Surge channels are narrow inlets on rocky shorelines. Surge channels can fill with water very quickly, especially during high tides or large wave sets. This is a dangerous area to enter at any time.
Surge Channel filling with water
Surge Channel progression
How to be CoastSmart
- Stay alert.
- Keep your eye on the water and avoid turning your back to it.
- Keep well back from the edge of the rocks.
- Consult a tide table, the swell forecast, and Pacific Rim National Park Reserve’s Wave Hazard Rating before your shoreline activities.