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Water-Year Summary for Site 01484680

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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
00010 Temperature, water(Max.,Min.,Mean)  
00095 Specific cond at 25C(Max.,Min.,Mean)  
00300 Dissolved oxygen(Max.,Min.,Mean)  
00400 pH(Max.,Min.,Med.)  

Water year 2021: 2021-10-01 to 2022-09-30

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USGS Water-Year Summary 2021
LOCATION - Lat 38°37'29.8", long 75°05'57.1" referenced to North American Datum of 1983, Sussex County, DE, Hydrologic Unit 02040303, just south of Rehoboth Bay at south shore of Roman T. Pond, at the fishing pier at Massey Landing.
PERIOD OF RECORD - Tide gage June 1988 to July 1990; April 1991 to Sept. 1993.
PERIOD OF DAILY RECORD - SPECIFIC CONDUCTANCE: October 2011 to current year. WATER TEMPERATURE: October 2011 to current year. pH: November 2011 to current year. DISSOLVED OXYGEN: October 2011 to current year.
COOPERATION - Funding for water-quality data collection is provided by the Delaware Department of Natural Resources and Environmental Protection, and the United States Geological Survey.
INSTRUMENTATION - Multi-parameter water-quality monitor, October 2011 to current.
REMARKS - Missing record due to periodic instrument malfunction.
EXTREMES FOR PERIOD OF DAILY RECORD - SPECIFIC CONDUCTANCE: Maximum, 50,600 microsiemens/cm, Jan. 7, 2018; minimum, 34,500 microsiemens/cm, Jan. 5, 2018. WATER TEMPERATURE: Maximum, 30.6°C, July 18, 2012; minimum, -1.8°C, Feb. 16, 19, 20, 21 2015. DISSOLVED OXYGEN: Maximum, 14.2 mg/L, Feb. 5, 2019; minimum, 1.0 mg/L, July 1-3, 2013. pH: Maximum, 8.6 standard units, Multiple Dates, first on January 27, 2021; minimum, 7.3 standard units, July 1-3, 2013.