USGS Water-Year Summary for Site 02276998

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	Available Parameters
	00060 Discharge(Mean)
	00065 Gage height(Mean)
	32360 Fluoresce ex360-370 em440-520(Mean)

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

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USGS Water-Year Summary 2023

02276998 ST LUCIE CANAL ABV S-80 NR STUART, FL

LOCATION - Lat 27°06'31.2", long 80°17'14.1" referenced to North American Datum of 1983, Martin County, FL, Hydrologic Unit 03090202, on east bank of St. Lucie Canal at southwestern end of USACE park at S-80, about 0.25 miles upstream of S-80.

SURFACE-WATER RECORDS

PERIOD OF RECORD - July 2017 to current year.

GAGE - Satellite Data Collection Platform with water-stage shaft encoder. Datum of gage in North American Vertical Datum of 1988.

COOPERATION - U.S. Army Corps of Engineers.

REMARKS - Flow regulated by control structure S-308 upstream of the station and control structure S-80 downstream of the station. Positive flow is to the east toward control structure S-80.

EXTREMES FOR PERIOD OF RECORD - GAGE HEIGHT: Maximum gage height, 15.87 ft Oct. 5, 2017; minimum, 8.80 ft May 13, 2020.

WATER-QUALITY RECORDS

PERIOD OF RECORD - SPECIFIC CONDUCTANCE: July 2018 to current year. WATER TEMPERATURE: July 2018 to current year. TURBIDITY: July 2018 to current year. PH: July 2018 to current year. DISSOLVED OXYGEN: July 2018 to current year.

INSTRUMENTATION - Water-quality monitor.

REMARKS - Specific conductance, water temperature, turbidity, dissolved oxygen, pH, and FDOM sensors located at 1.5 ft below water surface. During periods of missing record, values may be higher or lower than the listed extremes.

EXTREMES FOR PERIOD OF RECORD -

SPECIFIC CONDUCTANCE: Maximum recorded, 1396 us/cm @25°C June 4, 2022; minimum recorded, 260 us/cm @25°C Sept. 29, 2022.

WATER TEMPERATURE: Maximum recorded, 35.3°C June 28, 2020; minimum recorded, 16.4 °C Dec. 28, 2020.

TURBIDITY: Maximum recorded, 142 FNU Aug. 11, 2018; minimum recorded, 0.6 FNU May 4 and 5, 2022.

DISSOLVED OXYGEN: Maximum recorded, 16.1 mg/l Jun. 9, 2020; minimum recorded, 0.6 mg/l Aug. 8, 2022 and Sept. 22, 2022.

PH: Maximum recorded, 9.0 pH. Units Sept. 28, 2018; minimum recorded, 6.9 pH. Units Sept. 28, 2022.

Chlorophyll fluorescence: Maximum recorded, 28.1 RFU May 30, 2020; minimum recorded 0.1 RFU May 9, 2020.

Phycocyanin fluorescence: Maximum recorded, 9.0 RFU June 8, 2020; minimum recorded 0.0 RFU on many dates.

Fluorescence, water, in situ, excitation 360–370, emission 440–520, micrograms per liter as quinine sulfate equivalents (QSE): Maximum recorded, 455 QSE on Oct. 19, 2020; minimum recorded 42.5 QSE on Aug. 13, 2018.