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1. Digital Flood Insurance Rate Map Database, Pennsylvania - various layers clipped to counties

2005. Federal Emergency Management Agency. various layers clipped to counties - The Digital Flood Insurance Rate Map (DFIRM) Database depicts flood risk information and supporting data used ...

2. Map Packages: GIS Data for Watersheds: Pennsylvania

2005. Susquehanna River Basin Commission. Collection of various map packages for the Susquehanna River Basin Commission (SRBC). Each map package contains shapefiles, pdf's, and jpegs of the...

3. National Atmospheric Deposition Program 2005 - Pennsylvania

2005. U.S. Geological Survey. The National Atmospheric Deposition Programational Trends Network (NADPTN) is a nationwide network of precipitation monitoring sites. The network i...

4. Planning Analysis Sections: Philadephia, Pennsylvania

2005. City Planning Commission (PCPC) Department - GIS Division. Planning Analysis Sections for Philadelphia.

5. Snail Sampling points Plummers Island: Pennsylvania

2005. Ryan Evans, Pennsylvania Natural Heritage Program - Pittsburgh office. April 2004 freshwater snail sampling points around Plummer's Island, Montgomery County, Maryland.