Update: A 6.2-magnitude earthquake struck Bolivia Tuesday afternoon, the U.S. Geological Survey said.
The quake's epicenter was about 185 kilometers (115 miles) south-southeast of Santa Ana, Bolivia, the agency said. It struck at a depth of about 530 kilometers (330 miles).
There were no immediate reports of injuries of damage.
Preliminary estimates put the magnitude at 6.7, but authorities later revised the number.