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USGS 03072655 Monongahela River near Masontown, PA


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Station established and maintained by the U.S. Geologicla Survey.
LOCATION.--Lat 39`49'30", long 79`55'23", Greene County, Hydrologic Unit 05020005, on left bank, 84 ft upstream from Lock and Dam at Grays Landing, 0.9 mi upstream from Masontown, 1.2 mi upstream from Whitely Creek, 5.3 mi downstream from Dunkard Creek, 7.6 mi downstream from Cheat River, at mile 81.9.
DRAINAGE AREA.--4,440 mi2.
PERIOD OF RECORD.--October 1938 to current year. Published as "at Greensboro" (Station 03072500) October 1938 to September 1995. Prior to January 1939 monthly discharge only, published in WSP 1305.
GAGE.--Water-stage recorder and concrete dam control. Datum of gage is 769.00 ft above National Geodatic Vertical Datum of 1929 (U.S. Army Corps of Engineers bench mark). Prior to Nov. 8, 1990, at datum 1.45 lower.
Supplied by NWS: Action stage-15 ft; Flood stage-21 ft; Moderate flood stage-25 ft; Major flood stage-27 ft.
REMARKS.--Flow regulated by Lake Lynn 11 mi upstream, since May 1938 by Tygart Lake (station 03055500) 69 mi upstream, and since April 1989 by Stonewall Jackson Lake 120.6 mi upstream, combined capacity, 432,000 acre-ft. U.S. Army Corps of Engineers satellite telemetry at station.
The 1-hour precipitation data for this station are temporary and will only be displayed for 120 days. Time series of 1-hour or cumulative daily values will NOT be available for retrieval following the 120-day display period. Although the instrumentation is calibrated at least once a year, the temporary classification means that documented routine inspections and other quality assurance measures are not performed that would make the data acceptable for archival, retrieval, or future use in general scientific or interpretive studies.

EXTREMES OUTSIDE PERIOD OF RECORD.--Flood of July 1888 reached a stage of 36 ft, from high-water profile by U.S. Army Corps of Engineers. Flood of Mar. 18, 1936, reached a stage of 28.4 ft, discharge 130,000 ft3/s.
COOPERATION.--Station established and maintained by the U.S. Geologicla Survey. Funding for the operation of this station is provided by the U.S. Army Corps of Engineers, Pittsburgh District, the Pennsylvania Department of Environmental Protection, and the U.S. Geological Survey thriugh the Cooperative Water Program and the National Streamflow Information Program.
This station managed by the PAWSC Pittsburgh Field Office.

Available Parameters Available Period
All 7 Available Parameters for this site
00065 Gage height 2014-10-01  2015-01-29
00060 Discharge 2007-10-01  2015-01-29
00045 Precipitation 2014-10-01  2015-01-29
00010 Temperature, water 2013-09-27  2015-01-29
00095 Specific cond at 25C 2013-09-27  2015-01-29
00400 pH 2013-09-26  2015-01-29
00300 Dissolved oxygen 2013-09-26  2014-11-30

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

Gage height, feet

Most recent instantaneous value: 11.48   01-29-2015  04:45 EST
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Discharge, cubic feet per second

Most recent instantaneous value: 7,380   01-29-2015  04:45 EST
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Daily discharge, cubic feet per second -- statistics for Jan 29 based on 76 years of record more
Most Recent
Value Jan 29
Median Mean 75th
590 5410 7380 11100 12500 17000 68100

Temperature, water, degrees Celsius

Most recent instantaneous value: 1.3   01-29-2015  04:45 EST
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