Limestone 1
Limestone 1 is an earth dam located in Lincoln County, Minnesota, built in 1995. It carries a Low hazard potential classification.
About Limestone 1
The primary purpose of Limestone 1 is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Township Of Limestone (local government). It impounds the Yellow Medicine River near Minneota.
The dam stands 26 feet tall and stretches 100 feet across, creates a reservoir covering 2 acres, has a maximum storage capacity of 120 acre-feet, and collects water from a drainage area of 4 square miles. Completed in 1995, the structure is 31 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. The most recent inspection on record was 08/01/2024.
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Location
| State | Minnesota |
| County | Lincoln |
| Nearest City | Minneota |
| River/Stream | Yellow Medicine River |
| Coordinates | 44.53218, -96.10031 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 26 ft |
| Dam Height | 26 ft |
| Dam Length | 100 ft |
| Year Completed | 1995 (31 years old) |
Storage & Hydraulics
| NID Storage | 120 acre-ft |
| Max Storage | 120 acre-ft |
| Normal Storage | 2 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 4 sq mi |
| Max Discharge | 147 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Township of Limestone |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 08/01/2024 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MN01376 |
| Federal ID | MN01376 |
| More Info | State Dam Safety Program |