The tide gauge is located on Victoria Pier St Helier, adjacent to the Port Control building. The pressure points are located on the
inside wall of the pier 2m from the tide gauge building.
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Tide gauge location
The equipment is housed in a heated instrument cabinet within the harbour tide gauge building, with the full-tide and mid-tide
pressure points being mounted on steelwork attached to the pier wall. All three pressure lines are monitored by the POL data logger.
The tide gauge is levelled to the tide gauge bench mark supported by States of Jersey Survey auxiliary marks.
Sea level pressures and/or elevations from this site are supplied to the following authority:
1992 – DATARING system installed with two full-tide and a mid-tide bubblers
2001 – POL data logger installed with two full-tide pressure points connected