Intense, powerful rapids with constricted passages and turbulent water.
Extremely long, violent rapids with large, unavoidable waves and significant hazards. White Water
Straightforward rapids with wide, clear channels and occasional maneuvering. violent rapids with large
Rapids are classified into six grades based on technical difficulty and potential danger: White Water
Moderate, irregular waves that may be difficult to avoid and require precise maneuvering.
Virtually impassable rapids that are rarely attempted due to severe danger. A Brief History