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LakeQuality
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Stella Lake

Oneida County, WisconsinOligotrophic

On the LakeGrade rubric, Stella Lake pulls an A: clarity at 26.2 ft and 14 µg/L of phosphorus put it in the top bracket for Wisconsin. The three sub-grades — clarity, phosphorus, and chlorophyll-a — track close together, so no single parameter is dragging the average.

The lake's low TSI puts it in oligotrophic territory — the cleanest of the four trophic classes, but also the most vulnerable to nutrient-driven shifts. A maximum depth of 22 ft puts Stella Lake in the middle of Wisconsin's depth distribution. The lake's 415 acres and partial shoreline records put it in the mid-range bucket — large enough for varied use, small enough that watershed inputs reach the whole basin. Within Oneida County's 140 graded waters, Stella Lake sits at rank 3, near the top of the local distribution.

Stella Lake has at least one documented invasive species (Chinese Mystery Snail), so boaters and anglers should observe clean-drain-dry steps when leaving the lake. Walleye are documented at Stella Lake, one of 6 fish species on record for the lake. Public access is available — the lake is on the Wisconsin DNR public-access list. The grade is based on limited monitoring — fewer than three independent measurement years contribute, so future updates may shift the letter.

Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water, last sampled 2023-08-07. Grade methodology: LakeGrade methodology.

Swimming Safety

Excellent for swimming, crystal clear water with minimal algae

Water Quality Grade: A, Excellent

Crystal clear, you can see 26.2 ft down. Phosphorus level: 14.4 µg/L. Trophic State Index: 36.

MetricValueGrade
Water Clarity (Secchi Depth)26.2 ftA
Phosphorus14.4 µg/LA
Chlorophyll-a (Algae)No data
Trophic State Index (TSI)36Oligotrophic

Low nutrients, clear water, excellent for swimming

Lake Details

CharacteristicValue
Maximum Depth22 ft
Surface Area415 acres
Public AccessYes

Fish Species

Click a species to see all Wisconsin and Minnesota lakes where it is found.

→ Best fishing times for Stella Lake (14-day solunar calendar)

→ Is it safe to eat fish from Stella Lake? (mercury & PFAS guide)

Stella Lake fishing regulations (limits, seasons, special rules)

Invasive Species

Chinese Mystery Snail

Water Quality Trend: Declining

Based on 7 years of monitoring data (2020-2025).

MetricTrendChange/YearYears
Water Clarity Declining-0.768 m/yr7
Phosphorus Declining+5.44 µg/L/yr6
See year-by-year chart →

Recreation & Access

1
Boat Landings
Yes
Public Access

Location

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County Ranking

Ranked #3 of 140 lakes in Oneida County

Nearby Lakes in Oneida County

WI DNR Lake Profile

Authoritative data from the Wisconsin DNR LakePages. 1 station on file (most recent sample 2023).

Fish Species (DNR-rated)

Panfish(Abundant)Largemouth Bass(Common)Northern Pike(Common)Musky(Present)Smallmouth Bass(Present)Walleye(Present)

DNR Reports & Resources

Wisconsin DNR Fisheries scientists publish multi-year survey reports for Stella Lake covering fish populations, stocking, water quality, and management. 1 report on file.

Data Sources

Water quality data from the EPA Water Quality Portal

Grading methodology based on Metropolitan Council standards

Fish and recreation data from Wisconsin DNR Lakes

Most recent sample: 2023-08-07

Monitoring stations: 2