Ludington Lake
Forest County, Wisconsin29 acresView mapDirections
Wisconsin DNR publishes the water-quality measurements for Ludington Lake. Here is what has been measured.
- 30 ft max depth
- Public access
- Limited data
Ludington Lake in Forest County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Water clarity: 9.7 ft visibility. Maximum depth: 30 ft. Surface area: 29 acres.
Wisconsin DNR rates Panfish as abundant on Ludington Lake. DNR survey details →
Ludington Lake is a 29-acre lake in Forest County, Wisconsin with a maximum depth of 30 feet. The lake supports 2 documented fish species including Panfish and Largemouth Bass. Public access is available.
Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water, last sampled 2022-07-07. Methodology: how these readings are compared.
What Ludington Lake is good for
From access and monitoring records, not editorial picks.
- Deep water30 ft surveyed max depth
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Ludington 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 Ludington Lake
These are the measurements Wisconsin DNR publishes for Ludington 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 9.7 ft. TSI 44.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 9.7ft | 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. | 44 | Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Moderate nutrients, good water quality
Ask about Ludington Lake
Answers come straight from the public measurements and survey records on this page.
Wisconsin DNR rates Panfish as abundant on Ludington Lake.
A DNR fisheries survey reports fish abundance and catch rates, not water quality. LakeQuality shows Ludington Lake’s water-quality measurements separately. 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. 2 stations on file (most recent sample 2022).
Fish Species (DNR-rated)
Lake Details
Max depth
30 ft
Surface area
29 acres
Public access
Yes
Listed by Wisconsin DNR
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Stays near Ludington Lake
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Fish Species
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Fishing Ludington Lake
Nearby Lakes in Forest County
Frequently asked questions about Ludington Lake
Where is Ludington Lake?
- Ludington Lake is a lake in Forest County, Wisconsin. Its water-quality measurements are published by Wisconsin DNR and shown on this page as reported.
What is the water quality of Ludington Lake?
- Ludington Lake in Forest County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Water clarity: 9.7 ft visibility. Maximum depth: 30 ft. Surface area: 29 acres.
Is Ludington Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Ludington Lake?
- Ludington Lake has a maximum depth of 30 feet. The lake covers 29 acres.
What fish are in Ludington Lake?
- Fish species found in Ludington Lake include Panfish, Largemouth Bass. Ludington Lake is located in Forest County, Wisconsin.
What did the DNR fisheries survey find at Ludington Lake?
- Wisconsin DNR rates Panfish as abundant on Ludington Lake. A DNR fisheries survey reports fish abundance and catch rates, not water quality. LakeQuality shows Ludington Lake’s water-quality measurements separately. Catch rate is not a swim clearance and is not a weekly bite report.
Can I fish at Ludington Lake?
- Public access to Ludington Lake is listed as yes on the lake record. Seasons, size and bag limits, and whether you need a license are set by Wisconsin's fish and wildlife agency, so check its current regulations before you go.
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Where this data comes from
1 measurement from 1 monitoring station, 2022. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Wisconsin Department of Natural Resources
WIDNR_WQX1 sample · 2022
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