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DESCRIPTION:

Latitude 40°32'57",   Longitude 80°12'21"   NAD27

Allegheny County, Pennsylvania, Hydrologic Unit 05030101

Drainage area: 19,500 square miles

Datum of gage: 680 feet above   NGVD29.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	1990-10-01	2023-02-01
Daily Data
Discharge, cubic feet per second	1933-10-01	2023-01-31	32630
Daily Statistics
Discharge, cubic feet per second	1933-10-01	2022-10-26	32533
Monthly Statistics
Discharge, cubic feet per second	1933-10	2022-10
Annual Statistics
Discharge, cubic feet per second	1934	2023
Peak streamflow	1934-03-06	2021-03-02	88
Field measurements	1933-03-16	2022-10-27	592
Field/Lab water-quality samples	1961-10-17	2022-12-15	530
Water-Year Summary	2006	2022	17
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