Jensen
Jensen is an earth dam located in Polk County, Wisconsin, built in 1963. It carries a Low hazard potential classification.
About Jensen
The primary purpose of Jensen is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Boisvert, Jerome (private). It impounds the Maple Valley Creek.
The dam stands 16 feet tall and stretches 270 feet across, creates a reservoir covering 7 acres, has a maximum storage capacity of 72 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1963, the structure is well into its service life at over 50 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 08/25/2021.
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Location
| State | Wisconsin |
| County | Polk |
| Nearest City | None |
| River/Stream | Maple Valley Creek |
| Coordinates | 45.66430, -92.30688 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 16 ft |
| Dam Height | 16 ft |
| Dam Length | 270 ft |
| Year Completed | 1963 (63 years old) |
Storage & Hydraulics
| NID Storage | 72 acre-ft |
| Max Storage | 72 acre-ft |
| Normal Storage | 12 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 97 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Boisvert, Jerome |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 08/25/2021 |
| Emergency Action Plan | No |
Identifiers
| NID ID | WI00513 |
| Federal ID | WI00513 |
| More Info | State Dam Safety Program |