Data API

PM-2.5 Maintenance Areas

Environment
Data Steward
DVRPC GIS
Update Frequency
as needed
Metadata Last Modified
August 28, 2025
Dataset Type
Geospatial
Source
United States Environmental Protection Agency (EPA)
Organization Type
Federal Government
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.

View map in GIS Catalog

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.