Central Pennsylvania Source Water Protection Partnership
http://centralpasourcewater.org
Spring Creek Watershed MS4 Partners
http://www.statecollegepa.us/2863/MS4-Partners
The Spring Creek Watershed Atlas
https://www.springcreekwatershedatlas.org/
Pennsylvania Source Water Protection
http://www.sourcewaterpa.org/?page_id=182
PA Rural Water Association
https://www.prwa.com/pages/resources/sourcewater-resources/sourcewater-protection-resources
SRBC- Susquehanna River Basin Commission
EPA United State Environmental Protection Agency
https://www.epa.gov/sourcewaterprotection
American Water Works Association
https://www.awwa.org/resources-tools/water-knowledge/source-water-protection.aspx