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You searched for: Subject Inland Waters Remove constraint Subject: Inland Waters Subject Boundaries Remove constraint Subject: Boundaries Collection Academic Institutions Geospatial Data Remove constraint Collection: Academic Institutions Geospatial Data
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104 State Water Plan Watersheds: Pennsylvania

1998. Environmental Resources Research Institute. Digitized boundaries of 104 major watersheds defined in the Pennsylvania state water plan. The State Water Plan, originally developed in the 1970s,...

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Indiana Spatial Data Portal

1887-2019. various. The Indiana Spatial Data Portal (ISDP) provides access to more than 30 terabytes of Indiana geospatial data. Most datasets are available to the pub...

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Small Watersheds: Pennsylvania

1997. Environmental Resources Research Institute. Boundaries of 9,895 watersheds in Pennsylvania indicated in the Pennsylvania gazetteer of streams. These boundaries enclose catchment areas for nam...