Please note: In many cases, the station position in our database is accurate
to only one minute. Thus, the tide gauge may not appear to be on the coast.
Using NOAA data the RLR diagram was re-drawn. Primary benchmark is now K 12 MASS G.S. 1936 14.292 6.858m above gauge datum. Previous benchmark BM 7 is no longer listed on the NOAA site.