M5.0 earthquake 7 km SSW of San Antonio, Chile
A magnitude 5.0 earthquake struck 7 km SSW of San Antonio, Chile on Wed, Dec 5, 2018, 2:12 PM GMT-3 (17:12 UTC), 35 km (22 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.0 (mww), moderate
- Local time
- UTC
- 2018-12-05 17:12:13 UTC
- Depth
- 34.8 km (21.6 mi), shallow
- Epicenter
- 33.658° S, 71.632° W
- Region
- Chile
- Felt reports
- 139
- Strongest shaking
- VI, strong shaking
- PAGER alert
- Green
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
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
- 3533.0% of gravity
- Peak ground velocity
- 10.3 cm/s
- Map
- Automatic
Did you feel it?
139 people reported to the USGS what they felt; the strongest reported shaking was V, moderate 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 | Over 99% |
| 1 to 10 | Under 1% |
| 10 to 100 | Under 1% |
| 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% |
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 4.1 km horizontally, 4.8 km in depth
- Magnitude uncertainty
- ±0.12
- Depth from
- From location
- Station coverage gap
- 59°
- Stations used
- 88
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.0 and up: 0 in the 60 days after this one and 5 in the 30 days before it.
Before
- 4.185 km WSW of San Antonio, Chile · 2859 days ago · 10 km deep · 80 km away
- 4.488 km WSW of San Antonio, Chile · 2859 days ago · 14 km deep · 82 km away
- 4.781 km WSW of San Antonio, Chile · 2860 days ago · 19 km deep · 76 km away · felt by 1
- 5.581 km WSW of San Antonio, Chile · 2860 days ago · 10 km deep · 77 km away · felt by 17
- 4.560 km W of San Antonio, Chile · 2863 days ago · 10 km deep · 58 km away
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us1000i2xc (also filed as iscgem614405800). Read Wed, Sep 30, 2026, 11:54 PM UTC.