M1.8 earthquake 18km ENE of Willows, CA

Magnitude

1.8 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Fri, Jan 26, 2018, 10:23 AM PST

UTC

2018-01-26 18:23:58 UTC

Depth

21.4 km (13.3 mi), shallow

Epicenter

39.571° N, 121.998° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.5 km horizontally, 1.7 km in depth

Magnitude uncertainty

±0.18

Depth from

From location

Station coverage gap

64°

Stations used

13

• Willows, CaliforniaPopulation 6,069. Forecast18 kmENE
• Chico, CaliforniaPopulation 121,345. Forecast22 kmSW
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast699 kmNNW

After

1. 1.518km SE of Lake Pillsbury, CAFri, Jan 26, 9:15 PM PST · 3173 days ago · 8 km deep · 74 km away
2. 1.736km NNW of Alder Springs, CASat, Jan 27, 4:37 AM PST · 3173 days ago · 3 km deep · 85 km away
3. 1.718km NNW of Lake Pillsbury, CAWed, Jan 31, 3:11 AM PST · 3169 days ago · 8 km deep · 92 km away
4. 2.840km NE of Covelo, CASun, Feb 4, 7:13 PM PST · 3164 days ago · -1 km deep · 92 km away
5. 1.739km NE of Covelo, CAMon, Feb 5, 4:36 PM PST · 3163 days ago · 6 km deep · 93 km away
6. 1.639km NE of Covelo, CAMon, Feb 5, 4:36 PM PST · 3163 days ago · 3 km deep · 94 km away
7. 1.839km NE of Covelo, CAMon, Feb 5, 8:54 PM PST · 3163 days ago · 4 km deep · 94 km away
8. 1.71 km NW of Paxton, CaliforniaTue, Feb 6, 7:08 AM PST · 3163 days ago · 7 km deep · 100 km away
9. 2.014km SE of Anderson, CAWed, Feb 7, 4:01 PM PST · 3161 days ago · 14 km deep · 90 km away
10. 2.025km W of Alder Springs, CAThu, Feb 8, 12:12 PM PST · 3161 days ago · 8 km deep · 87 km away
11. 1.819km ESE of Anderson, CASat, Feb 10, 3:52 AM PST · 3159 days ago · 12 km deep · 90 km away
12. 1.632km NNW of Alder Springs, CATue, Feb 13, 3:54 AM PST · 3156 days ago · 6 km deep · 83 km away
13. 2.216km WNW of Lake Pillsbury, CATue, Feb 13, 8:19 AM PST · 3156 days ago · 2 km deep · 97 km away · felt by 1
14. 1.610km SSE of Hamilton City, CATue, Feb 13, 8:26 AM PST · 3156 days ago · 19 km deep · 9 km away
15. 1.932km NNW of Alder Springs, CATue, Feb 13, 10:54 AM PST · 3156 days ago · -1 km deep · 83 km away · felt by 2
16. 2.08km NNE of Clearlake, CAWed, Feb 14, 10:04 PM PST · 3154 days ago · 4 km deep · 79 km away · felt by 2
17. 1.612km SSE of Willows, CAWed, Feb 14, 11:25 PM PST · 3154 days ago · 26 km deep · 20 km away
18. 1.815km NE of Woodland, CAThu, Feb 15, 10:12 AM PST · 3154 days ago · 14 km deep · 95 km away
19. 1.917km SE of Lake Pillsbury, CAWed, Feb 21, 4:14 AM PST · 3148 days ago · 9 km deep · 75 km away · felt by 1
20. 1.67km E of Clearlake Oaks, CAWed, Feb 21, 8:54 AM PST · 3148 days ago · -1 km deep · 79 km away
21. 1.619km ESE of Lake Pillsbury, CAThu, Feb 22, 2:15 PM PST · 3147 days ago · 12 km deep · 72 km away
22. 1.713km S of Lake Pillsbury, CAFri, Feb 23, 5:14 PM PST · 3145 days ago · 13 km deep · 86 km away
23. 2.441km NE of Covelo, CASat, Feb 24, 5:08 AM PST · 3145 days ago · 3 km deep · 93 km away · felt by 1
24. 1.928km NW of Alder Springs, CASat, Feb 24, 9:47 PM PST · 3144 days ago · 7 km deep · 85 km away
25. 1.738km NNW of Alder Springs, CAMon, Feb 26, 5:46 AM PST · 3143 days ago · 3 km deep · 86 km away
26. 1.937km W of Rancho Tehama Reserve, CAMon, Feb 26, 9:52 AM PST · 3143 days ago · 5 km deep · 84 km away
27. 2.316km S of Hamilton City, CAMon, Feb 26, 3:23 PM PST · 3142 days ago · 24 km deep · 4 km away · felt by 1
28. 1.916km S of Hamilton City, CAMon, Feb 26, 4:06 PM PST · 3142 days ago · 23 km deep · 3 km away
29. 1.919km NE of Upper Lake, CATue, Feb 27, 5:10 PM PST · 3141 days ago · 11 km deep · 74 km away
30. 1.534km WNW of Rancho Tehama Reserve, CAWed, Feb 28, 9:48 AM PST · 3141 days ago · 13 km deep · 92 km away
31. 1.717km ENE of Willows, CASat, Mar 3, 11:58 AM PST · 3138 days ago · 24 km deep · 0 km away
32. 1.812km S of Hamilton City, CASat, Mar 3, 7:44 PM PST · 3137 days ago · 20 km deep · 7 km away
33. 1.515km SW of Chester, CASun, Mar 4, 11:07 PM PST · 3136 days ago · 13 km deep · 90 km away
34. 1.621km WSW of Manton, CAMon, Mar 5, 1:18 AM PST · 3136 days ago · 15 km deep · 84 km away
35. 1.911km ENE of Hidden Valley Lake, CAMon, Mar 5, 6:37 PM PST · 3135 days ago · 11 km deep · 88 km away
36. 1.79km NNE of Clearlake, CAMon, Mar 5, 7:56 PM PST · 3135 days ago · 3 km deep · 78 km away
37. 1.520km SE of Anderson, CAMon, Mar 5, 9:48 PM PST · 3135 days ago · 10 km deep · 86 km away
38. 1.610km NE of Hidden Valley Lake, CATue, Mar 6, 11:08 AM PST · 3135 days ago · 7 km deep · 89 km away
39. 2.513km SSE of Lake Pillsbury, CAThu, Mar 8, 8:21 PM PST · 3132 days ago · 11 km deep · 86 km away
40. 1.610km ENE of Hidden Valley Lake, CASun, Mar 11, 10:56 PM PDT · 3129 days ago · 9 km deep · 89 km away
41. 1.66km W of Almanor, CAMon, Mar 12, 4:39 AM PDT · 3129 days ago · 1 km deep · 95 km away
42. 1.68km W of Upper Lake, CAWed, Mar 14, 7:13 PM PDT · 3126 days ago · -1 km deep · 98 km away
43. 1.52km ESE of Clearlake, CAThu, Mar 15, 7:12 PM PDT · 3125 days ago · 5 km deep · 87 km away
44. 2.019km WSW of Williams, CASat, Mar 17, 9:04 AM PDT · 3124 days ago · 3 km deep · 60 km away
45. 1.619km NE of Upper Lake, CASun, Mar 18, 6:22 AM PDT · 3123 days ago · 7 km deep · 74 km away
46. 1.75km E of Lake Pillsbury, CATue, Mar 20, 1:07 AM PDT · 3121 days ago · 14 km deep · 79 km away
47. 1.610km SSE of Lake Pillsbury, CAThu, Mar 22, 10:45 PM PDT · 3118 days ago · 8 km deep · 82 km away
48. 2.04km NE of Lake Pillsbury, CAThu, Mar 22, 11:18 PM PDT · 3118 days ago · 8 km deep · 81 km away
49. 2.413km ESE of Mineral, CAFri, Mar 23, 9:56 PM PDT · 3117 days ago · 5 km deep · 95 km away
50. 1.818km SE of Lake Pillsbury, CASun, Mar 25, 2:21 PM PDT · 3116 days ago · 8 km deep · 74 km away
51. 1.63km NNE of Belden, CASun, Mar 25, 2:42 PM PDT · 3116 days ago · 8 km deep · 83 km away
52. 1.917km ENE of Willows, CASun, Mar 25, 4:48 PM PDT · 3115 days ago · 23 km deep · 3 km away
53. 1.815km ESE of Lake Pillsbury, CATue, Mar 27, 3:07 AM PDT · 3114 days ago · 8 km deep · 74 km away

Before

1. 2.02km NW of Paxton, CAMon, Jan 22, 6:53 PM PST · 3177 days ago · 1 km deep · 99 km away
2. 1.69km ENE of Hidden Valley Lake, CASun, Jan 21, 4:12 PM PST · 3178 days ago · 7 km deep · 91 km away
3. 1.918km NE of Upper Lake, CAFri, Jan 19, 8:00 PM PST · 3180 days ago · 11 km deep · 73 km away · felt by 1
4. 2.04km WNW of Lower Lake, CAThu, Jan 18, 8:14 PM PST · 3181 days ago · 2 km deep · 92 km away · felt by 14
5. 2.04km WNW of Lower Lake, CAThu, Jan 18, 8:02 PM PST · 3181 days ago · 2 km deep · 91 km away · felt by 7
6. 1.84km SSW of Clearlake, CAThu, Jan 18, 5:56 PM PST · 3181 days ago · 3 km deep · 91 km away · felt by 2
7. 2.64km WNW of Lower Lake, CAThu, Jan 18, 5:25 PM PST · 3181 days ago · 2 km deep · 91 km away · felt by 35
8. 1.617km ESE of Anderson, CAMon, Jan 15, 10:38 PM PST · 3184 days ago · 15 km deep · 93 km away
9. 1.728km NW of Alder Springs, CAMon, Jan 15, 3:13 PM PST · 3184 days ago · 8 km deep · 85 km away
10. 2.620km E of Red Bluff, CASat, Jan 13, 1:51 PM PST · 3187 days ago · 66 km deep · 70 km away
11. 1.817km SE of Lake Pillsbury, CASat, Jan 13, 9:52 AM PST · 3187 days ago · 10 km deep · 74 km away
12. 1.624km NNW of Lake Pillsbury, CAThu, Jan 11, 12:05 AM PST · 3189 days ago · 7 km deep · 93 km away
13. 1.713km NE of Talmage, CAWed, Jan 10, 4:16 AM PST · 3190 days ago · -1 km deep · 100 km away
14. 2.113km SE of Mineral, CASun, Jan 7, 12:44 AM PST · 3193 days ago · 0 km deep · 93 km away · felt by 2
15. 1.618km NE of Nice, CAThu, Jan 4, 6:48 AM PST · 3196 days ago · 10 km deep · 71 km away
16. 1.914km ESE of Hidden Valley Lake, CAThu, Jan 4, 3:33 AM PST · 3196 days ago · 8 km deep · 99 km away · felt by 2
17. 2.618km NE of Upper Lake, CATue, Jan 2, 2:22 PM PST · 3198 days ago · 12 km deep · 73 km away · felt by 1
18. 1.632km NNW of Alder Springs, CAMon, Jan 1, 9:27 PM PST · 3198 days ago · 3 km deep · 83 km away
19. 1.632km NNW of Alder Springs, CAMon, Jan 1, 8:49 PM PST · 3198 days ago · 6 km deep · 84 km away
20. 1.914km SSE of Lake Pillsbury, CASat, Dec 30, 10:46 AM PST · 3201 days ago · 9 km deep · 86 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc72958921. Read Mon, Oct 5, 2026, 10:20 AM UTC.