June 1992 Landers and Big Bear, USA Images

Southern California residents were rudely awakened Sunday morning June 28, 1992 at 04:57 am (June 28 at 11:57 GMT), by an earthquake of magnitude 7.6 (Ms) followed by a smaller 6.7 (Ms) magnitude earthquake about three hours later (June 28 at 15:05 GMT). The largest shock occurred approximately 6 miles southwest of Landers, California and 110 miles east of Los Angeles. The second earthquake was entered approximately 8 miles southeast of Big Bear City in the San Bernardino Mountains near Barton Flats. A distance of 17 miles and 7,000 feet in elevation separate the two earthquake locations.

1992年6月28日周日凌晨，南加州居民于当地时间4时57分（格林尼治标准时间6月28日11时57分）被一场7.6级（Ms）地震惊扰；约三小时后（格林尼治标准时间6月28日15时05分），又发生了一场震级为6.7级（Ms）的较小地震。主震震中位于加利福尼亚州兰德斯（Landers）西南约6英里、洛杉矶以东110英里处；第二次地震的震中地处圣贝纳迪诺山脉大熊城（Big Bear City）东南约8英里的巴顿弗拉特（Barton Flats）附近。两处震中心相距17英里，海拔高差达7000英尺。