A very strong earthquake registered by the USGS as M7.2 hit near Bulolo, Papua New Guinea at 21:19 UTC on May 6. The agency is reporting a depth of 126.9 km (78.8 miles).
The epicenter was located 33 km (20.5 miles) NW of Bulolo (population 16,042), Papua New Guinea.
There are more than 600,000 people living within 100 km (62 miles.
Some 5 million people are estimated to have felt shaking.
No tsunami warnings were issued.
Seismic and Volcanic activity has been correlated to changes in our sun.
The recent global uptick in earthquakes and volcanic eruptions is likely attributed to the drop-off in solar activity, coronal holes, a waning magnetosphere, and the increase in Galactic Cosmic Rays penetrating silica-rich magma.
Check out these link for more info:
Grand Solar Minimum + Pole Shift