Beebee Island Diversion Dam
Beebee Island Diversion Dam is a masonry dam located in Jefferson County, New York, built in 1931. It carries a Significant hazard potential classification.
About Beebee Island Diversion Dam
The primary purpose of Beebee Island Diversion 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 Erie Boulevard Hydropower, Lp/brookfield Renewable (private). It impounds the Black River near Watertown.
The dam stands 22 feet tall and stretches 624 feet across, creates a reservoir covering 15 acres, has a storage capacity of 57 acre-feet, and collects water from a drainage area of 1,890 square miles. Completed in 1931, the structure is well-established, with more than 75 years of service.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. An emergency action plan is in place for this dam. The most recent inspection on record was 06/06/2017.
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Location
| State | New York |
| County | Jefferson |
| Nearest City | Watertown |
| River/Stream | Black River |
| Coordinates | 43.97583, -75.90639 |
Physical Characteristics
| Dam Type | Masonry |
| NID Height | 22 ft |
| Dam Height | 22 ft |
| Dam Length | 624 ft |
| Year Completed | 1931 (95 years old) |
Storage & Hydraulics
| NID Storage | 57 acre-ft |
| Normal Storage | 57 acre-ft |
| Surface Area | 15 acres |
| Drainage Area | 1,890 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Erie Boulevard Hydropower, LP/Brookfield Renewable |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not Rated |
| Last Inspection | 06/06/2017 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NY00322 |
| Federal ID | NY00322 |
| More Info | State Dam Safety Program |