EPA Environmental Dataset Gateway
Jump to main content
United States Environmental Protection Agency
Mandatory Class 1 Federal Areas Web Service
This web service contains the following layers: Mandatory Class 1 Federal Area polygons and Mandatory Class 1 Federal Area labels in the United States. The polygon layer draws at all scales. The labels draw at scales greater than or equal to 1:3 million. Data used to create this web service are available as a separate download at the secondary linkage listed above. Full FGDC metadata are available by clicking the layer name in the web service table of contents and clicking the Full Metadata link in the layer description. This dataset was developed by EPA's Office of Air Quality Planning and Standards (OAQPS) based on features originating from several data sources, including USEPA, USFS, USFWS, NPS and BIA.
To support USEPA's visibility protection program.
Time Period of Content
West Bounding Longitude:
East Bounding Longitude:
North Bounding Latitude:
South Bounding Latitude:
None. Please check sources, scale, accuracy, currentness and other available information. Please confirm that you are using the most recent copy of both data and metadata. Acknowledgement of the EPA would be appreciated.
Administrative and Political Boundaries, Atmosphere and Climatic, Environment and Conservation
USEPA, USFS, USFWS, NPS, BIA
U.S. Environmental Protection Agency, Office of Air and Radiation-Office of Air Quality Planning and Standards
mailing and physical address
Research Triangle Park
Metadata Reference Information
Metadata Date Stamp:
Metadata Standard Name:
FGDC Content Standard for Digital Geospatial Metadata
Metadata Standard Version: