M1.7 earthquake 33 km SW of Etna, California

Magnitude

1.7 (md), micro

Local time

Thu, May 14, 1981, 7:25 PM PDT

UTC

1981-05-15 02:25:46 UTC

Depth

4.5 km (2.8 mi), shallow

Epicenter

41.272° N, 123.214° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 25.0 km horizontally, 32.0 km in depth

Magnitude uncertainty

±0.01

Depth from

From location

Station coverage gap

309°, poorly surrounded by stations

Stations used

4

• Etna, CaliforniaPopulation 716. Forecast34 kmSW
• McKinleyville, CaliforniaPopulation 15,177. Forecast83 kmENE
• Chico, CaliforniaPopulation 121,345. Forecast207 kmNNW

After

1. 2.214 km WSW of Trinidad, CaliforniaFri, May 15, 4:46 PM PDT · 16566 days ago · 5 km deep · 95 km away
2. 2.12 km NW of Willow Creek, CaliforniaMon, May 18, 11:25 AM PDT · 16563 days ago · 5 km deep · 51 km away
3. 2.47 km NNW of Manila, CaliforniaMon, May 18, 11:27 AM PDT · 16563 days ago · 6 km deep · 90 km away
4. 1.617 km ENE of Hydesville, CaliforniaFri, May 22, 7:34 AM PDT · 16559 days ago · 21 km deep · 93 km away
5. 1.914 km NE of Hydesville, CaliforniaMon, May 25, 9:54 AM PDT · 16556 days ago · 24 km deep · 96 km away
6. 1.9Northern CaliforniaMon, May 25, 5:41 PM PDT · 16556 days ago · 22 km deep · 99 km away
7. 2.27 km E of Hyampom, CaliforniaFri, May 29, 10:09 PM PDT · 16552 days ago · 4 km deep · 73 km away
8. 3.711 km SW of Willow Creek, CaliforniaSat, May 30, 8:36 PM PDT · 16551 days ago · 28 km deep · 63 km away
9. 1.57 km WNW of McKinleyville, CaliforniaThu, Jun 4, 2:01 PM PDT · 16546 days ago · 20 km deep · 87 km away
10. 1.92 km S of Lakehead, CaliforniaThu, Jun 4, 2:40 PM PDT · 16546 days ago · 3 km deep · 82 km away
11. 1.513 km NE of Fieldbrook, CaliforniaMon, Jun 8, 10:07 PM PDT · 16542 days ago · 5 km deep · 64 km away
12. 2.513 km NW of Manila, CaliforniaFri, Jun 12, 1:29 AM PDT · 16539 days ago · 10 km deep · 98 km away
13. 2.6near the coast of Northern CaliforniaFri, Jun 12, 6:07 AM PDT · 16538 days ago · 11 km deep · 97 km away
14. 2.413 km NW of Manila, CaliforniaFri, Jun 12, 7:47 AM PDT · 16538 days ago · 11 km deep · 98 km away
15. 2.014 km NW of Manila, CaliforniaFri, Jun 12, 7:50 AM PDT · 16538 days ago · 10 km deep · 98 km away
16. 2.613 km NW of Manila, CaliforniaFri, Jun 12, 8:53 AM PDT · 16538 days ago · 12 km deep · 98 km away
17. 3.112 km NW of Manila, CaliforniaFri, Jun 12, 12:45 PM PDT · 16538 days ago · 11 km deep · 97 km away
18. 1.616 km NW of Manila, CaliforniaFri, Jun 12, 2:12 PM PDT · 16538 days ago · 9 km deep · 100 km away
19. 2.414 km NW of Manila, CaliforniaFri, Jun 12, 2:12 PM PDT · 16538 days ago · 9 km deep · 99 km away
20. 1.915 km NW of Manila, CaliforniaFri, Jun 12, 10:11 PM PDT · 16538 days ago · 11 km deep · 100 km away
21. 1.65 km NW of Manila, CaliforniaSat, Jun 13, 12:12 AM PDT · 16538 days ago · 1 km deep · 94 km away
22. 1.76 km NE of Mad River, CaliforniaMon, Jun 15, 6:05 AM PDT · 16535 days ago · -1 km deep · 89 km away
23. 2.57 km ESE of Burnt Ranch, CaliforniaTue, Jun 16, 9:03 AM PDT · 16534 days ago · 5 km deep · 56 km away
24. 1.621 km WNW of Hyampom, CaliforniaFri, Jun 19, 7:14 PM PDT · 16531 days ago · 26 km deep · 78 km away
25. 1.811 km W of Junction City, CaliforniaSun, Jun 21, 3:19 PM PDT · 16529 days ago · 14 km deep · 58 km away
26. 1.815 km W of Mad River, CaliforniaSun, Jun 21, 11:35 PM PDT · 16529 days ago · 1 km deep · 99 km away
27. 2.34 km NNW of Blue Lake, CaliforniaMon, Jun 22, 1:45 PM PDT · 16528 days ago · 5 km deep · 77 km away
28. 1.97 km WSW of Junction City, CaliforniaFri, Jun 26, 10:51 AM PDT · 16524 days ago · 10 km deep · 63 km away
29. 2.0near the coast of Northern CaliforniaMon, Jun 29, 2:10 PM PDT · 16521 days ago · 16 km deep · 81 km away
30. 2.6Northern CaliforniaTue, Jun 30, 12:59 AM PDT · 16521 days ago · 3 km deep · 23 km away
31. 4.311 km NW of Big Lagoon, CaliforniaThu, Jul 2, 1:10 AM PDT · 16519 days ago · 19 km deep · 84 km away
32. 1.66 km W of Trinidad, CaliforniaThu, Jul 2, 1:21 AM PDT · 16519 days ago · 19 km deep · 88 km away
33. 3.94 km SSW of Big Lagoon, CaliforniaThu, Jul 2, 1:22 AM PDT · 16519 days ago · 13 km deep · 80 km away
34. 3.14 km SSE of McKinleyville, CaliforniaThu, Jul 2, 11:49 PM PDT · 16518 days ago · 26 km deep · 82 km away
35. 1.611 km SSW of Burnt Ranch, CaliforniaSat, Jul 4, 10:25 PM PDT · 16516 days ago · 30 km deep · 67 km away
36. 2.09 km NNW of Manila, CaliforniaMon, Jul 6, 2:29 AM PDT · 16515 days ago · 14 km deep · 92 km away
37. 1.917 km SE of Etna, CaliforniaWed, Jul 8, 11:59 PM PDT · 16512 days ago · 3 km deep · 39 km away
38. 1.915 km WSW of Gazelle, CaliforniaThu, Jul 9, 1:59 AM PDT · 16512 days ago · 2 km deep · 49 km away
39. 2.413 km NW of Manila, CaliforniaMon, Jul 13, 10:24 AM PDT · 16507 days ago · 12 km deep · 98 km away
40. 3.213 km NW of Manila, CaliforniaMon, Jul 13, 10:28 AM PDT · 16507 days ago · 11 km deep · 98 km away

Before

1. 2.48 km NE of Mad River, CaliforniaThu, May 14, 1:28 PM PDT · 16567 days ago · 0 km deep · 88 km away
2. 2.23 km W of Blue Lake, CaliforniaThu, May 14, 12:21 AM PDT · 16568 days ago · 0 km deep · 80 km away
3. 3.028 km N of Willow Creek, CaliforniaSun, May 10, 7:52 PM PDT · 16571 days ago · 39 km deep · 32 km away
4. 2.29 km ESE of Hyampom, CaliforniaThu, May 7, 11:27 AM PDT · 16574 days ago · 21 km deep · 77 km away
5. 1.816 km E of Hydesville, CaliforniaSun, May 3, 8:30 PM PDT · 16578 days ago · 92 km deep · 99 km away
6. 2.20 km SE of Trinity Village, CaliforniaSun, May 3, 8:27 PM PDT · 16578 days ago · 5 km deep · 52 km away
7. 1.69 km W of Mad River, CaliforniaSun, May 3, 1:30 PM PDT · 16578 days ago · 4 km deep · 98 km away
8. 1.77 km NE of Mad River, CaliforniaFri, Apr 24, 7:36 PM PST · 16587 days ago · 30 km deep · 88 km away
9. 1.69 km WNW of Mad River, CaliforniaWed, Apr 22, 4:31 AM PST · 16589 days ago · 5 km deep · 95 km away
10. 1.717 km NE of Redcrest, CaliforniaMon, Apr 20, 6:13 PM PST · 16591 days ago · 26 km deep · 98 km away
11. 2.422 km SE of Indianola, CaliforniaMon, Apr 20, 3:02 PM PST · 16591 days ago · 21 km deep · 85 km away
12. 1.622 km SE of Indianola, CaliforniaMon, Apr 20, 12:53 AM PST · 16592 days ago · 22 km deep · 84 km away
13. 2.99 km WNW of McKinleyville, CaliforniaSun, Apr 19, 10:22 PM PST · 16592 days ago · 46 km deep · 90 km away
14. 2.020 km W of Big Lagoon, CaliforniaSat, Apr 18, 7:43 PM PST · 16593 days ago · 8 km deep · 99 km away
15. 2.24 km SSW of Westhaven-Moonstone, CaliforniaSat, Apr 18, 12:18 PM PST · 16593 days ago · 15 km deep · 82 km away
16. 3.829 km WNW of Coffee Creek, CaliforniaWed, Apr 15, 5:32 PM PST · 16596 days ago · 3 km deep · 17 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc1063653. Read Tue, Sep 22, 2026, 9:38 PM UTC.