High Quality Content by WIKIPEDIA articles! The 2011 Guerrero earthquake was a shallow magnitude 5.7 Mw earthquake that struck southern Mexico at 08:24 local time (13:24 UTC) on Thursday, 5 May 2011. It was positioned west of Ometepec, Guerrero, at a depth of 24 km (14.9 mi), and was lightly felt in many adjacent areas. Buildings swayed with the tremor in Mexico City, prompting evacuations and causing panic among many. There were no immediate reports of casualties, though two local police stations suffered slight damage. In total, at least five light aftershocks were reported, with the strongest measuring a magnitude of 4.1 (ML).