M1.6 earthquake 0km E of Carson, CA
A magnitude 1.6 earthquake struck 0km E of Carson, CA on Thu, Oct 7, 2021, 8:52 PM PDT (03:52 UTC), 9 km (5 mi) below the surface.
A larger quake followed: M3.6 3km WSW of East Los Angeles, CA. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.6 (ML, local (Richter)), micro
- Magnitude from
- Southern California Seismic Network
- Local time
- UTC
- 2021-10-08 03:52:00 UTC
- Depth
- 8.6 km (5.3 mi), shallow
- Epicenter
- 33.831° N, 118.277° W
- Region
- California
- Felt reports
- 5
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
5 people reported to the USGS what they felt; the strongest reported shaking was II, weak shaking.

How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 0.4 km horizontally, 0.7 km in depth
- Magnitude uncertainty
- ±0.16
- Depth from
- From location
- Station coverage gap
- 79°
- Stations used
- 22
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 53 in the 60 days after this one and 30 in the 30 days before it.
After
- 2.015km S of Port Hueneme, CA · 1820 days ago · 2 km deep · 86 km away
- 1.78km ESE of San Pedro, CA · 1819 days ago · 9 km deep · 15 km away · felt by 1
- 3.324km SE of Santa Cruz Is. (E end), CA · 1817 days ago · 6 km deep · 99 km away · felt by 17
- 1.51km SE of Sylmar, CA · 1814 days ago · 11 km deep · 55 km away
- 1.81km SE of Sylmar, CA · 1814 days ago · 11 km deep · 55 km away · felt by 1
- 1.54km NW of Fontana, CA · 1812 days ago · 4 km deep · 80 km away
- 1.81km S of Commerce, CA · 1812 days ago · 17 km deep · 21 km away · felt by 1
- 2.25km N of Moreno Valley, CA · 1811 days ago · 12 km deep · 98 km away · felt by 5
- 1.93km WNW of Fontana, CA · 1809 days ago · 7 km deep · 79 km away · felt by 2
- 2.41km NW of View Park-Windsor Hills, CA · 1808 days ago · 8 km deep · 21 km away · felt by 250
- 1.72km SE of Simi Valley, CA · 1807 days ago · 12 km deep · 63 km away · felt by 1
- 1.63km E of Loma Linda, CA · 1807 days ago · 14 km deep · 100 km away
- 1.812km WSW of Lake Hughes, CA · 1806 days ago · 10 km deep · 94 km away
- 1.95km WSW of Devore, CA · 1806 days ago · 11 km deep · 87 km away
- 2.13km SW of San Bernardino, CA · 1806 days ago · 17 km deep · 94 km away
- 1.812km WSW of Lake Hughes, CA · 1806 days ago · 9 km deep · 94 km away
- 1.713km WNW of Malibu, CA · 1806 days ago · 10 km deep · 66 km away
- 3.63km WSW of East Los Angeles, CA · 1805 days ago · 17 km deep · 22 km away · felt by 3,679
- 2.03km WSW of East Los Angeles, CA · 1805 days ago · 16 km deep · 22 km away · felt by 90
- 1.65km NNE of Fontana, CA · 1805 days ago · 8 km deep · 84 km away · felt by 2
- 2.614km W of Malibu, CA · 1803 days ago · 15 km deep · 67 km away · felt by 6
- 1.77km NW of Lakeland Village, CA · 1803 days ago · 8 km deep · 83 km away
- 2.03km SE of Loma Linda, CA · 1801 days ago · 17 km deep · 98 km away
- 1.62km ESE of Lawndale, CA · 1801 days ago · 11 km deep · 8 km away
- 1.63km N of Sylmar, CA · 1801 days ago · 3 km deep · 58 km away
- 1.62km ESE of Anaheim, CA · 1799 days ago · 5 km deep · 38 km away
- 1.62km ESE of Anaheim, CA · 1799 days ago · 6 km deep · 38 km away
- 1.62km SSW of Sherman Oaks, CA · 1798 days ago · 6 km deep · 37 km away · felt by 6
- 2.111km SSW of Rancho Palos Verdes, CA · 1797 days ago · 11 km deep · 25 km away
- 2.58km NNW of Malibu, CA · 1796 days ago · 13 km deep · 58 km away · felt by 20
- 1.62km SSE of Chatsworth, CA · 1794 days ago · 5 km deep · 54 km away · felt by 1
- 1.84km WSW of East Los Angeles, CA · 1792 days ago · 16 km deep · 22 km away
- 1.61km SE of Sylmar, CA · 1788 days ago · 10 km deep · 55 km away · felt by 1
- 1.64km NNE of Diamond Bar, CA · 1787 days ago · 4 km deep · 51 km away · felt by 5
- 2.24km W of Pomona, CA · 1786 days ago · 4 km deep · 51 km away · felt by 42
- 2.15km W of Devore, CA · 1783 days ago · 12 km deep · 88 km away · felt by 3
- 1.74km NNE of Moreno Valley, CA · 1783 days ago · 14 km deep · 99 km away · felt by 1
- 1.77km SE of San Pedro, CA · 1781 days ago · 8 km deep · 15 km away
- 1.87km ESE of San Pedro, CA · 1780 days ago · 11 km deep · 14 km away · felt by 1
- 1.52km SSW of San Dimas, CA · 1780 days ago · 14 km deep · 51 km away
- 1.930km SE of Santa Cruz Is. (E end), CA · 1780 days ago · 1 km deep · 92 km away
- 1.63km WNW of Sylmar, CA · 1779 days ago · 3 km deep · 57 km away · felt by 5
- 2.220km S of Port Hueneme, CA · 1779 days ago · 11 km deep · 84 km away
- 2.119km NNE of Avalon, CA · 1778 days ago · 1 km deep · 36 km away
- 2.30km SSE of San Fernando, CA · 1773 days ago · 3 km deep · 52 km away · felt by 27
- 1.72km E of Carson, CA · 1772 days ago · 8 km deep · 2 km away · felt by 4
- 1.65km SSE of Loma Linda, CA · 1771 days ago · 12 km deep · 97 km away
- 1.61km ESE of Baldwin Hills, CA · 1771 days ago · 11 km deep · 20 km away · felt by 1
- 1.51km SW of Rossmoor, CA · 1767 days ago · 12 km deep · 18 km away · felt by 1
- 1.93km N of Loma Linda, CA · 1767 days ago · 13 km deep · 97 km away
- 1.611km W of Corona, CA · 1766 days ago · 9 km deep · 55 km away
- 2.210km NNE of Bradbury, CA · 1765 days ago · 7 km deep · 54 km away · felt by 1
- 1.93km ESE of Ontario, CA · 1764 days ago · 4 km deep · 66 km away · felt by 7
Before
- 1.93km NNW of Rancho Cucamonga, CA · 1823 days ago · 10 km deep · 73 km away
- 1.82km E of Carson, CA · 1828 days ago · 9 km deep · 1 km away · felt by 10
- 1.77km N of Piru, CA · 1828 days ago · 14 km deep · 87 km away
- 1.69km NNW of Piru, CA · 1828 days ago · 19 km deep · 89 km away · felt by 1
- 1.90km S of Carson, CA · 1832 days ago · 8 km deep · 1 km away · felt by 85
- 1.52km E of Carson, CA · 1832 days ago · 8 km deep · 1 km away · felt by 9
- 1.85km NNW of Glen Avon, CA · 1832 days ago · 5 km deep · 75 km away · felt by 3
- 2.39km N of Rancho Cucamonga, CA · 1834 days ago · 8 km deep · 77 km away · felt by 1
- 2.09km SW of Lytle Creek, CA · 1834 days ago · 8 km deep · 77 km away
- 1.86km WNW of Wrightwood, CA · 1834 days ago · 7 km deep · 81 km away
- 1.97km ESE of San Pedro, CA · 1835 days ago · 9 km deep · 15 km away
- 2.61km ESE of Carson, CA · 1836 days ago · 7 km deep · 1 km away · felt by 762
- 1.64km SE of Rancho Cucamonga, CA · 1838 days ago · 14 km deep · 73 km away
- 1.62km E of Carson, CA · 1839 days ago · 9 km deep · 1 km away · felt by 14
- 1.612km WNW of Malibu, CA · 1840 days ago · 11 km deep · 65 km away
- 2.50km ESE of Carson, CA · 1840 days ago · 11 km deep · 0 km away · felt by 160
- 2.02km SE of Carson, CA · 1841 days ago · 11 km deep · 1 km away · felt by 70
- 2.82km ESE of Carson, CA · 1842 days ago · 11 km deep · 1 km away · felt by 411
- 4.32km E of Carson, CA · 1842 days ago · 12 km deep · 1 km away · felt by 10,301 · tsunami flag
- 2.35km NE of Wildomar, CA · 1842 days ago · 14 km deep · 98 km away · felt by 7
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ci40065576. Read Sat, Oct 3, 2026, 10:59 PM UTC.