The US Geological Survey said the quake struck at 3:33 p.m. EDT, had a depth of about 10 kilometers (6 miles) and was centered about 113 kilometers (70 miles) northeast of Quito.
The tremor was felt in small towns on both sides of the border.
Officials in the Colombian town of Cumbal, near the quake鈥檚 epicenter, said they formed an emergency committee to survey possible damage. But so far, there were no reports of injuries in the town of 36,000 residents, the majority of them members of an indigenous tribe.
鈥淚t was really strong, every house鈥 felt it, said Jose Diomedes Juezpesan, the town鈥檚 top official.鈥Gonzalo Solano with Cesar Garcia in Bogota, Colombia