Ramsey
Ramsey is a gravity dam located in Mower County, Minnesota, built in 1872. It carries a Low hazard potential classification and has a poor condition assessment.
About Ramsey
The primary purpose of Ramsey is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Hormel, George (private). It impounds the Cedar River near Mapleview.
The dam stands 13 feet tall and stretches 138 feet across, creates a reservoir covering 53 acres, has a maximum storage capacity of 340 acre-feet, and collects water from a drainage area of 182 square miles. Completed in 1872, the structure is one of the older dams in the region, with over a century and a half of service.
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 poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 05/22/2018.
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Location
| State | Minnesota |
| County | Mower |
| Nearest City | Mapleview |
| River/Stream | Cedar River |
| Coordinates | 43.70637, -92.96016 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 13 ft |
| Dam Height | 13 ft |
| Dam Length | 138 ft |
| Year Completed | 1872 (154 years old) |
Storage & Hydraulics
| NID Storage | 340 acre-ft |
| Max Storage | 340 acre-ft |
| Normal Storage | 250 acre-ft |
| Surface Area | 53 acres |
| Drainage Area | 182 sq mi |
| Max Discharge | 525 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Hormel, George |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 05/22/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MN00527 |
| Federal ID | MN00527 |
| More Info | State Dam Safety Program |