Bailiwick of Guernsey from sea level to at Le Moulin on Sark. There are many smaller islands, islets, rocks and reefs in the Bailiwick. Combined with a tidal range of 10m and fast currents of up to 12 knots, this makes sailing in local waters dangerous. The Bailiwick of Guernsey is a separate jurisdiction in itself, and is in turn also three separate sub-jurisdictions. It does not form part of, and is separate from (but is not independent of, or from) the United Kingdom. The two Bailiwicks of Jersey and Guernsey together make up the Channel Islands. The Islanders have never had formal
Guernsey Ambulance and Rescue Service enjoyed by St John Ambulance (England and the Islands), the organisation of which Guernsey Ambulance and Rescue Service was formerly a constituent part. On 1 July 2012 St John Ambulance in Guernsey ceased to be part of the Priory of England and the Isles, and was established as an autonomous Commandery of the Venerable Order of St John. Thus both St John Ambulance (Guernsey) and the Guernsey Ambulance and Rescue Service (as sister organisations) remain under the umbrella of the Venerable Order of St John, but through independent local control, rather than the English Priory. Operating 24 hours a day,