Prior to 1970 data supplied by N.O.A.A. Data prior to 1985 received from the Geographical Institute Colombia =========================== FOLLOWING PSMSL DOCUMENTATION ADDED 11-Jun-1991 Cartagena 902/021 RLR(1964) is 9.1m below BM4 =========================== FOLLOWING PSMSL DOCUMENTATION ADDED 12-Feb-1992 Gauge affected by siltation =========================== FOLLOWING PSMSL DOCUMENTATION ADDED 20-Apr-1994 From January 1993 gauge at CIOH building 1991-92 data from Stevens gauge, 1993 (Feb-July) data from digital gauge