2020 Petrinja earthquake
| Potres u Petrinji 2020. | |
| UTC time | 2020-12-29 11:19:54 |
|---|---|
| ISC event | 621237334 |
| USGS-ANSS | ComCat |
| Local date | 29 December 2020 |
| Local time | 12:19 p.m. CET (UTC+1) |
| Duration | 26 seconds |
| Magnitude | 6.4 Mw 6.2 ML |
| Depth | 10 km (6.2 mi) |
| Epicentre | 45°24′01″N 16°13′07″E / 45.4002°N 16.2187°E |
| Type | Strike-slip |
| Areas affected | Croatia (Sisak-Moslavina County, Karlovac County, Zagreb County, City of Zagreb) Northwestern Bosnia and Herzegovina Slovenia Southern Hungary, Austria, Northern Italy |
| Total damage | 5–5.5 billion euros |
| Max. intensity | MMI IX (Violent) |
| Peak acceleration | 0.4 g |
| Foreshocks | 3 with a ML4.0 or greater Largest: Mw5.2 at 05:28 UTC, 28 December 2020 |
| Aftershocks | Numerous Largest: Mw4.9 at 17:01 UTC, 6 January 2021 |
| Casualties | 9 fatalities (2 indirect), 26 injuries |
| Citations | |
At 12:19 PM CET (11:19 UTC) on 29 December 2020, an earthquake of magnitude 6.4 Mw (6.2 ML) hit central Croatia, with an epicenter located roughly 3 km (1.9 mi) west-southwest of Petrinja. The maximum felt intensity was estimated at VIII (Heavily damaging) to IX (Destructive) on the European macroseismic scale. Before this event there were three foreshocks, the strongest of which had a magnitude of 5.2 Mw on the day before. The earthquake was followed by numerous aftershocks, the strongest of which had a magnitude of 4.9 Mw.
The adversely affected areas were mostly in the Sisak-Moslavina County and other nearby Croatian counties, as well as some of the nearby areas of Bosnia and Slovenia. There were nine confirmed deaths, including seven during the quake and two workers from falling debris while repairing damaged structures in the aftermath, and 26 people were injured.