Revised Local Reference (RLR) Diagram for PORTLAND

Station ID: 1547

RLR diagram based on the information in the datum section below

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Datum information

Add 6.5m to data values 1992 onwards to refer to RLR (1995)
RLR (1995) is 15.669m below TGBM PM 116

Ellipsoidal information from SONEL (explanation)

RLR Height above ellipsoid:-10.530 ± 0.010 m
Vertical Land Movement Rate:Not robust
GPS Solution:ULR6
GPS Site Used:PTLD
GPS Availability:2009-09-01 to 2018-03-03