The 2003 Puerto Armuelles earthquake occurred on December 25 at 02:11 local time (07:11 UTC).

[2] The epicenter was located in Panama, at about 7 km east of Puerto Armuelles, near the Panama-Costa Rica border.

Power outage lasted for about four hours in Puerto Armuelles.

[3] The maximal intensity was MM VIII in Finca Naranjo, Costa Rica.

[4] The intensity was MM VII in Armuelles, Panama, and MM IV in Limón and the Central Valley, Costa Rica, including San José.