It struck at about 1:21 p.m. in Bangkok and was the strongest worldwide since 2023 ... The earthquake was the most powerful to rock the country since the early 1900s, based on Bloomberg ...

It struck at about 1:21 p.m. in Bangkok and was the strongest worldwide since 2023, according to USGS data compiled by Bloomberg. There was a second temblor of 6.4 magnitude around the same area ...