M3.8 earthquake 12km N of Avalon, CA

Magnitude

3.8 (ml), minor

Local time

Wed, Jul 7, 1937, 3:12 AM GMT-8

UTC

1937-07-07 11:12:38 UTC

Depth

6.0 km (3.7 mi), shallow

Epicenter

33.448° N, 118.306° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 4.5 km horizontally, 31.6 km in depth

Magnitude uncertainty

±0.13

Depth from

Operator assigned

Station coverage gap

246°, poorly surrounded by stations

Stations used

4

• Avalon, CaliforniaPopulation 3,799. Forecast12 kmN
• San Pedro, CaliforniaPopulation 83,556. Forecast32 kmS
• Huntington Beach, CaliforniaPopulation 201,899. Forecast37 kmSW
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast67 kmS

After

1. 1.510km N of La Crescenta-Montrose, CAFri, Jul 9, 2:38 PM GMT-8 · 32582 days ago · 0 km deep · 97 km away
2. 2.414km WSW of Dana Point, CASat, Jul 31, 3:57 AM GMT-8 · 32560 days ago · 6 km deep · 44 km away
3. 2.91km NW of Huntington Park, CASun, Aug 1, 10:24 PM GMT-8 · 32559 days ago · 6 km deep · 60 km away
4. 2.68km WSW of Malibu, CAMon, Aug 2, 12:16 AM GMT-8 · 32559 days ago · 6 km deep · 80 km away
5. 1.82km SE of Burbank, CAWed, Aug 4, 11:14 PM GMT-8 · 32556 days ago · 6 km deep · 80 km away
6. 2.34km ENE of Los Angeles, CAWed, Aug 4, 11:59 PM GMT-8 · 32556 days ago · 5 km deep · 70 km away
7. 1.64km NE of La Crescenta-Montrose, CAWed, Aug 11, 10:04 AM GMT-8 · 32549 days ago · 13 km deep · 91 km away
8. 2.514km N of Avalon, CAFri, Aug 13, 4:34 AM GMT-8 · 32547 days ago · 6 km deep · 2 km away
9. 3.01km WNW of Signal Hill, CAMon, Aug 16, 9:03 PM GMT-8 · 32544 days ago · 6 km deep · 42 km away
10. 1.63km NNE of Carson, CAMon, Aug 16, 11:19 PM GMT-8 · 32544 days ago · 6 km deep · 45 km away
11. 3.28km SSW of Signal Hill, CAMon, Aug 16, 11:50 PM GMT-8 · 32544 days ago · 6 km deep · 34 km away
12. 3.03km SSE of Chatsworth, CAWed, Aug 18, 12:03 AM GMT-8 · 32543 days ago · 14 km deep · 91 km away
13. 2.14km N of Chatsworth, CAWed, Aug 18, 3:13 PM GMT-8 · 32542 days ago · 6 km deep · 98 km away
14. 2.52km SSW of Lomita, CAWed, Aug 18, 10:06 PM GMT-8 · 32542 days ago · 6 km deep · 36 km away
15. 2.12km NW of Costa Mesa, CASat, Aug 21, 4:28 AM GMT-8 · 32539 days ago · 6 km deep · 44 km away
16. 1.83km NW of Carson, CASun, Aug 29, 4:49 AM GMT-8 · 32531 days ago · 6 km deep · 45 km away
17. 2.121km SSE of San Pedro, CATue, Aug 31, 11:24 PM GMT-8 · 32529 days ago · 6 km deep · 13 km away

Before

1. 2.912km S of Las Flores, CAMon, Jul 5, 7:48 PM GMT-8 · 32586 days ago · 6 km deep · 61 km away
2. 2.33km SSW of Mira Loma, CASun, Jul 4, 6:32 PM GMT-8 · 32587 days ago · 6 km deep · 92 km away
3. 1.63km WSW of Westminster, CAWed, Jun 30, 4:40 AM GMT-8 · 32591 days ago · 6 km deep · 42 km away
4. 2.67km ESE of Avalon, CATue, Jun 15, 12:09 PM GMT-8 · 32606 days ago · 6 km deep · 15 km away
5. 2.02km SW of Rancho Santa Margarita, CASat, Jun 12, 6:04 AM GMT-8 · 32609 days ago · 6 km deep · 67 km away
6. 3.01km WNW of Huntington Beach, CAThu, Jun 10, 10:10 PM GMT-8 · 32611 days ago · 6 km deep · 39 km away
7. 3.129km SSW of San Clemente Is. (NW tip), CAWed, Jun 9, 9:01 PM GMT-8 · 32612 days ago · 6 km deep · 82 km away
8. 2.114km WSW of Laguna Beach, CATue, Jun 8, 8:39 PM GMT-8 · 32613 days ago · 6 km deep · 37 km away
9. 2.111km SW of Laguna Beach, CAMon, Jun 7, 1:40 PM GMT-8 · 32614 days ago · 6 km deep · 40 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci3364308. Read Tue, Sep 22, 2026, 10:31 PM UTC.