SM
Seismology

Earthquake Watch

Earthquake Watch February: Loyalty Islands Mw 7.7

Earthquake Watch February: Loyalty Islands Mw 7.7

The largest earthquake during the second month of 2021 occurred on February 10th in the western Pacific, specifically to the southeast of the Loyalty Islands and New Caledonia, a seismically active region due to the convergence between the Australian Plate subducting beneath the Pacific Plate (Figure 1). This earthquake (Mw 7.7) was preceded by at least three foreshocks earthquakes M>5.5, which ...[Read More]

Earthquake Watch January: Guyana Mw 5.6

Earthquake Watch January: Guyana Mw 5.6

South America is one of the most seismic regions where the collision of several tectonic plates is shaping the topography along the Pacific coast. On January 31, an Mw5.6 earthquake hit Southern Guyana near the border with Brazil. This event was largely felt in Boa Vista (Brazil), the nearest main city close to the epicentre (Figure 1, EMSC). Relatively small damages were reported and fortunately ...[Read More]

Earthquake Watch December: Petrinja Mw 6.4

Earthquake Watch December: Petrinja Mw 6.4

What we know On December 29, a strong earthquake Mw 6.4 hit Petrinja at 12:20 CET, a town located in Central Croatia. This event is the largest onshore earthquake rupture in Central Europe since the M 6.5 Norcia earthquake occurred in 2016 (e.g. Scognamiglio, 20181) which killed 299 persons and 4,500 became homeless. Recent reports on the Petrinja quake suggest seven fatalities and heavy damages o ...[Read More]