Big Bay State Park
Big Bay State Park is a state park in Ashland County. It was established in 1963. 1 graded lake is within 15 miles of the park, including Nc Cheq Bay Lake.
Big Bay State Park State Park spans an unrecorded acreage acres in Wisconsin — a designated recreation destination with the full set of facilities the state park system provides. A handful of graded lakes (1) lie near the park; the cleanest is Nc Cheq Bay Lake (A).
State parks pair well with the LakeGrade dataset: the park itself usually has interpretive signage explaining the local lake system, but the per-lake grade tells you which actual lake in the system to head to.
Official Resources
Nearby Graded Lakes (within 15 mi)
Lakes closest to Big Bay State Park, weighted by size. Click a lake for its full water quality grade, fish species, and depth.
| Lake | County | Grade | Surface Area | Distance |
|---|---|---|---|---|
| Nc Cheq Bay Lake | Bayfield | A | - | 9.8 mi |
Other Parks in the Area
- Copper Falls State Park— State Park, 29.3 mi
Source: EPA National Aquatic Resource Surveys, 2026.