These links will take you to free database sites.

Note: You may need a free ESRI - ArcExplorer or Adobe Acrobat Reader to view some of the information contained in these databases.

• TerraServer Topographic Maps
  Aerial photographs and other images
• USGS - United States Geological Survey
  Access to mapping and studies.
• PASDA - Pennsylvania Spatial Data Access
  GIS information Downloads this includes Soil Survey
• FEMA - Federal Emergency Management Agency
  Flood hazard maps.
• FEMA - Federal Emergency Management Agency
  See datasheet for geodetic survey control points
• Next Level Mapping, LLC
  The website of our Next Level Mapping group - developers of web-based Municipal Management GIS systems.