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Water-Year Summary for Site 02235200

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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
00060 Discharge(Mean)  
00065 Gage height(Mean)  
63160 Stream level, NAVD88(Mean)  

Water year 2023: 2022-10-01 to 2023-09-30
 

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USGS Water-Year Summary 2023
02235200 BLACK WATER CREEK NEAR CASSIA, FL
LOCATION - Lat 28°52'28", long 81°29'23" referenced to North American Datum of 1983, in SW 1/4 sec.35, T.18 S., R.28 E., Lake County, FL, Hydrologic Unit 03080101, at bridge on State Highway 44, 1.5 mi southwest of Cassia, and 13 mi upstream from mouth.
DRAINAGE AREA - 126 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - Water years 1962-67, 1970-80 (annual maximum), August 1967 to September 1969; March 1981 to September 1985 (fragmentary), October 1985 to current year.
GAGE - Water-stage recorder and data-collection platform. Datum of gage is 18.55 ft above NGVD of 1929 (Florida Department of Transportation bench mark) and 17.60 ft above NAVD of 1988. Sept. 20, 1962 to Aug. 7, 1967, and Oct. 1, 1969 to Mar. 23, 1981, crest-stage gage; Aug. 7, 1967 to Sept. 30, 1969 and Mar. 23, 1981 to June 10, 1983, water-stage recorder; June 10, 1983 to June 10, 1985, nonrecording gage at site 1,000 ft upstream at same datum.
COOPERATION - This gage is monitored in cooperation with the St. Johns River Water Management District.