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Washington · Lake

Battalion Lake

Is the fish you caught here safe to eat? Below is every consumption advisory on file for Battalion Lake, by species and size, in plain English — plus what's legal to keep.

1 species with advisories · contaminants: Mercury

What's safe to eat from Battalion Lake

Rainbow Trout

Mercury

SizeWhoGuidance
All sizes Women who may become pregnant & children under 15 For women who may become pregnant, pregnant or breastfeeding women, and children under 15: limit to two meals per week due to elevated Mercury.

Source: official advisory· updated 2026-09-22

Is it legal to keep?

These are Washington's statewide limits — a water-specific rule may override them. Always verify the current regulations before keeping a fish.

SpeciesSizeDaily limitOpen seasonKeep season
Largemouth Bass 5 Year-round Same as open
Smallmouth Bass 5 Year-round Same as open
Walleye Year-round Same as open
Rainbow Trout 5 Year-round Same as open
Channel Catfish 5 Year-round Same as open

Official rules: Washington — Washington DFW

About this water

State
Washington
Type
Lake
Location
48.3459, -120.7880
Advisory source
Washington State Dept. of Health — Fish Consumption Advisories