Rapids Classification I — Easy Small waves, clear passages II — Medium Clear passages, irregular waves III — Difficult Numerous waves, rocks, eddies and narrow passages IV — Very Difficult Powerful waves, numerous rocks, difficult passages, precise maneuvering required V — Extremely Difficult Long and violent rapids in quick succession, violent currents, steep gradients VI — Unrunnable Not attempted by commercial outfitters Rimrock Adventures, LLC P.O. Box 608 Fruita, Colorado 81521 970-858-9555 [Voice] 888-712-9555 [Toll Free] 970-858-9465 [Fax] info@rradventures.com RETURN TO TOP RETURN TO RIVER RAFTING MENU