Welcome to the DEQ Open Data Portal
This page serves as a central location to access, obtain and preview all available DEQ data collected, managed and distributed by the agency with links to related supplemental fact sheets.
View the entire DEQ Data Catalog or select a specific category of data below to view datasets and their associated fact sheets.
Are you a developer, or would you like to integrate with our GIS Web Services directly? If so, click here to see our current REST service directory.
View the Above Datasets in DEQ's Interactive Web Mapping Tools
The datasets above are all available through interactive tools hosted and maintained by DEQ.
Some of these utilities can be accessed by clicking the links below.
Environmental Data Mapper (EDM)
PREP Incident Lookup Tool
Contact Us
Mailing Address: Street Address:
P.O. Box 1105 1111 East Main St. Suite 1400
Richmond, VA 23218 Richmond, VA 23219
Call: Resources:
1-804-698-4000 (Main) DEQ Homepage
