Hamilton Marsh Dam
Hamilton Marsh Dam is an earth dam located in Delta County, Michigan, built in 1966. It carries a Low hazard potential classification.
About Hamilton Marsh Dam
The primary purpose of Hamilton Marsh Dam is fish and wildlife pond. The dam creates habitat for fish and wildlife, supporting local ecosystems and potentially serving conservation goals. The dam is owned by Usda Fs (federal). It impounds the Mcdonald Creek.
The dam stands 9 feet tall and stretches 200 feet across, creates a reservoir covering 36 acres, has a maximum storage capacity of 108 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 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. The most recent inspection on record was 11/18/2020.
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Location
| State | Michigan |
| County | Delta |
| Nearest City | None |
| River/Stream | Mcdonald Creek |
| Coordinates | 46.04377, -86.82399 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 9 ft |
| Dam Height | 7 ft |
| Dam Length | 200 ft |
| Year Completed | 1966 (60 years old) |
Storage & Hydraulics
| NID Storage | 108 acre-ft |
| Max Storage | 108 acre-ft |
| Normal Storage | 61 acre-ft |
| Surface Area | 36 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 43 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | USDA FS |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 11/18/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MI01234 |
| Federal ID | MI01234 |
| More Info | State Dam Safety Program |