Lake Glacier Dam
Lake Glacier Dam is a masonry dam located in Mahoning County, Ohio, built in 1905. It carries a Low hazard potential classification and has a fair condition assessment.
About Lake Glacier Dam
The primary purpose of Lake Glacier Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Mill Creek Metropolitan Park Dist. (local government). It impounds the Mill Creek near Youngstown.
The dam stands 24 feet tall and stretches 170 feet across, creates a reservoir covering 39 acres, has a maximum storage capacity of 494 acre-feet, and collects water from a drainage area of 79 square miles. Completed in 1905, 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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 10/13/2021.
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Location
| State | Ohio |
| County | Mahoning |
| Nearest City | Youngstown |
| River/Stream | Mill Creek |
| Coordinates | 41.09778, -80.67472 |
Physical Characteristics
| Dam Type | Masonry |
| NID Height | 24 ft |
| Dam Height | 24 ft |
| Dam Length | 170 ft |
| Year Completed | 1905 (121 years old) |
Storage & Hydraulics
| NID Storage | 494 acre-ft |
| Max Storage | 494 acre-ft |
| Normal Storage | 235 acre-ft |
| Surface Area | 39 acres |
| Drainage Area | 79 sq mi |
| Max Discharge | 7,290 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Mill Creek Metropolitan Park Dist. |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 10/13/2021 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | OH00416 |
| Federal ID | OH00416 |
| More Info | State Dam Safety Program |