Lower Clam Lake
Sawyer County, Wisconsin214 acresView mapDirections
Wisconsin DNR publishes the water-quality measurements for Lower Clam Lake. Here is what has been measured.
- Eutrophic
- 30 ft max depth
- Public access
Lower Clam Lake in Sawyer County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Water clarity: 5.5 ft visibility. Phosphorus: 29.5 µg/L. Maximum depth: 30 ft. Surface area: 214 acres.
Wisconsin DNR lists Musky as common on Lower Clam Lake. DNR survey details →
Lower Clam Lake is a 214-acre productive, nutrient-rich eutrophic lake in Sawyer County, Wisconsin with a maximum depth of 30 feet. Overall water quality is improving over recent sampling years. The lake supports 5 documented fish species including Musky, Panfish, and Largemouth Bass. Public access is available with 1 public boat landing. Compared to the 44 other monitored lakes in Sawyer County, Lower Clam Lake ranks #39 for water quality.
Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water, last sampled 2022-08-26. Methodology: how these readings are compared.
Lower Clam Lake covers about 210 acres in Sawyer County. It has one public boat landing. If you are planning to stay, you can search lake houses and cabins around Lower Clam Lake on Vrbo, or look for a hotel room near the lake on Booking.com or Expedia.
What Lower Clam Lake is good for
From access and monitoring records, not editorial picks.
- Boat launch1 documented ramp
- Fishing5 species recorded
- Deep water30 ft surveyed max depth
Swimming conditions
Readings onlyModerate algae
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. Check local advisories before you swim.
Whether Lower Clam 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 Lower Clam Lake
These are the measurements Wisconsin DNR publishes for Lower Clam 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 5.5 ft. Phosphorus 29.5 µg/L. TSI 53.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 5.5ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 29.5µg/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. | 53 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
Ask about Lower Clam Lake
Answers come straight from the public measurements and survey records on this page.
Wisconsin DNR lists Musky as common on Lower Clam Lake.
A DNR fisheries survey reports fish abundance and catch rates, not water quality. LakeQuality shows Lower Clam Lake’s water-quality measurements separately, and the water-quality trend over 3 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. 2 stations on file (most recent sample 2024).
Fish Species (DNR-rated)
Lake Details
Max depth
30 ft
Surface area
214 acres
Public access
Yes
Listed by Wisconsin DNR
Lake Size & Watershed
Watershed (drainage) area
28 sq mi
HydroLAKES / HydroSHEDS
Shoreline
4.1 mi
HydroLAKES / HydroSHEDS
Elevation
1,401 ft
Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS).
Recreation & Access
- Lower Clam 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 Lower Clam Lake
Compare lakeside cabins, hotels, and vacation rentals near Lower Clam Lake in Sawyer 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 Lower Clam Lake
Prices for Oct 9–11, 4 adults. Change dates on the map below.
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 →
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Fish Species
Click a species to see every lake where it is documented.
Fishing Lower Clam Lake
Water quality readings over time
3 seasons of samples on record (2020–2022). Calling a direction takes at least 4 years of the same measurement.
Water clarity
Improving3 years
Phosphorus
Improving-2.35 µg/L/yr3 years
Nearby Lakes in Sawyer County
Frequently asked questions about Lower Clam Lake
Where is Lower Clam Lake?
- Lower Clam Lake is a lake in Sawyer County, Wisconsin. Its water-quality measurements are published by Wisconsin DNR and shown on this page as reported.
What is the water quality of Lower Clam Lake?
- Lower Clam Lake in Sawyer County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Water clarity: 5.5 ft visibility. Phosphorus: 29.5 µg/L. Maximum depth: 30 ft. Surface area: 214 acres.
Is Lower Clam Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Lower Clam Lake?
- Lower Clam Lake has a maximum depth of 30 feet. The lake covers 214 acres.
What fish are in Lower Clam Lake?
- Fish species found in Lower Clam Lake include Musky, Panfish, Largemouth Bass, Smallmouth Bass, Walleye. Lower Clam Lake is located in Sawyer County, Wisconsin.
What did the DNR fisheries survey find at Lower Clam Lake?
- Wisconsin DNR lists Musky as common on Lower Clam Lake. A DNR fisheries survey reports fish abundance and catch rates, not water quality. LakeQuality shows Lower Clam Lake’s water-quality measurements separately, and the water-quality trend over 3 years of monitoring is improving. Catch rate is not a swim clearance and is not a weekly bite report.
Are there boat ramps on Lower Clam Lake?
- Lower Clam Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Lower Clam Lake. Public access is listed as yes.
Can I fish at Lower Clam Lake?
- Lower Clam Lake has 1 documented boat landing 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 Lower Clam Lake across LakeQuality
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Where this data comes from
22 measurements from 1 monitoring station, 2020–2022. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Wisconsin Department of Natural Resources
WIDNR_WQX22 samples · 2020–2022
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
Named boat-access points from the USGS National Boat Ramps inventory