=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 11-Jun-1991
Puerto Castilla     908/011 RLR(1964) is 8.4m below BMM-3
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 26-Jan-2012
Station is now historic last data received 1968 although still mentioned on the NOAA website there is now no supporting datum and benchmark information. Station has been labelled 'inactive'.