LOCATION.--Lat 43°21'39.0", long
78°15'52.3" referenced to North American Datum of
1983, Orleans County, NY, Hydrologic Unit 04130001, at right
bank on downstream side of bridge on Roosevelt Highway (Route
18), 10.6 mi downstream from dam at Lyndonville, 1.4 mi
upstream from mouth into Lake Ontario, and 6.9 mi northeast of
DRAINAGE AREA.--107 mi².
PERIOD OF RECORD.--Miscellaneous measurements--2015-18,
September 2020 to current year.
GAGE.--Acoustic velocity meter, water-stage recorder,
and crest-stage gage. Datum of gage is 235.45 ft above NAVD of
1988 and 235.38 ft above IGLD of 1985.
REMARKS.--Flow slightly regulated by Lyndonville Dam
10.6 mi upstream from station. Flow occasionally reversed as a
result of seiche from Lake Ontario and wind affect. Discharge
includes undetermined diversion from Erie (Barge) Canal
upstream from station.
PERIOD OF DAILY RECORD1.--WATER TEMPERATURE:
October 2020 to current year. DISSOLVED OXYGEN: October 2020 to
current year. TURBIDITY: October 2020 to current year.
water-quality sonde measures water temperature, dissolved
oxygen, and turbidity at 15-minute intervals since October
1 Water-Quality Records