Bahia Quake Felt in Tocantins Sees Magnitude Revised to 3.9

Overview

• The tremor struck around 10:14 a.m. on October 14 with an epicenter near Luís Eduardo Magalhães, recorded by the Rede Sismográfica Brasileira and analyzed by UFRN’s Seismology Lab.
• Residents in Luís Eduardo Magalhães and in Taguatinga, Tocantins, reported brief shaking that rattled windows, roofs and floors.
• Video from Bahia documented the moment of the event, including footage of a startled horse reacting to the vibration.
• While several outlets still cite magnitude 4.2, RSBR seismologist Eveline Sayão told Diário do Nordeste the value was updated to 3.9.
• Authorities reported no significant damage, and monitoring agencies stressed that low-magnitude tremors are relatively common in Brazil’s Northeast.