Alpina Dam
Alpina Dam is a concrete dam located in Lewis County, New York, built in 1933. It carries a Low hazard potential classification.
About Alpina Dam
Alpina Dam is a dam in Lewis, New York. The dam is owned by Niagara Mohawk Power Corporation (public utility). It impounds the Bonaparte Creek near Ft Drum Military Rsrvtn.
The dam stands 7 feet tall and stretches 120 feet across, creates a reservoir covering 1,286 acres, has a maximum storage capacity of 39,739 acre-feet, and collects water from a drainage area of 18 square miles. Completed in 1933, the structure is well-established, with more than 75 years of service.
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. The most recent inspection on record was 07/23/2002. That was over 23 years ago.
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Location
| State | New York |
| County | Lewis |
| Nearest City | Ft Drum Military Rsrvtn |
| River/Stream | Bonaparte Creek |
| Coordinates | 44.17056, -75.43194 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 7 ft |
| Dam Height | 7 ft |
| Dam Length | 120 ft |
| Year Completed | 1933 (93 years old) |
Storage & Hydraulics
| NID Storage | 39,739 acre-ft |
| Max Storage | 39,739 acre-ft |
| Normal Storage | 39,739 acre-ft |
| Surface Area | 1,286 acres |
| Drainage Area | 18 sq mi |
| Max Discharge | 412 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Other |
| Owner | NIAGARA MOHAWK POWER CORPORATION |
| Owner Type | Public Utility |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 07/23/2002 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NY00778 |
| Federal ID | NY00778 |
| More Info | State Dam Safety Program |