The tide gauge is located in the Harbour Master's Office, Pier Road. The pressure points are positioned underneath the Quay
adjacent to the Harbour Office.
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Tide gauge location
The tide gauge consists of a pneumatic bubbler system supplying two-full tide and one mid-tide pressure points. These are mounted
on steelwork attached to one of the quay legs. All three pressure lines are monitored by the POL datalogger.
The tide gauge is levelled to the tide gauge bench mark supported by Ordnance Survey auxiliary marks.
Sea level pressures and/or elevations from this site are supplied to the following authorities:
- Environment Agency, North East Region
- Whitby Harbour
1980 – Installed Aanderaa recorder attached to a pneumatic bubbler
1989 – DATARING system installed with full-tide pressure points; the Aanderaa recorder was removed
1995 – New steel work with two full-tide and mid-tide measuring systems installed
2002 – POL data logger installed