Understanding River Classes And Hazards

Before paddling any river or creek be sure you are aware of the hazards. High water levels and cold temperatures can create dangers not present during normal conditions. Hypothermia, strainers, obstacles, strong current and rapids are a few of the hazards created by cold temperatures and high water levels.

River Class Ratings

Rivers are rated on an international scale running
class 1-6.

Class 1
This is very easy paddling consisting of very small waves and no major obstacles. There is no major maneuvering required to navigate the river and beginning paddlers can easily handle this river class.

Class 2
There are some waves up to 2 or 3 feet high and maneuvering through obstacles and obstructions will be necessary. Paddlers should have intermediate paddling skills before navigating this class.

Class 3
Waves approaching 5 feet high, navigation through waterfalls and around obstacles will be necessary. Scouting may sometimes be necessary to determine the best route. Suitable for experienced paddlers. Novices should consider running this class in a whitewater raft and with a guide.

Class 4
There are major obstructions and powerful currents. Rescue attempts are frequent and sometimes difficult. This class should be attempted by advanced paddlers in whitewater canoes or kayaks. Inexperienced paddlers should approach this class of rapids with a certified guide. This is not a suitable class of river for canoe camping.

Class 5
For experienced paddlers only. Very long stretches of rapids. Huge powerful waves. Scouting a route is necessary. Novices should approach this class of rapids with a certified guide. This is not a suitable class of river for canoe camping.

Class 6
Dangerous even to experts. Just don't do it.