Magnitude 6.1 quake strikes southern Peru

A strong magnitude 6.1 earthquake struck southern Peru Sunday

U.S. Geological Survey reported a  magnitude 6.1 earthquake in southern Peru early Sunday. The quake epicenter was located about 60 km NNW of Juliaca, Peru, some 785 km  ESE of the capital city of  Lima.

There were no immediate reports of structural damage or injuries caused by the quake, which struck at a depth of about 200km.

10-degree Map Centered at 15°S,70°W

Earthquake Location. Source: USGS

Earthquake Details:

• Magnitude: 6.1
• Date-Time:
  • Sunday, July 12, 2009 at 06:12:47 UTC
  • Sunday, July 12, 2009 at 01:12:47 AM at epicenter

• Location: 14.990°S, 70.421°W
• Depth:  201.6 km (125.3 miles) set by location program
• Region:  SOUTHERN PERU
• Distances:
  • 60 km (40 miles) NNW of Juliaca, Peru
  • 200 km (125 miles) NE of Arequipa, Peru
  • 230 km (145 miles) SE of Cuzco, Peru
  • 785 km (485 miles) ESE of LIMA, Peru

• Location Uncertainty:  horizontal +/- 7.4 km (4.6 miles); depth fixed by location program
• Parameters NST=263, Nph=263, Dmin=284.6 km, Rmss=1.19 sec, Gp= 29°, M-type=teleseismic moment magnitude (Mw), Version=8
• Source: USGS NEIC (WDCS-D)
• Event ID:  us2009izaj

Other Maps:

Historic Seismicity  (mag 7 and 8+ since 1900)

Major Tectonic Boundaries: Subduction Zones -purple, Ridges -red and Transform Faults -green

Seismic Hazard Map

Major Tectonic Boundaries: Subduction Zones -purple, Ridges -red and Transform Faults -green

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