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County
Allegheny County Watershed Boundaries
Allegheny County / City of Pittsburgh / Western PA Regional Data Center —
This dataset demarcates the 52 isolated sub-Watersheds of Allegheny County that drain to single point on the main stem rivers. Created by 3 Rivers 2nd Nature based... -
County
2014 FEMA Flood Zones
Allegheny County / City of Pittsburgh / Western PA Regional Data Center —
This is an extract from the Official FEMA Data. For any questions about this data, go to https://www.fema.gov/faq-details/GIS-Data