Coppo Dam
Coppo Dam is an earth dam located in Dickinson County, Michigan, built in 1967. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Coppo Dam
The primary purpose of Coppo Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Eva Carlson (private). It impounds the Trib To E Br Sturgeon River near Hardwood.
The dam stands 16 feet tall and stretches 200 feet across, creates a reservoir covering 20 acres, has a maximum storage capacity of 200 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1967, 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. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 11/02/2015. That was over 10 years ago.
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Location
| State | Michigan |
| County | Dickinson |
| Nearest City | Hardwood |
| River/Stream | Trib To E Br Sturgeon River |
| Coordinates | 46.01667, -87.80000 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 16 ft |
| Dam Height | 16 ft |
| Dam Length | 200 ft |
| Year Completed | 1967 (59 years old) |
Storage & Hydraulics
| NID Storage | 200 acre-ft |
| Max Storage | 200 acre-ft |
| Normal Storage | 80 acre-ft |
| Surface Area | 20 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Eva Carlson |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 11/02/2015 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MI01242 |
| Federal ID | MI01242 |
| More Info | State Dam Safety Program |