Significant Seismic Activity Continues Along Peru-Chile Trench

SEISMIC HAZARD
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Significant aftershocks hit Peru, Chile coastal areas

At least 6 significant shocks/aftershocks occurred along the Peru-Chile Trench in the past 24 hours, as of posting. The events include a magnitude 6.2Mw which struck about 96km (60mi) WNW of Iquique, Chile (19.770°S, 70.936°W) at a depth of 15.2km, according to USGS/EHP.

List of the Latest Events along Peru-Chile Trench

• M5.0, 89km WNW of Iquique, Chile 2014-03-22 14:15:38 UTC at a depth of 22.6 km
• M5.5, 100km WNW of Iquique, Chile 2014-03-22 13:29:57 UTC at a depth of 10.0 km
• M5.2, 83km NW of Iquique, Chile 2014-03-22 22:14:57 UTC at a depth of 8.2 km
• M6.2, 96km WNW of Iquique, Chile 2014-03-22 21:59:58 UTC at a depth of 15.2 km
• M4.6, 14km NNW of Putre, Chile 2014-03-22 14:56:05 UTC at a depth of 125.6 km
• 5.0 16km WSW of Sechura, Peru 2014-03-22 09:38:46 UTC+09:00 40.9 km

Earthquake Location Map (Mag 4.5+ past 24-hrs).  Source: USGS/EHP

Earthquake Location Map (Mag 2.5+ past 7 days).  Source: USGS/EHP

Recent Seismicity

List of the Recent Events in the Peru-Chile Trench (March 16 -17)

• 5.0Mw 82km WNW of Iquique, Chile 2014-03-17  05:19:34UTC  Depth 12.0 km
• 6.2Mw 80km WNW of Iquique, Chile 2014-03-17  05:11:34UTC  Depth 17.0 km
• 4.8Mw 18km W of Tacna, Peru  2014-03-17 04:14:51UTC  Depth 94.5 km
• 4.6Mw 65km WNW of Iquique, Chile 2014-03-17 03:28:21UTC  Depth 10.0 km
• 4.6Mw 88km WNW of Iquique, Chile 2014-03-17 02:05:58UTC  Depth 23.6 km
• 5.2Mw 70km WNW of Iquique, Chile 2014-03-17 01:34:55UTC Depth 10.0 km
• 4.9Mw 65km WNW of Iquique, Chile 2014-03-17 00:55:03UTC  Depth 10.0 km
• 5.1Mw 55km WNW of Iquique, Chile 2014-03-17 00:12:09UTC  Depth 10.0 km
• 4.9Mw 61km W of Iquique, Chile 2014-03-16 23:08:11UTC  Depth 10.0 km
• 4.9Mw 68km SE of Arica, Chile 2014-03-16 22:54:09UTC  Depth 11.9 km
• 4.9Mw 84km WNW of Iquique, Chile 2014-03-16 21:29:35UTC  Depth 10.9 km
• 5.1Mw 36km NNW of Iquique, Chile 2014-03-16 21:26:27UTC Depth 35.0 km
• 6.7Mw 60km WNW of Iquique, Chile 2014-03-16 21:16:30UTC  Depth 20.0 km

FIRE-EARTH Earthquake Forecast for Chile (March 17, 2014)

FIRE-EARTH Models show a large earthquake could strike along Peru-Chile Trench in the coming weeks.

Tsunami Forecast: Large tsunami waves highly probable. (Updated March 22, 2013)

Forecast Details

• Magnitude: ≥8.2Mw
• Location: 23.6°S, 70.8ºW
• Depth: 30km
• Time: March 17 – April 29, 2014
• Probability of Occurrence: 0.75
• Total Earthquake Energy for the Episode ≥ 0.25EJ

See also

• FIRE-EARTH Forecast: Large Earthquake Could Strike Peru-Chile Trench March 17, 2014
• Another Significant Aftershock Strikes Coastal Chile March 17, 2014
• Intense Seismicity Along Peru-Chile Trench March 16, 2014