{"@type": "dcat:Dataset", "accessLevel": "public", "contactPoint": {"@type": "vcard:Contact", "fn": "DCGISopendata", "hasEmail": "mailto:gisgroup@dc.gov"}, "description": "<DIV STYLE=\"text-align:Left;\"><DIV><DIV><P><SPAN STYLE=\"font-size:12pt\">Dataset is comprised of hourly air quality data points captured from the District\u2019s air monitoring network sites. The dataset is quality controlled by a process of field data verification and validation. The District of Columbia is providing this data for a rolling 1-year period. For complete real-time data, visit the EPA AirNow system at </SPAN><A href=\"https://docs.airnowapi.org/\" target=\"_blank\" STYLE=\"text-decoration:underline;\"><SPAN STYLE=\"font-size:12pt\">docs.airnowapi.org</SPAN></A></P></DIV></DIV></DIV>", "distribution": [{"@type": "dcat:Distribution", "accessURL": "https://maps2.dcgis.dc.gov/dcgis/rest/services/DCGIS_DATA/Environment_Air_Quality_WebMercator/MapServer/76", "format": "ArcGIS GeoServices REST API", "mediaType": "application/json", "title": "ArcGIS GeoService"}, {"@type": "dcat:Distribution", "accessURL": "https://maps2.dcgis.dc.gov/dcgis/services/DCGIS_DATA/Environment_Air_Quality_WebMercator/MapServer/WMSServer?request=GetCapabilities&service=WMS", "format": "OGC WMS", "mediaType": "application/vnd.ogc.wms_xml", "title": "OGC WMS"}, {"@type": "dcat:Distribution", "accessURL": "https://opendata.dc.gov/api/download/v1/items/20c07bd1506249d4877ee45acfa73b71/csv?layers=76", "format": "CSV", "mediaType": "text/csv", "title": "CSV"}, {"@type": "dcat:Distribution", "accessURL": "https://opendata.dc.gov/api/download/v1/items/20c07bd1506249d4877ee45acfa73b71/geojson?layers=76", "format": "GeoJSON", "mediaType": "application/vnd.geo+json", "title": "GeoJSON"}, {"@type": "dcat:Distribution", "accessURL": "https://opendata.dc.gov/api/download/v1/items/20c07bd1506249d4877ee45acfa73b71/kml?layers=76", "format": "KML", "mediaType": "application/vnd.google-earth.kml+xml", "title": "KML"}, {"@type": "dcat:Distribution", "accessURL": "https://opendata.dc.gov/api/download/v1/items/20c07bd1506249d4877ee45acfa73b71/shapefile?layers=76", "format": "ZIP", "mediaType": "application/zip", "title": "Shapefile"}, {"@type": "dcat:Distribution", "accessURL": "https://opendata.dc.gov/datasets/DCGIS::air-quality-realtime", "format": "Web Page", "mediaType": "text/html", "title": "ArcGIS Hub Dataset"}], "identifier": "https://www.arcgis.com/home/item.html?id=20c07bd1506249d4877ee45acfa73b71&sublayer=76", "issued": "2021-12-15T16:11:16.000Z", "keyword": ["air quality", "airnow", "carbon monoxide", "district of columbia", "environment", "epa", "particulate matter", "real-time", "washington dc"], "landingPage": "https://opendata.dc.gov/datasets/DCGIS::air-quality-realtime", "license": "https://creativecommons.org/licenses/by/4.0", "modified": "2026-05-14T02:15:08.000Z", "publisher": {"name": "Department of Energy and Environment"}, "spatial": "-77.0185,38.8148,-76.9707,38.9689", "theme": ["geospatial"], "title": "Air Quality Realtime"}