=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 11-Jun-1991 Mayport 960/011 RLR(1964) is 8.2m below BM15 =========================== FOLLOWING PSMSL DOCUMENTATION ADDED 27-Jul-2011 Data downloaded from NOAA website. Datum information also downloaded. NOAA Primary Banchmark is BM EDM 15 MSL 1942 3.206m above TGZ. =========================== FOLLOWING PSMSL DOCUMENTATION ADDED 11-Aug-2011 Using data extracted from the NOAA website the RLR diagram has been re-drawn. Primary benchmark appears to be EDM 15 MSL 1942 3.206m above the gauge datum. Our previously named benchmark BM 15 2.353 is no longer listed by NOAA. =========================== FOLLOWING PSMSL DOCUMENTATION ADDED 23-Feb-2015 NOAA website confirms this station was removed in April 2008