Lake `a' Dam
Lake `a' Dam is an earth dam located in Williams County, Ohio, built in 1966. It carries a Low hazard potential classification and has a fair condition assessment.
About Lake `a' Dam
The primary purpose of Lake `a' Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Erie Shores Council, Bsa (private). It impounds the Tributary To West Branch St. Joseph River near Montpelier.
The dam stands 31 feet tall and stretches 620 feet across, creates a reservoir covering 8 acres, has a maximum storage capacity of 112 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1966, the structure is well into its service life at over 50 years 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. The most recent inspection on record was 05/31/2023.
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Location
| State | Ohio |
| County | Williams |
| Nearest City | Montpelier |
| River/Stream | Tributary To West Branch St. Joseph River |
| Coordinates | 41.69528, -84.68056 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 31 ft |
| Dam Height | 31 ft |
| Dam Length | 620 ft |
| Year Completed | 1966 (60 years old) |
Storage & Hydraulics
| NID Storage | 112 acre-ft |
| Max Storage | 112 acre-ft |
| Normal Storage | 58 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 455 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Erie Shores Council, BSA |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 05/31/2023 |
| Emergency Action Plan | No |
Identifiers
| NID ID | OH00383 |
| Federal ID | OH00383 |
| More Info | State Dam Safety Program |