Revised Local Reference (RLR) Diagram for SWINOUJSCIE

Station ID: 2

RLR diagram based on the information in the datum section below

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Datum information

Add 5.818m to data values 1811-1881 to refer to RLR (1997)
Add 6.891m to data values 1882-1944 to refer to RLR (1997)
Add 1.953m to data values 1951onwards to refer to RLR (1997)
RLR (1997) is 9.9m below BM iron bolt