Forest Dunes Lake Dam is an earth dam located in Crawford County, Michigan, built in 1999. It carries a Low hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 25 ft25 ft tall and 1,200 ft long, taller than 50% of U.S. dams with a recorded height. 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 Forest Dunes Lake Dam
The primary purpose of Forest Dunes Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Forest Dunes LLC (private). It impounds the Unnamed Trib to Thayer Creek near Mio.
The dam stands 25 feet tall and stretches 1,200 feet across, creates a reservoir covering 28 acres, has a maximum storage capacity of 370 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1999, the structure is 27 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. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 11/30/2014. That was over 11 years ago.
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Location
| State | Michigan |
| County | Crawford |
| Nearest City | Mio |
| River/Stream | Unnamed Trib to Thayer Creek |
| Coordinates | 44.58833, -84.53167 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 1,200 ft |
| Year Completed | 1999 (27 years old) |
Storage & Hydraulics
| NID Storage | 370 acre-ft |
| Max Storage | 370 acre-ft |
| Normal Storage | 224 acre-ft |
| Surface Area | 28 acres |
| Drainage Area | 1 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Forest Dunes LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 11/30/2014 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MI00964 |
| Federal ID | MI00964 |
| More Info | State Dam Safety Program |