USGS Water-Year Summary for Site 02310308

Click to hide Water-Year Summary instructions and information

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
	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)

Select a water year

Water year 2024: 2024-10-01 to 2025-09-30

Print this page

USGS Water-Year Summary 2024

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.