USGS Water-Year Summary for Site 02232400

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	Available Parameters
	00010 Temperature, water(Max.,Min.,Mean)
	00060 Discharge(Mean)
	00065 Gage height(Mean)
	00095 Specific cond at 25C(Max.,Min.,Mean)
	63160 Stream level, NAVD88(Mean)

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

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USGS Water-Year Summary 2023

02232400 ST. JOHNS RIVER NEAR COCOA, FL

LOCATION - Lat 28°22'10", long 80°52'22" referenced to North American Datum of 1927, in SE 1/4 sec.25, T.24 S., R.34 E., Brevard County, FL, Hydrologic Unit 03080101, on the downstream side of bridge on State Highway 520, 0.6 mi upstream from Taylor Creek, 0.7 mi downstream from outlet of Lake Poinsett, 8.8 mi west of Cocoa, and 232 mi upstream from mouth.

DRAINAGE AREA - 1,331 mi².

SURFACE-WATER RECORDS

PERIOD OF RECORD - October 1953 to current year.

GAGE - Water-stage recorder, acoustic velocity meter, and data-collection platform. Datum of gage is at NGVD of 1929 and 1.36 below NAVD of 1988. Prior to Oct. 1, 1959, nonrecording gage at site 3.7 mi east on north shore of Lake Poinsett at datum 5.06 ft higher.

COOPERATION - This gage is monitored in cooperation with the St. Johns River Water Management District and the City of Cocoa.

REMARKS - Records include inflow from Taylor Creek. During the period May 18, 2021 to Sept. 3, 2021 no records were collected due to bridge construction.

WATER-QUALITY RECORDS

PERIOD OF RECORD -

SPECIFIC CONDUCTANCE: August 2000 to September 2002, August 2007 to current year.
WATER TEMPERATURE: August 2000 to September 2002, August 2007 to current year.

INSTRUMENTATION - Water-quality monitor and data-collection platform.

REMARKS - Extremes for current year and extremes for period of daily record are based on recorded values and may have been exceeded during periods of no record. August 2000 to September 2002, August 2007 to September 2008; water temperature and specific conductance published as daily mean. October 2008 to September 2014; water temperature, specific conductance and dissolved oxygen published as instantaneous maximum and minimum. October 2014 to current year; water temperature and specific conductance published as instantaneous maximum and minimum, and daily mean. Period of record extremes updated to reflect instantaneous maximum and minimum.

EXTREMES FOR PERIOD OF RECORD -

SPECIFIC CONDUCTANCE: Maximum, 2,670 µS/cm @ 25 °C, June 9, 2001; minimum, 116 µS/cm @ 25 °C, May 14, 15, 2009.

WATER TEMPERATURE: Maximum, 34.9 °C, July 30, 2011; minimum, 5.0 °C, Jan. 11, 2010.