Revised Local Reference (RLR) Diagram for PORT LYTTELTON

Station ID: 247

RLR diagram based on the information in the datum section below

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Datum information

Add 6.304m to data values up to 1969 to refer to RLR (1963)
Add 6.292m to data values 1970-2002 to refer to RLR (1963)
Add 5.999m to data values 2003 onwards to refer to RLR (1963)
RLR (1963) is 10.4m below BM UD40