M2.1 earthquake 4km NNE of Walnut, CA

Magnitude

2.1 (Mh), micro

Magnitude from

Southern California Seismic Network

Local time

Thu, Dec 30, 1976, 6:26 PM PST

UTC

1976-12-31 02:26:21 UTC

Depth

6.6 km (4.1 mi), shallow

Epicenter

34.057° N, 117.851° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Depth from

From location

Station coverage gap

53°

Stations used

0

• Walnut, CaliforniaPopulation 30,237. Forecast4 kmNNE
• West Covina, CaliforniaPopulation 108,484. Forecast8 kmE
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast36 kmE

After

1. 2.97km SW of Pearblossum, CAFri, Dec 31, 5:00 PM PST · 18171 days ago · 4 km deep · 46 km away
2. 1.512km NNE of Simi Valley, CAFri, Dec 31, 5:25 PM PST · 18171 days ago · 19 km deep · 83 km away
3. 2.05km N of Fontana, CASat, Jan 1, 2:36 AM PST · 18171 days ago · 0 km deep · 38 km away
4. 1.66km NW of Granada Hills, CASun, Jan 2, 9:14 PM PST · 18169 days ago · 12 km deep · 71 km away
5. 1.511km S of Malibu Beach, CAMon, Jan 3, 11:38 PM PST · 18168 days ago · 11 km deep · 79 km away
6. 2.212km NE of Simi Valley, CATue, Jan 4, 10:53 AM PST · 18167 days ago · 23 km deep · 82 km away
7. 1.812km NE of Apple Valley, CAFri, Jan 7, 5:15 AM PST · 18165 days ago · 6 km deep · 91 km away
8. 1.713km N of Cabazon, CAFri, Jan 7, 7:16 AM PST · 18165 days ago · 4 km deep · 100 km away
9. 1.814km N of Cabazon, CAFri, Jan 7, 9:02 AM PST · 18165 days ago · 6 km deep · 99 km away
10. 1.814km N of Cabazon, CAFri, Jan 7, 9:58 AM PST · 18165 days ago · 6 km deep · 99 km away
11. 2.69km WNW of Adelanto, CASat, Jan 8, 1:03 PM PST · 18163 days ago · 6 km deep · 68 km away
12. 1.73km W of Cabazon, CASun, Jan 9, 8:10 AM PST · 18163 days ago · 15 km deep · 96 km away
13. 2.04km E of Santa Clarita, CAMon, Jan 10, 3:12 PM PST · 18161 days ago · 20 km deep · 68 km away
14. 2.03km SE of Mentone, CAMon, Jan 10, 9:07 PM PST · 18161 days ago · 13 km deep · 69 km away
15. 1.92km NNW of Cabazon, CAMon, Jan 10, 10:52 PM PST · 18161 days ago · 12 km deep · 98 km away
16. 1.58km E of Santa Clarita, CAWed, Jan 12, 1:56 PM PST · 18159 days ago · 6 km deep · 65 km away
17. 1.85km SW of Pearblossum, CAThu, Jan 13, 5:01 PM PST · 18158 days ago · 9 km deep · 47 km away
18. 2.05km NE of Yorba Linda, CAFri, Jan 14, 9:23 PM PST · 18157 days ago · 2 km deep · 17 km away
19. 1.84km W of Devore, CASat, Jan 15, 9:04 PM PST · 18156 days ago · 12 km deep · 42 km away
20. 1.712km S of Las Flores, CASat, Jan 15, 10:18 PM PST · 18156 days ago · 10 km deep · 74 km away
21. 3.411km ESE of Piru, CASun, Jan 16, 4:39 PM PST · 18155 days ago · 17 km deep · 84 km away
22. 2.211km ESE of Piru, CASun, Jan 16, 4:43 PM PST · 18155 days ago · 18 km deep · 84 km away
23. 1.511km NNE of Simi Valley, CASun, Jan 16, 5:53 PM PST · 18155 days ago · 20 km deep · 84 km away
24. 2.312km ESE of Piru, CASun, Jan 16, 6:16 PM PST · 18155 days ago · 15 km deep · 83 km away
25. 2.111km NNE of Simi Valley, CASun, Jan 16, 6:58 PM PST · 18155 days ago · 19 km deep · 84 km away
26. 1.712km ESE of Piru, CAMon, Jan 17, 7:17 AM PST · 18155 days ago · 18 km deep · 84 km away
27. 1.82km SSW of Malibu, CAMon, Jan 17, 9:42 PM PST · 18154 days ago · 7 km deep · 89 km away
28. 2.011km NNE of Lake Arrowhead, CATue, Jan 18, 4:18 AM PST · 18154 days ago · 4 km deep · 73 km away
29. 2.86km NE of San Jacinto, CATue, Jan 18, 4:54 AM PST · 18154 days ago · 11 km deep · 91 km away
30. 2.27km NE of San Jacinto, CATue, Jan 18, 5:34 AM PST · 18154 days ago · 9 km deep · 91 km away
31. 2.76km NE of San Jacinto, CATue, Jan 18, 7:09 AM PST · 18154 days ago · 10 km deep · 90 km away
32. 1.97km NE of San Jacinto, CATue, Jan 18, 8:02 AM PST · 18154 days ago · 6 km deep · 91 km away
33. 2.17km NE of San Jacinto, CATue, Jan 18, 1:24 PM PST · 18153 days ago · 10 km deep · 91 km away
34. 2.15km E of Malibu, CATue, Jan 18, 11:48 PM PST · 18153 days ago · 10 km deep · 84 km away
35. 2.14km NW of Beaumont, CAFri, Jan 21, 3:52 PM PST · 18150 days ago · 15 km deep · 79 km away
36. 1.612km ESE of Piru, CASat, Jan 22, 7:10 AM PST · 18150 days ago · 23 km deep · 84 km away
37. 1.610km ESE of Piru, CASat, Jan 22, 11:55 AM PST · 18149 days ago · 23 km deep · 86 km away
38. 2.312km SW of Valencia, CASat, Jan 22, 12:53 PM PST · 18149 days ago · 15 km deep · 82 km away
39. 2.010km WSW of Malibu, CASun, Jan 23, 5:01 AM PST · 18149 days ago · 15 km deep · 99 km away
40. 1.98km NE of Lake Arrowhead, CASun, Jan 23, 7:22 AM PST · 18149 days ago · 8 km deep · 72 km away
41. 2.14km NW of Pacoima, CASun, Jan 23, 12:17 PM PST · 18148 days ago · 8 km deep · 63 km away
42. 1.93km NNE of San Juan Capistrano, CAMon, Jan 24, 1:40 AM PST · 18148 days ago · 13 km deep · 62 km away
43. 2.04km SSW of Ladera Ranch, CAMon, Jan 24, 1:47 AM PST · 18148 days ago · 9 km deep · 61 km away
44. 2.82km E of Compton, CAMon, Jan 24, 3:35 AM PST · 18148 days ago · 5 km deep · 36 km away
45. 1.68km SSW of Pearblossum, CAMon, Jan 24, 1:59 PM PST · 18147 days ago · 6 km deep · 43 km away
46. 2.26km N of Fontana, CAMon, Jan 24, 5:35 PM PST · 18147 days ago · 4 km deep · 37 km away
47. 2.09km SSW of Pearblossum, CATue, Jan 25, 11:43 PM PST · 18146 days ago · 6 km deep · 43 km away
48. 1.68km NE of Santa Clarita, CAThu, Jan 27, 11:17 AM PST · 18144 days ago · 11 km deep · 70 km away
49. 2.510km N of Sunland, CAThu, Jan 27, 1:30 PM PST · 18144 days ago · 3 km deep · 51 km away
50. 2.512km ESE of Piru, CAThu, Jan 27, 5:11 PM PST · 18144 days ago · 11 km deep · 83 km away
51. 1.56km NE of San Jacinto, CAThu, Jan 27, 11:24 PM PST · 18144 days ago · 14 km deep · 90 km away
52. 1.54km WNW of San Jacinto, CAFri, Jan 28, 3:11 AM PST · 18144 days ago · 16 km deep · 84 km away
53. 1.59km SE of Piru, CASat, Jan 29, 9:29 AM PST · 18143 days ago · 21 km deep · 87 km away
54. 1.55km SSE of Calimesa, CASat, Jan 29, 7:24 PM PST · 18142 days ago · 18 km deep · 77 km away
55. 1.58km SSE of Piru, CASun, Jan 30, 9:49 PM PST · 18141 days ago · 20 km deep · 89 km away
56. 1.53km NNW of Fontana, CAMon, Jan 31, 7:09 AM PST · 18141 days ago · 12 km deep · 36 km away
57. 2.16km NW of Pacoima, CAMon, Jan 31, 11:36 AM PST · 18140 days ago · 5 km deep · 65 km away
58. 2.23km NW of San Clemente, CATue, Feb 1, 11:58 AM PST · 18139 days ago · 13 km deep · 71 km away
59. 1.62km WSW of Fontana, CATue, Feb 1, 8:09 PM PST · 18139 days ago · 8 km deep · 34 km away
60. 1.86km E of Santa Clarita, CATue, Feb 1, 11:57 PM PST · 18139 days ago · 9 km deep · 68 km away

The first 60 of 101.

Before

1. 2.13km S of Calabasas, CAThu, Dec 30, 6:13 PM PST · 18172 days ago · 1 km deep · 73 km away
2. 2.63km WNW of Lytle Creek, CAWed, Dec 29, 6:25 PM PST · 18173 days ago · 10 km deep · 38 km away
3. 2.48km N of Cabazon, CATue, Dec 28, 8:31 AM PST · 18175 days ago · 20 km deep · 100 km away
4. 2.46km SW of Pearblossum, CAMon, Dec 27, 3:44 AM PST · 18176 days ago · 8 km deep · 47 km away
5. 1.61km S of South Pasadena, CAFri, Dec 24, 5:15 PM PST · 18178 days ago · 5 km deep · 28 km away
6. 2.31km ENE of Cabazon, CAFri, Dec 24, 3:37 AM PST · 18179 days ago · 5 km deep · 100 km away
7. 2.72km NNW of Cabazon, CAFri, Dec 24, 3:36 AM PST · 18179 days ago · 10 km deep · 99 km away
8. 2.211km SE of Malibu, CAWed, Dec 22, 7:49 PM PST · 18180 days ago · 13 km deep · 82 km away
9. 1.86km NE of Lake View Terrace, CAMon, Dec 20, 8:09 PM PST · 18182 days ago · 3 km deep · 52 km away
10. 2.65km NE of Lytle Creek, CASat, Dec 18, 8:57 AM PST · 18185 days ago · 10 km deep · 44 km away
11. 2.13km NNW of Fontana, CAFri, Dec 17, 10:33 AM PST · 18185 days ago · 6 km deep · 36 km away
12. 2.41km ESE of Rowland Heights, CAThu, Dec 16, 3:46 PM PST · 18186 days ago · 7 km deep · 10 km away
13. 2.63km NNW of Valencia, CATue, Dec 14, 10:09 PM PST · 18188 days ago · 3 km deep · 82 km away
14. 2.010km SSW of Agua Dulce, CAMon, Dec 13, 3:23 PM PST · 18189 days ago · 10 km deep · 62 km away
15. 2.16km SW of Pearblossum, CAMon, Dec 13, 7:45 AM PST · 18190 days ago · 8 km deep · 47 km away
16. 2.36km SW of Pearblossum, CAMon, Dec 13, 12:26 AM PST · 18190 days ago · 8 km deep · 47 km away
17. 2.310km S of Malibu Beach, CASun, Dec 12, 2:14 PM PST · 18190 days ago · 11 km deep · 80 km away
18. 2.810km S of Malibu Beach, CASat, Dec 11, 3:50 AM PST · 18192 days ago · 13 km deep · 80 km away
19. 2.29km SSW of Malibu Beach, CASat, Dec 11, 3:46 AM PST · 18192 days ago · 13 km deep · 81 km away
20. 2.410km SSW of Malibu Beach, CASat, Dec 11, 3:45 AM PST · 18192 days ago · 12 km deep · 80 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci150197. Read Fri, Oct 2, 2026, 5:50 AM UTC.