2022
WalleyeMississippi Headwaters · Large Fingerling
2,5116.9 in average
LakeList
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Upper Clam Lake
Enhanced dataInteractive depth contours
Upper Clam LakeAshland County, WI
Contours load with map Access
Interactive depth contours5-foot typical interval · Modeled depth estimate · Not a survey · Not for navigation
Source: LakeList depth modelmedium confidence · QA passed · Select a contour to inspect its mapped depthModeled depth estimate: contours computed from the lake's shoreline shape and its documented 20-ft maximum depth (depth grows with distance from shore, calibrated to the documented mean depth where available). This is a smooth mathematical model, not a survey - real holes, bars, and drop-offs will differ. Community sonar (C-MAP Genesis) overlays where recorded. Not for navigation.LakeList assistant
Plan your lake day
Fishing spots, food, lodging, marinas, and rentals around Upper Clam Lake.
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Fishing
Fishing at Upper Clam Lake
Fishery
Notable species
MuskyPanfishWalleyeLargemouth BassNorthern Pike
Angler reports · Fishbrain
What anglers catch here
Anglers have logged 19 catches on Upper Clam Lake via Fishbrain — none in the last 30 days.
Latest reported catch: Feb 21, 2026
Most-reported species
- Walleye
- Muskellunge
- Northern pike
2 of the 19 logged catches didn’t name a species and aren’t listed above.
Counts reflect reporting activity, not fish populations. Waterbody location is provider-level; exact spots and angler details aren’t shown.
Fishery details for this lakeExplore this area on FishbrainWisconsin DNR stocking
Fish stocking history
The latest published year is 2022, when 2,511 fish were recorded across 1 entry.
2020
WalleyeMississippi Headwaters · Large Fingerling
2,5197.0 in average
2018
WalleyeMississippi Headwaters · Large Fingerling
2,6356.3 in average
2016
WalleyeMississippi Headwaters · Large Fingerling
2,5197.3 in average
2014
WalleyeMississippi Headwaters · Large Fingerling
2,5176.3 in average
2012
WalleyeMississippi Headwaters · Large Fingerling
8407.5 in average
2010
MuskellungeUpper Chippewa River · Large Fingerling
7312.3 in average
2010
WalleyeMississippi Headwaters · Small Fingerling
5,7971.8 in average
NWS weather
Weather windows
Weather-based planning from the National Weather Service hourly forecast near this lake — not a catch forecast.
Loading latest forecast…
Checking wind, precipitation, and near-term weather windows.
Water temperature
Upper Clam Lake water temperature today
Modeled surface-temperature estimate built from seasonal climate, lake depth, and live National Weather Service air temperatures near this lake.
68°FWarm
Seasonal estimate. Checking current National Weather Service air temperatures…
Comfortable summer pattern. Bass and panfish are active; early and late hours beat the midday heat.
Estimates are modeled, not measured. Actual temperatures vary with depth, wind mixing, and recent weather — verify conditions before swimming, boating, or heading onto ice.
Official Wisconsin information
Plan with DNR sources
LakeList links to the authoritative record so you can verify maps, rules, and current notices before leaving.
Historical DNR depth maps1 converted map sheetView DNR depth mapHistorical map · not for navigationFishing regulationsVerify current seasons, limits, and restrictionsOfficial DNR lake pageFacts, advisories, boating, and water qualityWater quality reportsMonitoring stations, clarity, and DNR reportsInvasive speciesVerified, observed, and historical AIS recordsBoating ordinancesLocal slow-no-wake and water-use restrictionsFish consumption advisoriesStatewide and waterbody-specific health guidance
Historical depth maps are not for navigation. Verify regulations and access at the official source before your trip.
Historical Wisconsin DNR maps
Upper Clam Lake depth maps
1 converted map sheet. These historical surveys are not for navigation.
Navigable depth map
Upper Clam Lake · sheet 1
Pan, zoom, and inspect the converted Wisconsin DNR historical map image in the browser. Historical survey — not for navigation.
Source: Wisconsin DNR · WBIC 2429600 · image navigation only; spatial alignment pending · Historical lake maps are not for navigation.
Source: Wisconsin Department of Natural Resources. Converted for browser access with source URLs, checksums, and retrieval dates retained. Historical lake maps are not for navigation.
168surface acres
20max depth feet
1public access points
46.1570, -90.9094latitude, longitude
Access
Public access points
Boat launchClam Lake Access46.15786, -90.91191Managed by TOWNSHIPTOWN OF GORDONRamp surface: Concrete PlankADA-accessible feature: NoVerified 2026-07-12
Nearby
Trip-planning places
No nearby trip-planning places yet
Depth FAQ
How deep is Upper Clam Lake?
Upper Clam Lake is 20 feet deep at its deepest point and averages about 11 feet, according to Wisconsin DNR records.
Is there a free depth map of Upper Clam Lake?
Yes. LakeList publishes a free interactive depth contour map of Upper Clam Lake at a typical 5-foot interval, with an optional 3D underwater view, derived from LakeList depth model survey data.
Where does the Upper Clam Lake depth map come from?
The interactive depth contours are derived from LakeList depth model. Each contour set passes a visual QA review against the source document before it is published. The depths are a modeled estimate calibrated to the lake's documented maximum depth - not a survey, and not for navigation.
Trust and freshness
Where this lake data comes from
Wisconsin DNR Lake Mapsname, coordinates, county, source identifiers
LakeList record updated 2026-07-14
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