East Twin Lake
Oneida County, Wisconsin44 acresView mapDirections
Wisconsin DNR publishes the water-quality measurements for East Twin Lake. Here is what has been measured.
- 17 ft max depth
- Public access
- Limited data
East Twin Lake in Oneida County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Water clarity: 10.5 ft visibility. Maximum depth: 17 ft. Surface area: 44 acres.
Wisconsin DNR lists Panfish as present on East Twin Lake. DNR survey details →
East Twin Lake is a 44-acre lake in Oneida County, Wisconsin with a maximum depth of 17 feet. Overall water quality is declining over recent sampling years. The lake supports 3 documented fish species including Panfish, Largemouth Bass, and Northern Pike. Public access is available.
Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water, last sampled 2020-07-17. Methodology: how these readings are compared.
What East Twin Lake is good for
From access and monitoring records, not editorial picks.
- Clear water10.5 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 East Twin 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 East Twin Lake
These are the measurements Wisconsin DNR publishes for East Twin Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Good clarity, visible to about 10.5 ft. TSI 43.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 10.5ft | 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. | 43 | Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Moderate nutrients, good water quality
Ask about East Twin Lake
Answers come straight from the public measurements and survey records on this page.
Wisconsin DNR lists Panfish as present on East Twin Lake.
A DNR fisheries survey reports fish abundance and catch rates, not water quality. LakeQuality shows East Twin 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
17 ft
Surface area
44 acres
Public access
Yes
Listed by Wisconsin DNR
Lake Size & Watershed
Watershed (drainage) area
0 sq mi
HydroLAKES / HydroSHEDS
Shoreline
1 mi
HydroLAKES / HydroSHEDS
Elevation
1,568 ft
Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS).
Stays via Stay22
Stays near East Twin Lake
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Follow East Twin Lake’s readings
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Fish Species
Click a species to see every lake where it is documented.
Fishing East Twin Lake
Water Quality Trend: Worsening
Based on 7 years of monitoring (2020–2026).
Water clarity
Worsening6 years
Phosphorus
Stable-0.22 µg/L/yr7 years
Nearby Lakes in Oneida County
Frequently asked questions about East Twin Lake
Where is East Twin Lake?
- East Twin Lake is a lake in Oneida County, Wisconsin. Its water-quality measurements are published by Wisconsin DNR and shown on this page as reported.
What is the water quality of East Twin Lake?
- East Twin Lake in Oneida County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Water clarity: 10.5 ft visibility. Maximum depth: 17 ft. Surface area: 44 acres.
Is East Twin Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is East Twin Lake?
- East Twin Lake has a maximum depth of 17 feet. The lake covers 44 acres.
What fish are in East Twin Lake?
- Fish species found in East Twin Lake include Panfish, Largemouth Bass, Northern Pike. East Twin Lake is located in Oneida County, Wisconsin.
What did the DNR fisheries survey find at East Twin Lake?
- Wisconsin DNR lists Panfish as present on East Twin Lake. A DNR fisheries survey reports fish abundance and catch rates, not water quality. LakeQuality shows East Twin 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 East Twin Lake?
- Public access to East Twin 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, 2020. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Wisconsin Department of Natural Resources
WIDNR_WQX1 sample · 2020
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