Description: National Geophysical Data Center / World Data Service (NGDC/WDS). 2017. Global Historical Tsunami Database. NOAA. doi:10.7289/V5PN93H7 Accessed April 2018.
EVENT_VALIDITY (type: esriFieldTypeInteger, alias: Event Validity, SQL Type: sqlTypeOther, nullable: true, editable: true, Coded Values: [-1: Erroneous Entry], [0: Event that only caused a seiche or disturbance in an inland river], [1: very doubtful tsunami], ... 3 more ...)