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DESCRIPTION:

Latitude 40°55'39",   Longitude 79°17'29"   NAD27

Armstrong County, Pennsylvania, Hydrologic Unit 050100060707

Drainage area: 344.0 square miles

Datum of gage: 1,002.2 feet above   NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	2010-10-01	2025-08-28
Daily Data
Temperature, water, degrees Celsius	2008-10-01	2025-08-27	17522
Total partial pressure of dissolved gases, water, unfiltered, millimeters of mercury	2010-09-30	2018-10-31	2552
Discharge, cubic feet per second	1938-10-01	2025-08-27	25164
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2008-10-01	2025-08-27	17376
Dissolved oxygen, water, unfiltered, milligrams per liter	2008-10-01	2025-08-27	13926
pH, water, unfiltered, field, standard units	2008-10-01	2025-08-27	16899
Daily Statistics
Temperature, water, degrees Celsius	2008-10-01	2025-04-23	5493
Discharge, cubic feet per second	1938-10-01	2025-01-06	24934
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2008-10-01	2025-04-23	5667
Dissolved oxygen, water, unfiltered, milligrams per liter	2008-10-01	2025-04-23	4517
Monthly Statistics
Temperature, water, degrees Celsius	2008-10	2025-04
Discharge, cubic feet per second	1938-10	2025-01
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2008-10	2025-04
Dissolved oxygen, water, unfiltered, milligrams per liter	2008-10	2025-04
Annual Statistics
Temperature, water, degrees Celsius	2009	2025
Discharge, cubic feet per second	1939	2025
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2009	2025
Dissolved oxygen, water, unfiltered, milligrams per liter	2009	2025
Peak streamflow	1939-02-03	2024-04-04	68
Field measurements	1937-03-24	2025-06-09	796
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1975-11-25	2023-09-13	289
Water-Year Summary	2006	2024	19
Revisions	Loading...

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