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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.
- 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.
USGS Water-Year Summary 2024
04260535 PERCH RIVER NEAR DEXTER, NY
LOCATION - Lat 44°00'14.5", long 76°04'41.7" referenced to North American Datum of 1983, Jefferson County, NY, Hydrologic Unit 04150200, on downstream side of Jefferson County Highway 59 bridge, 1 mi upstream from mouth of Lake Ontario, near Dexter.
DRAINAGE AREA - 94 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - July 2017 to November 2020 (discontinued).
GAGE - Water-stage recorder. Datum of gage is IGLD of 1985.
EXTREMES OUTSIDE PERIOD OF RECORD - Flood in May 2017, reached an elevation of 249.33 ft, present datum, from floodmarks.
EXTREMES FOR PERIOD OF RECORD - Maximum elevation, 249.94 ft, May 4, 2018, affected by wind; minimum elevation, 243.64 ft, Nov. 6, 2018, affected by wind.
