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DESCRIPTION:

Latitude 40°49'13",   Longitude 79°31'54"   NAD27

Armstrong County, Pennsylvania, Hydrologic Unit 05010006

Drainage area: 8,973 square miles

Datum of gage: 773.40 feet above   NGVD29.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	1991-10-01	2017-07-26
Daily Data
Discharge, cubic feet per second	1904-09-01	2017-07-24	39043
Daily Statistics
Discharge, cubic feet per second	1904-09-01	2017-05-01	38958
Monthly Statistics
Discharge, cubic feet per second	1904-09	2017-05
Annual Statistics
Discharge, cubic feet per second	1904	2017
Peak streamflow	1806-04-10	2015-12-28	132
Field measurements	1904-08-18	2017-06-13	625
Field/Lab water-quality samples	1926-08-24	2017-03-23	698
Water-Year Summary	2006	2016	11
Additional Data Sources	Begin Date	End Date	Count
Instantaneous-Data Archive  **offsite**	1991-10-01	2007-09-30	163424

OPERATION:

Record for this site is maintained by the USGS Pennsylvania Water Science Center

Email questions about this site to Pennsylvania Water Science Center Water-Data Inquiries