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USGS 03044000 Conemaugh River at Tunnelton, PA

PROVISIONAL DATA SUBJECT TO REVISION

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STATION.--03044000 CONEMAUGH RIVER AT TUNNELTON, PA.
LOCATION.--Lat 40`27'16", long 79`23'28", Indiana County, Hydrologic Unit 05010007.
DRAINAGE AREA.--1,358 square miles.
PERIOD OF RECORD.--1940-91, 2005-2009 (discharge measurements only), 2010 to current year.
GAGE.--Water-stage recorder. Datum of gage is 844.3 ft above North American Vertical Datum of 1988 from rapid-static GNSS survey. Prior to December 21, 2023, the datum of gage was reported as 844.64 ft above National Geodetic Vertical Datum of 1929. Satellite telemetry at station.
REMARKS.--Flow completely regulated by Conemaugh Lake, 2.0 mi upstream, since October 1951.
COOPERATION.--Funding for the operation of this station is provided by the U.S. Army Corps of Engineers, Pittsburgh District.
This station managed by the PAWSC Pittsburgh Field Office.

Available Parameters Available Period
  
2011-12-27  2025-11-12
2009-10-01  2025-11-12
2009-10-01  2025-11-12
2011-12-28  2025-11-12
2022-11-11  2025-11-12







 (7)
 
  -- or --

 

 
Summary of all available data for this site
Instantaneous-data availability statement

Temperature, water, degrees Celsius
Most recent instantaneous value: 5.7 11-12-2025   09:15 EST
Graph of Temperature, water, degrees Celsius

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Discharge, cubic feet per second
Most recent instantaneous value: 550 11-12-2025   09:15 EST
Graph of Discharge, cubic feet per second

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Daily discharge, cubic feet per second -- statistics for Nov 12 based on 55 water years of record more
Min
(1954)		 25th
percen-
tile		 Most Recent
Instantaneous
Value Nov 12		 Median Mean 75th
percen-
tile		 Max
(2019)
217 544 550 930 1460 1830 7240

Gage height, feet
Most recent instantaneous value: 3.00 11-12-2025   09:15 EST
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Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius
Most recent instantaneous value: 656 11-12-2025   09:15 EST
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Stream water level elevation above NAVD 1988, in feet
Most recent instantaneous value: 847.30 11-12-2025   09:15 EST
Graph of Stream water level elevation above NAVD 1988, in feet

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