This changed when the Missoula Floods deposited an alluvial fan that diverted the flow into the Lacamas Lake trough.

[3] Water quality along the creek varies from "good" in the forest to "fair" along the lower reaches near Camas.

Blooms of algae and other aquatic plants supported by the nutrients deplete the oxygen in the lakes and make it hard for fish to survive.

[3] Activities on Lacamas and Round lakes include boating, swimming, water skiing, picnicking, biking, and fishing.

[7] A 6-mile (9.7 km) trail system at Lacamas Park at Round Lake connects to waterfalls on the lower reaches of the creek.