"Scott Vernon" wrote in message
...
MLW = Mean Low Water. Have you never seen a chart?


That's what I assumed that it meant. However, I regularily deal with 12m
(39 ft) tides - so 8' above MLW would the the average height less than 2
hours after low water.

If you said 2' higher than MHW, then I could see the problem.

Regards


Donal
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