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LakeQuality
B

Boom Lake

Oneida County, WisconsinLimited DataOligotrophic

On the LakeGrade scale Boom Lake grades a B, with clarity at 14.8 ft and phosphorus readings still being added placing it above the Wisconsin median. Clarity, phosphorus, and chlorophyll-a all rate similarly, so there is no obvious single lever to pull on watershed management.

Trophically, Boom Lake reads as oligotrophic — nutrient-poor, clear, and ecologically more sensitive to disturbance than richer lakes. Boom Lake reaches 30 ft at its deepest point — typical for Wisconsin mid-sized lakes, with seasonal stratification but limited cold-water refuge. The lake's 365 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. Boom Lake sits at rank 98 of 140 in Oneida County, in the lower half of the local distribution.

An invasive species record — Chinese Mystery Snail — has been logged at Boom Lake; Wisconsin DNR maintains the official infested-waters list. Walleye are documented at Boom 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. Monitoring depth is thin here: the LakeGrade rubric is applied to a small number of sample years, and the grade will be revised as more data accumulates.

Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water, last sampled 2025-07-01. Grade methodology: LakeGrade methodology.

Swimming Safety

Good for swimming, clear water with low algae levels

Water Quality Grade: B, Good

Good clarity, visible to about 14.8 ft. Trophic State Index: 38.

MetricValueGrade
Water Clarity (Secchi Depth)14.8 ftB
PhosphorusNo data
Chlorophyll-a (Algae)No data
Trophic State Index (TSI)38Oligotrophic

Low nutrients, clear water, excellent for swimming

Lake Details

CharacteristicValue
Maximum Depth30 ft
Surface Area365 acres
Public AccessYes

Fish Species

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

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

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

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

Invasive Species

Chinese Mystery SnailCurly-Leaf Pondweed

Water Quality Trend: Improving

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

MetricTrendChange/YearYears
Water Clarity Stable+0.071 m/yr7
Phosphorus Improving-2 µg/L/yr3
See year-by-year chart →

Recreation & Access

1
Boat Landings
Yes
Public Access

Location

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County Ranking

Ranked #98 of 140 lakes in Oneida County

Cleaner Lakes Within 30 Miles

Boom Lake holds Grade B. 2 nearby lakes hold higher grades.

See full comparison →

Nearby Lakes in Oneida County

WI DNR Lake Profile

Authoritative data from the Wisconsin DNR LakePages. Monitored by volunteers since 1997. 1 station on file (most recent sample 2025).

Fish Species (DNR-rated)

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

DNR Reports & Resources

Wisconsin DNR Fisheries scientists publish multi-year survey reports for Boom 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: 2025-07-01

Monitoring stations: 1