Wieser Lake Dam
Wieser Lake Dam is an earth dam located in Allen County, Ohio, built in 1870. It carries a Low hazard potential classification and has a fair condition assessment.
About Wieser Lake Dam
The primary purpose of Wieser Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Susan Wieser, Craig Nicholson (private). It impounds the Tributary To Ottawa River near Allentown.
The dam stands 15 feet tall and stretches 182 feet across, creates a reservoir covering 10 acres, has a maximum storage capacity of 76 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1870, the structure is one of the older dams in the region, with over a century and a half 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. 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 06/08/2022.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Ohio |
| County | Allen |
| Nearest City | Allentown |
| River/Stream | Tributary To Ottawa River |
| Coordinates | 40.71889, -84.15750 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 182 ft |
| Year Completed | 1870 (156 years old) |
Storage & Hydraulics
| NID Storage | 76 acre-ft |
| Max Storage | 76 acre-ft |
| Normal Storage | 40 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 384 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Susan Wieser, Craig Nicholson |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 06/08/2022 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | OH00526 |
| Federal ID | OH00526 |
| More Info | State Dam Safety Program |