The 2010 Copiapó mining accident, also known as the "Chilean mining accident", began on 5 August 2010, with a cave-in at the San José copper–gold mine, located in the Atacama Desert, 45 kilometers (28 mi) north of the regional capital of Copiapó, in northern Chile. 33 men were trapped 700 meters (2,300 ft) underground and 5 kilometers (3 mi) from the mine's entrance and were rescued after 69 days.