Oakland Mills Dam
Oakland Mills Dam is a gravity dam located in Henry County, Iowa, built in 1910. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Oakland Mills Dam
The primary purpose of Oakland Mills Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Henry County Conservation Board (local government). It impounds the Skunk River near Oakland Mills.
The dam stands 10 feet tall and stretches 471 feet across, creates a reservoir covering 630 acres, has a maximum storage capacity of 3,140 acre-feet, and collects water from a drainage area of 4,001 square miles. Completed in 1910, 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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 10/19/2009. That was over 16 years ago.
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Location
| State | Iowa |
| County | Henry |
| Nearest City | Oakland Mills |
| River/Stream | Skunk River |
| Coordinates | 40.93460, -91.61580 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 10 ft |
| Dam Height | 10 ft |
| Dam Length | 471 ft |
| Year Completed | 1910 (116 years old) |
Storage & Hydraulics
| NID Storage | 3,140 acre-ft |
| Max Storage | 3,140 acre-ft |
| Normal Storage | 3,140 acre-ft |
| Surface Area | 630 acres |
| Drainage Area | 4,001 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Henry County Conservation Board |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 10/19/2009 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA01315 |
| Federal ID | IA01315 |
| More Info | State Dam Safety Program |