Little Arbor Vitae Lake
Vilas County, Wisconsin480 acresView mapDirections
Wisconsin DNR publishes the water-quality measurements for Little Arbor Vitae Lake. Here is what has been measured.
- Eutrophic
- Impaired · Nutrients (phosphorus, nitrogen)
- 2 aquatic invasives
- 32 ft max depth
- Public access
Little Arbor Vitae Lake in Vilas County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Water clarity: 5 ft visibility. Phosphorus: 31.5 µg/L. Maximum depth: 32 ft. Surface area: 480 acres.
Wisconsin DNR lists Musky as common on Little Arbor Vitae Lake. DNR survey details →
Little Arbor Vitae Lake is a 480-acre productive, nutrient-rich eutrophic lake in Vilas County, Wisconsin with a maximum depth of 32 feet. Overall water quality is improving over recent sampling years. The lake supports 4 documented fish species including Musky, Panfish, and Largemouth Bass. Public access is available with 2 public boat landings. Compared to the 102 other monitored lakes in Vilas County, Little Arbor Vitae Lake ranks #101 for water quality.
Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water, last sampled 2026-06-28. Methodology: how these readings are compared.
What Little Arbor Vitae Lake is good for
From access and monitoring records, not editorial picks.
- Boat launch2 documented ramps
- Fishing4 species recorded
- Deep water32 ft surveyed max depth
Swimming conditions
Readings onlyRecreation use not supported
Based on clarity and algae readings from past sampling — there is no live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.
Nutrient and algae readings are not a swimming clearance. Little Arbor Vitae Lake is listed impaired under Clean Water Act §303(d) (IR 5) for nutrients (phosphorus, nitrogen). Check local advisories before you swim.
Whether Little Arbor Vitae 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 Little Arbor Vitae Lake
These are the measurements Wisconsin DNR publishes for Little Arbor Vitae Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Murky, only visible to about 5 ft. Phosphorus 31.5 µg/L. TSI 54.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 5ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 31.5µg/L | Fair GoodFairPoor |
| 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. | 54 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
Ask about Little Arbor Vitae Lake
Answers come straight from the public measurements and survey records on this page.
Wisconsin DNR lists Musky as common on Little Arbor Vitae Lake.
A DNR fisheries survey reports fish abundance and catch rates, not water quality. LakeQuality shows Little Arbor Vitae Lake’s water-quality measurements separately, and the water-quality trend over 7 years of monitoring is improving. 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. Monitored by volunteers since 1990. 2 stations on file (most recent sample 2025).
Fish Species (DNR-rated)
Lake Details
Max depth
32 ft
Surface area
480 acres
Public access
Yes
Listed by Wisconsin DNR
Lake Size & Watershed
Watershed (drainage) area
20 sq mi
HydroLAKES / HydroSHEDS
Shoreline
5.4 mi
HydroLAKES / HydroSHEDS
Elevation
1,601 ft
Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS).
Recreation & Access
- Big Arbor Vitae Lake - SouthPublic
- Little Arbor Vitae LakePublic
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
Stays via Stay22
Stays near Little Arbor Vitae Lake
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Fish Species
Click a species to see every lake where it is documented.
Fishing Little Arbor Vitae Lake
- → Little Arbor Vitae Lake fishing: DNR survey catch rates, species & stocking
- → Little Arbor Vitae Lake fishing forecast & best times (species outlook + 14-day solunar calendar)
- → Little Arbor Vitae Lake fishing regulations (limits, seasons, special rules)
- → Is it safe to eat fish from Little Arbor Vitae Lake? (mercury & PFAS guide)
Invasive & Introduced Species
Red chips are ecologically harmful invasive species. Gray chips are stocked or introduced fish that aren't a current ecological concern.
Water Quality Trend: Improving
Based on 7 years of monitoring (2020–2026).
Water clarity
Improving4 years
Phosphorus
Improving-4.03 µg/L/yr7 years
EPA Impairment Status
Little Arbor Vitae Lake is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 5).
Causes of impairment
Designated uses not supporting: Aquatic life, Recreation.
Source: EPA ATTAINS assessment unit WI10007641 · Official waterbody report
Nearby Lakes in Vilas County
Frequently asked questions about Little Arbor Vitae Lake
Where is Little Arbor Vitae Lake?
- Little Arbor Vitae Lake is a lake in Vilas County, Wisconsin. Its water-quality measurements are published by Wisconsin DNR and shown on this page as reported.
What is the water quality of Little Arbor Vitae Lake?
- Little Arbor Vitae Lake in Vilas County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Water clarity: 5 ft visibility. Phosphorus: 31.5 µg/L. Maximum depth: 32 ft. Surface area: 480 acres.
Is Little Arbor Vitae Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Little Arbor Vitae Lake is listed impaired under Clean Water Act §303(d) (IR 5) for nutrients (phosphorus, nitrogen). Check local advisories before you swim.
How deep is Little Arbor Vitae Lake?
- Little Arbor Vitae Lake has a maximum depth of 32 feet. The lake covers 480 acres.
What fish are in Little Arbor Vitae Lake?
- Fish species found in Little Arbor Vitae Lake include Musky, Panfish, Largemouth Bass, Walleye. Little Arbor Vitae Lake is located in Vilas County, Wisconsin.
What did the DNR fisheries survey find at Little Arbor Vitae Lake?
- Wisconsin DNR lists Musky as common on Little Arbor Vitae Lake. A DNR fisheries survey reports fish abundance and catch rates, not water quality. LakeQuality shows Little Arbor Vitae Lake’s water-quality measurements separately, and the water-quality trend over 7 years of monitoring is improving. Catch rate is not a swim clearance and is not a weekly bite report.
Are there boat ramps on Little Arbor Vitae Lake?
- Little Arbor Vitae Lake has 2 documented boat landings in the USGS National Boat Ramps inventory. Named access points include Big Arbor Vitae Lake - South, Little Arbor Vitae Lake. Public access is listed as yes.
Can I fish at Little Arbor Vitae Lake?
- Little Arbor Vitae Lake has 2 documented boat landings in the USGS National Boat Ramps inventory. 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.
Explore Little Arbor Vitae Lake across LakeQuality
Depth, room, public access, and the state wake-sport rules
Fish species and the cleanest lakes across Wisconsin
Fish species and best lakes in Vilas County
Species activity outlook by water temperature and season
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Where to stay at Wisconsin's top lakes, each with its readings
Lakes in the Wisconsin River Watershed, ranked by water quality
Wisconsin's cleanest lakes, ranked on agency measurements
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Other Lakes in Wisconsin
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Compare Little Arbor Vitae Lake With Nearby Lakes
Where this data comes from
34 measurements from 1 monitoring station, 2020–2026. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Wisconsin Department of Natural Resources
WIDNR_WQX34 samples · 2020–2026
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
Impairment status from EPA ATTAINS 303(d) database
Lake size & watershed from HydroLAKES (HydroSHEDS)
Fish and recreation data from Wisconsin DNR Lakes
Named boat-access points from the USGS National Boat Ramps inventory