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Water-Year Summary for Site 01487170

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
  • For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
  • For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
  • For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
  • Not all sites have reports available for every water year.
Available Parameters
62615 Elevation, lake/res, NAVD88(Max.,Min.)  

Water year 2020: 2020-10-01 to 2021-09-30
 

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USGS Water-Year Summary 2020
01487170 HEARNS POND NEAR SEAFORD, DE
LOCATION - Lat 38°40'48.2", long 75°35'40.1" referenced to North American Datum of 1983, Sussex County, DE, Hydrologic Unit 02080109, located at northeast shore, near spillway and upstream of Bridgeville Highway, 1.8 mi northeast of Seaford.
SURFACE-WATER RECORDS
PERIOD OF RECORD - May 2015 to current year.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 0.00 ft above North American Vertical Datum of 1988.
REMARKS -
  • Water Years 2018-2019: Records good.
  • Water Years 2016-2017: Records good, missing data due to equipment malfunction, or for periods when the orifice was out of the water due to dam construction.
  • Water Year 2015: Records good, missing data due to equipment malfunction.

  • Elevation of lake can be controlled by lift boards. U.S. Geological Survey satellite data-collection platform at station.
    EXTREMES FOR PERIOD OF RECORD - Maximum elevation, 27.72 ft, September 30, 2016; minimum elevation, 21.80 ft, April 16, 2017, may have been lower during period of construction of new dam.