Hill Lake

Oneida County, Wisconsin · WBIC 990200

Size

30 acres

Max depth

40 ft

DNR lake type

Simple, Warm, dark water color

Water clarity

12 ft

Clear, measured Sep 2025

A warm-water lake type: the DNR groups it with lakes that warm up through summer. This describes the lake type in general, not this lake in particular.

Outline

Drawn from the DNR's 24K hydrography (surveyed 1971), so the shape is approximate and a landing can sit a little off the shore. Open the DNR lake map.

Water clarity

12 ft Secchi depthClear

Last measured Sep 28, 2025. 19 readings on record, 2017 to 2025.

Typical summer clarity (June to September): 11.9 ft, clear, from 12 readings (2017 to 2025).

Secchi depth is how far down a white disk stays visible. A bigger number means clearer water. Clear means a Secchi depth of 10 feet or more, moderate 5 to 10 feet, low under 5 feet.

Wisconsin DNR water monitoring (volunteer and staff), via the Water Quality Portal; station Hill Lake - Deep Hole. Checked Oct 23, 2026.

Water temperature

A typical year Modeled estimate

  • Ice goes outabout Apr 21 (Apr 14 to Apr 29)
  • Surface reaches 48°Fabout Apr 28 (Apr 19 to May 7)
  • Surface reaches 64°Fabout May 19 (May 13 to May 25)
  • June surface70°F, usually 69 to 72°F
  • July surface76°F, usually 75 to 77°F
  • August surface72°F, usually 70 to 74°F

Forms a warm top layer around Apr 26, lasting about 174 days.

A computer model of this lake's typical weather and water, built from 15 years, 2005 to 2019. Ranges show the middle half of years. The model was not calibrated against measured temperatures for this lake. It is an estimate, not a measurement.

Modeled: U.S. Geological Survey lake temperature data release (doi:10.5066/P9CA6XP8).

Today at the lake

Loading today's forecast…

Forecast: National Weather Service (no endorsement implied). Sunrise, sunset and moon phase are calculated. The moon phase can be a day off.

More lakes in Oneida County

All Oneida County lakes

Where this comes from

  • Size, depth and lake typeWisconsin DNR lake classifications, checked Oct 23, 2026
  • OutlineWisconsin DNR 24K hydrography, checked Oct 23, 2026
  • Regulations linkWisconsin DNR fishing regulations (linked, not restated), checked Oct 23, 2026
  • Water clarityWisconsin DNR water monitoring, via the Water Quality Portal, checked Oct 23, 2026
  • Typical-year temperatureU.S. Geological Survey lake temperature model (modeled estimate), checked Oct 23, 2026
  • VHS statusWisconsin DNR VHS status by watershed, checked Oct 24, 2026

See data sources for what each source covers, and about for how the numbers are matched to lakes.