M2.9 earthquake 10km NNE of Pacoima, CA

Magnitude

2.9 (ML, local (Richter)), micro

Magnitude from

Southern California Seismic Network

Local time

Fri, Apr 9, 1971, 8:43 PM PST

UTC

1971-04-10 04:43:49 UTC

Depth

8.4 km (5.2 mi), shallow

Epicenter

34.368° N, 118.409° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 1.0 km horizontally, 2.1 km in depth

Magnitude uncertainty

±0.14

Depth from

From location

Station coverage gap

137°

Stations used

8

• Sylmar, CaliforniaPopulation 79,614. Forecast8 kmNNE
• Santa Clarita, CaliforniaPopulation 182,371. Forecast13 kmESE
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast38 kmNNW

After

1. 2.79km ESE of Santa Clarita, CAFri, Apr 9, 9:01 PM PST · 20266 days ago · 0 km deep · 2 km away
2. 2.81km ENE of Tarzana, CASun, Apr 11, 6:44 AM PST · 20264 days ago · 0 km deep · 24 km away
3. 2.63km N of Sunland, CASun, Apr 11, 3:32 PM PST · 20264 days ago · 4 km deep · 14 km away
4. 2.78km N of Lake View Terrace, CAMon, Apr 12, 5:02 PM PST · 20263 days ago · 1 km deep · 6 km away
5. 4.22km SSW of Granada Hills, CAThu, Apr 15, 3:14 AM PST · 20260 days ago · 3 km deep · 16 km away
6. 2.81km E of Tarzana, CAThu, Apr 15, 5:32 AM PST · 20260 days ago · 0 km deep · 25 km away
7. 3.26km ENE of Topanga, CAThu, Apr 15, 10:04 AM PST · 20260 days ago · 0 km deep · 31 km away
8. 2.61km NNW of Lake View Terrace, CAFri, Apr 16, 7:31 AM PST · 20259 days ago · 2 km deep · 10 km away
9. 3.75km WNW of Castaic, CASun, Apr 18, 2:27 PM PST · 20257 days ago · 15 km deep · 28 km away
10. 2.66km NW of Castaic, CAMon, Apr 19, 5:49 AM PST · 20256 days ago · 6 km deep · 30 km away
11. 2.59km E of Santa Clarita, CAMon, Apr 19, 7:54 PM PST · 20256 days ago · 5 km deep · 5 km away
12. 3.15km WNW of Castaic, CAThu, Apr 22, 10:43 PM PST · 20252 days ago · 6 km deep · 29 km away
13. 2.53km NE of Pacoima, CAFri, Apr 23, 11:07 PM PST · 20251 days ago · 0 km deep · 7 km away
14. 2.47km SSW of Lytle Creek, CASat, Apr 24, 4:46 AM PST · 20251 days ago · 2 km deep · 83 km away
15. 2.77km N of Granada Hills, CASat, Apr 24, 5:01 AM PST · 20251 days ago · 16 km deep · 9 km away
16. 4.012km NNE of Lake View Terrace, CASun, Apr 25, 7:48 AM PDT · 20250 days ago · 0 km deep · 9 km away
17. 2.83km NNE of Buena Park, CAMon, Apr 26, 6:30 AM PDT · 20249 days ago · 0 km deep · 66 km away
18. 2.95km N of Pacoima, CATue, Apr 27, 6:28 AM PDT · 20248 days ago · 0 km deep · 5 km away
19. 2.75km SSW of Lake View Terrace, CATue, Apr 27, 2:11 PM PDT · 20248 days ago · 8 km deep · 16 km away
20. 3.38km NNE of Pacoima, CAThu, Apr 29, 6:23 AM PDT · 20246 days ago · 11 km deep · 2 km away
21. 3.710km SW of Agua Dulce, CAFri, Apr 30, 9:25 PM PDT · 20245 days ago · 8 km deep · 7 km away
22. 3.07km N of Pacoima, CASat, May 1, 2:54 PM PDT · 20244 days ago · 2 km deep · 3 km away
23. 2.78km SSE of Santa Clarita, CASat, May 1, 5:04 PM PDT · 20244 days ago · 0 km deep · 6 km away
24. 2.93km WSW of San Fernando, CASun, May 2, 4:42 AM PDT · 20243 days ago · 8 km deep · 12 km away
25. 2.60km E of Granada Hills, CATue, May 4, 3:39 AM PDT · 20241 days ago · 0 km deep · 14 km away
26. 2.77km SSW of Santa Clarita, CATue, May 4, 6:17 PM PDT · 20241 days ago · 1 km deep · 12 km away
27. 2.713km N of Sunland, CAThu, May 6, 11:07 PM PDT · 20238 days ago · 0 km deep · 11 km away
28. 2.89km N of Sunland, CAFri, May 7, 6:08 PM PDT · 20238 days ago · 1 km deep · 10 km away
29. 3.16km W of Castaic, CAMon, May 10, 12:54 PM PDT · 20235 days ago · 13 km deep · 29 km away
30. 2.35km N of Rancho Cucamonga, CAMon, May 10, 4:40 PM PDT · 20235 days ago · 0 km deep · 80 km away
31. 2.911km E of Santa Clarita, CAThu, May 13, 6:25 AM PDT · 20232 days ago · 6 km deep · 4 km away
32. 2.33km WNW of Monterey Park, CAThu, May 13, 2:26 PM PDT · 20232 days ago · 1 km deep · 40 km away
33. 2.29km SW of Agua Dulce, CAThu, May 13, 5:35 PM PDT · 20232 days ago · 10 km deep · 9 km away
34. 2.58km ESE of Santa Clarita, CAThu, May 13, 6:03 PM PDT · 20232 days ago · 8 km deep · 3 km away
35. 2.67km SE of Santa Clarita, CAFri, May 14, 12:43 PM PDT · 20231 days ago · 0 km deep · 4 km away
36. 2.710km ESE of Santa Clarita, CAFri, May 14, 6:41 PM PDT · 20231 days ago · 6 km deep · 2 km away
37. 2.52km SSE of Tarzana, CASat, May 15, 6:15 PM PDT · 20230 days ago · 4 km deep · 27 km away
38. 2.81km NW of Granada Hills, CAMon, May 17, 1:09 AM PDT · 20228 days ago · 6 km deep · 14 km away
39. 2.94km NNW of Pacoima, CAMon, May 17, 1:13 AM PDT · 20228 days ago · 0 km deep · 8 km away
40. 2.72km ESE of Santa Clarita, CATue, May 18, 1:25 AM PDT · 20227 days ago · 0 km deep · 8 km away
41. 3.310km E of Santa Clarita, CATue, May 18, 6:16 AM PDT · 20227 days ago · 8 km deep · 4 km away
42. 2.19km NNW of Lake View Terrace, CATue, May 18, 2:06 PM PDT · 20227 days ago · 4 km deep · 3 km away
43. 2.64km NNW of Lake View Terrace, CATue, May 18, 9:16 PM PDT · 20227 days ago · 1 km deep · 7 km away
44. 2.56km ESE of Santa Clarita, CATue, May 18, 9:50 PM PDT · 20227 days ago · 0 km deep · 4 km away
45. 3.68km ESE of Santa Clarita, CAMon, May 24, 5:37 AM PDT · 20221 days ago · 1 km deep · 4 km away
46. 3.312km NNE of Sunland, CAFri, May 28, 8:18 PM PDT · 20217 days ago · 0 km deep · 13 km away
47. 2.59km SSW of Seal Beach, CAMon, May 31, 7:42 AM PDT · 20214 days ago · 6 km deep · 83 km away
48. 2.56km S of Santa Clarita, CAMon, May 31, 8:59 AM PDT · 20214 days ago · 6 km deep · 10 km away
49. 3.69km SW of Agua Dulce, CATue, Jun 1, 2:25 AM PDT · 20213 days ago · 0 km deep · 7 km away
50. 3.57km NW of Pacoima, CAWed, Jun 2, 4:52 AM PDT · 20212 days ago · 0 km deep · 8 km away
51. 2.52km NNW of Canoga Park, CAWed, Jun 2, 11:00 AM PDT · 20212 days ago · 5 km deep · 25 km away
52. 3.38km NE of Santa Clarita, CAWed, Jun 2, 11:58 PM PDT · 20211 days ago · 2 km deep · 13 km away
53. 2.85km WSW of Agua Dulce, CAWed, Jun 2, 11:59 PM PDT · 20211 days ago · 0 km deep · 12 km away
54. 2.98km ESE of Santa Clarita, CAThu, Jun 3, 6:26 AM PDT · 20211 days ago · 12 km deep · 4 km away
55. 2.37km ESE of Santa Clarita, CAThu, Jun 3, 7:34 PM PDT · 20211 days ago · 11 km deep · 4 km away
56. 2.511km ESE of Santa Clarita, CAThu, Jun 3, 8:40 PM PDT · 20211 days ago · 9 km deep · 3 km away
57. 2.96km NE of Santa Clarita, CAMon, Jun 7, 11:11 PM PDT · 20206 days ago · 9 km deep · 11 km away
58. 3.09km NE of Santa Clarita, CAMon, Jun 7, 11:15 PM PDT · 20206 days ago · 8 km deep · 12 km away

Before

1. 2.87km NNW of Pacoima, CAThu, Apr 8, 2:58 AM PST · 20267 days ago · 4 km deep · 7 km away
2. 2.812km NNE of Sunland, CAWed, Apr 7, 10:55 PM PST · 20267 days ago · 8 km deep · 15 km away
3. 2.75km E of Santa Clarita, CAWed, Apr 7, 12:09 PM PST · 20268 days ago · 0 km deep · 6 km away
4. 3.47km W of Castaic, CATue, Apr 6, 2:28 AM PST · 20269 days ago · 6 km deep · 29 km away
5. 3.06km W of Castaic, CATue, Apr 6, 2:27 AM PST · 20269 days ago · 6 km deep · 29 km away
6. 2.85km WNW of Castaic, CATue, Apr 6, 2:26 AM PST · 20269 days ago · 6 km deep · 29 km away
7. 2.75km WNW of Castaic, CATue, Apr 6, 1:46 AM PST · 20269 days ago · 6 km deep · 29 km away
8. 3.92km W of Granada Hills, CAThu, Apr 1, 9:40 PM PST · 20274 days ago · 8 km deep · 15 km away
9. 2.93km W of Northridge, CAThu, Apr 1, 1:55 PM PST · 20274 days ago · 0 km deep · 21 km away
10. 3.59km ESE of Santa Clarita, CAThu, Apr 1, 1:18 PM PST · 20274 days ago · 1 km deep · 2 km away
11. 3.28km ESE of Santa Clarita, CAThu, Apr 1, 1:15 PM PST · 20274 days ago · 2 km deep · 4 km away
12. 4.18km E of Santa Clarita, CAThu, Apr 1, 7:03 AM PST · 20274 days ago · 12 km deep · 4 km away
13. 2.68km N of Malibu Beach, CAThu, Apr 1, 3:48 AM PST · 20274 days ago · 6 km deep · 40 km away
14. 2.64km WNW of Panorama City, CAWed, Mar 31, 9:38 PM PST · 20275 days ago · 0 km deep · 17 km away
15. 3.32km WNW of Reseda, CAWed, Mar 31, 5:54 PM PST · 20275 days ago · 2 km deep · 22 km away
16. 4.32km W of San Fernando, CAWed, Mar 31, 6:52 AM PST · 20275 days ago · 2 km deep · 11 km away
17. 4.01km NNE of Pacoima, CATue, Mar 30, 12:54 AM PST · 20276 days ago · 1 km deep · 9 km away
18. 2.61km NNW of Pacoima, CAMon, Mar 29, 7:11 AM PST · 20277 days ago · 0 km deep · 9 km away
19. 2.79km E of Santa Clarita, CASun, Mar 28, 12:26 PM PST · 20278 days ago · 0 km deep · 7 km away
20. 3.65km NNE of Granada Hills, CASun, Mar 28, 9:16 AM PST · 20278 days ago · 8 km deep · 9 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci3323049. Read Sat, Oct 3, 2026, 5:29 PM UTC.