Data Catalog

• Air Quality Clarity Node Sensors    recent views

  District of Columbia —

  This dataset is made up of hourly measurements of PM2.5 and PM10, and meteorological measurements, collected through DOEE’s Clarity Node network in the District of...

  • HTML
  • ArcGIS GeoServices REST API
  • OGC WMS
  • CSV
  • GeoJSON
• Federal

  Collection Congestion Mitigation and Air Quality (CMAQ)    recent views

  Department of Transportation —

  All 50 states and the District of Columbia submit annual reports of their CMAQ project obligations in March of every year. The FHWA uses these yearly submissions to...

  • HTML

You can also access this registry using the API (see API Docs).

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