Funding for this site is provided by:
43°12'40.2", long 76°17'13.6" referenced to North
American Datum of 1983, Oswego County, NY, Hydrologic Unit 04140203, on
left bank behind New York State Canal Corporation maintenance facility,
0.75 mi downstream from confluence of Seneca and Oneida Rivers, and 1.5
mi south of Phoenix.
PERIOD OF RECORD.--
October 2007 to current year.
Acoustic velocity meter and water-stage recorder. Datum
of gage is 359.41 ft above NAVD of 1988. Prior to Apr. 1, 2019, at
datum 360.00 ft lower.
Flow regulated by Oswego (Barge) Canal Lock 1 and
Eagle Creek Renewable Energy power station. A large amount of natural
storage and some artificial regulation is afforded by the many large
lakes and the Erie (Barge) and Oswego (Barge) Canal systems in the
river basin. Oswego River basin receives water from Erie (Barge) Canal
through Lock 32 near Pittsford. Water may be diverted into or received
from Mohawk River basin through summit level of Erie (Barge) Canal
between New London and Utica. Nearly all of the flow from 14 mi² of the
Tioughnioga River basin may be diverted into De Ruyter Reservoir in
Oswego River basin.
Water Years 2014-19: Records good except those for estimated daily
discharges, which are fair.
EXTREMES FOR PERIOD OF RECORD.--
Maximum daily discharge, 26,500
ft³/s, Apr. 29, 2011; minimum daily discharge, 201 ft³/s, Apr. 17,
2012. Maximum and minimum instantaneous discharges not
Peak Flow and Stage Information