M3.8 earthquake 20km SSW of Carpinteria, CA

Magnitude

3.8 (ML, local (Richter)), minor

Magnitude from

Southern California Seismic Network

Local time

Wed, Jul 31, 1968, 3:44 PM GMT-7

UTC

1968-07-31 22:44:44 UTC

Depth

8.8 km (5.5 mi), shallow

Epicenter

34.231° N, 119.607° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 2.0 km horizontally, 2.5 km in depth

Magnitude uncertainty

±0.14

Depth from

From location

Station coverage gap

171°

Stations used

14

• Carpinteria, CaliforniaPopulation 13,727. Forecast20 kmSSW
• Oxnard, CaliforniaPopulation 207,254. Forecast40 kmW
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast127 kmW

After

1. 3.121km SSW of Carpinteria, CASat, Aug 3, 5:55 AM GMT-7 · 21245 days ago · 10 km deep · 3 km away
2. 2.716km WNW of Malibu, CATue, Aug 13, 1:41 AM GMT-7 · 21235 days ago · 6 km deep · 62 km away
3. 3.114km N of Los Alamos, CAFri, Aug 16, 5:12 AM GMT-7 · 21232 days ago · 6 km deep · 93 km away
4. 3.417km WNW of Grapevine, CATue, Aug 20, 7:02 PM GMT-7 · 21228 days ago · 13 km deep · 99 km away
5. 2.714km NNE of Montecito, CASun, Sep 8, 3:27 PM GMT-7 · 21209 days ago · 0 km deep · 36 km away

Before

1. 3.414km SSW of Carpinteria, CAWed, Jul 31, 5:19 AM GMT-7 · 21248 days ago · 9 km deep · 7 km away
2. 3.123km SSW of Carpinteria, CAWed, Jul 31, 3:10 AM GMT-7 · 21248 days ago · 10 km deep · 3 km away
3. 2.923km NNW of Santa Cruz Is. (E end), CAWed, Jul 31, 3:08 AM GMT-7 · 21248 days ago · 8 km deep · 4 km away
4. 3.421km NW of Santa Cruz Is. (E end), CATue, Jul 30, 12:11 PM GMT-7 · 21249 days ago · 10 km deep · 11 km away
5. 3.620km NW of Santa Cruz Is. (E end), CAMon, Jul 29, 11:03 PM GMT-7 · 21249 days ago · 9 km deep · 9 km away
6. 3.523km NW of Santa Cruz Is. (E end), CASun, Jul 14, 5:40 AM GMT-7 · 21265 days ago · 2 km deep · 9 km away
7. 3.321km ENE of Santa Cruz Is. (NW end), CAFri, Jul 12, 1:59 PM GMT-7 · 21267 days ago · 2 km deep · 14 km away
8. 3.522km ENE of Santa Cruz Is. (NW end), CAWed, Jul 10, 2:49 PM GMT-7 · 21269 days ago · 6 km deep · 12 km away
9. 3.023km NE of Santa Cruz Is. (NW end), CAWed, Jul 10, 1:14 AM GMT-7 · 21269 days ago · 2 km deep · 12 km away
10. 2.922km S of Santa Barbara, CATue, Jul 9, 12:13 PM GMT-7 · 21270 days ago · 0 km deep · 10 km away
11. 3.222km NNW of Santa Cruz Is. (E end), CAMon, Jul 8, 10:40 PM GMT-7 · 21270 days ago · 7 km deep · 3 km away
12. 3.021km NW of Santa Cruz Is. (E end), CAMon, Jul 8, 4:58 PM GMT-7 · 21271 days ago · 4 km deep · 7 km away
13. 3.121km SSW of Carpinteria, CAMon, Jul 8, 8:56 AM GMT-7 · 21271 days ago · 7 km deep · 3 km away
14. 2.924km SSE of Santa Barbara, CAMon, Jul 8, 8:55 AM GMT-7 · 21271 days ago · 7 km deep · 4 km away
15. 3.822km NW of Santa Cruz Is. (E end), CAMon, Jul 8, 2:18 AM GMT-7 · 21271 days ago · 14 km deep · 6 km away
16. 3.619km SSW of Carpinteria, CAMon, Jul 8, 2:06 AM GMT-7 · 21271 days ago · 12 km deep · 2 km away
17. 3.421km NNW of Santa Cruz Is. (E end), CAMon, Jul 8, 1:22 AM GMT-7 · 21271 days ago · 9 km deep · 3 km away
18. 3.322km NNW of Santa Cruz Is. (E end), CASun, Jul 7, 1:30 PM GMT-7 · 21272 days ago · 7 km deep · 4 km away
19. 3.322km NE of Santa Cruz Is. (NW end), CASun, Jul 7, 9:22 AM GMT-7 · 21272 days ago · 0 km deep · 13 km away
20. 4.619km NE of Santa Cruz Is. (NW end), CASun, Jul 7, 7:33 AM GMT-7 · 21272 days ago · 21 km deep · 18 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci3328649. Read Sat, Oct 3, 2026, 2:21 PM UTC.