Totagatic is a gravity dam located in Sawyer County, Wisconsin, built in 1936. It carries a Low hazard potential classification.
Dam profile
NID height · 20 ft20 ft tall and 556 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 Totagatic
The primary purpose of Totagatic is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Sawyer County (local government). It impounds the Totagatic.
The dam stands 20 feet tall and stretches 556 feet across, creates a reservoir covering 2,503 acres, has a maximum storage capacity of 38,000 acre-feet, and collects water from a drainage area of 49 square miles. Completed in 1936, the structure is well-established, with more than 75 years 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. An emergency action plan is in place for this dam. The most recent inspection on record was 09/17/2019.
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Location
| State | Wisconsin |
| County | Sawyer |
| Nearest City | None |
| River/Stream | Totagatic |
| Coordinates | 46.10022, -91.51264 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 556 ft |
| Year Completed | 1936 (90 years old) |
Storage & Hydraulics
| NID Storage | 38,000 acre-ft |
| Max Storage | 38,000 acre-ft |
| Normal Storage | 21,000 acre-ft |
| Surface Area | 2,503 acres |
| Drainage Area | 49 sq mi |
| Max Discharge | 7,250 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Sawyer County |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 09/17/2019 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | WI00197 |
| Federal ID | WI00197 |
| More Info | State Dam Safety Program |