Rhoads Dam is an earth dam located in Oscoda County, Michigan, built in 1900. It carries a Low hazard potential classification.
Dam profile
NID height · 9 ft9 ft tall and 200 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Rhoads Dam
The primary purpose of Rhoads Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by David Polley and Janis Miller (private). It impounds the Gilchrist Creek near Comins.
The dam stands 9 feet tall and stretches 200 feet across, creates a reservoir covering 22 acres, has a maximum storage capacity of 120 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 1900, the structure is over a century 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 11/01/1993. That was over 32 years ago.
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Location
| State | Michigan |
| County | Oscoda |
| Nearest City | Comins |
| River/Stream | Gilchrist Creek |
| Coordinates | 44.82500, -84.07500 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 9 ft |
| Dam Height | 9 ft |
| Dam Length | 200 ft |
| Year Completed | 1900 (126 years old) |
Storage & Hydraulics
| NID Storage | 120 acre-ft |
| Max Storage | 120 acre-ft |
| Normal Storage | 100 acre-ft |
| Surface Area | 22 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 25 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | David Polley and Janis Miller |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 11/01/1993 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MI00317 |
| Federal ID | MI00317 |
| More Info | State Dam Safety Program |