California earthquakes

M2.7 earthquake 2km SW of Willowbrook, CA

A magnitude 2.7 earthquake struck 2km SW of Willowbrook, CA on Fri, Nov 26, 1971, 9:13 AM PST (17:13 UTC), 0 km (0 mi) below the surface.

A larger quake followed: M3.5 9km E of Santa Clarita, CA. This one was a foreshock.

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Map

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

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The earthquake

Magnitude
2.7 (ML, local (Richter)), micro
Magnitude from
Southern California Seismic Network
Local time
UTC
1971-11-26 17:13:18 UTC
Depth
0.1 km (0.0 mi), shallow
Epicenter
33.907° N, 118.271° W
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 1.4 km horizontally, 2.4 km in depth
Magnitude uncertainty
±0.32
Depth from
From location
Station coverage gap
164°
Stations used
10

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 19 in the 60 days after this one and 19 in the 30 days before it.

After

  1. 2.72km NE of Granada Hills, CA · 20033 days ago · 2 km deep · 46 km away
  2. 3.03km ESE of Santa Clarita, CA · 20028 days ago · 11 km deep · 59 km away
  3. 2.45km W of Inglewood, CA · 20027 days ago · 11 km deep · 13 km away
  4. 3.031km E of Santa Barbara Is., CA · 20020 days ago · 0 km deep · 65 km away
  5. 2.79km NE of Santa Clarita, CA · 20019 days ago · 6 km deep · 65 km away
  6. 3.59km E of Santa Clarita, CA · 20006 days ago · 5 km deep · 58 km away
  7. 3.36km S of Lytle Creek, CA · 20006 days ago · 0 km deep · 78 km away
  8. 2.72km W of Granada Hills, CA · 20004 days ago · 5 km deep · 47 km away
  9. 2.57km NE of Agua Dulce, CA · 19994 days ago · 0 km deep · 70 km away
  10. 1.78km NNE of Pacoima, CA · 19993 days ago · 2 km deep · 51 km away
  11. 1.79km SW of Agua Dulce, CA · 19993 days ago · 5 km deep · 62 km away
  12. 2.97km NNE of Fontana, CA · 19993 days ago · 0 km deep · 82 km away
  13. 1.79km ENE of Santa Clarita, CA · 19990 days ago · 6 km deep · 63 km away
  14. 1.76km SE of Santa Clarita, CA · 19988 days ago · 6 km deep · 55 km away
  15. 1.78km NNE of Pacoima, CA · 19988 days ago · 5 km deep · 51 km away
  16. 1.711km S of Agua Dulce, CA · 19985 days ago · 6 km deep · 54 km away
  17. 3.13km ENE of Santa Clarita, CA · 19979 days ago · 3 km deep · 61 km away
  18. 1.711km NNE of Pacoima, CA · 19979 days ago · 3 km deep · 53 km away
  19. 2.57km SSE of Santa Clarita, CA · 19975 days ago · 0 km deep · 53 km away

Before

  1. 2.510km ESE of Yorba Linda, CA · 20035 days ago · 6 km deep · 52 km away
  2. 3.15km NE of Santa Clarita, CA · 20036 days ago · 2 km deep · 63 km away
  3. 2.58km NNW of Pacoima, CA · 20038 days ago · 3 km deep · 53 km away
  4. 2.41km W of Sunland, CA · 20039 days ago · 6 km deep · 39 km away
  5. 3.26km WNW of Oak Hills, CA · 20040 days ago · 4 km deep · 94 km away
  6. 2.58km N of Granada Hills, CA · 20042 days ago · 1 km deep · 53 km away
  7. 3.04km E of Santa Clarita, CA · 20043 days ago · 4 km deep · 59 km away
  8. 2.79km E of Santa Clarita, CA · 20044 days ago · 1 km deep · 59 km away
  9. 2.76km NNE of Sunland, CA · 20047 days ago · 5 km deep · 44 km away
  10. 3.09km W of Agua Dulce, CA · 20056 days ago · 10 km deep · 69 km away
  11. 2.58km N of Pacoima, CA · 20056 days ago · 0 km deep · 52 km away
  12. 2.65km NNW of Pacoima, CA · 20056 days ago · 1 km deep · 50 km away
  13. 2.83km E of El Segundo, CA · 20058 days ago · 10 km deep · 11 km away
  14. 2.09km SE of Santa Clarita, CA · 20059 days ago · 2 km deep · 53 km away
  15. 2.27km ESE of Santa Clarita, CA · 20060 days ago · 0 km deep · 55 km away
  16. 2.42km NNW of Northridge, CA · 20061 days ago · 14 km deep · 46 km away
  17. 2.46km WSW of Calabasas, CA · 20062 days ago · 6 km deep · 47 km away
  18. 2.58km NNE of Pacoima, CA · 20063 days ago · 2 km deep · 52 km away
  19. 2.94km NE of Sunland, CA · 20063 days ago · 14 km deep · 42 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci3321737. Read Fri, Oct 2, 2026, 4:44 PM UTC.