USGS Surface Water for USA: Streamflow Measurements

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Streamflow Measurements for the Nation

Allegheny County, Pennsylvania

Hydrologic Unit Code 05010009

Latitude 40°36'54", Longitude 79°45'36" NAD27

Drainage area 36.80 square miles

**Period of record**
Begin Date	End Date	Count
1970-05-18	1991-09-06	32

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U.S. Department of the Interior | U.S. Geological Survey
Title: Surface Water for USA: Streamflow Measurements
URL: https://waterdata.usgs.gov/nwis/measurements?

Page Contact Information: Pennsylvania Water Data Support Team
Page Last Modified: 2024-12-23 15:06:11 EST
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