State and Federal On-line Resources
Resources Available from State Agencies
PA Department of Environmental Protection (DEP)
- View the Water Attribute Viewer for the Enterprise which provides mapping related to water and water-related resources within the Commonwealth of Pennsylvania.
- View the eMAP Application which presents forest, bedrock formations, and other natural resource map layers.
Pennsylvania Spatial Data Access (PASDA)
PASDA is the official public access geospatial information clearinghouse for the Commonwealth of Pennsylvania developed by the Pennsylvania State University. This site hosts the online Pennsylvania Atlas which includes statewide boundary files, wildlife, and conservation map layers. Visit website.
The PA Department of Conservation and Natural Resources (DCNR)
PA Fish and Boat Commission
View an interactive County Guide map of streams, lakes and fishing-related mapping
Resources Available from Federal Agencies
U.S. Fish and Wildlife Service National Wetland Inventory
The nationwide "Wetlands Mapper" showing the location of wetlands identified through aerial photography. View the interactive map.
United States Geological Service (USGS)
Federal Emergency Management Agency (FEMA)
The Flood Map Service Center (MSC) provides flood hazard mapping in support of the National Flood Insurance Program (NFIP). View maps.