About Trempealeau River -Un Slough
Trempealeau River -Un Slough is a scenic Trempealeau County lake worth knowing about, covering 20 acres. Access is limited, which keeps boat traffic low — a plus for solitude seekers.
Type: lake
Lake Location
44.04870° N, 91.51160° W
WBIC 1770000 · Wisconsin DNRLocal's Guide
Fishing
Species-specific tips above. Wisconsin fishing license required for ages 16+. See current season regulations below.
View fishing regulations ↓Swimming
Trempealeau River -Un Slough has limited visibility and a mixed bottom, making it generally good for swimming with gradual entry in most areas. The 20-acre lake offers a quieter, more intimate swimming experience.
Nearby Dining
Local dining recommendations for Trempealeau River -Un Slough are coming soon. Know a great spot near Trempealeau River -Un Slough? Share it at staynorthern.com/contact. Looking for restaurants near Trempealeau County lakes? Visit staynorthern.com/eats for our full northwoods dining guide.
Insider Tips
Trempealeau River -Un Slough is one of Trempealeau County's lesser-known gems — the kind of place locals return to year after year. Early mornings before 9am offer the calmest water and best fishing before boat traffic picks up. If you're visiting for the first time, check the DNR boat landing locations before you arrive — some are well-marked, others take a local to find. Know something about Trempealeau River -Un Slough that visitors should? Share a tip at staynorthern.com/contact — we add the best ones to this page.
Lake Conditions
Water Clarity
—
No data
Trophic Status
—
No data
Invasive Weeds
Not documented
Clean lake
Seasonal Notes
See below
Ice-out dates, peak fishing windows
Ice out arrives in late March to early April on southern Wisconsin lakes. Bass and panfish fishing is excellent from early May onward. Swimming season runs from early June through September. Fall color peaks in mid-October. Ice fishing is possible in most winters but season length varies — check conditions before heading out.
Condition data sourced from Wisconsin DNR surveys. Real-time weed and clarity reports coming soon.
Frequently Asked Questions
Can you boat on Trempealeau River -Un Slough?
Trempealeau River -Un Slough does not currently have a public boat landing listed in the Wisconsin DNR database. Shore fishing or kayak/canoe access may still be available — check local access points.
How big is Trempealeau River -Un Slough?
Trempealeau River -Un Slough has 20 acres in surface area.
Are there invasive species in Trempealeau River -Un Slough?
No invasive species are currently documented in Trempealeau River -Un Slough by the Wisconsin DNR. Always clean, drain, and dry your boat before leaving to help protect this lake.
Where is Trempealeau River -Un Slough located?
Trempealeau River -Un Slough is located in Trempealeau County, Wisconsin. GPS coordinates: 44.0487° N, 91.5116° W.
Are there vacation rentals on Trempealeau River -Un Slough?
Stay Northern is building the most complete rental directory for Trempealeau County lakes. Check our Trempealeau River -Un Slough vacation rentals listing — if none are available yet, check back soon or browse nearby Trempealeau County lake rentals.
Fishing Regulations
Current season regulations for Trempealeau River -Un Slough
Regulation data is not available for this lake. Check with the Wisconsin DNR for current season rules before fishing.
Regulations sourced from Wisconsin DNR fisheries data. Always verify current regulations before fishing.
Lake Details
- WBIC
- 1770000
- County
- Trempealeau County
- Surface Area
- 20 acres
- Lake Type
- lake
- Coordinates
- 44.0487, -91.5116
Boat Rentals Nearby
Pontoon
Listing soonFishing Boat + Motor
Listing soonKayak / Canoe
Listing soonKnow a local boat rental operator near Trempealeau River -Un Slough? Let us know.
Lake data sourced from the Wisconsin DNR. Last updated 4/29/2026.