Fishing Three Corner Lake in San Juan County, Washington

• Overview

  Three Corner Lake is one of the San Juan County listings for Washington. What surrounds it is mixed woodland. Surface area runs to about 3 acres — small enough to read in one session. It is one of the smaller waters we list in San Juan County. Friday Harbor is the closest town at 4.8 miles. Gordon Head is 11 miles away, with Cadboro Bay at 11 miles. Rules here are straightforward: one county, one set of rules.

• Where to Fish on Three Corner Lake

  Nothing we hold settles how deep this runs. This is a lake, so the margins and the first drop matter most. Read the surface for the wind lane, then fish the edge of it. Public occurrence data for San Juan County names Coho salmon, tidepool sculpin and Pacific staghorn sculpin. Protected fish appear in the records for this area, so treat the list as information, not an invitation. Fish Three Corner Lake to its features, not to its size.

• Seasonal Patterns

  Averages here run 61°F at the top of summer and 40°F at the bottom of winter. A lid forms in a hard winter only. It is not guaranteed even in a cold spell, so check yourself. The cooler months are the comfortable ones to fish here. On Three Corner Lake that shapes the whole year.

• Tackle & Baits

  Access status is simply unknown for this water. Part of this sits inside or beside Cady Mountain Preserve, so read the notices. Salmon and sea-run fish answer to spoons and spinners where lure fishing is allowed; check the method rules first. Look for a notice board at the entrance. Barbless rules turn up on managed water more often than not. Egg Lake at 1.3 miles is the sensible second choice. Check the current arrangement for Three Corner Lake.