STATION.--03072656 MONONGAHELA RIVER (LOWER POOL)NEAR MASONTOWN, PA
LOCATION.--Lat 39`49'30", long 79`55'23", Greene County, Hydrologic Unit 05020005, on right bank bank, at end of river wall on Grays Landing Lock and Dam, 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 square miles.
PERIOD OF RECORD.--August 2010 to current year.
GAGE.--Water stage recorder. Station maintained for stage readings only. Datum of gage is 753.5 ft above North American Vertical Datum of 1988 (GNSS survey). Prior to February 20, 2024, the datum of gage was reported as 754.0 ft above National Geodetic Vertical Datum of 1929. Telemetry at site.
COOPERATION.--Station established and maintained by the U.S. Geological 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.