Here are a few guidelines. Rivers are rated on a classification scale that runs from one to six. Below, you'll find a description of the river rating scale and a list of O.A.R.S.' river trips that fall under each classification. Trips focus on scenery, wildlife, and optional swimming opportunities. Gentle, often swimmable rapids.
Whitewater is minimal but still provides some swift movement and a few refreshing splashes.
An adrenaline-pumping river experience. If you'd like to read more about any one of the rivers mentioned above, go to our Destinations drop-down menu and select the state that is home to the river you seek. See our Trip Finder to check availability. In Wildness Is the Preservation of the World . We make an ongoing effort to leave no trace of our presence in the wilderness, on shore or water, ensuring that the areas we visit remain a pristine home for plants and animals.