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Petenwell Flowage
Walleye Fishing Guide

Petenwell — Wisconsin's largest flowage at 23,173 acres. Walleye + white bass + crappie + channel catfish. Stained water = bright/loud baits win. The Wisconsin River channel is the highway.

Part of the Wisconsin walleye guide region · See also all walleye states

Surface Area
23,173 acres
Max Depth
44 ft
County
Adams/Juneau
State
WI

Species Present

Lake Layout & Key Structure

River channel runs north-south through the middle. Castle Rock Creek mouth, dam tailwaters, Yellow River inflow all stack walleyes seasonally. Submerged timber everywhere — braid + fluoro leader.

Money spots: Wisconsin River channel ledges, Castle Rock Creek mouth, the dam tailwaters, Yellow River inflow

Seasonal Walleye Tactics

🌱 Spring (Ice-out – June)

April walleyes below the dam shallow 4-12 ft, jig + minnow.

☀️ Summer (June – August)

Walleyes 14-24 ft on river channel breaks + flooded timber, spinner + crawler. Crappies in submerged trees 10-18 ft. White bass on shad schools.

🍂 Fall (September – Ice-up)

Fall walleyes on river channel 18-28 ft, slow live-bait rig.

🧊 Winter (Ice fishing)

Crappies + perch over basins 20-30 ft. Tungsten + plastics.

Regulations: Standard WI flowage regs. Walleye 15-inch minimum.
Local tip: Largest WI flowage. Stained water — bright + loud baits. Find the river channel on your sonar; that's the highway.

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