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Water-Year Summary for Site 01118000

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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Available Parameters
00060 Discharge(Mean)  

Water year 2022: 2021-10-01 to 2022-09-30

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USGS Water-Year Summary 2022
LOCATION - Lat 41°29'53", long 71°43'01" referenced to North American Datum of 1927, Washington County, RI, Hydrologic Unit 01090005, on right bank 0.2 mi downstream from highway bridge at Hope Valley and 6.6 mi upstream from mouth.
DRAINAGE AREA - 72.4 mi².
REVISIONS HISTORY - WSP 1201: 1948(P); March 4 to April 9, 2007, daily discharges.
PERIOD OF RECORD - Discharge: August to December 1909 (gage heights only), March 1941 to current year. Records of daily discharge for August to December 1909, published in WSP 261, have been found to be unreliable and should not be used. Water-quality records: October 1977 to current year.
GAGE - Water-stage recorder with telephone telemeter. Datum of gage is 61.11 ft above National Geodetic Vertical Datum of 1929. August to December 1909, nonrecording gage at site 1,000 ft upstream at different datum.
COOPERATION - Rhode Island Water Resources Board.
REMARKS - Records good except those for estimated daily discharges, which are fair. Some seasonal regulation by Locustville Pond on Brushy Brook since 1968. Some regulation at low flow by mills and ponds upstream until 1952; regulation greater prior to 1948.
PERIOD OF RECORD - October 1977 to November 2013 (discontinued).
PERIOD OF DAILY RECORD - SPECIFIC CONDUCTANCE: October 1977 to current year. WATER TEMPERATURE: October 1977 to current year.
INSTRUMENTATION - Water-quality monitor since October 1977.
REMARKS - Specific conductance and water temperature records are good except those for the period Mar. 29, 2013 to Apr. 24, 2013, which are poor. Missing periods are not estimated.
EXTREMES FOR PERIOD OF DAILY RECORD - SPECIFIC CONDUCTANCE: Maximum recorded, 329 uS/cm, Feb. 6, 2004; minimum, 21 uS/cm, Jan. 23, 1979. WATER TEMPERATURE: Maximum recorded, 29.5°C, July 24, 1987, July 26, 27, and 28, 1989; minimum, -0.5°C, Dec. 16, 2007.
EXTREMES FOR CURRENT YEAR - SPECIFIC CONDUCTANCE: Maximum recorded, 210 uS/cm, Feb 11, 2013; minimum, 45 uS/cm, June 10, 2013. WATER TEMPERATURE: Maximum recorded, 28.4°C, July 18, 2013; minimum, -0.3°C, Feb. 8, 2013.