M6.0 earthquake 98 km S of Calama, Chile
A magnitude 6.0 earthquake struck 98 km S of Calama, Chile on Thu, Mar 6, 2025, 1:21 PM GMT-3 (16:21 UTC), 96 km (60 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 6.0 (Mww, W-phase moment), strong
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2025-03-06 16:21:39 UTC
- Depth
- 96.0 km (59.7 mi), intermediate-depth
- Epicenter
- 23.340° S, 69.064° W
- Region
- Chile
- Felt reports
- 36
- Strongest shaking
- VI, strong shaking
- PAGER alert
- Green
- 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 |
|---|---|---|---|
| 6.0 | Mww, W-phase moment | USGS National Earthquake Information Center | Preferred · Reviewed · ±0.037 · 72 stations |
| 6.0 | Mi | NOAA Pacific Tsunami Warning Center | First automatic solution · Reviewed · 13 stations |
| 6.0 | Mwb, body-wave moment | USGS National Earthquake Information Center | Moment tensor · Reviewed |
| 6.0 | Mwr, regional moment | USGS National Earthquake Information Center | Moment tensor · Reviewed |
| 6.1 | Mww, W-phase moment | USGS, automatic first solution | First automatic solution · Confirmed |
What happened
The USGS’s account of the effects of this earthquake.
A power cable damaged and rockfalls occurred at a mine in the Atacama Desert.
From the USGS event page for us6000px89. U.S. Geological Survey text and figures are in the public domain.
Shaking
The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.
- Strongest estimated
- VI, strong shaking
- Peak ground acceleration
- 18.4% of gravity
- Peak ground velocity
- 11.4 cm/s
- Map
- Automatic

Did you feel it?
36 people reported to the USGS what they felt; the strongest reported shaking was VIII, severe shaking.

Estimated impact
The USGS PAGER system estimates deaths and economic losses from the shaking and the population and buildings exposed to it.
- Alert level
- Green: little or no damage or loss of life expected
| Range | Chance |
|---|---|
| Under 1 | 65% |
| 1 to 10 | 30% |
| 10 to 100 | 4% |
| 100 to 1,000 | Under 1% |
| 1,000 to 10,000 | Under 1% |
| 10,000 to 100,000 | Under 1% |
| 100,000 to 10,000,000 | Under 1% |
| Range, million USD | Chance |
|---|---|
| Under 1 | 65% |
| 1 to 10 | 30% |
| 10 to 100 | 4% |
| 100 to 1,000 | Under 1% |
| 1,000 to 10,000 | Under 1% |
| 10,000 to 100,000 | Under 1% |
| 100,000 to 10,000,000 | Under 1% |
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
- 6.0 Mww
- Nodal plane 1
- Strike 169°, dip 45°, rake -72°
- Nodal plane 2
- Strike 324°, dip 47°, rake -108°
- Landslide alert
- Green
- Liquefaction alert
- Green
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 6.3 km horizontally, 1.8 km in depth
- Magnitude uncertainty
- ±0.04
- Depth from
- From modeling of broad-band P waveforms
- Station coverage gap
- 26°
- Stations used
- 137
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 3.0 and up: 3 in the 60 days after this one and 4 in the 30 days before it.
After
- 4.354 km S of Calama, Chile · 573 days ago · 113 km deep · 45 km away
- 4.147 km SSE of Calama, Chile · 556 days ago · 106 km deep · 68 km away
- 4.133 km SW of San Pedro de Atacama, Chile · 555 days ago · 121 km deep · 70 km away
Before
- 4.266 km WSW of San Pedro de Atacama, Chile · 582 days ago · 98 km deep · 34 km away
- 4.3144 km ESE of Antofagasta, Chile · 586 days ago · 102 km deep · 76 km away
- 4.141 km WNW of San Pedro de Atacama, Chile · 586 days ago · 114 km deep · 74 km away
- 4.159 km SSW of Calama, Chile · 591 days ago · 110 km deep · 40 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000px89 (also filed as usauto6000px89, pt25065000). Read Fri, Oct 2, 2026, 1:58 PM UTC.