Speed limits

Find out about boating speed limits in WA.

Unless posted otherwise, an 8-knot speed limit applies at all times when your vessel is:

  • Going through an arch of a bridge (unless specifically permitted for water skiing)
  • In or through mooring areas
  • In any water having a depth of less than 3 metres unless gazetted otherwise
  • When the skipper of a recreational vessel or personal watercraft is at least 14 and under 16 years old
  • Within 15 metres of a vessel underway
  • Within 50 metres of:
    • A moored vessel
    • A person in the water
    • A jetty or wharf
    • A river bank or low water mark.

Some other areas may also have posted speed limits, which must be strictly obeyed.

You must not travel at a speed or in a way that causes nuisance or damage to any:

  • person
  • vessel, whether moored or not
  • river bank or property.


Boating guides

Our boating guides provide information on speed limits and other marine safety information, including boating hazards, personal watercraft, water ski and closed water areas.

View our guides for popular boating locations.

Deckee app

Deckee is a free boating app that provides safety, weather and location-based information, including speed limits and activity zones.

Find out more about the Deckee app.

Page last updated: Tue Apr 23 2024 10:38:59 AM