SOURCE-BACKED BOAT GUIDE
Channel Island tidal marina access
St Helier and Elizabeth are gated tidal marinas. The gates close at 2.0 m above the sill, gauges flash from 2.5 m, and Ports of Jersey recommends at least 0.5 m under-keel clearance near closing times.
Open passage plannerPlanning aid, not clearance. An anchoring depth or visitor description does not establish a safe approach for your boat.
What the published guidance says
St Helier and Elizabeth are gated tidal marinas. The gates close at 2.0 m above the sill, gauges flash from 2.5 m, and Ports of Jersey recommends at least 0.5 m under-keel clearance near closing times.
How to use it
Add your actual loaded draught and a suitable under-keel margin. Then check current primary navigation information, the day’s tide and local instructions. Missing depth remains unknown.
Official sources
Checked 11 September 2026
Ports of Jersey