Powerful Earthquake Strikes Bougainville Island, N. Solomons

M7.9 strikes WNW of Panguna, PNG

EQ Details
Magnitude: 7.9 mww  [USGS/EHP]
Location: 6.214°S, 155.122°E [uncertainty: ± 7.8 km]
Depth 136.0 km [uncertainty± 1.9]
Time: 2017-01-22 04:30:23.140 UTC
Number of Phases: 145
Minimum Distance: 397.0 km (3.57°)
Travel Time Residual: 1.03 s
Azimuthal Gap: 15°

This earthquake struck onshore and did NOT generate a tsunami.

• Seismic analysis and forecast are available from FIRE-EARTH PULSARS.

Powerful EQ Strikes New Britain Trench

SEISMIC HAZARD
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M7.5 Strikes SW of Panguna, PNG

The powerful quake was the latest in a cluster of shocks rattling the North Solomons Region and follows a M7.1 quake that struck near the boundary of Australia plate and overriding Pacific plate, some 57km SW of Panguna, on April 11, 2014.

FIRE-EARTH Earthquake Forecast

FIRE-EARTH released details of a forecast for a MEGA EARTHQUAKE in SOLOMON ISLANDS in Bulletin NO. 84, which was released on April 12.

The next FIRE-EARTH Earthquake Forecast will appear in Bulletin No. 89, which will be published later today (April 20, 2014).

Earthquake Details

Magnitude: 7.5Mw
Event Time: 2014-04-19 13:27:59UTC
Location: 6.720°S, 154.931°E
Depth: 30.9km (19.2mi)
Nearby Cities

• 75km (47mi) SW of Panguna, Papua New Guinea
• 87km (54mi) SW of Arawa, Papua New Guinea

EQ Location Map

One-day significant quakes North Solomons, PNG. Source: USGS/EHP.

7-day significant quakes North Solomons, PNG. Source: USGS/EHP.

30-day significant quakes North Solomons, PNG. Source: USGS/EHP.

Boundary between Australia and Pacific Plates – PNG Region

The boundary between Australia and Pacific plates in the PNG  region has produced 35 M 7+ events within 250 km of the April 19, 2014 earthquake in the last 100 years, said USGS/EHP. The largest was M 8.0 about 175 km NW of the April 19, 2014  event, one of two M8+ earthquakes 140 km apart in July 1971. The M 8.1 Solomon Islands earthquake in April 2007, which caused a devastating tsunami, occurred about 300 km southeast of the April 19, 2014 quake.

Tsunami Update

A Tsunami Warning that was issued immediately after the quake has since been canceled.

A tsunami was detected, however there’s currently NO threat of a destructive Pacific-wide tsunami as a result of the above earthquake.

Related Links and Recent Significant Seismic Events

• Strong Aftershock Strikes Offshore Bougainville Island April 19, 2014
• M7.5 Quake Strikes Near Tecpan de Galeana, Mexico April 18, 2014
• FIRE-EARTH Bulletin NO. 88 April 18, 2014
• FIRE-EARTH Bulletin NO. 87 April 17, 2014

• FIRE-EARTH Bulletin NO. 86 April 15, 2014
• FIRE-EARTH Bulletin NO. 85 April 13, 2014

• M6.5 Quake Strikes PNG Posted on April 12, 2014
• M7.1 EQ Strikes Near Panguna, PNG Posted on April 11, 2014

• CHILE MEGA EARTHQUAKE WARNING – REVISION 3 April 7, 2014
• MEGA EARTHQUAKE WARNING – REVISION 2  April 3, 2014
• Two Powefull Aftershocks Rock N Chile Coast April 3, 2014
• Disaster Declared for Chile Quake Zone on April 2, 2014
• M8.2 Strikes Coast of Chile April 2, 2014

Strong Aftershock Strikes Offshore Bougainville Island

SEISMIC HAZARD
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M6.6 Strikes 59km SW of Panguna, PNG

The aftershock follows a M7.1 quake that struck 57km SW of Panguna, on April 11, 2014.

The latest aftershock was the third to strike the region, measuring 6.5Mw or greater.

EQ Details

Event Time: 2014-04-19 01:04:03 UTC
Location: 6.679°S 155.085°E depth=24.4km (15.2mi)
Nearby Cities:

• 59km (37mi) SW of Panguna, Papua New Guinea
• 71km (44mi) SW of Arawa, Papua New Guinea

EQ Location Map

30 Days, Magnitude 4.5+ regional earthquakes. Source: USGS/EHP

Related Links

• M6.5 Quake Strikes PNG Posted on April 12, 2014
• M7.1 EQ Strikes Near Panguna, PNG Posted on April 11, 2014

M6.5 Quake Strikes PNG

SEISMIC HAZARD
.

Powerful Earthquake Offshore North Solomons

Centered at 6.855°S, 155.017°E the 6.5Mw quake struck at a depth of 39.4km (24.5mi), about 78km (48mi) SW of Panguna, PNG.

The quake followed heightened seismicity in the area triggered by a M7.1 quake that struck 57km SW of Panguna, Papua New Guinea on April 11.

Tsunami Evaluation

NO tsunami was detected.

Earthquake Details [USGS/EHP]

Magnitude: 6.5Mw
Location: 6.855°S, 155.017°E depth=39.4km (24.5mi)
Nearby Cities:

• 78km (48mi) SW of Panguna, Papua New Guinea
• 91km (57mi) SW of Arawa, Papua New Guinea
• 411km (255mi) SE of Kokopo, Papua New Guinea
• 558km (347mi) ESE of Kimbe, Papua New Guinea
• 613km (381mi) WNW of Honiara, Solomon Islands

Earthquake Location Map

Latest Seismicity Around PRF

• M6.6 Quake Strikes Nicaragua April 12, 2014
• Strong Quakes Strike Nicaragua, Coastal Chile April 11, 2014

Chile-Peru Trench Continued Seismicity

M6.0 – 84km SW of Iquique, Chile 2014-04-11 00:01:44 UTC

At least two more significant aftershocks struck along the Peru- Chile Trench following the deadly M8.2 quake, which struck Chile on April 1 (UTC).

The other significant aftershock was a M5.0 which struck 88km WNW of Iquique, Chile at 17:49:10 UTC (20.035°S 70.963°W depth=11.8km)

FIRE-EARTH Earthquake Forecast

For the next FIRE-EARTH Earthquake Forecast see April 12 Bulletin, which would be released later today – members only.

Related Links

• CHILE MEGA EARTHQUAKE WARNING – REVISION 3 April 7, 2014
• MEGA EARTHQUAKE WARNING – REVISION 2  April 3, 2014
• Two Powefull Aftershocks Rock N Chile Coast April 3, 2014
• Disaster Declared for Chile Quake Zone on April 2, 2014
• M8.2 Strikes Coast of Chile April 2, 2014
• Enhanced Seismicity Continues Along Peru-Chile Trench on March 24, 2014
• Significant Seismic Activity Continues Along Peru-Chile Trench March 22, 2014
• 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

M7.1 EQ Strikes Near Panguna, PNG

SEISMIC HAZARD
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M7.1 quake strikes 57km SW of Panguna, Papua New Guinea

Centered at 6.625°S, 155.064°E, the quake struck at a depth of 50.0km (31.1mi) on Friday, April 11, 2014 at 07:07:21 UTC.

The mainshock was followed by at least four significant aftershocks measuring 4.8Mw or greater. The largest aftershock measured 6.5Mw and was centered at  6.855°S 155.017°E, occurring at a depth of 39.4km.

Tsunami Evaluation

The quakes did NOT produce a widespread destructive tsunami.

Latest Seismicity Around PRF

• Strong Quakes Strike Nicaragua, Coastal Chile April 11, 2014

Related Links

• CHILE MEGA EARTHQUAKE WARNING – REVISION 3 April 7, 2014
• MEGA EARTHQUAKE WARNING – REVISION 2  April 3, 2014
• Two Powerfull Aftershocks Rock N Chile Coast April 3, 2014
• Disaster Declared for Chile Quake Zone on April 2, 2014
• M8.2 Strikes Coast of Chile April 2, 2014
• Enhanced Seismicity Continues Along Peru-Chile Trench on March 24, 2014
• Significant Seismic Activity Continues Along Peru-Chile Trench March 22, 2014
• 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