M6.5 earthquake 70 km W of Tarauacá, Brazil
A magnitude 6.5 earthquake struck 70 km W of Tarauacá, Brazil on Sun, Jan 28, 2024, 4:38 AM GMT-5 (09:38 UTC), 621 km (386 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 6.5 (mww), strong
- Local time
- UTC
- 2024-01-28 09:38:56 UTC
- Depth
- 621.1 km (385.9 mi), deep
- Epicenter
- 8.236° S, 71.400° W
- Region
- Brazil
- Felt reports
- 5
- Strongest shaking
- II, weak 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
- II, weak shaking
- Peak ground acceleration
- 0.1% of gravity
- Peak ground velocity
- 0.4 cm/s
- Map
- Automatic
Did you feel it?
5 people reported to the USGS what they felt; the strongest reported shaking was III, weak 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
- Oblique normal
- Moment magnitude
- 6.5 Mww
- Nodal plane 1
- Strike 316°, dip 37°, rake -149°
- Nodal plane 2
- Strike 200°, dip 72°, rake -57°
- Landslide alert
- Green
- Liquefaction alert
- Green
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 7.3 km horizontally, 3.0 km in depth
- Magnitude uncertainty
- ±0.06
- Depth from
- From location
- Station coverage gap
- 40°
- Stations used
- 237
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 3.5 and up: 0 in the 60 days after this one and 0 in the 30 days before it.
None recorded.
Earthquakes todayBrazil earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us7000lui3 (also filed as usauto7000lui3, pt24028000, at00s7ytgx). Read Wed, Sep 30, 2026, 10:49 AM UTC.