M1.7 earthquake 31km ENE of Hydesville, CA

Magnitude

1.7 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Mon, Nov 30, 2020, 1:10 AM PST

UTC

2020-11-30 09:10:26 UTC

Depth

22.2 km (13.8 mi), shallow

Epicenter

40.646° N, 123.755° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.4 km horizontally, 0.6 km in depth

Magnitude uncertainty

±0.13

Depth from

From location

Station coverage gap

79°

Stations used

16

• Hydesville, CaliforniaPopulation 1,237. Forecast31 kmENE
• Bayside, CaliforniaPopulation 17,132. Forecast34 kmSE
• Chico, CaliforniaPopulation 121,345. Forecast192 kmWNW
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast880 kmNNW

After

1. 1.62km N of Redway, CAMon, Nov 30, 9:36 AM PST · 2135 days ago · 27 km deep · 57 km away
2. 1.822km ESE of Rio Dell, CATue, Dec 1, 9:29 PM PST · 2133 days ago · 29 km deep · 24 km away
3. 1.712km WNW of Covelo, CAWed, Dec 2, 5:49 PM PST · 2132 days ago · 6 km deep · 95 km away
4. 2.433km W of Petrolia, CAThu, Dec 3, 12:56 PM PST · 2131 days ago · 16 km deep · 86 km away
5. 1.812km SSW of Ferndale, CAThu, Dec 3, 1:18 PM PST · 2131 days ago · 19 km deep · 52 km away
6. 2.94km NNW of Fortuna, CAFri, Dec 4, 6:37 PM PST · 2130 days ago · 24 km deep · 35 km away · felt by 41
7. 2.78km WSW of Petrolia, CASun, Dec 6, 8:34 AM PST · 2129 days ago · 20 km deep · 66 km away
8. 2.317km S of Shelter Cove, CAMon, Dec 7, 6:16 AM PST · 2128 days ago · 6 km deep · 90 km away
9. 2.122km NNW of Hayfork, CATue, Dec 8, 12:41 AM PST · 2127 days ago · 29 km deep · 39 km away
10. 2.726km WNW of Petrolia, CATue, Dec 8, 8:42 AM PST · 2127 days ago · 24 km deep · 77 km away
11. 2.819km W of Petrolia, CATue, Dec 8, 11:50 AM PST · 2126 days ago · 21 km deep · 74 km away · felt by 1
12. 2.05km NNE of Petrolia, CAWed, Dec 9, 8:52 AM PST · 2126 days ago · 25 km deep · 52 km away
13. 2.626km W of Petrolia, CAThu, Dec 10, 11:49 AM PST · 2124 days ago · 23 km deep · 77 km away · felt by 1
14. 2.550km W of Petrolia, CAThu, Dec 10, 6:36 PM PST · 2124 days ago · 14 km deep · 99 km away · felt by 1
15. 2.324km W of Humboldt Hill, CAThu, Dec 10, 9:57 PM PST · 2124 days ago · 24 km deep · 61 km away
16. 2.120km NNE of Rockport, CASat, Dec 12, 10:42 AM PST · 2122 days ago · 6 km deep · 82 km away
17. 3.020km NNE of Rockport, CASat, Dec 12, 11:20 AM PST · 2122 days ago · 6 km deep · 82 km away · felt by 6
18. 2.312km NNW of Covelo, CAMon, Dec 14, 3:49 AM PST · 2121 days ago · 8 km deep · 92 km away
19. 2.123km NW of Petrolia, CATue, Dec 15, 6:00 AM PST · 2120 days ago · 19 km deep · 66 km away
20. 2.018km SE of Petrolia, CAThu, Dec 17, 6:43 AM PST · 2118 days ago · 13 km deep · 57 km away
21. 4.013km NNE of Petrolia, CAFri, Dec 18, 8:13 AM PST · 2117 days ago · 26 km deep · 47 km away · felt by 29
22. 1.95km WNW of Redway, CASun, Dec 20, 9:54 AM PST · 2115 days ago · 22 km deep · 57 km away
23. 1.77km WNW of Petrolia, CASun, Dec 20, 10:24 PM PST · 2114 days ago · 17 km deep · 62 km away
24. 2.121km NW of Petrolia, CAMon, Dec 21, 2:35 AM PST · 2114 days ago · 18 km deep · 65 km away
25. 2.912km SW of Petrolia, CAFri, Dec 25, 3:55 AM PST · 2110 days ago · 20 km deep · 70 km away · felt by 4
26. 2.311km SW of Petrolia, CAFri, Dec 25, 6:25 AM PST · 2110 days ago · 22 km deep · 68 km away
27. 1.914km SE of Petrolia, CAFri, Dec 25, 4:20 PM PST · 2109 days ago · 12 km deep · 57 km away
28. 2.04km WNW of Petrolia, CASun, Dec 27, 8:28 AM PST · 2108 days ago · 31 km deep · 60 km away
29. 1.92km NW of Redway, CAMon, Dec 28, 8:06 AM PST · 2107 days ago · 22 km deep · 58 km away
30. 2.529km NNW of Hayfork, CAMon, Dec 28, 6:39 PM PST · 2106 days ago · 26 km deep · 41 km away
31. 2.118km WSW of Petrolia, CATue, Dec 29, 1:01 AM PST · 2106 days ago · 21 km deep · 74 km away
32. 2.122km NW of Petrolia, CATue, Dec 29, 2:57 PM PST · 2105 days ago · 20 km deep · 67 km away
33. 2.312km WSW of Rio Dell, CAThu, Dec 31, 2:43 PM PST · 2103 days ago · 20 km deep · 46 km away
34. 2.627km W of Petrolia, CAMon, Jan 4, 5:07 PM PST · 2099 days ago · 19 km deep · 81 km away · felt by 3
35. 2.813km W of Petrolia, CASat, Jan 9, 5:10 AM PST · 2095 days ago · 18 km deep · 67 km away · felt by 3
36. 2.97km WNW of Petrolia, CASat, Jan 9, 1:26 PM PST · 2094 days ago · 19 km deep · 60 km away · felt by 2
37. 3.212km WSW of Petrolia, CAMon, Jan 11, 7:25 PM PST · 2092 days ago · 21 km deep · 69 km away · felt by 6
38. 2.718km WSW of Petrolia, CATue, Jan 12, 8:12 PM PST · 2091 days ago · 17 km deep · 74 km away
39. 2.69km WSW of Petrolia, CAWed, Jan 13, 2:00 AM PST · 2091 days ago · 20 km deep · 66 km away · felt by 1
40. 2.416km SW of Ferndale, CAWed, Jan 13, 6:34 AM PST · 2091 days ago · 23 km deep · 58 km away
41. 1.819km W of Petrolia, CAWed, Jan 13, 12:27 PM PST · 2090 days ago · 20 km deep · 74 km away
42. 2.212km E of Blue Lake, CAThu, Jan 14, 12:11 PM PST · 2089 days ago · 26 km deep · 27 km away
43. 2.230km E of Rio Dell, CAFri, Jan 15, 2:55 AM PST · 2089 days ago · 29 km deep · 20 km away
44. 2.329km NNW of Hayfork, CASat, Jan 16, 1:21 PM PST · 2087 days ago · 24 km deep · 39 km away
45. 2.28km WSW of Petrolia, CASat, Jan 23, 2:32 PM PST · 2080 days ago · 14 km deep · 65 km away
46. 2.214km S of Rio Dell, CATue, Jan 26, 7:48 PM PST · 2077 days ago · 27 km deep · 41 km away
47. 2.824km W of Petrolia, CAWed, Jan 27, 12:38 PM PST · 2076 days ago · 22 km deep · 78 km away

Before

1. 1.824km NW of Covelo, CASun, Nov 29, 10:02 AM PST · 2135 days ago · 10 km deep · 82 km away
2. 2.411km WSW of Petrolia, CASun, Nov 29, 9:54 AM PST · 2136 days ago · 21 km deep · 68 km away
3. 3.512km WSW of Petrolia, CASun, Nov 29, 7:46 AM PST · 2136 days ago · 20 km deep · 69 km away · felt by 16
4. 2.021km NNW of French Gulch, CASat, Nov 28, 9:27 PM PST · 2136 days ago · 16 km deep · 94 km away · felt by 2
5. 2.017km W of Petrolia, CAWed, Nov 25, 6:28 PM PST · 2139 days ago · 18 km deep · 72 km away
6. 2.326km W of Petrolia, CATue, Nov 24, 3:45 PM PST · 2140 days ago · 14 km deep · 81 km away
7. 2.438km W of Petrolia, CAMon, Nov 23, 9:37 AM PST · 2142 days ago · 19 km deep · 90 km away
8. 2.846km W of Petrolia, CASun, Nov 22, 10:06 PM PST · 2142 days ago · 8 km deep · 97 km away
9. 1.724km ENE of Hydesville, CASun, Nov 22, 5:49 PM PST · 2142 days ago · 21 km deep · 7 km away
10. 2.06km WSW of Petrolia, CASun, Nov 22, 10:48 AM PST · 2142 days ago · 7 km deep · 63 km away
11. 2.032km W of Petrolia, CASat, Nov 21, 8:28 PM PST · 2143 days ago · 16 km deep · 85 km away
12. 1.72km SW of Humboldt Hill, CAFri, Nov 20, 10:25 PM PST · 2144 days ago · 9 km deep · 39 km away
13. 2.69km ENE of Hydesville, CAThu, Nov 19, 5:20 PM PST · 2145 days ago · 23 km deep · 22 km away · felt by 15
14. 1.716km SE of Rio Dell, CAWed, Nov 18, 9:07 AM PST · 2147 days ago · 29 km deep · 34 km away
15. 2.123km WNW of Petrolia, CASat, Nov 14, 8:30 PM PST · 2150 days ago · 25 km deep · 72 km away
16. 2.438km WNW of Petrolia, CAFri, Nov 13, 10:37 PM PST · 2151 days ago · 24 km deep · 83 km away
17. 3.335km WNW of Petrolia, CAFri, Nov 13, 9:50 PM PST · 2151 days ago · 23 km deep · 81 km away · felt by 4
18. 2.429km NE of Willow Creek, CAThu, Nov 12, 12:56 PM PST · 2152 days ago · 36 km deep · 60 km away
19. 2.234km W of Petrolia, CAThu, Nov 12, 8:40 AM PST · 2153 days ago · 20 km deep · 88 km away
20. 1.715km SW of Ferndale, CAWed, Nov 11, 6:23 PM PST · 2153 days ago · 19 km deep · 56 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc73489136. Read Mon, Oct 5, 2026, 5:30 AM UTC.