Pattison Lake is open from the fourth Saturday in April through October 31st. Opening day brings good fishing for planted rainbow trout. The lake also supports naturally reproducing populations of largemouth bass, yellow perch, black crappie, and rock bass.
The WDFW access has a boat launch and two toilets on the NE corner of lake. Anglers are reminded that the lake has a 5 mph speed limit year round.