Fox Lake
Iron County, Wisconsin44 acresView mapDirections
Wisconsin DNR publishes the water-quality measurements for Fox Lake. Here is what has been measured.
- 23 ft max depth
- Limited data
Fox Lake in Iron County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Water clarity: 7.3 ft visibility. Maximum depth: 23 ft. Surface area: 44 acres.
Wisconsin DNR lists Panfish as common on Fox Lake. DNR survey details →
Fox Lake is a 44-acre lake in Iron County, Wisconsin with a maximum depth of 23 feet. Overall water quality is declining over recent sampling years. The lake supports 3 documented fish species including Panfish, Largemouth Bass, and Northern Pike.
Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water, last sampled 2024-07-23. Methodology: how these readings are compared.
What Fox Lake is good for
From access and monitoring records, not editorial picks.
- Fishing3 species recorded
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Fox 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.
Water quality measurements for Fox Lake
These are the measurements Wisconsin DNR publishes for Fox Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Moderate clarity, visible to about 7.3 ft. TSI 49.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 7.3ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | No 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. | 49 | Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Moderate nutrients, good water quality
Ask about Fox Lake
Answers come straight from the public measurements and survey records on this page.
Wisconsin DNR lists Panfish as common on Fox Lake.
A DNR fisheries survey reports fish abundance and catch rates, not water quality. LakeQuality shows Fox Lake’s water-quality measurements separately, and the water-quality trend over 4 years of monitoring is declining. 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. 11 stations on file (most recent sample 2024).
Fish Species (DNR-rated)
Lake Details
Max depth
23 ft
Surface area
44 acres
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Fish Species
Click a species to see every lake where it is documented.
Fishing Fox Lake
Water Quality Trend: Worsening
Based on 4 years of monitoring (2021–2024).
Water clarity
Worsening4 years
Nearby Lakes in Iron County
Frequently asked questions about Fox Lake
Where is Fox Lake?
- Fox Lake is a lake in Iron County, Wisconsin. Its water-quality measurements are published by Wisconsin DNR and shown on this page as reported.
What is the water quality of Fox Lake?
- Fox Lake in Iron County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Water clarity: 7.3 ft visibility. Maximum depth: 23 ft. Surface area: 44 acres.
Is Fox Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Fox Lake?
- Fox Lake has a maximum depth of 23 feet. The lake covers 44 acres.
What fish are in Fox Lake?
- Fish species found in Fox Lake include Panfish, Largemouth Bass, Northern Pike. Fox Lake is located in Iron County, Wisconsin.
What did the DNR fisheries survey find at Fox Lake?
- Wisconsin DNR lists Panfish as common on Fox Lake. A DNR fisheries survey reports fish abundance and catch rates, not water quality. LakeQuality shows Fox Lake’s water-quality measurements separately, and the water-quality trend over 4 years of monitoring is declining. Catch rate is not a swim clearance and is not a weekly bite report.
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Where this data comes from
8 measurements from 1 monitoring station, 2021–2024. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Wisconsin Department of Natural Resources
WIDNR_WQX8 samples · 2021–2024
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
Fish and recreation data from Wisconsin DNR Lakes