M 6.0 - 27 km WNW of Klamath Falls, Oregon
- 1993-09-21 05:45:35 (UTC)
- 42.358°N 122.058°W
- 8.5 km depth
ShakeMap
Additional damage in the Klamath Falls area. At some locations northwest of Klamath Falls this earthquake produced higher intensities than the event which occurred at 03:28.
An aftershock of M5.4 occurred on December 04, 1993, at 22:15:19 UTC, which caused additional damage (VII) at Klamath Falls. It also caused slight damage (VI) at Tulelake, California.