Springville Mill Dam is an earth dam located in Lenawee County, Michigan, built in 1952. It carries a Significant hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 25 ft25 ft tall and 210 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 Springville Mill Dam
The primary purpose of Springville Mill Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by City of Adrian (local government). It impounds the Wolf Creek near Springville.
The dam stands 25 feet tall and stretches 210 feet across, creates a reservoir covering 62 acres, has a maximum storage capacity of 725 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 1952, the structure is well into its service life at over 50 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in 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. An emergency action plan is in place for this dam. The most recent inspection on record was 01/25/2021.
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Location
| State | Michigan |
| County | Lenawee |
| Nearest City | Springville |
| River/Stream | Wolf Creek |
| Coordinates | 42.04848, -84.16778 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 210 ft |
| Year Completed | 1952 (74 years old) |
Storage & Hydraulics
| NID Storage | 725 acre-ft |
| Max Storage | 725 acre-ft |
| Normal Storage | 425 acre-ft |
| Surface Area | 62 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 250 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Recreation |
| Owner | City of Adrian |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 01/25/2021 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | MI00591 |
| Federal ID | MI00591 |
| More Info | State Dam Safety Program |