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.
For data up to 1995 add 2.459m to all values to refer to RLR(1964)
For data 1996 onwards add 2.959m to all values to refer to RLR(1964)
RLR (1964) is 12.5m below BM NO-47
HZ = Hydrographic Zero