Grettum West Bypass Structure is an earth dam located in Burnett County, Wisconsin. It carries a Low hazard potential classification.
Dam profile
NID height · 11 ft11 ft tall and 3,800 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Grettum West Bypass Structure
Grettum West Bypass Structure is a dam in Burnett, Wisconsin. The dam is owned by Wisconsin Department of Natural Resources (state). It impounds the Unnamed.
The dam stands 11 feet tall and stretches 3,800 feet across, creates a reservoir covering 360 acres, has a maximum storage capacity of 1,670 acre-feet, and collects water from a drainage area of 10 square miles.
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.
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Location
| State | Wisconsin |
| County | Burnett |
| River/Stream | Unnamed |
| Coordinates | 45.70679, -92.70295 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 11 ft |
| Dam Height | 11 ft |
| Dam Length | 3,800 ft |
Storage & Hydraulics
| NID Storage | 1,670 acre-ft |
| Max Storage | 1,670 acre-ft |
| Surface Area | 360 acres |
| Drainage Area | 10 sq mi |
| Max Discharge | 4,232 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Other |
| Owner | Wisconsin Department of Natural Resources |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | No |
Identifiers
| NID ID | WI12328 |
| Federal ID | WI12328 |
| More Info | State Dam Safety Program |