Blue Lake Fishing Regulations
OKANOGAN , near Sinlahekin counties, Washington · 2026 size limits, bag limits, and seasons
Blue Lake is a lake in OKANOGAN , near Sinlahekin counties, Washington. It has its own fishing regulations for 7 species, including Brook Trout, Brown Trout, Cutthroat Trout, and Golden Trout. These rules replace Washington's statewide limits on this water.
Map of Blue Lake
Fish with special rules on Blue Lake
Tap a fish for identification tips, size records, and the best bait.
Blue Lake limits by species (2026)
| Species | Size limit | Daily bag | Season |
|---|---|---|---|
| All Fish SpeciesUnlawful to use lead weights or lead jigs measuring 1 1/2” or less along the longest axis. · Selective gear rules apply · No gas motors | – | – | Always open |
 Brook Trout | 18" min | 1 | Apr 22 – Oct 31 · Opens 4th Sat. in Apr. |
 Brown Trout | 18" min | 1 | Apr 22 – Oct 31 · Opens 4th Sat. in Apr. |
 Cutthroat Trout | 18" min | 1 | Apr 22 – Oct 31 · Opens 4th Sat. in Apr. |
 Golden Trout | 18" min | 1 | Apr 22 – Oct 31 · Opens 4th Sat. in Apr. |
 Lake Trout | 18" min | 1 | Apr 22 – Oct 31 · Opens 4th Sat. in Apr. |
 Rainbow Trout | 18" min | 1 | Apr 22 – Oct 31 · Opens 4th Sat. in Apr. |
 Steelhead | 18" min | 1 | Apr 22 – Oct 31 · Opens 4th Sat. in Apr. |
– means no limit is listed for this water. Rules not shown here follow Washington's statewide regulations.
Plan your Blue Lake trip
Blue Lake fishing: common questions
What fish have special regulations on Blue Lake?
7 species have rules specific to Blue Lake: Brook Trout, Brown Trout, Cutthroat Trout, Golden Trout, Lake Trout, Rainbow Trout, and Steelhead.
What is the brook trout limit on Blue Lake?
Brook Trout must be at least 18" to keep on Blue Lake, and the daily bag limit is 1. Season: Apr 22 – Oct 31 · Opens 4th Sat. in Apr..
What is the brown trout limit on Blue Lake?
Brown Trout must be at least 18" to keep on Blue Lake, and the daily bag limit is 1. Season: Apr 22 – Oct 31 · Opens 4th Sat. in Apr..
What is the cutthroat trout limit on Blue Lake?
Cutthroat Trout must be at least 18" to keep on Blue Lake, and the daily bag limit is 1. Season: Apr 22 – Oct 31 · Opens 4th Sat. in Apr..
Do Washington statewide fishing rules apply on Blue Lake?
Where Blue Lake has its own rule for a species, that rule replaces the statewide limit. For species not listed on this page, Washington's statewide regulations apply. Regulations are set by the Washington Department of Fish and Wildlife; confirm with the official 2026 regulations before keeping a fish.
Other Washington waters with special regulations
- Yakima River · Benton
- Columbia River
- Wind River · Skamania
- Drano Lake · Skamania
- Naselle River · Pacific
- Roosevelt Lake · Ferry/Grant/Lincoln/Okanogan/Stevens
- Cowlitz River · Cowlitz/Lewis
- Green River · Duwamish
- Grays River · Wahkiakum
- Nisqually River · Pierce/Thurston
- Nooksack River · Whatcom
- Humptulips River · Grays Harbor
Take Blue Lake rules on the water
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