=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 29-Jul-1993 Many stations on the Gulf coast have large values for September 1961. =========================== FOLLOWING PSMSL DOCUMENTATION ADDED 19-Feb-2013 This station has been made RLR using information from the NOAA website. Primary benchmark is 5870 A 1983 9.098m above TGZ. RLR factor is 0.402m