USGS Water-Year Summary 2025
01348000 EAST CANADA CREEK AT EAST CREEK, NY
LOCATION - Lat 43°01'00", long 74°44'27" referenced to North American Datum of 1983, Herkimer County, NY, Hydrologic Unit 02020004, on right bank 1.2 mi upstream from mouth, and 3.5 mi northwest of St. Johnsville, at East Creek.
DRAINAGE AREA - 289 mi².
REVISIONS HISTORY - WRD NY-85-1: Drainage area. Discharge for the period Nov. 2, 2019, to Dec. 19, 2019, was revised on Mar. 19, 2021, based on changes to the stage-discharge rating. The discharge associated with the measurement made on Dec. 19, 2019, was revised on Aug. 4, 2025, based on further review of the measurement. Select discharges associated with measurements made on Feb. 26, 2020, Jul. 1, 2020, and Sep. 19, 2023, were deemed in error on Aug. 4, 2025, and removed from publication, based on further review of the measurements. Select gage height values for the event of Nov. 1, 2019, were deemed in error and removed from publication on Aug. 4, 2025, based on a poorly functioning stilling well. Discharge for the period Nov. 1, 2019, to Apr. 3, 2025, was revised on Aug. 4, 2025, based on changes to the stage-discharge rating; this revision supersedes the previous revision to this period.
SURFACE-WATER RECORDS
PERIOD OF RECORD - December 1945 to March 1995, annual maximum only--1996, 1998, 2000, 2003-14, July 2014 to current year.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 335.70 ft above NGVD of 1929 and 335.16 ft above NAVD of 1988.
EXTREMES OUTSIDE PERIOD OF RECORD - Flood of Oct. 2, 1945, reached a stage of 9.0 ft, from floodmarks, discharge, 24,000 ft³/s, from slope-area measurement of peak flow, result of dam failure.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 31,500 ft³/s, June 28, 2006, gage height, 10.99 ft, from rating curve extended above 11,000 ft³/s on basis of flow-over-dam measurement of peak flow; minimum discharge, 0.05 ft³/s, July 9, 1978, gage height, 0.47 ft; minimum gage height, 0.44 ft, July 29, 1977.