Buffalo Lake Dam is a gravity dam located in Marquette County, Wisconsin, built in 1922. It carries a Low hazard potential classification.
Dam profile
NID height · 13 ft13 ft tall and 2,800 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic concrete gravity section and the water level is illustrative.
About Buffalo Lake Dam
Buffalo Lake Dam is a dam in Marquette, Wisconsin. The dam is owned by Wisconsin Department of Natural Resources (state). It impounds the Fox near Montello.
The dam stands 13 feet tall and stretches 2,800 feet across, creates a reservoir covering 2,210 acres, has a maximum storage capacity of 19,000 acre-feet, and collects water from a drainage area of 398 square miles. Completed in 1922, the structure is over a century 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. An emergency action plan is in place for this dam. The most recent inspection on record was 08/31/2020.
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Location
| State | Wisconsin |
| County | Marquette |
| Nearest City | Montello |
| River/Stream | Fox |
| Coordinates | 43.78571, -89.32871 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 13 ft |
| Dam Height | 13 ft |
| Dam Length | 2,800 ft |
| Year Completed | 1922 (104 years old) |
Storage & Hydraulics
| NID Storage | 19,000 acre-ft |
| Max Storage | 19,000 acre-ft |
| Normal Storage | 10,000 acre-ft |
| Surface Area | 2,210 acres |
| Drainage Area | 398 sq mi |
| Max Discharge | 6,100 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Owner | Wisconsin Department of Natural Resources |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 08/31/2020 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | WI01015 |
| Federal ID | WI01015 |
| More Info | State Dam Safety Program |