USGS Water-Year Summary for Site 02310308

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	Available Parameters
	00010 Temperature, water(Max.,Min.,Mean)
	00060 Discharge(Mean)
	00065 Gage height(Max.,Min.)
	00095 Specific cond at 25C(Max.,Min.,Mean)
	72137 Discharge,tide fltrd(Mean)

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

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USGS Water-Year Summary 2023

02310308 PITHLACHASCOTEE RIVER AT MAIN STREET AT NEW PORT RICHEY, FL.

LOCATION - Lat 28°15'00", long 82°43'22" referenced to North American Datum of 1927, in NE 1/4 SW 1/4 SE 1/4 sec.32, T.25 S., R.16 E., Pasco County, FL, Hydrologic Unit 03100207, (Port Richey Quadrangle), on a concrete piling in the center of the channel supporting a concrete utility bridge, 3 miles upstream from the mouth, 1.75 miles upstream from US Highway 19 bridge and 20 feet upstream of the Main Street bridge at New Port Richey.

DRAINAGE AREA - 195 mi².

SURFACE-WATER RECORDS

PERIOD OF RECORD - May 2005 to September 2010 (tidal high-high and low-low gage heights only); October 2010 to September 2013 (maximum and minimum gage heights only); December 2013 to current year.

GAGE - Water-stage recorder. Datum of gage is North American Vertical Datum of 1988. Prior to December 4, 2013 located 1 mile downstream on private dock at same datum.

COOPERATION - This gage is monitored in cooperation with the Southwest Florida Water Management District.

REMARKS - Gage height at this site is significantly affected by astronomical tides. The extremes for periods published previously as tidal high-high and low-low gage heights are equivalent to maximum and minimum gage heights.

EXTREMES FOR PERIOD OF RECORD - Maximum gage height, 4.86 ft, Sept. 2, 2016; minimum gage height, 3.69 ft below NAVD 88, Jan. 8 2017.

WATER-QUALITY RECORDS

PERIOD OF RECORD - May 2005 to current year.

COOPERATION - This gage is monitored in cooperation with the Southwest Florida Water Management District.

INSTRUMENTATION - Water-quality monitor consisting of specific conductance and temperature sensors. Sonde is located approximately at elevation of 5 ft below NAVD '88.

EXTREMES FOR PERIOD OF RECORD - SPECIFIC CONDUCTANCE: Maximum, 49,900 microsiemens, May 10, 13, 2009; minimum, 104 microsiemens, Sept. 4, 2016. TEMPERATURE: Maximum, 35.1°C, Aug. 10, 2023; minimum, 6.3°C, Jan. 11, 2010.