Jefferson Marsh Wrp - South
Jefferson Marsh Wrp - South is an earth dam located in Jefferson County, Wisconsin, built in 2004. It carries a Low hazard potential classification and has a fair condition assessment.
About Jefferson Marsh Wrp - South
Jefferson Marsh Wrp - South is a dam in Jefferson, Wisconsin. The dam is owned by Wisconsin Department Of Natural Resources (state). It impounds the Deer Creek.
The dam stands 9 feet tall and stretches 14,880 feet across, creates a reservoir covering 691 acres, has a maximum storage capacity of 1,532 acre-feet, and collects water from a drainage area of 16 square miles. Completed in 2004, the structure is relatively new.
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. An emergency action plan is in place for this dam. The most recent inspection on record was 08/03/2020.
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Location
| State | Wisconsin |
| County | Jefferson |
| River/Stream | Deer Creek |
| Coordinates | 42.95714, -88.74889 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 9 ft |
| Dam Height | 9 ft |
| Dam Length | 14,880 ft |
| Year Completed | 2004 (22 years old) |
Storage & Hydraulics
| NID Storage | 1,532 acre-ft |
| Max Storage | 1,532 acre-ft |
| Normal Storage | 500 acre-ft |
| Surface Area | 691 acres |
| Drainage Area | 16 sq mi |
| Max Discharge | 604 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Other |
| Owner | Wisconsin Department of Natural Resources |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 08/03/2020 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | WI20049 |
| Federal ID | WI20049 |
| More Info | State Dam Safety Program |