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USGS 01658000 MATTAWOMAN CREEK NEAR POMONKEY, MD

 

PROVISIONAL DATA SUBJECT TO REVISION
 
 
 

We are currently experiencing problems with our turbidity probe at this station. We hope to have the problem resolved as soon as possible. 

STATION.--01658000 MATTAWOMAN CREEK NEAR POMONKEY, MD
LOCATION.-- Lat 38°35'46.1", long 77°03'21.7", Hydrologic Unit 02070010, Charles County,
   on left bank at downstream side of bridge on State Highway 227, 30 ft downstream from Old Womans Run,
   1.2 miles southeast of Pomonkey, and 12.6 miles upstream from mouth.
DRAINAGE AREA.--57.7 mi2.
PERIOD OF RECORD.--November 1949 to September 1972, January 2001 to current year.
GAGE.--Water-stage recorder and concrete control.  Datum of gage 40 feet above National Geodetic Vertical
   Datum of 1929, from topographic map.
REMARKS.--U.S. Geological Survey gage-height telemeter at station.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 9,300 ft3/s, Aug. 13, 1955,
   gage height, 7.52 ft; minimum discharge, 0.0 ft3/s, no flow at times in each year.
COOPERATION.--Funding for the operation of this station is provided by Charles County, and the U.S.
   Geological Survey.

 
 

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Discharge, cubic feet per second
Most recent value: 53   11-19-2004  05:30
Graph of Discharge, cubic feet per second
Download a presentation-quality graph Parameter Code 00060; DD 02
Daily mean flow statistics for 11/19 based on 24 years of record in ft3/sec
Current Flow Minimum Mean Maximum 80 percent exceedance 50 percent exceedance 20 percent exceedance
53  .00 30.3 219 4.20 15.0 39.0

Percent exceedance means that 80, 50, or 20 percent of all daily mean flows for 11/19 have been greater than the value shown.

Gage height, feet
Most recent value: 2.69   11-19-2004  05:30
Graph of Gage height, feet
Download a presentation-quality graph Parameter Code 00065; DD 05
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Retrieved on 2004-11-19 09:54:46 EST
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