Mills Mills Dam
Mills Mills Dam is a concrete dam located in Allegany County, New York, built in 1930. It carries a Low hazard potential classification.
About Mills Mills Dam
The primary purpose of Mills Mills 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 Kenneth P Hance (private). It impounds the Wiscoy Creek near Mills Mills.
The dam stands 12 feet tall and stretches 170 feet across, creates a reservoir covering 25 acres, has a maximum storage capacity of 75 acre-feet, and collects water from a drainage area of 60 square miles. Completed in 1930, 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 08/18/1998. That was over 27 years ago.
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Location
| State | New York |
| County | Allegany |
| Nearest City | Mills Mills |
| River/Stream | Wiscoy Creek |
| Coordinates | 42.50000, -78.12000 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 12 ft |
| Dam Height | 12 ft |
| Dam Length | 170 ft |
| Year Completed | 1930 (96 years old) |
Storage & Hydraulics
| NID Storage | 75 acre-ft |
| Max Storage | 75 acre-ft |
| Normal Storage | 50 acre-ft |
| Surface Area | 25 acres |
| Drainage Area | 60 sq mi |
| Max Discharge | 450 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | KENNETH P HANCE |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 08/18/1998 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NY00841 |
| Federal ID | NY00841 |
| More Info | State Dam Safety Program |