Sewalls South Channel Dam

Significant HazardNot Rated ConditionEmergency Action Plan: Yes

Location

CountyJefferson
Nearest CityWatertown
River/StreamBLACK RIVER
Coordinates43.97694, -75.89333

Physical Characteristics

Dam TypeConcrete
NID Height16 ft
Dam Height16 ft
Dam Length243 ft
Year Completed1978 (48 years old)

Storage & Hydraulics

NID Storage388 acre-ft
Max Storage388 acre-ft
Normal Storage126 acre-ft
Surface Area13 acres
Drainage Area1,875 sq mi
Spillway TypeUncontrolled

Ownership & Safety

PurposeHydroelectric
OwnerErie Boulevard Hydropower, LP/Brookfield Renewable
Owner TypePrivate
Hazard ClassificationSignificant
Condition AssessmentNot Rated
Last Inspection08/01/1995
Emergency Action PlanYes

Identifiers

NID IDNY00289
Federal IDNY00289
More InfoState Dam Safety Program

Nearby Dams

Upper North Channel Dam 0.1 mi Significant Diamond Island Diversion Dam 0.5 mi Low Beebee Island Diversion Dam 0.7 mi Significant Beebee Island 0.7 mi Low Pump House Dam 1.0 mi Low Delano Island 1.0 mi Low Watertown Municipal Power Dam 1.0 mi Significant Watertown Dosing Station Dam 1.7 mi Low Black River 4.7 mi Low Kamargo 5.8 mi Low