Allegheny County Basin Outlines Map

This basins dataset was created to initiate regional watershed approaches with respect to sewer rehabilitation.

Data and Resources

Additional Info

Field Value
Public Access Level Comment
Temporal Coverage 2002
Geographic Unit
Data Notes

This dataset was originally created by Camp Dresser and McKee for the Allegheny County Sanitary Authority (ALCOSAN) Long Term Control Plan to manage combined sewer overflows, and later adapted for 3 Rivers Wet Weather Demonstration Program purposes for modeling stormwater flows.

Data Dictionary: https://docs.google.com/spreadsheets/d/1458z9eMnd0X3aUADFHz60UFUEECIPGzR3u7gn27DFeo/edit?usp=sharing

Coordinate System: Pennsylvania State Plane South Zone 3702; U.S. Survey Foot

The full metadata record for this dataset can also be found on Allegheny County’s GIS portal.

Related Document(s)
Frequency - Data Change As Needed
Frequency - Publishing As Needed
Data Steward Eli Thomas
Data Steward Email Eli Thomas