Mw 7.1 Bougainville Region, P.N.G.
updated 29 May 2021 UTC

On 7 May 2015 a major earthquake occurred at Bougainville Region, P.N.G. The seismic event occurred at 07:10:22 UTC and had an estimated moment magnitude (Mw) 7.1.

A WPG convergence occurred on the 6th and early 7th following an exceptional series of alignments from the 2nd to the 4th. It was the fourth strong to major earthquake in P.N.G. in a week (see reports below).

Venus-Mercury-Neptune    2015-05-02,  9:57:59  337°22'17"
Mars-Sun-Saturn          2015-05-02, 20:38:40  240°48'04"
Mercury-Earth-Saturn     2015-05-03,  8:23:51  242°50'26"
Sun-Mercury-Venus        2015-05-03, 12:21:19  155°50'27"
Mercury-Sun-Neptune      2015-05-03, 20:32:43  337°27'34"
Venus-Sun-Neptune        2015-05-04, 12:19:25  337°27'48"
					
SSGI chart
SSGI depiction of planetary (PG) and lunar (LG) geometry

 

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