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USGS 01592500 PATUXENT RIV NEAR LAUREL, MD

PROVISIONAL DATA SUBJECT TO REVISION

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LOCATION.--Lat 39°06'56.6", long 76°52'25.5", Prince Georges County, MD, Hydrologic Unit 02060006,
   on right bank, 0.7 mi upstream from Walker Branch, 1.3 mi north west of Laurel, and 81 mi upstream from mouth.
DRAINAGE AREA.--132 mi2.
PERIOD OF RECORD.--October 1944 to current year.
REVISED RECORDS.--WDR MD-DE-78-1: 1976(M). WDR MD-DE-89-1: 1978(M), 1979(M).
GAGE.--Water-stage recorder and crest-stage gage. Datum of gage is 152.79 ft above North American Vertical Datum of 1988.
   Prior to Oct. 1, 1955, water-stage recorder and concrete control at site 0.3 mi downstream at different gage datum.
   Oct. 1, 1955 to Sept. 30, 1956, nonrecording gage at present site at gage datum 1.2 ft lower. Oct. 1, 1956 to
   Jan. 27, 1957, nonrecording gage at present site and gage datum. Jan. 28, 1957 to May 3, 1972, water-stage recorder
   and concrete control at present site and gage datum. May 4, 1972 to Sept. 4, 1973, nonrecording gage at present 
   site and gage datum.
REMARKS.--Records do not include diversion at Patuxent (formerly Willis School) filtration plant for
   supply of Washington Suburban Sanitary District. Flow regulated by Triadelphia Reservoir, and since
   March 1954 by T. Howard Duckett Reservoir, combined usable capacity, 11,800,000,000 gal; dead storage,
   80,000,000 gal. U.S. Geological Survey gage-height telemeter at station.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 26,000 ft3/s, Jun. 22, 1972,
   gage height, 25.00 ft; minimum discharge, 0.05 ft3/s, Jul. 18, 1985 (valve closed for repair).
COOPERATION.--Funding for the operation of this station is provided by the Washington Suburban Sanitary
   Commission, and the U.S. Geological Survey.
Boating safety tips
This station managed by the MD-DE-DC Water Science Center Baltimore office.

Available Parameters Available Period
All 2 Available Parameters for this site
  
00060 Discharge 1988-05-18  2017-11-19
00065 Gage height 2007-10-01  2017-11-19

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


Discharge, cubic feet per second

Most recent instantaneous value: 41.9 11-19-2017   10:45 EST
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Daily discharge, cubic feet per second -- statistics for Nov 19 based on 73 years of record more
Min
(1985)
25th
percen-
tile
Median 75th
percen-
tile
Mean Most Recent
Instantaneous
Value Nov 19
Max
(2004)
7.60 16 20 35 38 41.9 519


Gage height, feet

Most recent instantaneous value: 4.65 11-19-2017   10:45 EST
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