Lagoon Waterpark is at the Asotin County Family Aquatic Center, 1.2 mi. s. on 6th St. (becomes SR 129), 1.2 mi. w. on Fleshman Way, .1 mi. s. on SR 128, then .1 mi. w. to 1603 Dustan Loop. The park features a wave pool, a lazy river, a 210-foot-long inner tube slide, a 158-foot-long enclosed body flume, a 155-foot-long open flume slide, a zero-depth entry activities pool and a sand play area.