M1.7 earthquake 2km NNE of Colton, CA

Magnitude

1.7 (ML, local (Richter)), micro

Magnitude from

Southern California Seismic Network

Local time

Tue, Mar 16, 2021, 12:27 PM PDT

UTC

2021-03-16 19:27:28 UTC

Depth

7.5 km (4.6 mi), shallow

Epicenter

34.090° N, 117.303° W

Region

California

Felt reports

10

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.2 km horizontally, 0.6 km in depth

Magnitude uncertainty

±0.14

Depth from

From location

Station coverage gap

24°

Stations used

51

• Colton, CaliforniaPopulation 54,621. Forecast2 kmNNE
• San Bernardino, CaliforniaPopulation 216,108. Forecast2 kmSSW
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast87 kmE

After

1. 1.62km NE of Colton, CATue, Mar 16, 12:29 PM PDT · 2027 days ago · 10 km deep · 0 km away
2. 2.04km NE of Yorba Linda, CAWed, Mar 17, 7:16 AM PDT · 2027 days ago · 3 km deep · 48 km away · felt by 4
3. 1.83km WNW of Valle Vista, CAWed, Mar 17, 8:17 AM PDT · 2027 days ago · 14 km deep · 50 km away
4. 1.87km SW of Pearblossom, CAThu, Mar 18, 3:52 PM PDT · 2025 days ago · 8 km deep · 73 km away
5. 2.08km NE of Aguanga, CAFri, Mar 19, 1:08 AM PDT · 2025 days ago · 4 km deep · 82 km away
6. 1.76km S of Redlands, CAFri, Mar 19, 12:57 PM PDT · 2024 days ago · 15 km deep · 14 km away · felt by 1
7. 3.02km ESE of Ontario, CASat, Mar 20, 3:49 PM PDT · 2023 days ago · 5 km deep · 28 km away · felt by 524
8. 1.814km WNW of Anza, CASun, Mar 21, 11:50 AM PDT · 2022 days ago · 6 km deep · 72 km away
9. 2.61km ESE of Loma Linda, CASun, Mar 21, 12:04 PM PDT · 2022 days ago · 16 km deep · 7 km away · felt by 4
10. 1.84km SE of Dana Point, CATue, Mar 23, 3:25 AM PDT · 2021 days ago · 13 km deep · 79 km away
11. 1.84km SE of Calimesa, CATue, Mar 23, 7:34 AM PDT · 2021 days ago · 16 km deep · 30 km away
12. 1.63km NW of Valle Vista, CAWed, Mar 24, 10:58 AM PDT · 2020 days ago · 13 km deep · 50 km away
13. 1.99km N of Cabazon, CAWed, Mar 24, 11:55 AM PDT · 2019 days ago · 9 km deep · 48 km away
14. 2.06km SSW of Redlands, CAWed, Mar 24, 1:44 PM PDT · 2019 days ago · 8 km deep · 13 km away · felt by 1
15. 1.53km NW of Fontana, CAWed, Mar 24, 2:50 PM PDT · 2019 days ago · 11 km deep · 16 km away
16. 1.816km ESE of Anza, CAThu, Mar 25, 9:55 PM PDT · 2018 days ago · 13 km deep · 97 km away
17. 1.516km ESE of Anza, CAThu, Mar 25, 10:01 PM PDT · 2018 days ago · 13 km deep · 97 km away
18. 1.510km E of Cabazon, CAFri, Mar 26, 11:52 AM PDT · 2017 days ago · 14 km deep · 61 km away
19. 1.69km S of Banning, CAFri, Mar 26, 7:57 PM PDT · 2017 days ago · 13 km deep · 49 km away · felt by 1
20. 1.98km SSW of Idyllwild, CASat, Mar 27, 3:09 PM PDT · 2016 days ago · 14 km deep · 70 km away
21. 2.18km SSW of Idyllwild, CASat, Mar 27, 3:09 PM PDT · 2016 days ago · 14 km deep · 70 km away
22. 1.514km SE of Anza, CASat, Mar 27, 11:27 PM PDT · 2016 days ago · 11 km deep · 97 km away
23. 1.89km NNW of Anza, CASun, Mar 28, 5:38 AM PDT · 2016 days ago · 13 km deep · 75 km away
24. 1.834km NE of Lucerne Valley, CAWed, Mar 31, 2:54 AM PDT · 2013 days ago · 4 km deep · 84 km away
25. 1.712km N of Banning, CAWed, Mar 31, 6:03 AM PDT · 2013 days ago · 12 km deep · 41 km away
26. 1.812km N of Banning, CAWed, Mar 31, 6:04 AM PDT · 2013 days ago · 13 km deep · 41 km away
27. 1.712km N of Banning, CAWed, Mar 31, 6:42 AM PDT · 2013 days ago · 13 km deep · 41 km away
28. 1.812km N of Banning, CAWed, Mar 31, 8:12 AM PDT · 2013 days ago · 12 km deep · 41 km away · felt by 1
29. 1.712km N of Banning, CAWed, Mar 31, 1:13 PM PDT · 2012 days ago · 13 km deep · 41 km away
30. 1.712km N of Banning, CAWed, Mar 31, 1:13 PM PDT · 2012 days ago · 13 km deep · 41 km away
31. 3.01km ENE of Huntington Park, CAThu, Apr 1, 5:52 AM PDT · 2012 days ago · 13 km deep · 85 km away · felt by 619
32. 1.912km ESE of Anza, CAThu, Apr 1, 9:15 PM PDT · 2011 days ago · 10 km deep · 94 km away · felt by 1
33. 2.27km N of Lake Arrowhead, CAFri, Apr 2, 4:54 AM PDT · 2011 days ago · 7 km deep · 26 km away
34. 1.910km SW of Idyllwild, CAFri, Apr 2, 6:34 AM PDT · 2011 days ago · 14 km deep · 65 km away
35. 1.914km WNW of Anza, CASat, Apr 3, 2:53 AM PDT · 2010 days ago · 5 km deep · 72 km away
36. 1.710km NNE of Running Springs, CASat, Apr 3, 7:41 PM PDT · 2009 days ago · 6 km deep · 31 km away
37. 1.54km N of Beaumont, CASun, Apr 4, 2:14 PM PDT · 2008 days ago · 14 km deep · 33 km away
38. 3.34km N of Beaumont, CASun, Apr 4, 2:14 PM PDT · 2008 days ago · 13 km deep · 33 km away · felt by 145
39. 1.72km SE of Inglewood, CAMon, Apr 5, 4:15 AM PDT · 2008 days ago · 20 km deep · 96 km away · felt by 2
40. 3.02km ENE of Lennox, CAMon, Apr 5, 4:15 AM PDT · 2008 days ago · 20 km deep · 96 km away · felt by 1,055
41. 2.42km NW of Lennox, CAMon, Apr 5, 4:15 AM PDT · 2008 days ago · 24 km deep · 99 km away · felt by 90
42. 4.02km E of Lennox, CAMon, Apr 5, 4:44 AM PDT · 2008 days ago · 19 km deep · 96 km away · felt by 7,217 · tsunami flag
43. 2.02km NW of Lennox, CAMon, Apr 5, 4:46 AM PDT · 2008 days ago · 22 km deep · 99 km away
44. 1.82km WNW of Lennox, CAMon, Apr 5, 4:46 AM PDT · 2008 days ago · 25 km deep · 100 km away
45. 2.02km WNW of Lennox, CAMon, Apr 5, 4:47 AM PDT · 2008 days ago · 24 km deep · 100 km away
46. 2.41km NE of Lennox, CAMon, Apr 5, 4:48 AM PDT · 2008 days ago · 19 km deep · 97 km away · felt by 82
47. 1.62km ENE of Lennox, CAMon, Apr 5, 4:49 AM PDT · 2008 days ago · 20 km deep · 96 km away
48. 1.72km WNW of Lennox, CAMon, Apr 5, 4:49 AM PDT · 2008 days ago · 24 km deep · 100 km away
49. 1.63km W of Inglewood, CAMon, Apr 5, 4:50 AM PDT · 2008 days ago · 21 km deep · 100 km away
50. 2.01km WSW of Inglewood, CAMon, Apr 5, 4:50 AM PDT · 2008 days ago · 20 km deep · 99 km away · felt by 18
51. 1.62km W of Inglewood, CAMon, Apr 5, 4:53 AM PDT · 2008 days ago · 20 km deep · 99 km away
52. 1.61km SW of Inglewood, CAMon, Apr 5, 4:56 AM PDT · 2008 days ago · 19 km deep · 98 km away
53. 1.62km WSW of Inglewood, CAMon, Apr 5, 4:57 AM PDT · 2008 days ago · 22 km deep · 99 km away
54. 1.81km SSE of Inglewood, CAMon, Apr 5, 4:59 AM PDT · 2008 days ago · 21 km deep · 97 km away · felt by 38
55. 1.91km N of Lennox, CAMon, Apr 5, 5:08 AM PDT · 2008 days ago · 21 km deep · 98 km away
56. 1.71km N of Lennox, CAMon, Apr 5, 5:09 AM PDT · 2008 days ago · 21 km deep · 98 km away · felt by 2
57. 1.92km W of Inglewood, CAMon, Apr 5, 5:09 AM PDT · 2008 days ago · 20 km deep · 99 km away · felt by 47
58. 1.61km SW of Inglewood, CAMon, Apr 5, 5:10 AM PDT · 2008 days ago · 19 km deep · 98 km away
59. 1.61km W of Inglewood, CAMon, Apr 5, 5:11 AM PDT · 2008 days ago · 20 km deep · 98 km away
60. 1.71km WSW of Inglewood, CAMon, Apr 5, 5:12 AM PDT · 2008 days ago · 19 km deep · 98 km away · felt by 10

The first 60 of 188.

Before

1. 2.513km WNW of Anza, CATue, Mar 16, 6:20 AM PDT · 2028 days ago · 7 km deep · 72 km away · felt by 4
2. 1.88km NE of Aguanga, CATue, Mar 16, 4:04 AM PDT · 2028 days ago · 5 km deep · 82 km away
3. 1.64km NE of View Park-Windsor Hills, CATue, Mar 16, 1:35 AM PDT · 2028 days ago · 12 km deep · 93 km away · felt by 8
4. 1.639km N of Yucca Valley, CAMon, Mar 15, 8:02 AM PDT · 2029 days ago · 4 km deep · 88 km away
5. 1.97km SSW of Idyllwild, CASun, Mar 14, 9:50 AM PDT · 2030 days ago · 16 km deep · 68 km away
6. 1.54km NE of Beaumont, CASun, Mar 14, 3:50 AM PDT · 2030 days ago · 13 km deep · 36 km away
7. 2.29km NE of Aguanga, CASun, Mar 14, 1:06 AM PST · 2030 days ago · 3 km deep · 82 km away · felt by 1
8. 1.69km SW of Idyllwild, CASat, Mar 13, 5:02 PM PST · 2030 days ago · 15 km deep · 65 km away
9. 2.011km NNE of Running Springs, CAFri, Mar 12, 8:52 PM PST · 2031 days ago · 1 km deep · 32 km away
10. 1.614km E of Yucaipa, CAFri, Mar 12, 4:53 PM PST · 2031 days ago · 4 km deep · 38 km away
11. 2.53km SW of San Bernardino, CAFri, Mar 12, 6:23 AM PST · 2032 days ago · 17 km deep · 3 km away · felt by 16
12. 1.86km SW of Idyllwild, CAThu, Mar 11, 7:06 PM PST · 2032 days ago · 16 km deep · 65 km away
13. 1.66km E of Calimesa, CAThu, Mar 11, 12:57 PM PST · 2032 days ago · 13 km deep · 31 km away
14. 1.611km S of Idyllwild, CAWed, Mar 10, 1:41 PM PST · 2033 days ago · 13 km deep · 72 km away
15. 1.63km SSE of Charter Oak, CAWed, Mar 10, 7:28 AM PST · 2034 days ago · 14 km deep · 48 km away
16. 2.412km N of Banning, CATue, Mar 9, 4:42 AM PST · 2035 days ago · 13 km deep · 41 km away · felt by 2
17. 1.68km NE of Aguanga, CATue, Mar 9, 4:20 AM PST · 2035 days ago · 6 km deep · 82 km away
18. 1.84km W of Beaumont, CATue, Mar 9, 1:56 AM PST · 2035 days ago · 16 km deep · 31 km away
19. 1.54km NNE of Montebello, CAMon, Mar 8, 8:19 PM PST · 2035 days ago · 18 km deep · 72 km away
20. 1.96km N of Fontana, CASun, Mar 7, 11:16 AM PST · 2036 days ago · 7 km deep · 16 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci39581759. Read Sun, Oct 4, 2026, 5:50 AM UTC.