Geolinks

Geological agencies

• Links to State Geological Surveys from the Association of American State Geologists
• U.S. Geological Survey Water Resources - Pennsylvania District Office
• U.S. Geological Survey

Pennsylvania geological societies

• Field Conference of Pennsylvania Geologists
• Harrisburg Area Geological Society
• Northern Alleghenies Geologic Society
• Philadelphia Geological Society
• Pittsburgh Geological Society

Other geological organizations and societies

• American Geological Institute
• American Institute of Professional Geologists
• Geological Society of America
• Pennsylvania Academy of Science
• Pennsylvania Council of Professional Geologists  

Other Links

• Bibliographies of stratigraphic units in Central Pennsylvania, from
  Bucknell University
• Earth science image bank, from the American Geological Institute
• Listing of the northeastern United States field conference schedules, from the Field Conference of Pennsylvania Geologists
• National Atlas maps, from the USGS
• Pennsylvania SOILMAP (interactive web site for accessing mapped soils data) – from Penn State Cooperative Extension and Natural Resources Conservation Service
• USGS library links
• National Geologic Map Database, from the USGS 

Also see our education links at our Classroom page.