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LakeQuality

Hill Lake

Oneida County, Wisconsin33 acresView mapDirections

Wisconsin DNR publishes the water-quality measurements for Hill Lake. Here is what has been measured.

Clarity
12 ft
Typical for Wisconsin
Secchi · sampled 2025
Max depth
40 ft
Bathymetric survey
Area
33 acres
Surface area
Trend
Stable
6 years of samples
  • 40 ft max depth
  • Limited data

Hill Lake in Oneida County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Water clarity: 12 ft visibility. Maximum depth: 40 ft. Surface area: 33 acres.

Wisconsin DNR lists Panfish as common on Hill Lake. DNR survey details →

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Hill Lake is a 33-acre lake in Oneida County, Wisconsin with a maximum depth of 40 feet. The lake supports 4 documented fish species including Musky, Panfish, and Largemouth Bass.

Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water, last sampled 2025-10-13. Methodology: how these readings are compared.

What Hill Lake is good for

From access and monitoring records, not editorial picks.

  • Clear water12 ft of visibility
  • Fishing4 species recorded
  • Deep water40 ft surveyed max depth

Swimming conditions

No reading

Limited data

Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.

Whether Hill Lake is safe to swim in today is a call for the Wisconsin Department of Natural Resources and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

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Water quality measurements for Hill Lake

These are the measurements Wisconsin DNR publishes for Hill Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.

Good clarity, visible to about 12 ft. TSI 41.

Water quality readings
MeasureReadingWhere it sits
Water clarity (Secchi depth)12ftMeasured, not scored

How deep a black-and-white disk stays visible from the surface. Higher is clearer.

Total phosphorusNo reading

The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential.

Chlorophyll-a (algae)No reading

The green pigment in algae — a direct measure of how much algae is in the water.

Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a.41Mesotrophic
OligotrophicMesotrophicEutrophicHypereutrophic

Moderate nutrients, good water quality

Ask about Hill Lake

Answers come straight from the public measurements and survey records on this page.

DNR fisheries survey

Wisconsin DNR lists Panfish as common on Hill Lake.

A DNR fisheries survey reports fish abundance and catch rates, not water quality. LakeQuality shows Hill Lake’s water-quality measurements separately, and the water-quality trend over 6 years of monitoring is stable. Catch rate is not a swim clearance and is not a weekly bite report.

WI DNR Lake Profile

Authoritative data from the Wisconsin DNR LakePages. Monitored by volunteers since 2017. 2 stations on file (most recent sample 2025).

DNR Assessment
Excellent · Deep Seepage lake
Trophic State Index 33 (oligotrophic) · 5-year average

Fish Species (DNR-rated)

Panfish(Common)Largemouth Bass(Common)Musky(Present)Northern Pike(Present)

Lake Details

Max depth

40 ft

Surface area

33 acres

Lake Size & Watershed

Watershed (drainage) area

0 sq mi

HydroLAKES / HydroSHEDS

Shoreline

1.1 mi

HydroLAKES / HydroSHEDS

Elevation

1,594 ft

Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS).

Stays via Stay22

Stays near Hill Lake

Compare lakeside cabins, hotels, and vacation rentals near Hill Lake in Oneida County, Wisconsin — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water.

Top-rated places to stay near Hill Lake

Prices for Oct 9–11, 4 adults. Change dates on the map below.

Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.

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Fish Species

Click a species to see every lake where it is documented.

Fishing Hill Lake

Based on 6 years of monitoring (2020–2025).

  • Water clarity

    Stable

    6 years

See year-by-year chart →

Regulated Pollution Sources Nearby

1 EPA-permitted facility operate within about 5 miles of Hill Lake under Clean Water Act (NPDES) discharge permits. 1 facility has a reported Clean Water Act violation in the past three years.

  • Lakeland Sanitary District
    Minocqua · 1 mi away · NPDES WI0022837
    Recent violation

Facilities permitted to discharge under the Clean Water Act within ~5 miles; proximity does not by itself mean a facility affects this lake. Source: EPA ECHO (ICIS-NPDES), as of 2026-07.

Nearby Lakes in Oneida County

Frequently asked questions about Hill Lake

Where is Hill Lake?

Hill Lake is a lake in Oneida County, Wisconsin. Its water-quality measurements are published by Wisconsin DNR and shown on this page as reported.

What is the water quality of Hill Lake?

Hill Lake in Oneida County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Water clarity: 12 ft visibility. Maximum depth: 40 ft. Surface area: 33 acres.

Measurements on this page ↑

Is Hill Lake safe to swim in?

Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.

Swimming on this page ↑

How deep is Hill Lake?

Hill Lake has a maximum depth of 40 feet. The lake covers 33 acres.

What fish are in Hill Lake?

Fish species found in Hill Lake include Musky, Panfish, Largemouth Bass, Northern Pike. Hill Lake is located in Oneida County, Wisconsin.

Fish on this page ↑

What did the DNR fisheries survey find at Hill Lake?

Wisconsin DNR lists Panfish as common on Hill Lake. A DNR fisheries survey reports fish abundance and catch rates, not water quality. LakeQuality shows Hill Lake’s water-quality measurements separately, and the water-quality trend over 6 years of monitoring is stable. Catch rate is not a swim clearance and is not a weekly bite report.

DNR on this page ↑

Where this data comes from

18 measurements from 1 monitoring station, 2020–2025. Retrieved from the EPA Water Quality Portal on 2026-08-02.

Collected and reported by

  • Wisconsin Department of Natural ResourcesWIDNR_WQX18 samples · 2020–2025
Monitoring station identifiers (1)

EPA condition classes from the National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See where the data comes from and data sources.

Other records on this page

Regulated discharger data from EPA ECHO (ICIS-NPDES)

Lake size & watershed from HydroLAKES (HydroSHEDS)

Fish and recreation data from Wisconsin DNR Lakes