=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 08-SEP-95 :
See comments for CCODE = 840 concerning sea level difference either side of the Panama Canal.
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 17-MAR-93 :
Possible datum shift in RLR record at around 1940.
=========================== BENCHMARK INFORMATION UPDATE ADDED  12-JUL-93 :
Cristobal           904/011 RLR(1964) is 8.8m below PBM 1A Cristobal
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 1999May17 :
Cristobal data were considered to be affected by problems with automatic tide recorders in the early 1970s and several years of MSL look high compared to nearby stations e.g. Cartagena.
Station moved to Coco Solo (PSMSL code 904/006) in October 1980.


