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Big Falls Flowage

Rusk County · river-fed, with current

281Acres
45ftMax depth
11ftAverage depth
1Public launches
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Today on Big Falls

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Best fishing times

All fish
GoodFairSlow
Best today…

Times by species available in Premium

Wind & weather

National Weather Service
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What Big Falls is best for

DNR data
WalleyeCommon7.1
SmallmouthCommon6.5
MuskyPresent4.0
BluegillPanfish, present4.0
PerchPanfish, present4.0
CrappiePanfish, present4.0
LargemouthPresent4.0
Northern pikePresent4.0
SturgeonPresent4.0
CatfishPresent4.0
How we rate

Start from how common the DNR says the fish is (abundant 7.5, common 6, present 3.5). Add 1 if the DNR stocked it in the last 5 years, 0.6 for walleye in two-story or complex lakes, and up to 0.9 for lake size. The DNR counts bluegill, perch and crappie together as panfish, so they share a score.

Depth map

Wisconsin DNR

Tap a map to zoom. Pinch or scroll to zoom in, drag to move.

✕ Deepest spot, 45 ftDNR survey map (PDF)

Not for navigation. Old survey; depths and weed lines change.

Rules on this lake

DNR · checked 2026-10-08
Walleye15" min · keep none 20–24" · 1 over 24" · 3 a dayMay 2, 2026 to March 7, 2027Open
Musky40" min · 1 a dayMay 2, 2026 to December 31, 2026 on open waterOpen
Northern pikeNo size limit · 5 a dayMay 2, 2026 to March 7, 2027Open
Bass14" min · 5 a dayJune 20, 2026 to March 7, 2027Open
PanfishNo size limit · 25 a dayOpen All YearOpen
SturgeonAll sturgeon taken with hook and line must be tagged and registered. The minimum length is 60" and season limit is 1 fishSeptember 5, 2026 to September 30, 2026Open
CatfishNo size limit · 10 a dayOpen All YearOpen
LicenseWisconsin fishing license. No trout or Great Lakes stamp needed here. How to buy one →
Full rules from the DNR

Launches & access

1 public
Bottomsand 60% · rock 20% · gravel 18% · muck 2%

Before you go

DNR
How often it's safe to eat

This is health advice about eating fish, from the DNR. It is not how many you can catch or keep. Catch limits are in Rules.

Eat any amount Bluegill and Sunfish, Bullheads, Crappies, Inland Trout, Yellow Perch

Up to 1 meal a week Bass, Catfish, Pike, Walleye, All Other Species and Sizes

Up to 1 meal a month Muskies

Statewide advice; no lake-specific advisory. Stricter for women who may get pregnant and children under 15. DNR details
Invasive species here

Curly-Leaf Pondweed · Eurasian Water-Milfoil

Drain all water, remove plants and animals, and never move live fish or bait to another lake.

Reviews

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Near Big Falls

Local deals

Local bait shops, resorts and supper clubs can put a coupon here and on the printed sheet, free for a year. Add your business

Big Falls board

Catches & reports

Lakes near Big Falls

Within 25 miles
LakeMilesAcresMax depth
Dairyland Reservoir (Flambeau)Rusk5.21,74570 ft
Lea Flowage (Lea Lake)Rusk6.62329 ft
Lake La VerneRusk8.56012 ft
Ladysmith FlowageRusk9.128819 ft
Shamrock LakeRusk10.9568 ft
Hegmeister LakeSawyer11.36418 ft
White Birch LakeSawyer11.5876 ft
Skinner Creek Flowage*Sawyer12.3665 ft

Big Falls questions

How deep is Big Falls Flowage?

Big Falls Flowage is 45 feet at its deepest, and 11 feet deep on average. It covers 281 acres.

What fish are in Big Falls Flowage?

The Wisconsin DNR lists smallmouth bass (common), walleye (common), musky (present), panfish (present), largemouth bass (present), northern pike (present), sturgeon (present) and catfish (present).

Where is the boat launch on Big Falls Flowage?

There is 1 public launch: Access.

Do I need a trout stamp to fish Big Falls Flowage?

A Wisconsin fishing license covers this lake. No trout or Great Lakes stamp needed here.

What is the walleye limit on Big Falls Flowage?

15" min · keep none 20–24" · 1 over 24" · 3 a day. Season: May 2, 2026 to March 7, 2027.

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Sources: Wisconsin DNR (lake facts, species, rules, stocking, consumption advice, survey map), National Weather Service (forecast). Sun and moon computed for the lake's location. Best times are a model of light and moon, not a promise. Checked 2026-10-08.