M1.9 earthquake 19 km E of Willows, CA

Magnitude

1.9 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Thu, Jun 18, 2026, 9:37 PM PDT

UTC

2026-06-19 04:37:13 UTC

Depth

15.8 km (9.8 mi), shallow

Epicenter

39.502° N, 121.976° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 1.6 km horizontally, 3.1 km in depth

Magnitude uncertainty

±0.23

Depth from

From location

Station coverage gap

217°, poorly surrounded by stations

Stations used

5

• Willows, CaliforniaPopulation 6,069. Forecast19 kmE
• Chico, CaliforniaPopulation 121,345. Forecast28 kmSSW
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast691 kmNNW

After

1. 2.221 km NE of Alder Springs, CASun, Jun 21, 5:27 AM PDT · 106 days ago · 11 km deep · 58 km away
2. 1.618 km NNE of Nice, CAMon, Jun 22, 6:46 AM PDT · 105 days ago · 4 km deep · 71 km away
3. 2.411 km NNE of Gerber, CATue, Jun 23, 9:18 PM PDT · 103 days ago · 27 km deep · 73 km away
4. 1.612 km SW of Manton, CATue, Jun 23, 11:02 PM PDT · 103 days ago · 5 km deep · 94 km away
5. 2.710 km SW of Manton, CAWed, Jun 24, 4:02 AM PDT · 103 days ago · 10 km deep · 95 km away · felt by 2
6. 1.812 km SW of Manton, CAWed, Jun 24, 4:44 AM PDT · 103 days ago · 11 km deep · 94 km away
7. 1.811 km SW of Manton, CAWed, Jun 24, 4:48 AM PDT · 103 days ago · 10 km deep · 94 km away
8. 2.013 km SW of Manton, CAWed, Jun 24, 4:49 AM PDT · 103 days ago · 1 km deep · 93 km away · felt by 1
9. 1.611 km NNE of Lake Pillsbury, CAThu, Jun 25, 4:33 PM PDT · 101 days ago · 9 km deep · 80 km away
10. 2.05 km NE of Alder Springs, CASun, Jun 28, 9:49 AM PDT · 99 days ago · 10 km deep · 65 km away
11. 2.34 km NNW of Belden, CASun, Jun 28, 10:50 AM PDT · 99 days ago · 12 km deep · 85 km away
12. 3.915 km NNE of Alder Springs, CAThu, Jul 2, 6:39 PM PDT · 94 days ago · 14 km deep · 68 km away · felt by 5
13. 1.52 km NNW of Cobb, CAFri, Jul 3, 2:20 AM PDT · 94 days ago · 0 km deep · 99 km away
14. 2.616 km NNE of Red Bluff, CASun, Jul 5, 7:49 PM PDT · 91 days ago · 25 km deep · 92 km away · felt by 1
15. 1.518 km NE of Upper Lake, CATue, Jul 7, 7:12 PM PDT · 89 days ago · 7 km deep · 72 km away
16. 1.717 km NE of Red Bluff, CATue, Jul 7, 10:24 PM PDT · 89 days ago · 14 km deep · 89 km away
17. 1.813 km SW of Manton, CASat, Jul 11, 6:59 AM PDT · 86 days ago · -1 km deep · 93 km away
18. 1.815 km NNE of Alder Springs, CASat, Jul 18, 11:07 AM PDT · 79 days ago · 14 km deep · 69 km away
19. 2.017 km E of Willows, CASat, Jul 18, 10:35 PM PDT · 78 days ago · 30 km deep · 5 km away
20. 2.17 km ESE of Challenge-Brownsville, CAThu, Jul 23, 11:29 PM PDT · 73 days ago · 14 km deep · 68 km away
21. 2.24 km WSW of Hamilton City, CAFri, Jul 24, 12:48 AM PDT · 73 days ago · 28 km deep · 26 km away
22. 1.713 km N of Upper Lake, CASun, Jul 26, 7:46 AM PDT · 71 days ago · 8 km deep · 82 km away
23. 1.715 km ESE of Lake Pillsbury, CAThu, Jul 30, 3:34 PM PDT · 66 days ago · 11 km deep · 73 km away
24. 2.518 km NE of Upper Lake, CAThu, Jul 30, 11:51 PM PDT · 66 days ago · 6 km deep · 74 km away · felt by 1
25. 1.74 km ESE of Lake Pillsbury, CAFri, Jul 31, 3:39 PM PDT · 65 days ago · 12 km deep · 81 km away
26. 2.515 km S of Hamilton City, CATue, Aug 4, 1:54 PM PDT · 61 days ago · 29 km deep · 12 km away
27. 2.05 km E of Hidden Valley Lake, CASat, Aug 8, 3:33 AM PDT · 58 days ago · 9 km deep · 89 km away
28. 2.59 km E of Rancho Tehama Reserve, CAMon, Aug 10, 9:57 PM PDT · 55 days ago · 37 km deep · 62 km away
29. 1.79 km ESE of Lake Pillsbury, CASun, Aug 16, 8:47 PM PDT · 49 days ago · 7 km deep · 79 km away

Before

1. 1.922 km NW of Alder Springs, CAThu, Jun 18, 8:56 AM PDT · 109 days ago · 0 km deep · 87 km away
2. 1.613 km WNW of Lake Pillsbury, CATue, Jun 16, 8:28 AM PDT · 111 days ago · 3 km deep · 97 km away
3. 2.318 km S of Mineral, CAMon, Jun 15, 2:27 PM PDT · 111 days ago · 5 km deep · 86 km away
4. 2.717 km NE of Red Bluff, CAFri, Jun 12, 7:35 PM PDT · 114 days ago · 13 km deep · 86 km away
5. 2.218 km NE of Red Bluff, CAFri, Jun 12, 7:23 PM PDT · 114 days ago · 12 km deep · 87 km away · felt by 1
6. 2.017 km NE of Red Bluff, CAWed, Jun 10, 11:54 PM PDT · 116 days ago · 13 km deep · 87 km away
7. 1.813 km SW of Manton, CASat, Jun 6, 2:13 PM PDT · 120 days ago · 4 km deep · 93 km away
8. 1.818 km NNE of Nice, CAThu, Jun 4, 10:43 AM PDT · 123 days ago · 5 km deep · 71 km away
9. 2.74 km WSW of Red Bluff, CAWed, Jun 3, 2:15 PM PDT · 123 days ago · 41 km deep · 77 km away · felt by 1
10. 1.817 km NE of Upper Lake, CASun, May 31, 12:36 AM PDT · 127 days ago · 3 km deep · 72 km away
11. 1.70 km N of Lakeport, CASat, May 30, 6:07 PM PDT · 127 days ago · 5 km deep · 95 km away
12. 1.915 km NE of Red Bluff, CASat, May 30, 5:33 PM PDT · 127 days ago · 9 km deep · 85 km away
13. 1.928 km WNW of Rancho Tehama Reserve, CAThu, May 28, 5:17 PM PDT · 129 days ago · 6 km deep · 92 km away
14. 1.716 km ENE of Red Bluff, CAThu, May 28, 9:58 AM PDT · 130 days ago · 8 km deep · 85 km away
15. 2.715 km ENE of Red Bluff, CAThu, May 28, 7:51 AM PDT · 130 days ago · 10 km deep · 83 km away
16. 2.228 km WNW of Rancho Tehama Reserve, CAWed, May 27, 11:52 PM PDT · 130 days ago · 8 km deep · 92 km away
17. 2.328 km WNW of Rancho Tehama Reserve, CAWed, May 27, 11:00 PM PDT · 130 days ago · 7 km deep · 92 km away
18. 2.429 km WNW of Rancho Tehama Reserve, CAWed, May 27, 10:21 PM PDT · 130 days ago · 7 km deep · 92 km away
19. 1.59 km WNW of Upper Lake, CAWed, May 27, 6:26 PM PDT · 130 days ago · 8 km deep · 95 km away
20. 1.914 km NNE of Angwin, CASun, May 24, 4:49 AM PDT · 134 days ago · 10 km deep · 97 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc75379451. Read Mon, Oct 5, 2026, 7:42 AM UTC.