Data API

PM-2.5 Maintenance Areas

Environment
Data Steward
DVRPC GIS
Update Frequency
as needed
Metadata Last Modified
March 27, 2025
Dataset Type
Geospatial
Source
United States Environmental Protection Agency (EPA)
Use Limitations
Unrestricted: can be shared internally and externally without data sharing agreement
License
No License Provided

The PM-2.5 maintenance areas for the DVRPC region represent areas that meet federal air quality standards for particulate matter pollution. The DVRPC region covers the following three maintenance areas: the Philadelphia-Wilmington, PA-NJ-DE area; the New York-Northern New Jersey-Long Island, NY-NJ-CT area; and the Delaware County, PA area.

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Data Dictionary

Column Type Label Description
shape Geometry Shape Feature geometry.
objectid OID DESCRIPTIO Internal feature number.
st_area(shape) Double SHAPE Feature geometry.
st_perimeter(shape) Double st_area(shape) Internal feature number.
descriptio String st_perimeter(shape) Internal feature number.