DRBC staff members have developed basin-wide GIS data layers.

Data Layer File Name
Delaware River Basin Boundary
Delaware River
DRBC Water Quality Zones
Delaware River Mile Markers, every 1/2 mile
Special Protection Waters Drainage Boundary
Special Protection Waters Classification
Wild and Scenic Designations
SE PA Groundwater Protected Area Boundary
SE PA Groundwater Protected Area Municipalities
Public River Access Sites
Stream Gages within the Delaware River Basin
Precipitation Gages within the Delaware River Basin

The following is a listing of web sites where GIS data for the basin states can be obtained:

Delaware FirstMap

University of Delaware College of Agricultural and Natural Resources

New Jersey Department of Environmental Protection

New Jersey Geological Survey

New York State Department of Environmental Conservation Mapping Gateway

New York State GIS Clearinghouse New York State Office of Technology

PaMAGIC Pennsylvania Mapping and Geographic Consortium

Pennsylvania Department of Transportation

Pennsylvania Spatial Data Access

U.S. Geological Survey (USGS) Geologic Division

USGS Water Resources Division

USGS Pennsylvania District

USGS National Map Small Scale Collection

USGS EROS Data Center

USGS Geo Data Portal

USGS National Mapping Division

U.S. Fish and Wildlife Service National Wetlands Inventory


Karen Reavy, DRBC Information Specialist/GIS
(609) 883-9500 ext. 273