=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 29-JUL-93 :
Many stations on the Gulf coast have large values for September 1961.
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 1998Sep29 :
Dataset revised and extended
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 20-Dec-2011 :   
This station was previously 'Metric'. However, using NOAA data the station has
been made RLR. Primary benchmark is 0551 T 1990 1.972m above TGZ. RLR year is
1998 and RLR factor 5.628m.

