Data API

Ozone Nonattainment Area

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)
Organization Type
Use Limitations
Unrestricted: can be shared internally and externally without data sharing agreement
License
No License Provided

The DVRPC region falls entirely within the Philadelphia-Wilmington-Atlantic City, NJ 8-hour Ozone Nonattainment Area. The U.S. Environmental Protection Agency (EPA) set national air quality standards (NAAQS) for ground-level ozone, with a design value level of 0.070 parts per million - at time of publication, this area does not meet that standard.

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objectid
descriptio

Data Dictionary

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

Data & Resources