Revised Local Reference (RLR) Diagram for PORT TUDY

Station ID: 1247

RLR diagram based on the information in the datum section below

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Datum information

Add 3.932m to data values 1966-1969 to refer to RLR
Add 3.932m to data values for 1969 to refer to RLR
Add 3.932m to data values 1969 onwards to refer to RLR
RLR is 11.100m below primary benchmark NGF OLK3 - 387