburban Background stations, 2018 \NO2\station values\st_ust_2018_no2.[dbf, prj, sbn, sbx, shp, shx, shp.xml...] Table with fields for points map layer with 2018 Nitrogen Dioxide indicator values at the Urban and Suburban Traffic stations (points) used in the interpolation EoICode = EoI code Stat_Code = AQ station code (i.e. "AirQualityStation" identifier) Stat_Name = AQ station name Latitude = point latitude coordinate (decimal degrees) Longitude = point longitude coordinate (decimal degrees) Altitude = point altitude (meters above sea level) Point_X = ETRS x-coordinate Point_Y = ETRS y-coordinate Stat_Type n/a (Station type ) Stat_Area n/a (Station area ) ('ust' in the file name inidcates it concerns Urban and Suburban Traffic stations) NO2_avg18 = NO2 annual average values at Urban and Suburban Traffic stations, 2018 \NO2\interpolation values\ The folder contains the grid layer (interpolation values) in ovr and geotiff format \[geoTIFF\ovr]\no2_avg_18 (.tif, .ovr) \NO2\maps\ The folder contains the set of maps in png and tiff format. Directory \NOx\ ~~~~~~~~~~~~~~ \NOx\station values\st_rb_2018_nox.[dbf, prj, sbn, sbx, shp, shx, shp.xml,...] Table with fields for point map layers with 2018 Nitrogen Oxides indicator values at the Rural Background stations (points) used in the interpolation EoICode = EoI code Stat_Code = AQ station code (i.e. "AirQualityStation" identifier) Stat_Name = AQ station name Latitude = point latitude coordinate (decimal degrees) Longitude = point longitude coordinate (decimal degrees) Altitude = point altitude (meters above sea level) Point_X = ETRS x-coordinate Point_Y = ETRS y-coordinate Stat_Type n/a (Station type ) Stat_Area n/a (Station area ) ('rb' in the file name inidcates it concerns Rural Background stations) NOx_avg = NOx annual average values at Rural Background stations, 2018 Source = indicator showing the source of "NOx_avg" value, either reported NOx value or calculated value based on reported NO2 and NO values \NOx\interpolation values\ The folder contains the grid layer (interpolation values) in ovr and geotiff format \[geoTIFF\ovr]\nox_avg_18 (.tif, .ovr) \NOx\maps\ The folder contains the set of maps in png and tiff format. Directory \O3\ ~~~~~~~~~~~~~~ \O3\station values\st_rb_2018_o3.[dbf, prj, sbn, sbx, shp, shx, shp.xml,...] Table with fields for point map layers with 2018 Ozone indicator values (both health and vegetation related) at the Rural Background stations (points) used in the interpolation EoICode = EoI code Stat_Code = AQ station code (i.e. "AirQualityStation" identifier) Stat_Name = AQ station name Latitude = point latitude coordinate (decimal degrees) Longitude = point longitude coordinate (decimal degrees) Altitude = point altitude (meters above sea level) Point_X = ETRS x-coordinate Point_Y = ETRS y-coordinate Stat_Type n/a (Station type ) Stat_Area n/a (Station area ) ('rb' in the file name indicates it concerns Rural Background stations) O3_p932 = Ozone 93.2 percentile of maximum daily 8-hourly mean values at Rural Background stations, 2018 O3_SOMO35 = Ozone SOMO35 values at Rural Background stations, 2018 O3_SOMO10 = Ozone SOMO10 values at Rural Background stations, 2018 \O3\station values\st_rb_2018_o3_aot40.[dbf, prj, sbn, sbx, shp, shx, shp.xml,...] Table with fields for point map layers with 2018 Ozone indicator values (both health and vegetation related) at the Rural Background stations (points) used in the interpolation EoICode = EoI code Stat_Code = AQ station code (i.e. "AirQualityStation" identifier) Stat_Name = AQ station name Latitude = point latitude coordinate (decimal degrees) Longitude = point longitude coordinate (decimal degrees) Altitude = point altitude (meters above sea level) Point_X = ETRS x-coordinate Point_Y = ETRS y-coordinate Stat_Type n/a (Station type ) Stat_Area n/a (Station area ) ('rb' in the file name inidcates it concerns Rural Background stations) O3_AOT40v = Ozone AOT40 values for Vegetation at Rural Background stations, 2018 O3_AOT40f = Ozone AOT40 values for Forests at Rural Background stations, 2018 \O3\station values\st_usb_2018_o3.[dbf, prj, sbn, sbx, shp, shx, shp.xml...] Table with fields for points map layer with 2018 Ozone (health related) indicator values at the Urban and Suburban Background stations (points) used in the interpolation EoICode = EoI code Stat_Code = AQ station code (i.e. "AirQualityStation" identifier) Stat_Name = AQ station name Latitude = point latitude coordinate (decimal degrees) Longitude = point longitude coordinate (decimal degrees) Altitude = point altitude (meters above sea level) Point_X = ETRS x-coordinate Point_Y = ETRS y-coordinate Stat_Type n/a (Station type ) Stat_Area n/a (Station area ) ('usb' in the file name indicates it concerns Urban and Suburban Background stations) O3_p932 = Ozone 93.2 percentile of maximum daily 8-hourly mean values at Urban and Suburban Background stations, 2018 O3_SOMO35 = Ozone SOMO35 values at Urban and Suburban Background stations, 2018 O3_SOMO10 = Ozone SOMO10 values at Urban and Suburban Background stations, 2018 \O3\interpolation values\ The folder contains the grid layer (interpolation values) in ovr and geotiff format \[geoTIFF\ovr]\o3_aot40f_18 (.tif, .ovr) \[geoTIFF\ovr]\o3_aot40v_18 (.tif, .ovr) \[geoTIFF\ovr]\o3_p932_18 (.tif, .ovr) \[geoTIFF\ovr]\o3_s10_18 (.tif, .ovr) \[geoTIFF\ovr]\o3_s35_18 (.tif, .ovr) \O3\maps\ The folder contains the set of maps in png and tiff format. Directory \PM10\ ~~~~~~~~~~~~~~~~ \PM10\station values\st_rb_2018_pm10.[dbf, prj, sbn, sbx, shp, shx, shp.xml...] Table with fields for point map layer with PM10 indicator values at the Rural Background stations (points) used in the interpolation EoICode = EoI code Stat_Code = AQ station code (i.e. "AirQualityStation" identifier) Stat_Name = AQ station name Latitude = point latitude coordinate (decimal degrees) Longitude = point longitude coordinate (decimal degrees) Altitude = point altitude (meters above sea level) Point_X = ETRS x-coordinate Point_Y = ETRS y-coordinate Stat_Type n/a (Station type ) Stat_Area n/a (Station area ) ('rb' in the file name inidcates it concerns Rural Background stations) PM10_avg = PM10 annual average values at Rural Background stations, 2018 PM10_p904 = PM10 90.4 percentile of daily means at Rural Background stations, 2018 \PM10\station values\st_usb_2018_pm10.[dbf, prj, sbn, sbx, shp, shx, shp.xml...] Table with fields for point map layer with PM10 indicator values at the Urban and Suburban Background stations (points) used in the interpolation EoICode = EoI code Stat_Code = AQ station code (i.e. "AirQualityStation" identifier) Stat_Name = AQ station name Latitude = point latitude coordinate (decimal degrees) Longitude = point longitude coordinate (decimal degrees) Altitude = point altitude (meters above sea level) Point_X = ETRS x-coordinate Point_Y = ETRS y-coordinate Stat_Type n/a (Station type ) stat_area n/a (Station area ) ('usb' in the file name indicates it concerns Urban and Suburban Background stations) PM10_avg = PM10 annual average values at Urban and Suburban Background stations, 2018 PM10_p904 = PM10 90.4 percentile of daily means at Urban and Suburban Background stations, 2018 \PM10\station values\st_ust_2018_pm10.[dbf, prj, sbn, sbx, shp, shx, shp.xml...] Table with fields for point map layer with PM10 indicator values at the Urban and Suburban Traffic stations (points) used in the interpolation EoICode = EoI code Stat_Code = AQ station code (i.e. "AirQualityStation" identifier) Stat_Name = AQ station name Latitude = point latitude coordinate (decimal degrees) Longitude = point longitude coordinate (decimal degrees) Altitude = point altitude (meters above sea level) Point_X = ETRS x-coordinate Point_Y = ETRS y-coordinate Stat_Type n/a (Station type ) stat_area n/a (Station area ) ('ust' in the file name indicates it concerns Urban and Suburban Traffic stations) PM10_avg = PM10 annual average values at Urban and Suburban Traffic stations, 2018 PM10_p904 = PM10 90.4 percentile of daily means at Urban and Suburban Traffic stations, 2018 \PM10\interpolation values\ The folder contains the grid layer (interpolation values) in ovr and geotiff format \[geoTIFF\ovr]\pm10_p904_18 (.tif, .ovr) \[geoTIFF\ovr]\pm10_avg_18 (.tif, .ovr) \PM10\maps\ The folder contains the set of maps in png and tiff format. Directory \PM25\ ~~~~~~~~~~~~~~~~ \PM25\station values\st_rb_2018_pm25.[dbf, prj, sbn, sbx, shp, shx, shp.xml] Table with fields for point map layer with PM25 indicator values at the Rural Background stations (points) used in the interpolation EoICode = EoI code Stat_Code = AQ station code (i.e. "AirQualityStation" identifier) Stat_Name = AQ station name Latitude = point latitude coordinate (decimal degrees) Longitude = point longitude coordinate (decimal degrees) Altitude = point altitude (meters above sea level) Point_X = ETRS x-coordinate Point_Y = ETRS y-coordinate Stat_Type n/a (Station type ) Stat_Area n/a (Station area ) ('rb' in the file name indicates it concerns Rural Background stations) PM25_avg = PM2.5 annual average values at Rural Background stations, 2018 \PM25\station values\st_usb_2018_pm25.[dbf, prj, sbn, sbx, shp, shx, shp.xml...] Table with fields for point map layer with PM2.5 indicator values at the Urban and Suburban Background Stations (points) used in the interpolation EoICode = EoI code Stat_Code = AQ station code (i.e. "AirQualityStation" identifier) Stat_Name = AQ station name Latitude = point latitude coordinate (decimal degrees) Longitude = point longitude coordinate (decimal degrees) Altitude = point altitude (meters above sea level) Point_X = ETRS x-coordinate Point_Y = ETRS y-coordinate Stat_Type n/a (Station type ) Stat_Area n/a (Station area ('usb' in the file name indicates it concerns Urban and Suburban Background stations) ) PM25_avg = PM2.5 annual average values at Urban and Suburban background stations, 2018 \PM25\station values\st_ust_2018_pm25.[dbf, prj, sbn, sbx, shp, shx, shp.xml...] Table with fields for point map layer with PM2.5 indicator values at the Urban and Suburban Traffic Stations (points) used in the interpolation EoICode = EoI code Stat_Code = AQ station code (i.e. "AirQualityStation" identifier) Stat_Name = AQ station name Latitude = point latitude coordinate (decimal degrees) Longitude = point longitude coordinate (decimal degrees) Altitude = point altitude (meters above sea level) Point_X = ETRS x-coordinate Point_Y = ETRS y-coordinate Stat_Type n/a (Station type ) Stat_Area n/a (Station area) ('ust' in the file name indicates it concerns Urban and Suburban Traffic stations) PM25_avg = PM2.5 annual average values at Urban and Suburban Traffic stations,2018 \PM25\interpolation values\ The folder contains the grid layer (interpolation values) in ovr and geotiff format \[geoTIFF\ovr]\pm25_avg_18 (.tif, .ovr) \PM25\maps\ The folder contains the set of maps in png and tiff format. Directory \POD6\ \POD6\interpolation values\ The folder contains the grid layer (interpolation values) in ovr format for Phytotoxic Ozone Dose (POD6) for potato and wheat. \ovr\pod6_potato18.ovr \ovr\pod6_wheat18.ovr \POD6\maps\ The folder contains the set of maps in png and tiff format. Directory \Interpolation data 1 km grid\ ~~~~~~~~~~~~~~~~ \Interpolation data 1 km grid\EEA_1kmgrid_2018.[dbf, prj, sbn, sbx, shp, shx, shp.xml...] Table with fields for EEA's 1x1 km2 grid layer with interpolation data results for PM10 annual average, PM10 90.4 percentile of daily means, PM2.5 annual average, Ozone 93.2 percentile of daily maximum 8-hour running means, Ozone SOMO35, Ozone SOMO10, NO2 annual average, and interannual differences. Table field use in map: CellCode = Cell code EEA grid EofOrigin n/a (grid cell coordinate X-direction, right bottom corner of the cell) NofOrigin n/a (grid cell coordinate Y-direction, right bottom corner of the cell) POINT_X n/a (grid cell coordinate X-direction, centre of the cell) POINT_Y n/a (grid cell coordinate Y-direction, centre of the cell) LAT = latitude cell centre (DD = Decimal Degrees) LON = longitude cell centre (DD = Decimal Degrees) COUNTRY n/a (country) POPULATION n/a (population in the grid cell, according to Geostat 2011) PM10_avg = PM10 annual average values PM10_p904 = PM10 90.4 percentile of daily average PM25_avg = PM2.5 annual average values O3_p932 = Ozone 93.2 percentile of daily maximum 8-hour running means O3_SOMO35 = Ozone SOMO35 values NO2_avg = NO2 annual average values dif_PM_avg = Interannual difference in PM10 annual average values 2018-2017 dif_PMp904 = Interannual difference in PM10 90.4 percentile of daily average 2018-2017 dif_PM25 = Interannual difference in PM2.5 annual average values 2018-2017 dif_O3p932 = Interannual difference in Ozone 93.2 percentile of daily maximum 8-hour running means 2018-2017 dif_O3_S35 = Interannual difference in Ozone SOMO35 values 2018-2017 dif_NO2avg = Interannual difference in NO2 annual average values 2018-2017 NO2_avg_b n/a (background grid layer of NO2 annual average for 2018) NO2_avg_ut n/a urban traffic grid layer of NO2 annual average for 2018) PM10_avg_b n/a (background grid layer of PM10 annual average for 2018) PM10_avg_ut n/a urban traffic grid layer of PM10 annual average for 2018) PM25_avg_b n/a (background grid layer of PM2.5 annual average for 2018) PM25_avg_ut n/a urban traffic grid layer of OM2.5 annual average for 2018) O3_S10 = Ozone SOMO10 values dif_O3_S10 = Interannual differences in Ozone SOMO10 values weight_b n/a (weight representing the ratio of background areas in the grid cell) weight_ut n/a (weight representing the ratio of urban traffic areas in the grid cell) Directory \Interpolation data 2 km grid\ ~~~~~~~~~~~~~~~~ \Interpolation data 2 km grid\EEA_2kmgrid_2018.[dbf, prj, sbn, sbx, shp, shx, shp.xml...] Table with 2x2 km grid field with interpolated data results for O3 indicators AOT40 for crops and forests, NOx annual average, interannual differences and POD6 for wheat and potato indicators. Table field: used in map: POINT_X n/a (grid cell ETRS coordinate X-direction, centre of the grid cell) POINT_Y n/a (grid cell ETRS coordinate Y-direction, centre of the grid cell) LON = longitude 2x2 km2 grid cell centre (DD = Decimal Degrees) LAT = latitude 2x2 km2 grid cell centre (DD = Decimal Degrees) CELL_CODE = CellCode O3_AOT40v = Ozone AOT40 values for Vegetation O3_AOT40f = Ozone AOT40 values for Forests NOx_avg = NOx annual average values dif_aot40v = Interannual difference in Ozone AOT40 values for Vegetation 2018-2017 dif_aot40f = Interannual difference in Ozone AOT40 values for Forests 2018-2017 dif_NOxavg = Interannual difference in NOx annual average values 2018-2017 POD6_potato = Phytotoxic Ozone Dose (POD6) for potato, 2018 POD6_wheat = Phytotoxic Ozone Dose (POD6) for wheat, 2018