Two Sisters Lake
Two Sisters Lake in Oneida County, Wisconsin is not rated for water quality — its monitoring record does not meet the evidence bar. Surface area: 720 acres.
- Area
- 720 acres
- Public access
- Yes
Next lake in Oneida County
Swipe left or right on this bar to open the next or previous lake.
Why Two Sisters Lake has no grade
We grade a lake only when the monitoring record supports a letter: at least three phosphorus or chlorophyll-a samples in the last ten years, scored against EPA National Lakes Assessment thresholds for this lake’s ecoregion. For Two Sisters Lake, no water-quality sampling on record for this lake.
Not Rated is not an F. It is EPA Integrated Reporting Category 3 — insufficient information. The water here may be excellent or poor; nobody has measured enough of it to say. Everything below that has been measured is still reported on this page.
Sampling is run by WI DNR and volunteer programs, and published through the EPA Water Quality Portal. Read the full grading methodology.
Two Sisters Lake is a 720-acre lake in Oneida County, Wisconsin. Limited fish-species data available. Public access is available with 1 public boat landing.
Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water, last sampled recent years. Grade methodology: LakeQuality methodology.
Watch Two Sisters Lake water quality
Subscribe for LakeQuality updates by email. No spam, unsubscribe anytime.
Swimming Safety
Not ratedElevated nutrients
Not rated for swimming — there is not enough monitoring data to judge this lake
Water quality measurements for Two Sisters Lake
These readings exist but are not enough for an A–F grade — see why.
No clarity data. Trophic State Index: undefined.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No recent samples | |
| Phosphorus | No recent samples | |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) |
Where to stay near Two Sisters Lake
Compare lakeside cabins, hotels, and vacation rentals near Two Sisters Lake in Oneida County, Wisconsin — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water.
Top-rated places to stay near Two Sisters Lake
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Planning a whole trip? See where to stay at Wisconsin’s top lakes →
Lake Details
| Characteristic | Value |
|---|---|
| Surface Area | 720 acres |
| Public Access | Yes |
No bathymetric survey has been published for Two Sisters Lake, so its depth is not documented here.
Recreation & Access
- Two Sisters LakePublic
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
Fishing Two Sisters Lake
Nearby Lakes in Oneida County
Frequently asked questions about Two Sisters Lake
Where is Two Sisters Lake?
- Two Sisters Lake is a lake in Oneida County, Wisconsin. LakeQuality has not rated this lake (UNRATED) — no water-quality sampling on record for this lake.
What is the water quality grade for Two Sisters Lake?
- Two Sisters Lake in Oneida County, Wisconsin is not rated for water quality — its monitoring record does not meet the evidence bar. Surface area: 720 acres.
Is Two Sisters Lake safe to swim in?
- Not rated for swimming — there is not enough monitoring data to judge this lake. Two Sisters Lake is not rated for water quality — its monitoring record does not meet the evidence bar. Always check local health department advisories before swimming.
Are there boat ramps on Two Sisters Lake?
- Two Sisters Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Two Sisters Lake. Public access is listed as yes.
Explore Two Sisters Lake across LakeQuality
Fish species and top-graded lakes across Wisconsin
Fish species and best lakes in Oneida County
Species activity outlook by water temperature and season
Top lakes and where to stay in the Northwoods Wisconsin area
Top lakes and where to stay in the Minocqua Chain area
Where to stay at Wisconsin's top lakes, each with its grade
Lakes in the Wisconsin River Watershed, ranked by water quality
Wisconsin's cleanest and most-polluted lakes, ranked
More Wisconsin Lake Rankings
Other Lakes in Wisconsin
Where this data comes from
Measurements for Two Sisters Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.
Other records on this page
Named boat-access points from the USGS National Boat Ramps inventory