Neligan Lake
Oconto County, Wisconsin48 acresView mapDirections
Wisconsin DNR publishes the water-quality measurements for Neligan Lake. Here is what has been measured.
- 23 ft max depth
- Public access
- Limited data
Neligan Lake in Oconto County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Water clarity: 15 ft visibility. Phosphorus: 11.1 µg/L. Maximum depth: 23 ft. Surface area: 48 acres.
Wisconsin DNR lists Panfish as common on Neligan Lake. DNR survey details →
Neligan Lake is a 48-acre lake in Oconto 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 Trout. Public access is available.
Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water, last sampled 2020-09-11. Methodology: how these readings are compared.
What Neligan Lake is good for
From access and monitoring records, not editorial picks.
- Clear water15 ft of visibility
- Fishing3 species recorded
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Neligan 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 Neligan Lake
These are the measurements Wisconsin DNR publishes for Neligan Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Crystal clear, you can see 15 ft down. Phosphorus 11.1 µg/L. TSI 38.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 15ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 11.1µg/L | Measured, not scored 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. | 38 | Oligotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Low nutrients, clear water. No reading is a swimming clearance.
Ask about Neligan Lake
Answers come straight from the public measurements and survey records on this page.
Wisconsin DNR lists Panfish as common on Neligan Lake.
A DNR fisheries survey reports fish abundance and catch rates, not water quality. LakeQuality shows Neligan Lake’s water-quality measurements separately, and the water-quality trend over 7 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. 1 station on file (most recent sample 2020).
Fish Species (DNR-rated)
Lake Details
Max depth
23 ft
Surface area
48 acres
Public access
Yes
Listed by Wisconsin DNR
Lake Size & Watershed
Watershed (drainage) area
0 sq mi
HydroLAKES / HydroSHEDS
Shoreline
1.4 mi
HydroLAKES / HydroSHEDS
Elevation
938 ft
Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS).
Stays via Stay22
Stays near Neligan Lake
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Top-rated places to stay near Neligan Lake
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Fish Species
Click a species to see every lake where it is documented.
Fishing Neligan Lake
Water Quality Trend: Worsening
Based on 7 years of monitoring (2020–2026).
Water clarity
Worsening6 years
Phosphorus
Stable-0.21 µg/L/yr7 years
Nearby Lakes in Oconto County
Frequently asked questions about Neligan Lake
Where is Neligan Lake?
- Neligan Lake is a lake in Oconto County, Wisconsin. Its water-quality measurements are published by Wisconsin DNR and shown on this page as reported.
What is the water quality of Neligan Lake?
- Neligan Lake in Oconto County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Water clarity: 15 ft visibility. Phosphorus: 11.1 µg/L. Maximum depth: 23 ft. Surface area: 48 acres.
Is Neligan Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Neligan Lake?
- Neligan Lake has a maximum depth of 23 feet. The lake covers 48 acres.
What fish are in Neligan Lake?
- Fish species found in Neligan Lake include Panfish, Largemouth Bass, Trout. Neligan Lake is located in Oconto County, Wisconsin.
What did the DNR fisheries survey find at Neligan Lake?
- Wisconsin DNR lists Panfish as common on Neligan Lake. A DNR fisheries survey reports fish abundance and catch rates, not water quality. LakeQuality shows Neligan Lake’s water-quality measurements separately, and the water-quality trend over 7 years of monitoring is declining. Catch rate is not a swim clearance and is not a weekly bite report.
Can I fish at Neligan Lake?
- Public access to Neligan 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
7 measurements from 1 monitoring station, 2020. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Wisconsin Department of Natural Resources
WIDNR_WQX7 samples · 2020
Analytical methods
- Phosphorus by Colorimetry
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
Lake size & watershed from HydroLAKES (HydroSHEDS)
Fish and recreation data from Wisconsin DNR Lakes