M7.4 earthquake 128 km SSW of Tarauacá, Brazil
A magnitude 7.4 earthquake struck 128 km SSW of Tarauacá, Brazil on Fri, Apr 28, 1911, 5:21 AM GMT-4:31:12 (09:52 UTC), 560 km (348 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 7.4 (mw), major
- Local time
- UTC
- 1911-04-28 09:52:14 UTC
- Depth
- 560.0 km (348.0 mi), deep
- Epicenter
- 9.207° S, 71.267° W
- Region
- Brazil
- 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.
- Magnitude uncertainty
- ±0.30
- Depth from
- From location
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.5 and up: 0 in the 60 days after this one and 0 in the 30 days before it.
None recorded.
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event iscgem16958143. Read Tue, Sep 22, 2026, 10:53 AM UTC.