Lake Meyer Dam
Lake Meyer Dam is an earth dam located in Winneshiek County, Iowa, built in 1966. It carries a Significant hazard potential classification and has a fair condition assessment.
About Lake Meyer Dam
The primary purpose of Lake Meyer Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Winneshiek County Conservation Board (local government). It impounds the Tr-turkey River near Fort Atkinson.
The dam stands 46 feet tall and stretches 530 feet across, creates a reservoir covering 37 acres, has a maximum storage capacity of 754 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1966, the structure is well into its service life at over 50 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in 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 06/20/2022.
At 46 feet, this dam is taller than 91% of dams nationwide.
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Location
| State | Iowa |
| County | Winneshiek |
| Nearest City | Fort Atkinson |
| River/Stream | Tr-turkey River |
| Coordinates | 43.17540, -91.91370 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 46 ft |
| Dam Height | 46 ft |
| Dam Length | 530 ft |
| Year Completed | 1966 (60 years old) |
Storage & Hydraulics
| NID Storage | 754 acre-ft |
| Max Storage | 754 acre-ft |
| Normal Storage | 564 acre-ft |
| Surface Area | 37 acres |
| Drainage Area | 2 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Winneshiek County Conservation Board |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 06/20/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA01077 |
| Federal ID | IA01077 |
| More Info | State Dam Safety Program |