Hudson Bay
Hudson Bay is a gravity dam located in Ashland County, Wisconsin, built in 1969. It carries a Low hazard potential classification.
About Hudson Bay
The primary purpose of Hudson Bay is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Ashland County (local government). It impounds the Brunsweiler River.
The dam stands 8 feet tall and stretches 56 feet across, creates a reservoir covering 240 acres, has a maximum storage capacity of 672 acre-feet, and collects water from a drainage area of 19 square miles. Completed in 1969, 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 05/05/2011. That was over 14 years ago.
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Location
| State | Wisconsin |
| County | Ashland |
| Nearest City | None |
| River/Stream | Brunsweiler River |
| Coordinates | 46.26682, -90.86527 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 8 ft |
| Dam Height | 8 ft |
| Dam Length | 56 ft |
| Year Completed | 1969 (57 years old) |
Storage & Hydraulics
| NID Storage | 672 acre-ft |
| Max Storage | 672 acre-ft |
| Normal Storage | 560 acre-ft |
| Surface Area | 240 acres |
| Drainage Area | 19 sq mi |
| Max Discharge | 600 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Ashland County |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 05/05/2011 |
| Emergency Action Plan | No |
Identifiers
| NID ID | WI00882 |
| Federal ID | WI00882 |
| More Info | State Dam Safety Program |