Donate
Donate to PSMSL
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 5.441m to data values 1970-1985 to refer to RLR
Add 5.377m to data values 1986 onwards to refer to RLR
RLR is 10.500m below primary benchmark JW2