Nawakwa Dam is an earth dam located in Oscoda County, Michigan, built in 1940. It carries a Low hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 15 ft15 ft tall and 250 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 Nawakwa Dam
The primary purpose of Nawakwa Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Nawakwa Hunt & Gun Club (private). It impounds the Bullock Creek near Mio.
The dam stands 15 feet tall and stretches 250 feet across, creates a reservoir covering 23 acres, has a maximum storage capacity of 120 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1940, the structure is well-established, with more than 75 years 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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 07/13/2016. That was over 10 years ago.
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Location
| State | Michigan |
| County | Oscoda |
| Nearest City | Mio |
| River/Stream | Bullock Creek |
| Coordinates | 44.84833, -83.95000 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 250 ft |
| Year Completed | 1940 (86 years old) |
Storage & Hydraulics
| NID Storage | 120 acre-ft |
| Max Storage | 120 acre-ft |
| Normal Storage | 113 acre-ft |
| Surface Area | 23 acres |
| Drainage Area | 1 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Nawakwa Hunt & Gun Club |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 07/13/2016 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MI02318 |
| Federal ID | MI02318 |
| More Info | State Dam Safety Program |