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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.
USGS Water-Year Summary 2024
02299730 DONNA BAY AT HIGHWAY 41 AT NOKOMIS FL
LOCATION - Lat 27°07'06.61", long 82°27'05.13" referenced to North American Datum of 1983, in sec.1, T.39 S., R.18 E., Sarasota County, FL, Hydrologic Unit 03100201, on downstream side of U.S. Highway 41 bridge over Dona Bay, 1.3 mi northeast of Venice.
DRAINAGE AREA - Indeterminate.
SURFACE-WATER RECORDS
PERIOD OF RECORD - July 2017 to current year (maximum and minimum gage heights only).
GAGE - Water-stage recorder. Datum of gage is North American Vertical Datum of 1988.
COOPERATION - This gage is monitored in cooperation with Sarasota County.
REMARKS - Gage height at this site is significantly affected by astronomical tides.
EXTREMES FOR PERIOD OF RECORD - Maximum gage height, 3.32 ft, Aug. 30, 2023; minimum, 3.33 ft below NAVD 88, Sept. 10, 2017.
WATER-QUALITY RECORDS
PERIOD OF RECORD - July 2017 to current year.
INSTRUMENTATION - Water-quality monitor consisting of specific conductance and temperature sensors located approximately 5.24 ft below NAVD '88.
EXTREMES FOR PERIOD OF RECORD - SPECIFIC CONDUCTANCE: Bottom sensor maximum 57,900 microsiemens, June 14, 2021, Aug. 11, 2023, and Aug. 12, 2023; bottom sensor minimum 186 microsiemens, Sept. 14, 2017. TEMPERATURE: Bottom sensor maximum 36.4°C, Aug. 11, 2023; bottom sensor minimum 11.9°C, Jan. 07, 2018.
