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  1. AirNow Interactive Map - US EPA

    The air quality forecast is a prediction of the day’s overall AQI issued by state and local air quality forecasters. Each polygon on this map represents a reporting area that issues a forecast.

  2. AirNow Interactive Map

    The air quality forecast is a prediction of the day’s overall AQI issued by state and local air quality forecasters. Each polygon on this map represents a reporting area that issues a forecast.

  3. AirNow Interactive Map - US EPA

    This map displays data from reference-grade air quality monitors at U.S. embassies and consulates around the world. Fine particulate matter (PM2.5) data is available for all sites, and …

  4. Our Nation's Air 2023 - US EPA

    Line chart depicting overall decline in national air quality concentration averages for the criteria air pollutants from 1990 to 2022.

  5. Our Nation's Air 2021 - US EPA

    Explore the Fire and Smoke Map on the EPA’s AirNow website for up-to-date PM 2.5 air quality (including any wildfire impacts) as measured by a combination of AirNow monitors, U.S. Forest …

  6. Dynamic AllLayers (OECA/Annual_Report) - gispub.epa.gov

    Home > services > OECA > Annual_Report (MapServer) > All Layers and Tables API Reference JSON

  7. Layer: Street intersection density (ID: 10) - US EPA

    Name: Street intersection density Display Field: CSA_Name Type: Feature Layer Geometry Type: esriGeometryPolygon