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All data collected by the USGS Water Science Center for MD-DE-DC are reported in Eastern Standard Time (EST).
To convert from EST to Eastern Daylight Time (EDT) add 1 hour.



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LOCATION.--Lat 38°43'42.0", long 75°33'42.7", Sussex County,DE,  Hydrologic Unit 02060008, on left bank
   at downstream side of highway bridge on county road No. 545, 800 ft downstream from Gum Branch, 2.5 mi southeast of Bridgeville,
   and 50.5 mi upstream from  mouth.
DRAINAGE AREA.--75.4 mi2.
PERIOD OF RECORD.--April 1943 to current year. Prior to October 1955, published as Gravelly Fork
   near Bridgeville, DE.
REVISED RECORDS.--WSP 1111: 1947. WSP 1232: 1945-49.
GAGE.--Water-stage recorder and crest-stage gage. Datum of gage is 12.82 ft above North American Vertical Datum of 1988
   (levels by Soil Conservation Service). Prior to Apr. 19, 1947, nonrecording gage, and Apr. 19, 1947 to Dec. 18, 1969,
   recording gage at present site and datum of 13.64 ft above National Geodetic Vertical Datum of 1929 (NGVD) from Soil 
   Conservation Service levels. Timber control Sept. 3, 1947 to Dec. 18, 1969.  Feb. 18, 1970 to Oct. 1, 1973, 
   recording gage at site 300 ft downstream at same gage datum. 
REMARKS.--U.S. Geological Survey satellite data-collection platform at station.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 3,020 ft3/s, Feb. 26, 1979,
   gage height, 10.31 ft; minimum discharge, 6.3 ft3/s,  Sept. 29, 1943.
EXTREMES OUTSIDE PERIOD OF RECORD.--Maximum stage known, about 11.0 ft in September 1935, from information
   by local residents.
COOPERATION.--Funding for the operation of this station is provided by the U.S. Geological Survey.
This station managed by the MD-DE-DC Water Science Center, Dover office.

Available Parameters Available Period
All 2 Available Parameters for this site
00060 Discharge 2007-10-01  2015-10-10
00065 Gage height 2015-06-12  2015-10-10

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Discharge, cubic feet per second

Most recent instantaneous value: 31   10-10-2015  08:15 EST
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Daily discharge, cubic feet per second -- statistics for Oct 10 based on 72 years of record more
Most Recent
Value Oct 10
Median Mean 75th
8.4 26 31 35 46 60 151

Gage height, feet

Most recent instantaneous value: 3.62   10-10-2015  08:15 EST
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