Strong Quake Strikes N Coast of Papua, Indonesia

Magnitude 6.4 EQ Strikes 172 km N of Enarotali, Papua, Indonesia

Three major earthquakes have struck the region within 330km radius of the epicenter since 1914, including the largest two in the last 40 years (8.1Mw on 10 Jan 1979, and 8.2Mw on 17 Feb 1996).

10-degree Map Centered at 0°N,135°E

EQ Location Map. Source: USGS-EHP. Map enhanced by FIRE-EARTH.

Earthquake Details

• Magnitude: 6.4Mw
• Date-Time:
• Sunday, June 26, 2011 at 12:16:41 UTC
• Sunday, June 26, 2011 at 09:16:41 PM at epicenter

• Location: 2.389°S, 136.648°E
• Depth: 36.1 km (22.4 miles)
• Region: NEAR THE NORTH COAST OF PAPUA, INDONESIA

• Distances: 172 km (106 miles) N of Enarotali, Papua, Indonesia
• 331 km (205 miles) ESE of Manokwari, Papua, Indonesia
• 1,286 km (799 miles) NNE of DARWIN, Northern Territory, Australia
• 3,336 km (2072 miles) E of JAKARTA, Java, Indonesia
• Location Uncertainty:
• horizontal +/- 14.6 km (9.1 miles);
• depth +/- 12.2 km (7.6 miles)

• Source:USGS NEIC (WDCS-D)
• Event ID: usc0004gyw

Historic Seismicity [Mag ≥ 7.0 since 1900]

Source: USGS-EHP

Related Links

• VolcanoWatch 26 June 2011
• Messages From Earth’s Powerhouse
• A New Era of Intense Volcanic Unrest May Have Begun

• FEWW Volcano Links
• Volcanoes
• FEWW Earthquake Links

Powerful Earthquake Strikes Off Papua, Indonesia

UPDATE @ 08:40UTC

At last a half dozen aftershocks have followed the mainshock including a 6.5Mw, as of posting.

Up to a dozen people have been killed or injured, with more than 500 buildings damaged/destroyed near the epicenter, according to local reports.

Fire-Earth Forecast:  A major quake measuring 8.5Mw or larger, with more significant aftershocks could strike the area.

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Powerful Quake Measuring Up To 7.5Mw Strikes Near the North Coast of Papua, Indonesia

The powerful shock was preceded by a foreshock measuring at least 6.4Mw.

Tsunami Status

There’s no threat of a destructive widespread tsunami in the Pacific Region, the Pacific Tsunami Center/NOAA/NWS said.

However, the earthquake and its aftershock may have generated destructive  tsunamis along the local coasts within a 100-km radius of the epicenter, the report said.

10-degree Map Centered at 0°N,135°E

Earthquake Location Map. Source: USGS/EHP. Enhanced by Fire-earth.

Details of Mainshock

GFZ Potsdam – Earthquake Bulletin
Region: Irian Jaya Region, Indonesia
Time: 2010-06-16 03:16:29.0 UTC
Magnitude: 7.2
Epicenter: 136.51°E 2.09°S
Depth: 5 km
Status: automatic

Distances (USGS/EHP)

• 185 km (115 miles) N (5°) from Enarotali, Irian Jaya, Indonesia
• 299 km (186 miles) ESE (118°) from Manokwari, Irian Jaya, Indonesia
• 473 km (294 miles) W (275°) from Jayapura, Irian Jaya, Indonesia
• 1,077 km (669 miles) SSE (168°) from KOROR, Palau

Details of Foreshock

GFZ Potsdam – Earthquake Bulletin
Region: Irian Jaya Region, Indonesia
Time: 2010-06-16 03:06:04.4 UTC
Magnitude: 6.2
Epicenter: 136.61°E 2.29°S
Depth: 5 km
Status: automatic

USGS/EHP Links:

Historic Information

• Learning from Earthquakes: Indonesia

Institutions

• Badan Meteorologi dan Geofisika – BMG
• ASEAN Earthquake Information Center
• Volcanological Survey of Indonesia

Maps

• Politcal Map of Indonesia
• Seismic Hazard Map
• Earthquake Density Map
• Seismicity Map of Indonesia

Notable Earthquakes

• Historic Earthquakes in Indonesia

Recent Earthquakes

• Last Earthquake in Indonesia
  from the NEIC Earthquake Bulletin
• BMG Recent Earthquakes

Tectonic Information

• Seismotectonics of the Indonesian Region
• Tectonics of Indonesia
• Geology of Indonesia
• Krakatau Volcano

Related Links:

• Earthquakes