Anomalously low values December 1961 and July 1963 - June 1964 - correct as received from authority.
Documentation added 1997-01-30
Large earthquake offshore of Mexico about 19 degrees North on 9 October 1995 with large tsunami generated. See article by A.E.Filonov in EOS, 78(3), 1997.
Documentation added 2012-01-12
When the above comment was entered the only way to flag any particular point was to flag the whole year. This no longer applies with the new database. The flagging has been edited so that December 1961 is the only point flagged. Data for 1963-64 has also been reviewed and datapoints now flagged are just February-June 1964. Ensenada is an historic station last data 1990
Servicio Mareografico Nacional Instituto de Geofisica, Ciudad Universitaria Delegacion de Coyoacan 04510 Mexico D.F.