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

Data Layer	File Name
Delaware River Basin Boundary	drbbnd.zip
Delaware River	delriv.zip
DRBC Water Quality Zones	drbzone.zip
Delaware River Mile Markers, every 1/2 mile	delrivpt5.zip
Special Protection Waters Drainage Boundary	spwbnd.zip
Special Protection Waters Classification	spwclass.zip
Wild and Scenic Designations	wildandscenic.zip
SE PA Groundwater Protected Area Boundary	gwpabnd.zip
SE PA Groundwater Protected Area Municipalities	gwpamun.zip
Public River Access Sites	riveraccess.zip
Stream Gages within the Delaware River Basin	gage_stream.zip
Precipitation Gages within the Delaware River Basin	gage_prec.zip

View DRBC Map Gallery

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

Delaware Data Mapping and Integration Laboratory (DataMIL), a pilot project for the National Map

Digital ortho quadrangle images Microsoft Terraserver Web Site

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 Atlas of the United States

USGS EROS Data Center

USGS US Geo Data

USGS National Mapping Division

U.S. Fish and Wildlife Service National Wetlands Inventory

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