M4.0 earthquake 22 km E of Calama, Chile
A magnitude 4.0 earthquake struck 22 km E of Calama, Chile on Wed, Oct 30, 2019, 11:03 AM GMT-3 (14:03 UTC), 99 km (61 mi) below the surface.
A larger quake followed: M4.5 85 km NNE of Calama, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.0 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2019-10-30 14:03:44 UTC
- Depth
- 98.7 km (61.3 mi), intermediate-depth
- Epicenter
- 22.438° S, 68.705° W
- Region
- Chile
- 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 5.9 km horizontally, 7.6 km in depth
- Magnitude uncertainty
- ±0.23
- Depth from
- From location
- Station coverage gap
- 82°
- Stations used
- 25
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 9 in the 60 days after this one and 4 in the 30 days before it.
After
- 3.977 km NNE of Calama, Chile · 2509 days ago · 99 km deep · 67 km away
- 4.387 km NNE of Calama, Chile · 2502 days ago · 137 km deep · 81 km away
- 4.225 km WSW of Calama, Chile · 2494 days ago · 88 km deep · 48 km away
- 4.315 km NNW of Calama, Chile · 2490 days ago · 116 km deep · 30 km away
- 4.434 km ENE of Calama, Chile · 2488 days ago · 112 km deep · 17 km away
- 4.585 km NNE of Calama, Chile · 2480 days ago · 119 km deep · 74 km away
- 4.152 km NNE of Calama, Chile · 2479 days ago · 122 km deep · 47 km away
- 4.181 km NE of Calama, Chile · 2473 days ago · 133 km deep · 67 km away
- 4.5Antofagasta, Chile · 2472 days ago · 101 km deep · 75 km away
Before
- 4.112 km WNW of Calama, Chile · 2538 days ago · 103 km deep · 34 km away
- 4.239 km ENE of San Pedro de Atacama, Chile · 2549 days ago · 160 km deep · 95 km away
- 4.062 km SSW of Calama, Chile · 2553 days ago · 69 km deep · 79 km away
- 5.767 km NNE of Calama, Chile · 2553 days ago · 119 km deep · 57 km away · felt by 16
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us600064v5. Read Fri, Oct 2, 2026, 6:46 AM UTC.