Dexter Middle Channel Dam
Dexter Middle Channel Dam is a concrete dam located in Jefferson County, New York, built in 1925. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Dexter Middle Channel Dam
The primary purpose of Dexter Middle Channel Dam is hydroelectric. The dam generates hydroelectric power by channeling water through turbines, converting the energy of flowing water into electricity. The dam is owned by Hydro Development Group Acquisition, Llc (private). It impounds the Black River near Dexter.
The dam stands 18 feet tall and stretches 145 feet across, creates a reservoir covering 120 acres, has a maximum storage capacity of 1,200 acre-feet, and collects water from a drainage area of 1,900 square miles. Completed in 1925, the structure is over a century old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 06/15/2022.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | New York |
| County | Jefferson |
| Nearest City | Dexter |
| River/Stream | Black River |
| Coordinates | 44.00500, -76.04150 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 18 ft |
| Dam Height | 11 ft |
| Dam Length | 145 ft |
| Year Completed | 1925 (101 years old) |
Storage & Hydraulics
| NID Storage | 1,200 acre-ft |
| Max Storage | 1,200 acre-ft |
| Normal Storage | 1,200 acre-ft |
| Surface Area | 120 acres |
| Drainage Area | 1,900 sq mi |
| Max Discharge | 50,000 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Hydro Development Group Acquisition, LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/15/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NY11684 |
| Federal ID | NY00266S001 |
| More Info | State Dam Safety Program |