USGS Water-Year Summary for Site 01465880

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	Available Parameters
	00010 Temperature, water(Max.,Min.)
	00010 Temperature, water(Mean)
	00020 Temperature, air(Mean,Max.,Min.)
	00065 Gage height(Max.,Min.)
	00095 Specific cond at 25C(Mean,Min.,Max.)

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

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USGS Water-Year Summary 2024

01465880 SOUTHWEST BRANCH RANCOCAS CREEK AT MEDFORD, NJ

LOCATION - Lat 39°53'43", long 74°49'25" referenced to North American Datum of 1983, Medford Township, Burlington County, NJ, Hydrologic Unit 02040202, at upstream left wingwall of bridge on Argonne Highway (County Route 541), 0.6 mi south of intersection of Argonne Highway and State Route 70 at Medford, and 5.3 mi upstream from the mouth.

DRAINAGE AREA - 47.2 mi².

REVISIONS HISTORY - On April 18, 2024, gage heights for the period Apr 29, 2023 to May 2, 2023 and the associated 2023 Water Year discharge peak were revised.

SURFACE-WATER RECORDS

PERIOD OF RECORD - Occasional low-flow measurements, water years 1961-66, 1973, 1982-93, 1997, and 2002. Annual maximum gage, water years 1983-95. Continuous-record discharge station, water years 2005-12. Continuous-record gage-height station with annual maximum discharge, water years 2013 to current year.

GAGE - Water-stage and precipitation recorder with telemetry and crest-stage gage. Datum of gage is 16.59 ft above NAVD of 1988.

REMARKS - Annual peak data can be obtained by selecting Peak streamflow from the 'Available data for this site' drop-down menu above or by using this link.

EXTREMES OUTSIDE PERIOD OF RECORD - Maximum discharge since at least 1940, 12,400 ft³/s, July 13, 2004, from rating curve extended above 4,200 ft³/s on basis of contracted opening and flow-over-road computation of peak flow, gage height, 19.7 ft, from high-water mark.

EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 2,900 ft³/s, Apr 16, 2007, gage height, 14.67 ft; minimum discharge, not determined.

WATER-QUALITY RECORDS

PERIOD OF RECORD -

Continuous Data:

Specific Conductance, November 2020 to current year.

Water Temperature, November 2020 to current year.

REMARKS -

The accuracy of continuous water-quality data can be found here

EXTREMES OUTSIDE PERIOD OF RECORD -

Specific Conductance: Maximum, 2210 uS/cm, February 03, 2022, at 2230 EST; Minimum, 60.6 uS/cm, August 29, 2020, at 0930 EST

Water Temperature: Maximum, 31.1 °C, first occurring on Jul 23, 2022 at 16:30 EST with multiple occurrences; Minimum, 0.0 °C, first occurring on Jan 30, 2022 at 0530 EST with multiple occurrences.