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If the image above appears blurry, or you would like to see a larger image, please view the full-sized image of the RLR diagram.
Add 3.653m to data values 1967-1977 to refer to RLR
Add 7.047m to data values for 1977 to refer to RLR
Add 3.653m to data values 1977-1978 to refer to RLR
Add 7.047m to data values for 1978 to refer to RLR
Add 3.653m to data values 1978-1979 to refer to RLR
Add 7.047m to data values for 1979 to refer to RLR
Add 3.653m to data values 1979 onwards to refer to RLR
RLR is 11.166m below primary benchmark SJOE4-1979