Resources for Natural Resources
Geology and Soils
- Bureau of Topographic and Geologic Survey
- US Geological Survey
- Chester County Conservation District
- National Cooperative Soil Survey
- Natural Resources Conservation Service
Greenways and Vegetation
- PA Department of Conservation and Natural Resources (DCNR)
- PA TreeVitalize
- US Forest Service
- US Forest Service Urban Forest Research
- Penn State School of Forestry
- Penn State Cooperative Extension
- PA Horticultural Society
- Morris Arboretum of the University of Pennsylvania
- PA DCNR Community Forests Program
- PA DCNR Greenways Program
- PA Greenways Action Plan
- Penn State Cooperative Wetland Center
- Hopewell Big Woods
- The Highlands Coalition
- PA-DE International Society of Arboriculture
- PA DEP Growing Greener II Program
Wildlife Habitat
- PA Natural Heritage Program
- PA Game Commission
- PA Fish and Boat Commission
- Ducks Unlimited
- Trout Unlimited
- PA DCNR Pennsylvania State Endangered Species Web Page
- PA DCNR's Bog Turtle Web Page
- PA West Nile Virus Surveillance Program
- PA Department of Health - Lyme Disease
Surface Water/Water Quality
- Chester County Water Resources Authority
- US Environmental Protection Agency (EPA) Region III
- Delaware River Basin Commission
- Susquehanna River Basin Commission
- Christina Basin Clean Water Partnership
- Current Stream Flow Conditions in PA
- Middle Atlantic River Forecast Center
- White Clay Creek National Wild and Scenic River
- PA Organization for Watersheds and Rivers
- Chesapeake Bay Program
- US ACOE Chesapeake Bay Program
- PA DEP Chesapeake Bay Program
Ground Water
- USGS Water Resources of Pennsylvania
- PA Groundwater Association
- EPA Groundwater and Drinking Water
- Groundwater Protection Council
- The Groundwater Foundation
- National Groundwater Association
Flooding and Stormwater Runoff
- FEMA Flood Map Service Center
- FEMA National Flood Insurance Program
- PA Emergency Management Agency
- Mid-Atlantic Region Council for Safe Dams
- Villanova Urban Stormwater Partnership
- PA DEP Southeast Regional Stormwater Management
- PA DEP Stormwater Management Program
- American Water Resources Association
