Physical Characteristics
| Surface Area (Acres) | 90 |
| Maximum Depth (ft) | 52 |
| Mean Depth (ft) | 14 |
| Shoreline (miles) | — |
| Bottom Composition | 30% sand, 40% gravel, 20% rock, 10% muck |
| Water Clarity — Secchi Depth (ft) | — |
| Trophic Status | — |
| Drainage Basin | DRAINAGE |
| Lake Class | flowage |
| Public Access | — |
| Township | — |
| GPS Coordinates | 44.69020° N, 88.66850° W |
| WBIC (DNR ID) | 299200 |
Fish Species
6 species documented
AbundantCommonPresentRare
| Species | Abundance | Last Survey |
|---|---|---|
| Largemouth Bass | Abundant | — |
| Panfish | Abundant | — |
| Northern Pike | Common | — |
| Smallmouth Bass | Common | — |
| Musky | Present | — |
| Walleye | Present | — |
Boat Landings
1 landing
| Name | Type | Ramp | Trailers | Fee | ♿ |
|---|---|---|---|---|---|
| Grass Lake Access | RAMP | — | Gr25 | Yes | Yes |
Invasive Species
Invasive species have been documented in or near this lake. Please clean, drain, and dry all watercraft and equipment before leaving to prevent spread.
| Species | Status | First Detected |
|---|---|---|
| Banded Mystery Snail | Confirmed | — |
| Chinese Mystery Snail | Confirmed | — |
| Curly-Leaf Pondweed | Confirmed | — |
| Eurasian Water-Milfoil | Confirmed | — |
| Hybrid Eurasian / Northern Water-Milfoil | Confirmed | — |
| Starry Stonewort | Confirmed | — |
| Zebra Mussel | Confirmed | — |
Data sourced from Wisconsin DNR lake surveys. Last scraped: 4/30/2026.