USGS Water-Year Summary 2022
01018500 ST. CROIX RIVER AT VANCEBORO, ME
LOCATION - Lat 45°34'06", long 67°25'42" referenced to North American Datum of 1983, Washington County, ME, Hydrologic Unit 01050001, on right bank 200 ft downstream from international highway bridge in Vanceboro and 500 ft downstream from outlet of Spednic Lake.
DRAINAGE AREA - 413 mi².
- WDR ME-82-1: Drainage area.
PERIOD OF RECORD - DISCHARGE: October 1928 to current year.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 367.20 ft above North American Vertical Datum of 1988. Prior to Mar. 29, 1999 water-stage recorder at site 200 ft upstream at international highway bridge at same datum.
COOPERATION - This station is maintained by the United States under agreement with Canada.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 6,970 ft³/s, Apr. 27, 2019, gage height, 11.26 ft; maximum gage height, 11.28 ft (former site), June 3, 1984; minimum daily discharge, 1.9 ft³/s, Oct. 12, 22 and Nov. 4, 1936, when flow was held back by cofferdam during repairs to dam just upstream.
PERIOD OF RECORD - CHEMICAL ANALYSES: Water year 1955.