Shiawassee Town Dam
Shiawassee Town Dam is an earth dam located in Shiawassee County, Michigan, built in 1904. It carries a Low hazard potential classification and has a fair condition assessment.
About Shiawassee Town Dam
The primary purpose of Shiawassee Town Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Mich Land Bank Fast Track Authority (state). It impounds the Shiawassee River near Shiatown.
The dam stands 19 feet tall and stretches 569 feet across, creates a reservoir covering 75 acres, has a maximum storage capacity of 750 acre-feet, and collects water from a drainage area of 418 square miles. Completed in 1904, 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. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 11/19/2010. That was over 15 years ago.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Michigan |
| County | Shiawassee |
| Nearest City | Shiatown |
| River/Stream | Shiawassee River |
| Coordinates | 42.92954, -84.07224 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 19 ft |
| Dam Height | 19 ft |
| Dam Length | 569 ft |
| Year Completed | 1904 (122 years old) |
Storage & Hydraulics
| NID Storage | 750 acre-ft |
| Max Storage | 750 acre-ft |
| Normal Storage | 450 acre-ft |
| Surface Area | 75 acres |
| Drainage Area | 418 sq mi |
| Max Discharge | 5,100 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Mich Land Bank Fast Track Authority |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 11/19/2010 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MI00380 |
| Federal ID | MI00380 |
| More Info | State Dam Safety Program |