California earthquakes

M1.6 earthquake 4 km SW of Paramount, CA

A magnitude 1.6 earthquake struck 4 km SW of Paramount, CA on Sat, Sep 19, 2026, 12:36 PM PDT (19:36 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M1.9 2 km ENE of Colton, CA. This one was a foreshock.

East Rancho Dominguez forecastMore in California

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
1.6 (ml), micro
Local time
UTC
2026-09-19 19:36:41 UTC
Depth
9.8 km (6.1 mi), shallow
Epicenter
33.868° N, 118.193° W
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS. If you felt it, tell the USGS: every report sharpens the shaking map.

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 0.3 km horizontally, 0.5 km in depth
Magnitude uncertainty
±0.20
Depth from
From location
Station coverage gap
74°
Stations used
45

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 2 since this one and 70 in the 30 days before it.

After

  1. 1.92 km ENE of Colton, CA · 47 hr ago · 15 km deep · 86 km away
  2. 1.632 km SW of Dana Point, CA · 1 hr ago · 12 km deep · 72 km away

Before

  1. 1.828 km ESE of Avalon, CA · 3 days ago · 11 km deep · 71 km away
  2. 2.511 km N of Fillmore, CA · 3 days ago · 27 km deep · 97 km away
  3. 2.94 km SSE of Compton, CA · 5 days ago · 13 km deep · 1 km away · felt by 516
  4. 2.218 km S of Port Hueneme, CA · 7 days ago · 2 km deep · 95 km away
  5. 1.61 km NE of La Habra, CA · 8 days ago · 8 km deep · 25 km away
  6. 2.127 km ESE of Avalon, CA · 8 days ago · 12 km deep · 70 km away · felt by 1
  7. 2.627 km SSE of Malibu, CA · 9 days ago · 0 km deep · 51 km away · felt by 4
  8. 1.74 km ENE of Hawthorne, CA · 9 days ago · 20 km deep · 12 km away
  9. 1.63 km E of Lennox, CA · 9 days ago · 20 km deep · 14 km away
  10. 1.68 km SSE of Redlands, CA · 10 days ago · 14 km deep · 97 km away
  11. 1.63 km SE of Inglewood, CA · 10 days ago · 19 km deep · 14 km away
  12. 1.73 km E of Lennox, CA · 10 days ago · 20 km deep · 14 km away
  13. 1.83 km E of Lennox, CA · 10 days ago · 20 km deep · 14 km away
  14. 2.027 km ESE of Avalon, CA · 10 days ago · 13 km deep · 71 km away
  15. 2.027 km ESE of Avalon, CA · 10 days ago · 9 km deep · 69 km away · felt by 1
  16. 2.64 km E of Lennox, CA · 10 days ago · 19 km deep · 13 km away · felt by 23
  17. 3.326 km ESE of Avalon, CA · 10 days ago · 11 km deep · 69 km away · felt by 9
  18. 3.026 km ESE of Avalon, CA · 10 days ago · 11 km deep · 69 km away
  19. 2.526 km ESE of Avalon, CA · 10 days ago · 12 km deep · 70 km away
  20. 1.74 km E of Lennox, CA · 10 days ago · 20 km deep · 12 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci41335183. Read Tue, Sep 22, 2026, 8:02 AM UTC.