=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 11-Jun-1991
Freeport            940/006 RLR(1973) is 11.1m below BMR455
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 29-Jul-1993
Many stations on the Gulf coast have large values for September 1961.
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 14-Jul-1994
For a discussion of submergence near to Galveston, Freeport and Sabine Pass, see Emery and Aubrey (Sea Levels, Land Levels and Tide Gauges), 1991, Springer-Verlag, page 39.
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 23-Feb-2015
NOAA website confirms this station was removed in March 2008