{"@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>This dataset is made up of hourly measurements of PM2.5 and PM10, and meteorological measurements, collected through DOEE\u2019s Clarity Node network in the District of Columbia. The meteorological data collected are the sensor\u2019s internal temperature and relative humidity readings. Measurements are collected to gain a better understanding of hyper-local air quality data. This data is collected through 24-hour continuous measurements.</SPAN></P></DIV></DIV></DIV>", "distribution": [{"@type": "dcat:Distribution", "accessURL": "https://maps2.dcgis.dc.gov/dcgis/rest/services/DCGIS_DATA/Environment_Air_Quality_WebMercator/MapServer/81", "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/aef3f004c5c646fea60c7e3982e7955c/csv?layers=81", "format": "CSV", "mediaType": "text/csv", "title": "CSV"}, {"@type": "dcat:Distribution", "accessURL": "https://opendata.dc.gov/api/download/v1/items/aef3f004c5c646fea60c7e3982e7955c/geojson?layers=81", "format": "GeoJSON", "mediaType": "application/vnd.geo+json", "title": "GeoJSON"}, {"@type": "dcat:Distribution", "accessURL": "https://opendata.dc.gov/api/download/v1/items/aef3f004c5c646fea60c7e3982e7955c/kml?layers=81", "format": "KML", "mediaType": "application/vnd.google-earth.kml+xml", "title": "KML"}, {"@type": "dcat:Distribution", "accessURL": "https://opendata.dc.gov/api/download/v1/items/aef3f004c5c646fea60c7e3982e7955c/shapefile?layers=81", "format": "ZIP", "mediaType": "application/zip", "title": "Shapefile"}, {"@type": "dcat:Distribution", "accessURL": "https://opendata.dc.gov/datasets/DCGIS::air-quality-clarity-node-sensors", "format": "Web Page", "mediaType": "text/html", "title": "ArcGIS Hub Dataset"}], "identifier": "https://www.arcgis.com/home/item.html?id=aef3f004c5c646fea60c7e3982e7955c&sublayer=81", "issued": "2023-12-07T16:32:19.000Z", "keyword": ["Air quality", "NO2", "air pollutants", "air quality", "clarity node", "dc", "district of columbia", "environment", "hourly", "ozone", "particulate matter", "pm 10", "pm 2.5", "pollution", "sensor", "washington dc"], "landingPage": "https://opendata.dc.gov/datasets/DCGIS::air-quality-clarity-node-sensors", "license": "https://creativecommons.org/licenses/by/4.0", "modified": "2026-05-06T18:10:47.000Z", "publisher": {"name": "Department of Energy and Environment"}, "spatial": "-77.0185,38.8148,-76.9707,38.9689", "theme": ["geospatial"], "title": "Air Quality Clarity Node Sensors"}