| Date & time | Apr 9, 1968 02:28:59 UTC |
| Local time at epicenter | |
| Status | Confirmed |
| Magnitude | 6.6 |
| Depth | 10.0 km |
| Epicenter latitude / longitude | 33.17983°N / 116.103°W  (San Diego, California, United States) |
| Antipode | 33.18°S / 63.897°E |
| Shaking intensity | Very strong shaking near epicenter |
| Felt | 0 reports |
| Primary data source | USGS (United States Geological Survey) |
| Nearest volcano | Salton Buttes (45 km / 28 mi) |
| Nearby towns and cities | 32 km (20 mi) S of Oasis (pop: 6,890) | Show on map | Quakes nearby 56 km (35 mi) S of Coachella (pop: 44,600) | Show on map | Quakes nearby 57 km (35 mi) SSE of La Quinta (pop: 40,500) | Show on map | Quakes nearby 61 km (38 mi) S of Indian Wells (pop: 87,500) | Show on map | Quakes nearby 66 km (41 mi) SSE of Palm Desert (pop: 51,900) | Show on map | Quakes nearby 91 km (56 mi) ENE of El Cajon (pop: 103,700) | Show on map | Quakes nearby 92 km (57 mi) E of Escondido (pop: 151,500) | Show on map | Quakes nearby 112 km (69 mi) ENE of San Diego (pop: 1,394,900) | Show on map | Quakes nearby 221 km (137 mi) ESE of Los Angeles (pop: 3,971,900) | Show on map | Quakes nearby 772 km (480 mi) SE of Sacramento (pop: 490,700) | Show on map | Quakes nearby |
| Estimated seismic energy released | 5 x 1014 joules (139 gigawatt hours, equivalent to 1.2 x 105 tons of TNT or 7.5 atomic bombs!) | about seismic energy |
| Mag. | Depth | Location | Source |
| 6.6 | 10 km | 5km NNE of Ocotillo Wells, CA (USA) | USGS |
Date and time | Mag Depth | Location | Details |
| Apr 9, 1968 03:03 55 years ago | 5.2 6 km | San Diego County, 13 mi NW of Ocotillo, Imperial County, California, USA | More |
| Apr 9, 1968 03:48 55 years ago | 4.5 6 km | San Diego County, 16 mi S of Salton City, Imperial County, California, USA | More |
| Apr 9, 1968 18:31 55 years ago | 4.5 14 km | 5.6 mi NE of Borrego Springs, San Diego County, California, USA | More |
| Apr 16, 1968 03:30 55 years ago | 4.5 6 km | 15 mi S of Salton City, Imperial County, California, USA | More |
| Apr 9, 1968 02:33 55 years ago | 4.3 0 km | San Diego County, 13 mi SW of Salton City, Imperial County, California, USA | More |
| Apr 14, 1968 12:55 55 years ago | 4.3 11 km | 9.3 mi E of Borrego Springs, San Diego County, California, USA | More |
| Apr 9, 1968 02:39 55 years ago | 4.2 6 km | San Diego County, 13 mi SW of Salton City, Imperial County, California, USA | More |
| Apr 9, 1968 03:58 55 years ago | 4.1 6 km | 29 mi NW of El Sentro, Imperial County, California, USA | More |
| Apr 9, 1968 08:00 55 years ago | 4.1 6 km | 28 mi NW of El Sentro, Imperial County, California, USA | More |
| Apr 9, 1968 03:01 55 years ago | 4.0 6 km | 17 mi S of Salton City, Imperial County, California, USA | More |
| May 11, 1968 08:10 55 years ago | 4.0 6 km | 29 mi NW of El Sentro, Imperial County, California, USA | More |
| May 22, 1968 13:26 55 years ago | 4.0 6 km | 8.8 mi NE of Borrego Springs, San Diego County, California, USA | More |
| Sep 29, 1968 08:41 55 years ago | 4.0 6 km | 1.5 km S of Puebla, Mexicali Municipality, Baja California, Mexico | More |
| Apr 9, 1968 02:44 55 years ago | 3.9 6 km | San Diego County, 34 mi NW of El Sentro, Imperial County, California, USA | More |
| Apr 9, 1968 09:38 55 years ago | 3.9 6 km | 9.4 mi E of Borrego Springs, San Diego County, California, USA | More |
| Apr 9, 1968 11:17 55 years ago | 3.9 6 km | San Diego County, 16 mi S of Salton City, Imperial County, California, USA | More |
| May 6, 1968 17:31 55 years ago | 3.9 6 km | 25 mi NW of El Sentro, Imperial County, California, USA | More |
| Apr 10, 1968 13:33 55 years ago | 3.8 6 km | 7.1 mi SW of Salton City, Imperial County, California, USA | More |
| Apr 17, 1968 02:43 55 years ago | 3.8 6 km | 18 mi S of Salton City, Imperial County, California, USA | More |
| Apr 23, 1968 16:24 55 years ago | 3.8 6 km | 10.2 mi W of Brawley, Imperial County, California, USA | More |
| Apr 9, 1968 02:36 55 years ago | 3.7 0 km | San Diego County, 13 mi SW of Salton City, Imperial County, California, USA | More |
| Apr 9, 1968 03:08 55 years ago | 3.7 6 km | 5.2 mi NW of Ocotillo, Imperial County, California, USA | More |
| Apr 9, 1968 04:05 55 years ago | 3.7 6 km | 12 mi SE of Borrego Springs, San Diego County, California, USA | More |
| Apr 9, 1968 04:15 55 years ago | 3.7 6 km | San Diego County, 17 mi S of Salton City, Imperial County, California, USA | More |
| Apr 9, 1968 09:26 55 years ago | 3.7 6 km | San Diego County, 17 mi S of Salton City, Imperial County, California, USA | More |
| Apr 9, 1968 11:45 55 years ago | 3.7 6 km | 17 mi W of Imperial, California, USA | More |
| Apr 11, 1968 15:56 55 years ago | 3.7 6 km | San Diego County, 13 mi SW of Salton City, Imperial County, California, USA | More |
| May 3, 1968 07:21 55 years ago | 3.7 6 km | 1.5 mi SW of National City, San Diego County, California, USA | More |
| Aug 6, 1968 10:18 55 years ago | 3.7 6 km | 5.4 mi SW of Yucca Valley, San Bernardino County, California, USA | More |
| Apr 9, 1968 02:47 55 years ago | 3.6 6 km | San Diego County, 18 mi S of Salton City, Imperial County, California, USA | More |
| Apr 9, 1968 03:22 55 years ago | 3.6 6 km | 2.5 mi NW of Calipatria, Imperial County, California, USA | More |
| Apr 9, 1968 05:00 55 years ago | 3.6 6 km | 18 mi S of Salton City, Imperial County, California, USA | More |
| Apr 9, 1968 07:36 55 years ago | 3.6 6 km | San Diego County, 13 mi SW of Salton City, Imperial County, California, USA | More |
| Apr 9, 1968 12:20 55 years ago | 3.6 6 km | 9 mi E of Borrego Springs, San Diego County, California, USA | More |
| Aug 14, 1968 09:19 55 years ago | 3.6 6 km | 8.4 mi E of Borrego Springs, San Diego County, California, USA | More |
| Apr 9, 1968 08:02 55 years ago | 3.5 6 km | San Diego County, 13 mi SW of Salton City, Imperial County, California, USA | More |
| Apr 9, 1968 08:27 55 years ago | 3.5 6 km | 5.2 mi NE of Borrego Springs, San Diego County, California, USA | More |
| Apr 9, 1968 17:25 55 years ago | 3.5 6 km | 15 mi SW of Salton City, Imperial County, California, USA | More |
| Apr 10, 1968 00:01 55 years ago | 3.5 6 km | San Diego County, 17 mi S of Salton City, Imperial County, California, USA | More |
| Apr 13, 1968 01:23 55 years ago | 3.5 6 km | 10.2 mi E of Borrego Springs, San Diego County, California, USA | More |
| Apr 30, 1968 00:53 55 years ago | 3.5 5.5 km | 4.9 mi SW of Aguanga, Riverside County, California, USA | More |
| May 6, 1968 10:53 55 years ago | 3.5 6 km | 29 mi NW of El Sentro, Imperial County, California, USA | More |
| May 9, 1968 10:21 55 years ago | 3.5 6 km | San Diego County, 13 mi S of Salton City, Imperial County, California, USA | More |
| May 11, 1968 08:46 55 years ago | 3.5 6 km | 30 mi NW of El Sentro, Imperial County, California, USA | More |
| Aug 1, 1968 05:54 55 years ago | 3.5 6 km | San Bernardino County, 13 mi NE of Banning, Riverside County, California, USA | More |
| Apr 9, 1968 07:35 55 years ago | 3.4 6 km | 2.9 mi N of Salton City, Imperial County, California, USA | More |
| Apr 9, 1968 08:43 55 years ago | 3.4 6 km | 10 mi E of Borrego Springs, San Diego County, California, USA | More |
| Apr 10, 1968 04:05 55 years ago | 3.4 6 km | San Diego County, 16 mi SW of Salton City, Imperial County, California, USA | More |
| Apr 10, 1968 19:10 55 years ago | 3.4 6 km | San Diego County, 14 mi S of Salton City, Imperial County, California, USA | More |
| Apr 11, 1968 15:56 55 years ago | 3.4 6 km | San Diego County, 35 mi NW of El Sentro, Imperial County, California, USA | More |
| Apr 11, 1968 17:01 55 years ago | 3.4 6 km | 12 mi E of Mt Laguna, San Diego County, California, USA | More |
| Apr 11, 1968 22:28 55 years ago | 3.4 6 km | 15 mi SW of Salton City, Imperial County, California, USA | More |
| Apr 12, 1968 01:37 55 years ago | 3.4 6 km | San Diego County, 12 mi S of Salton City, Imperial County, California, USA | More |
| Apr 24, 1968 09:03 55 years ago | 3.4 6 km | San Diego County, 16 mi S of Salton City, Imperial County, California, USA | More |
| Apr 24, 1968 12:32 55 years ago | 3.4 6 km | 2.3 mi S of Seeley, Imperial County, California, USA | More |
| Apr 24, 1968 22:09 55 years ago | 3.4 6 km | 31 mi NW of El Sentro, Imperial County, California, USA | More |
| Apr 26, 1968 07:19 55 years ago | 3.4 6 km | 52 km SW of Mexicali, Baja California, Mexico | More |
| Apr 29, 1968 22:12 55 years ago | 3.4 11 km | 3.1 mi SW of Aguanga, Riverside County, California, USA | More |
| May 2, 1968 00:55 55 years ago | 3.4 6 km | 8 mi E of Borrego Springs, San Diego County, California, USA | More |
| Jun 20, 1968 16:10 55 years ago | 3.4 9.8 km | 2.4 mi SW of Aguanga, Riverside County, California, USA | More |
| Jul 8, 1968 15:18 55 years ago | 3.4 6 km | 4.7 mi NE of Cabazon, Riverside County, California, USA | More |
| Aug 20, 1968 01:31 55 years ago | 3.4 6 km | 6.7 mi E of El Sentro, Imperial County, California, USA | More |
| Apr 9, 1968 07:40 55 years ago | 3.3 6 km | San Diego County, 16 mi SW of Salton City, Imperial County, California, USA | More |
| Apr 9, 1968 16:20 55 years ago | 3.3 6 km | 11 mi E of Borrego Springs, San Diego County, California, USA | More |
| Apr 9, 1968 19:32 55 years ago | 3.3 6 km | 19 mi S of Salton City, Imperial County, California, USA | More |
| Apr 10, 1968 00:17 55 years ago | 3.3 6 km | San Diego County, 13 mi SW of Salton City, Imperial County, California, USA | More |
| Apr 10, 1968 19:11 55 years ago | 3.3 6 km | San Diego County, 13 mi SW of Salton City, Imperial County, California, USA | More |
| Apr 13, 1968 18:23 55 years ago | 3.3 6 km | San Diego County, 16 mi SW of Salton City, Imperial County, California, USA | More |
| Apr 15, 1968 12:28 55 years ago | 3.3 6 km | 5.6 mi NE of Borrego Springs, San Diego County, California, USA | More |
| Apr 17, 1968 03:14 55 years ago | 3.3 6 km | 9.4 mi E of Borrego Springs, San Diego County, California, USA | More |
| Jul 10, 1968 19:24 55 years ago | 3.3 6 km | 53 km SW of Mexicali, Baja California, Mexico | More |
| Aug 3, 1968 10:02 55 years ago | 3.3 6 km | 18 mi E of Pine Valley, San Diego County, California, USA | More |
| Sep 29, 1968 04:06 55 years ago | 3.3 6 km | San Diego County, 13 mi S of Salton City, Imperial County, California, USA | More |
| Apr 9, 1968 02:49 55 years ago | 3.2 6 km | 9.5 mi SE of Julian, San Diego County, California, USA | More |
| Apr 9, 1968 03:14 55 years ago | 3.2 6 km | San Diego County, 10.9 mi NW of Ocotillo, Imperial County, California, USA | More |
| Apr 9, 1968 04:29 55 years ago | 3.2 6 km | San Diego County, 13 mi SW of Salton City, Imperial County, California, USA | More |
| Apr 9, 1968 04:46 55 years ago | 3.2 6 km | San Diego County, 16 mi S of Salton City, Imperial County, California, USA | More |
| Apr 9, 1968 07:20 55 years ago | 3.2 6 km | 7.3 mi S of Salton City, Imperial County, California, USA | More |
| Apr 9, 1968 07:38 55 years ago | 3.2 6 km | San Diego County, 13 mi SW of Salton City, Imperial County, California, USA | More |
| Apr 9, 1968 15:25 55 years ago | 3.2 6 km | 14 mi SW of Salton City, Imperial County, California, USA | More |
| Apr 9, 1968 21:39 55 years ago | 3.2 6 km | San Diego County, 16 mi SW of Salton City, Imperial County, California, USA | More |
| Apr 10, 1968 05:26 55 years ago | 3.2 6 km | 30 mi NW of El Sentro, Imperial County, California, USA | More |
| Apr 10, 1968 06:05 55 years ago | 3.2 6 km | 9.1 mi E of Borrego Springs, San Diego County, California, USA | More |
| Apr 10, 1968 09:22 55 years ago | 3.2 6 km | San Diego County, 14 mi SW of Salton City, Imperial County, California, USA | More |
| Apr 13, 1968 08:27 55 years ago | 3.2 6 km | San Diego County, 17 mi SW of Salton City, Imperial County, California, USA | More |
| Apr 13, 1968 10:05 55 years ago | 3.2 6 km | 19 mi S of Salton City, Imperial County, California, USA | More |
| Apr 14, 1968 01:23 55 years ago | 3.2 10.4 km | 17 mi NE of Pine Valley, San Diego County, California, USA | More |
| Apr 15, 1968 21:56 55 years ago | 3.2 6 km | 28 mi NW of El Sentro, Imperial County, California, USA | More |
| Apr 18, 1968 00:00 55 years ago | 3.2 6 km | 10.5 mi W of Brawley, Imperial County, California, USA | More |
| May 10, 1968 04:32 55 years ago | 3.2 6 km | San Diego County, 30 mi NW of El Sentro, Imperial County, California, USA | More |
| May 26, 1968 06:46 55 years ago | 3.2 6 km | 31 mi NW of El Sentro, Imperial County, California, USA | More |
| Aug 22, 1968 19:35 55 years ago | 3.2 6 km | 18 mi NW of El Sentro, Imperial County, California, USA | More |
| Apr 9, 1968 04:58 55 years ago | 3.1 6 km | San Diego County, 14 mi S of Salton City, Imperial County, California, USA | More |
| Apr 9, 1968 05:13 55 years ago | 3.1 6 km | San Diego County, 18 mi S of Salton City, Imperial County, California, USA | More |
| Apr 9, 1968 10:42 55 years ago | 3.1 6 km | San Diego County, 14 mi SW of Salton City, Imperial County, California, USA | More |
| Apr 9, 1968 11:31 55 years ago | 3.1 6 km | San Diego County, 16 mi S of Salton City, Imperial County, California, USA | More |
| Apr 10, 1968 05:33 55 years ago | 3.1 6 km | San Diego County, 15 mi SW of Salton City, Imperial County, California, USA | More |
| Apr 11, 1968 01:12 55 years ago | 3.1 6 km | 8.8 mi SW of Salton City, Imperial County, California, USA | More |
| Apr 12, 1968 12:59 55 years ago | 3.1 6 km | 27 mi NW of El Sentro, Imperial County, California, USA | More |
| Apr 12, 1968 13:42 55 years ago | 3.1 6 km | 7.1 mi E of Borrego Springs, San Diego County, California, USA | More |
| Apr 12, 1968 21:02 55 years ago | 3.1 6 km | San Diego County, 16 mi S of Salton City, Imperial County, California, USA | More |
| Apr 20, 1968 09:37 55 years ago | 3.1 6 km | 11 mi SW of Oasis, Riverside County, California, USA | More |
| Apr 27, 1968 19:09 55 years ago | 3.1 6 km | San Diego County, 5.6 mi W of Ocotillo, Imperial County, California, USA | More |
| May 3, 1968 12:15 55 years ago | 3.1 6 km | 27 mi NW of El Sentro, Imperial County, California, USA | More |
| May 8, 1968 16:23 55 years ago | 3.1 6 km | San Diego County, 14 mi SW of Salton City, Imperial County, California, USA | More |
| May 20, 1968 04:04 55 years ago | 3.1 6 km | 20 mi SE of Borrego Springs, San Diego County, California, USA | More |
| May 21, 1968 14:34 55 years ago | 3.1 6 km | San Diego County, 31 mi NW of El Sentro, Imperial County, California, USA | More |
| Jun 4, 1968 03:48 55 years ago | 3.1 6 km | San Diego County, 32 mi NW of El Sentro, Imperial County, California, USA | More |
| Jun 6, 1968 13:18 55 years ago | 3.1 6 km | 25 mi NW of El Sentro, Imperial County, California, USA | More |
| Jun 14, 1968 16:38 55 years ago | 3.1 6 km | 18 mi S of Salton City, Imperial County, California, USA | More |
| Aug 10, 1968 23:14 55 years ago | 3.1 6 km | 5.6 km SE of Ejido Jacumé, Tecate, Baja California, Mexico | More |
| Oct 5, 1968 00:55 55 years ago | 3.1 6 km | 6.7 mi W of Murrieta, Riverside County, California, USA | More |
| Apr 9, 1968 05:41 55 years ago | 3.0 6 km | San Diego County, 13 mi SW of Salton City, Imperial County, California, USA | More |
| Apr 9, 1968 11:11 55 years ago | 3.0 6 km | San Diego County, 13 mi SW of Salton City, Imperial County, California, USA | More |
| Apr 9, 1968 12:24 55 years ago | 3.0 6 km | San Diego County, 13 mi SW of Salton City, Imperial County, California, USA | More |
| Apr 9, 1968 20:43 55 years ago | 3.0 6 km | 18 mi S of Salton City, Imperial County, California, USA | More |
| Apr 11, 1968 11:00 55 years ago | 3.0 6 km | 12 mi E of Borrego Springs, San Diego County, California, USA | More |
| Apr 12, 1968 15:26 55 years ago | 3.0 6 km | 18 mi W of Westmorland, Imperial County, California, USA | More |
| Apr 14, 1968 16:46 55 years ago | 3.0 6 km | San Diego County, 14 mi SW of Salton City, Imperial County, California, USA | More |
| Apr 15, 1968 10:07 55 years ago | 3.0 6 km | San Diego County, 11 mi SW of Oasis, Riverside County, California, USA | More |
| Apr 15, 1968 22:07 55 years ago | 3.0 6 km | 26 mi NW of El Sentro, Imperial County, California, USA | More |
| Apr 25, 1968 23:07 55 years ago | 3.0 6 km | San Diego County, 16 mi S of Salton City, Imperial County, California, USA | More |
| Apr 29, 1968 00:52 55 years ago | 3.0 6 km | San Diego County, 16 mi SW of Salton City, Imperial County, California, USA | More |
| May 2, 1968 23:19 55 years ago | 3.0 6 km | 12 mi SW of Salton City, Imperial County, California, USA | More |
| May 7, 1968 07:56 55 years ago | 3.0 6 km | 9.4 mi SW of Salton City, Imperial County, California, USA | More |
| May 10, 1968 05:28 55 years ago | 3.0 6 km | San Diego County, 31 mi NW of El Sentro, Imperial County, California, USA | More |
| May 18, 1968 21:45 55 years ago | 3.0 6 km | 6.9 mi W of Brawley, Imperial County, California, USA | More |
| May 31, 1968 00:29 55 years ago | 3.0 6 km | 24 mi W of Brawley, Imperial County, California, USA | More |
| Jun 6, 1968 09:12 55 years ago | 3.0 6 km | 24 mi NW of El Sentro, Imperial County, California, USA | More |
| Jun 11, 1968 05:32 55 years ago | 3.0 6 km | 5.1 mi N of Borrego Springs, San Diego County, California, USA | More |
| Jun 25, 1968 16:45 55 years ago | 3.0 0.2 km | 19 mi SE of Twentynine Palms, San Bernardino County, California, USA | More |
| Jun 26, 1968 21:35 55 years ago | 3.0 6 km | 2.4 mi SW of Salton City, Imperial County, California, USA | More |
| Aug 12, 1968 07:07 55 years ago | 3.0 6 km | San Diego County, 30 mi NW of El Sentro, Imperial County, California, USA | More |
| Apr 9, 1968 06:56 55 years ago | 2.9 6 km | San Diego County, 19 mi S of La Quinta, Riverside County, California, USA | More |
| Apr 10, 1968 23:57 55 years ago | 2.9 6 km | 32 mi NW of El Sentro, Imperial County, California, USA | More |
| Apr 12, 1968 11:29 55 years ago | 2.9 20 km | 6.1 mi E of Borrego Springs, San Diego County, California, USA | More |
| Apr 14, 1968 01:26 55 years ago | 2.9 6 km | San Diego County, 15 mi SW of Salton City, Imperial County, California, USA | More |
| Apr 23, 1968 11:19 55 years ago | 2.9 6 km | 29 mi NW of El Sentro, Imperial County, California, USA | More |
| Apr 23, 1968 16:23 55 years ago | 2.9 6 km | 11 mi NW of El Sentro, Imperial County, California, USA | More |
| Apr 27, 1968 09:32 55 years ago | 2.9 6 km | San Diego County, 14 mi SW of Salton City, Imperial County, California, USA | More |
| Apr 27, 1968 22:50 55 years ago | 2.9 6 km | 31 mi NW of El Sentro, Imperial County, California, USA | More |
| May 1, 1968 23:53 55 years ago | 2.9 6 km | 6.6 mi S of Salton City, Imperial County, California, USA | More |
| May 1, 1968 23:54 55 years ago | 2.9 6 km | 7.2 mi S of Salton City, Imperial County, California, USA | More |
| May 4, 1968 04:40 55 years ago | 2.9 6 km | San Diego County, 32 mi NW of El Sentro, Imperial County, California, USA | More |
| May 8, 1968 22:30 55 years ago | 2.9 6 km | 14 mi SE of Borrego Springs, San Diego County, California, USA | More |
| May 11, 1968 10:38 55 years ago | 2.9 6 km | 0.6 mi SE of Salton City, Imperial County, California, USA | More |
| Jun 2, 1968 00:02 55 years ago | 2.9 6 km | 28 mi NW of El Sentro, Imperial County, California, USA | More |
| Jun 3, 1968 09:10 55 years ago | 2.9 6 km | 12 mi SE of Borrego Springs, San Diego County, California, USA | More |
| Jun 9, 1968 14:20 55 years ago | 2.9 6 km | 4.4 mi SW of Salton City, Imperial County, California, USA | More |
| Jun 26, 1968 21:38 55 years ago | 2.9 6 km | 4.5 mi SW of Salton City, Imperial County, California, USA | More |
| Jun 28, 1968 08:16 55 years ago | 2.9 6 km | 10.3 mi S of Salton City, Imperial County, California, USA | More |
| Jul 16, 1968 04:08 55 years ago | 2.9 6 km | 12 mi E of Coachella, Riverside County, California, USA | More |
| Aug 23, 1968 21:27 55 years ago | 2.9 6 km | 8.9 mi E of Borrego Springs, San Diego County, California, USA | More |
| Apr 9, 1968 21:13 55 years ago | 2.8 6 km | 23 mi W of Brawley, Imperial County, California, USA | More |
| Apr 13, 1968 13:56 55 years ago | 2.8 6 km | 31 mi NW of El Sentro, Imperial County, California, USA | More |
| Apr 17, 1968 11:16 55 years ago | 2.8 6 km | 8.4 mi E of Borrego Springs, San Diego County, California, USA | More |
| Apr 22, 1968 06:37 55 years ago | 2.8 6 km | 20 mi NW of El Sentro, Imperial County, California, USA | More |
| Apr 29, 1968 07:13 55 years ago | 2.8 6 km | 33 mi NW of El Sentro, Imperial County, California, USA | More |
| May 1, 1968 20:14 55 years ago | 2.8 6 km | 7.7 mi SE of Salton City, Imperial County, California, USA | More |
| May 13, 1968 18:33 55 years ago | 2.8 6 km | 6 mi E of Borrego Springs, San Diego County, California, USA | More |
| May 14, 1968 09:11 55 years ago | 2.8 6 km | 2.9 mi S of Brawley, Imperial County, California, USA | More |
| Jun 3, 1968 06:04 55 years ago | 2.8 6 km | 9.8 mi E of Borrego Springs, San Diego County, California, USA | More |
| Jul 18, 1968 21:17 55 years ago | 2.8 6 km | 7.2 mi NE of Banning, Riverside County, California, USA | More |
| Aug 11, 1968 12:07 55 years ago | 2.8 6 km | 28 mi W of El Sentro, Imperial County, California, USA | More |
| Aug 20, 1968 06:37 55 years ago | 2.8 6 km | 5 mi E of El Sentro, Imperial County, California, USA | More |
| Sep 29, 1968 08:20 55 years ago | 2.8 6 km | 3.5 km N of Nuevo Leon, Mexicali Municipality, Baja California, Mexico | More |
| Apr 10, 1968 23:21 55 years ago | 2.7 6 km | 14 mi S of Salton City, Imperial County, California, USA | More |
| Apr 12, 1968 03:12 55 years ago | 2.7 6 km | San Diego County, 13 mi SW of Salton City, Imperial County, California, USA | More |
| Apr 14, 1968 13:13 55 years ago | 2.7 6 km | 25 mi W of Brawley, Imperial County, California, USA | More |
| Apr 24, 1968 15:57 55 years ago | 2.7 4.4 km | San Diego County, 10.5 mi S of Temecula, Riverside County, California, USA | More |
| May 3, 1968 10:42 55 years ago | 2.7 6 km | 26 mi NW of El Sentro, Imperial County, California, USA | More |
| May 12, 1968 14:24 55 years ago | 2.7 3.1 km | 17 mi SW of La Quinta, Riverside County, California, USA | More |
| May 21, 1968 23:19 55 years ago | 2.7 6 km | 24 mi NW of El Sentro, Imperial County, California, USA | More |
| Jun 3, 1968 12:31 55 years ago | 2.7 6 km | 13 mi SE of Borrego Springs, San Diego County, California, USA | More |
| Jun 7, 1968 00:55 55 years ago | 2.7 11 km | 5.4 mi NE of San Jacinto, Riverside County, California, USA | More |
| Jun 8, 1968 16:14 55 years ago | 2.7 6 km | 26 mi NW of El Sentro, Imperial County, California, USA | More |
| Jun 8, 1968 21:37 55 years ago | 2.7 6 km | 6.6 mi SW of Salton City, Imperial County, California, USA | More |
| Jun 18, 1968 05:34 55 years ago | 2.7 0.2 km | Riverside County, 15 mi SE of Twentynine Palms, San Bernardino County, California, USA | More |
| Aug 20, 1968 01:51 55 years ago | 2.7 6 km | 4.9 mi E of Calexico, Imperial County, California, USA | More |
| Oct 1, 1968 11:12 55 years ago | 2.7 6 km | 14 mi SE of Hemet, Riverside County, California, USA | More |
| Apr 9, 1968 06:46 55 years ago | 2.6 6 km | 3km NNE of Ocotillo Wells, CA (USA) | More |
| Apr 9, 1968 06:50 55 years ago | 2.6 6 km | 3km NNE of Ocotillo Wells, CA (USA) | More |
| Apr 11, 1968 00:37 55 years ago | 2.6 6 km | 26km SE of Ocotillo Wells, CA (USA) | More |
| Apr 11, 1968 09:24 55 years ago | 2.6 6 km | 26km NNE of Ocotillo, CA (USA) | More |
| Apr 13, 1968 08:57 55 years ago | 2.6 6 km | 23km SE of Ocotillo Wells, CA (USA) | More |
| Apr 13, 1968 09:14 55 years ago | 2.6 6 km | 14km SE of Ocotillo Wells, CA (USA) | More |
| Apr 20, 1968 02:03 55 years ago | 2.6 6 km | 25km SE of Ocotillo Wells, CA (USA) | More |
| Apr 22, 1968 07:09 55 years ago | 2.6 6 km | 20km SE of Ocotillo Wells, CA (USA) | More |
| May 4, 1968 23:50 55 years ago | 2.6 6 km | 21km SSE of Ocotillo Wells, CA (USA) | More |
| May 5, 1968 05:43 55 years ago | 2.6 6 km | 15km ENE of Borrego Springs, CA (USA) | More |
| May 5, 1968 16:47 55 years ago | 2.6 6 km | 10km SE of Ocotillo Wells, CA (USA) | More |
| May 9, 1968 00:16 55 years ago | 2.6 6 km | 18km ENE of Borrego Springs, CA (USA) | More |
| Jun 9, 1968 14:48 55 years ago | 2.6 6 km | 22km ESE of Ocotillo Wells, CA (USA) | More |
| Jun 17, 1968 23:10 55 years ago | 2.6 6 km | 27km SSE of Twentynine Palms, CA (USA) | More |
| Aug 20, 1968 01:58 55 years ago | 2.6 6 km | 7km ENE of Calexico, CA (USA) | More |
| Apr 9, 1968 07:00 55 years ago | 2.5 6 km | 10km SE of Borrego Springs, CA (USA) | More |
| May 6, 1968 02:03 55 years ago | 2.5 6 km | 23km SE of Ocotillo Wells, CA (USA) | More |
| May 14, 1968 16:13 55 years ago | 2.5 6 km | 23km SSE of Ocotillo Wells, CA (USA) | More |
| Sep 29, 1968 05:01 55 years ago | 2.5 0 km | 5km SSW of Morongo Valley, CA (USA) | More |
| Apr 12, 1968 22:48 55 years ago | 2.4 6 km | 16km W of Ocotillo Wells, CA (USA) | More |
