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LakeQuality

Little Sand Lake

B
Grade B — Good
Good · #12 of 23 lakes in the county · 8 ft clear · Mesotrophic · 237 acres
Limited DataMesotrophic

Little Sand Lake in Forest County, Wisconsin has a water quality grade of B (Good). Water clarity: 8 ft visibility. Phosphorus: 15.9 µg/L. Maximum depth: 20 ft. Surface area: 237 acres.

Wisconsin DNR lists Panfish as common on Little Sand Lake. DNR survey details →

Clarity
8 ft
Max depth
20 ft
Area
237 acres
Type
Mesotrophic
Trend
Declining
Public access
Yes

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Little Sand Lake is a 237-acre mesotrophic lake in Forest County, Wisconsin with a maximum depth of 20 feet. Water quality is graded B based on 1 sampling years through 2022. Overall water quality is declining over recent sampling years. The lake supports 4 documented fish species including Panfish, Largemouth Bass, and Northern Pike. Public access is available with 1 public boat landing. Compared to the 22 other monitored lakes in Forest County, Little Sand Lake ranks #12 for water quality.

Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water, last sampled 2022-09-21. Grade methodology: LakeQuality methodology.

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Swimming Safety

Grade only

Limited data

Based on clarity and algae grades from past sampling — we do not hold live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.

Good for swimming, clear water with low algae levels

Compare the safest swimming lakes near Rhinelander

Get alerts for Little Sand Lake

Water Quality Grade: B (Good)

Moderate clarity, visible to about 8 ft. Phosphorus level: 15.9 µg/L. Trophic State Index: 46.

MetricValueGrade
Water Clarity (Secchi Depth)8 ftNot graded
Phosphorus15.9 µg/LGood
Chlorophyll-a (Algae)No recent samples
Trophic State Index (TSI)46Mesotrophic

Moderate nutrients, good water quality

Where to stay near Little Sand Lake

Compare lakeside cabins, hotels, and vacation rentals near Little Sand Lake in Forest 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 Little Sand 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 →

DNR fisheries survey

Wisconsin DNR lists Panfish as common on Little Sand Lake.

A DNR fisheries survey reports fish abundance and catch rates, not a water-quality grade. LakeQuality grades Little Sand Lake B from EPA Water Quality Portal chemistry, and the water-quality trend over 2 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 2022).

Fish Species (DNR-rated)

Panfish(Common)Largemouth Bass(Present)Northern Pike(Present)Walleye(Present)

Lake Details

CharacteristicValue
Maximum Depth20 ft
Surface Area237 acres
Public AccessYes

Lake Size & Watershed

Watershed (drainage) area
4 sq mi
Shoreline
2.7 mi
Elevation
1,581 ft

Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS).

Recreation & Access

1
Boat Landings
Yes
Public Access
  • Little Sand LakeSemi-private

Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps

Fish Species

Click a species to see every graded lake where it is documented.

Fishing Little Sand Lake

Based on 2 years of monitoring data (2020-2025).

MetricTrendChange/YearYears
Phosphorus Declining+1.5 µg/L/yr2

EPA Impairment Status

Little Sand Lake is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 5).

Causes of impairment

Mercury

Source: EPA ATTAINS assessment unit WI10000672 · Official waterbody report

County Ranking

Ranked #12 of 23 lakes in Forest County

Nearby Lakes With Higher Grades

Little Sand Lake holds Grade B. One nearby lake has a higher nutrient-and-algae grade — useful for a swim day, not a reason to skip lodging here.

Nearby Lakes in Forest County

Frequently asked questions about Little Sand Lake

Where is Little Sand Lake?

Little Sand Lake is a lake in Forest County, Wisconsin. LakeQuality grades it B for nutrients and algae. The letter is not a swimming clearance.

What is the water quality grade for Little Sand Lake?

Little Sand Lake in Forest County, Wisconsin has a water quality grade of B (Good). Water clarity: 8 ft visibility. Phosphorus: 15.9 µg/L. Maximum depth: 20 ft. Surface area: 237 acres.

Is Little Sand Lake safe to swim in?

Good for swimming, clear water with low algae levels. Little Sand Lake has a water quality grade of B (Good). Always check local health department advisories before swimming.

How deep is Little Sand Lake?

Little Sand Lake has a maximum depth of 20 feet. The lake covers 237 acres.

What fish are in Little Sand Lake?

Fish species found in Little Sand Lake include Panfish, Largemouth Bass, Northern Pike, Walleye. Little Sand Lake is located in Forest County, Wisconsin.

What did the DNR fisheries survey find at Little Sand Lake?

Wisconsin DNR lists Panfish as common on Little Sand Lake. A DNR fisheries survey reports fish abundance and catch rates, not a water-quality grade. LakeQuality grades Little Sand Lake B from EPA Water Quality Portal chemistry, and the water-quality trend over 2 years of monitoring is declining. Catch rate is not a swim clearance and is not a weekly bite report.

Are there boat ramps on Little Sand Lake?

Little Sand Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Little Sand Lake. Public access is listed as yes.

Where this data comes from

9 measurements from 1 monitoring station, 2021–2022. Retrieved from the EPA Water Quality Portal on 2026-08-02.

Collected and reported by

  • Wisconsin Department of Natural ResourcesWIDNR_WQX9 samples · 2021–2022

Analytical methods

  • Phosphorus by Colorimetry
Monitoring station identifiers (1)

Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See how grades are calculated 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