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Water-Year Summary for Site 01109403

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  • 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.
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Available Parameters
00060 Discharge(Mean)  

Water year 2021: 2020-10-01 to 2021-09-30

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USGS Water-Year Summary 2021
LOCATION - Lat 41°49'51", long 71°21'03" referenced to North American Datum of 1927, Providence County, RI, Hydrologic Unit 01090004, on right bank on upstream side of bridge on State Highways 1A and 114, 0.3 mi south of junction with State Highway 114A, and 0.7 mi upstream from mouth.
DRAINAGE AREA - 53.1 mi².  
PERIOD OF RECORD - October 1986 to current year.
GAGE - Data Collection Platform with satellite telemeter. Datum of gage is 4.18 ft above NAVD 1988, estimated from topographic map. Datum previously reported as 5 ft above NGVD 1929, estimated from topographic map.
COOPERATION - Rhode Island Department of Environmental Management.
REMARKS - Records good except those for estimated discharges, and discharges greater than 1,000 cfs, which are poor. Flow affected by regulation and diversions from upstream reservoirs.

Note: The maximum peak flow of 2,570 cfs on Mar. 31, 2010 was estimated. The maximum peak stage of 12.11 ft on Mar. 31, 2010 was from flood marks. The instantaneous low flow of 1.5 cfs on Dec. 30, 2010 was from a regulated flow reduction.