Marion Dam
Marion Dam is an earth dam located in Osceola County, Michigan, built in 1893. It carries a Significant hazard potential classification and has a poor condition assessment.
About Marion Dam
The primary purpose of Marion Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Village Of Marion (local government). It impounds the Middle Branch River near Marion.
The dam stands 12 feet tall and stretches 250 feet across, creates a reservoir covering 28 acres, has a maximum storage capacity of 100 acre-feet, and collects water from a drainage area of 59 square miles. Completed in 1893, the structure is over a century 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 poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. An emergency action plan is in place for this dam. The most recent inspection on record was 10/19/2018.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Michigan |
| County | Osceola |
| Nearest City | Marion |
| River/Stream | Middle Branch River |
| Coordinates | 44.10412, -85.14826 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 12 ft |
| Dam Height | 11 ft |
| Dam Length | 250 ft |
| Year Completed | 1893 (133 years old) |
Storage & Hydraulics
| NID Storage | 100 acre-ft |
| Max Storage | 100 acre-ft |
| Normal Storage | 70 acre-ft |
| Surface Area | 28 acres |
| Drainage Area | 59 sq mi |
| Max Discharge | 800 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Village of Marion |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Poor |
| Last Inspection | 10/19/2018 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | MI00310 |
| Federal ID | MI00310 |
| More Info | State Dam Safety Program |