Thread Creek Impoundment Dam is an earth dam located in Oakland County, Michigan, built in 1969. It carries a Low hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 7 ft7 ft tall and 400 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 Thread Creek Impoundment Dam
The primary purpose of Thread Creek Impoundment Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Mdnr Wildlife (state). It impounds the Trib to Thread Creek near Grand Blanc.
The dam stands 7 feet tall and stretches 400 feet across, creates a reservoir covering 40 acres, has a maximum storage capacity of 96 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1969, 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 10/28/2019.
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Location
| State | Michigan |
| County | Oakland |
| Nearest City | Grand Blanc |
| River/Stream | Trib to Thread Creek |
| Coordinates | 42.85778, -83.55500 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 7 ft |
| Dam Height | 7 ft |
| Dam Length | 400 ft |
| Year Completed | 1969 (57 years old) |
Storage & Hydraulics
| NID Storage | 96 acre-ft |
| Max Storage | 96 acre-ft |
| Normal Storage | 16 acre-ft |
| Surface Area | 40 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 329 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Mdnr Wildlife |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 10/28/2019 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MI02497 |
| Federal ID | MI02497 |
| More Info | State Dam Safety Program |