Deep M6.5 earthquake hits Acre, Brazil

m6.5 earthquake acre brazil january 28 2024 location

A strong and deep earthquake registered by the USGS as M6.5 hit Acre, Brazil at 09:38 UTC on January 28, 2024. The agency is reporting a depth of 609 km (378 miles). EMSC is reporting the same magnitude and depth.

The epicenter was located 66.6 km (41.3 miles) W of Tarauacá (population 16 526) and 111.7 km (69.2 miles) W of Feijó (population 12 951), Brazil.

343 000 people are estimated to have felt weak shaking.

The USGS issued a Green alert for shaking-related fatalities and economic losses. There is a low likelihood of casualties and damage.

Overall, the population in this region resides in structures that are highly vulnerable to earthquake shaking, though some resistant structures exist. The predominant vulnerable building types are mud wall and reinforced/confined masonry construction.

m6.5 earthquake acre brazil january 28 2024 location map
Image credit: TW/SAM, Google

Estimated population exposure to earthquake shaking

m6.5 earthquake acre brazil january 28 2024 usgs epe
m6.5 earthquake acre brazil january 28 2024 usgs epet

Selected cities exposed

m6.5 earthquake acre brazil january 28 2024 usgs sce

Regional seismicity

m6.5 earthquake acre brazil january 28 2024 emsc

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