M5.1 earthquake 43 km NNE of Calama, Chile
A magnitude 5.1 earthquake struck 43 km NNE of Calama, Chile on Sun, Mar 1, 2026, 5:03 PM GMT-3 (20:03 UTC), 107 km (67 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.1 (Mww, W-phase moment), moderate
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2026-03-01 20:03:54 UTC
- Depth
- 107.2 km (66.6 mi), intermediate-depth
- Epicenter
- 22.080° S, 68.807° W
- Region
- Chile
- Felt reports
- 1
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Magnitude estimates
Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.
| Mag. | Scale | Computed by | Notes |
|---|---|---|---|
| 5.1 | Mww, W-phase moment | USGS National Earthquake Information Center | Preferred · Reviewed · ±0.071 · 19 stations |
| 5.1 | Mww, W-phase moment | USGS, automatic first solution | First automatic solution · Confirmed |
Did you feel it?
1 person reported to the USGS what they felt; the strongest reported shaking was I, not felt shaking.
Fault motion and ground failure
How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.
- Faulting
- Normal
- Moment magnitude
- 5.1 Mww
- Nodal plane 1
- Strike 347°, dip 56°, rake -115°
- Nodal plane 2
- Strike 208°, dip 41°, rake -57°
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 4.5 km horizontally, 4.6 km in depth
- Magnitude uncertainty
- ±0.07
- Depth from
- From location
- Station coverage gap
- 43°
- Stations used
- 79
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.1 and up: 5 in the 60 days after this one and 12 in the 30 days before it.
After
- 4.425 km SW of Ollagüe, Chile · 207 days ago · 130 km deep · 86 km away
- 4.238 km W of Ollagüe, Chile · 191 days ago · 152 km deep · 98 km away
- 4.470 km NNE of Calama, Chile · 184 days ago · 126 km deep · 30 km away
- 4.339 km NNE of Calama, Chile · 183 days ago · 107 km deep · 7 km away
- 4.575 km SSW of Ollagüe, Chile · 181 days ago · 115 km deep · 36 km away
Before
- 4.366 km SW of Ollagüe, Chile · 218 days ago · 110 km deep · 45 km away
- 4.975 km SSW of Ollagüe, Chile · 218 days ago · 110 km deep · 35 km away
- 4.670 km NNE of Calama, Chile · 227 days ago · 108 km deep · 29 km away
- 4.830 km NNW of Calama, Chile · 228 days ago · 102 km deep · 33 km away · felt by 2
- 4.665 km W of Ollagüe, Chile · 229 days ago · 116 km deep · 99 km away
- 4.366 km SW of Ollagüe, Chile · 229 days ago · 123 km deep · 48 km away
- 4.179 km SW of Ollagüe, Chile · 234 days ago · 126 km deep · 41 km away
- 4.243 km ESE of Calama, Chile · 236 days ago · 118 km deep · 63 km away
- 4.229 km WSW of Ollagüe, Chile · 236 days ago · 136 km deep · 90 km away
- 4.139 km WSW of Ollagüe, Chile · 239 days ago · 130 km deep · 78 km away
- 4.838 km N of Calama, Chile · 240 days ago · 110 km deep · 16 km away
- 4.258 km W of Ollagüe, Chile · 244 days ago · 133 km deep · 93 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us7000s1ak (also filed as usauto7000s1ak). Read Fri, Oct 2, 2026, 1:58 PM UTC.