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 6.106m to data values 1946-1950 to refer to RLR
Add 6.380m to data values 1951 onwards to refer to RLR
RLR is 10.800m below primary benchmark BM No. 1