Overall Green Earthquake in Indonesia on 27 Feb 2023 01:26 UTC

GDACS is a cooperation framework between the United Nations, the European Commission and disaster managers worldwide to improve awareness, information exchange and coordination in the first phase after major sudden-onset disasters.

M 5.6 in Indonesia on 27 Feb 2023 01:26 UTC

Hazard models

Rapid Impact

Shakemap

Tsunami

Event summary

This earthquake is expected to have a low humanitarian impact based on the magnitude and the affected population and their vulnerability.

Earthquake Magnitude:	5.6M
Depth:	23.9 Km
Lat/Lon:	-1.664 , 120.2243
Event Date:	27 Feb 2023 01:26 UTC 27 Feb 2023 09:26 Local
Exposed Population:	9 thousand in MMI VI
Source:	NEIC us6000jrtm
Inserted at:	27 Feb 2023 02:37 UTC
INFORM Coping capacity of the alert score:	4.8 (Indonesia)

GDACS Score

For more info on GDACS score click here.

	Earthquake (Shakemap)		GDACS score
NEIC	0		0
us6000jrtm	Scaled population (raster)	1.2
	C1 shakemap	-1.73
	C2 shakemap	0.79
	Country Vulnerability	0
	INFORM_normalised	0.96
	Score no CC	10

Maximum expected impact using different data sources.

ShakeMap is a product of the USGS Earthquake Hazards Program in conjunction with the regional seismic networks. ShakeMaps provide near-real-time maps of ground motion and shaking intensity following significant earthquakes.

Episode Timeline

ID	Level	Score	Date	Mag, Depth	MMI*	Population**	Tsunami risk***	Delay (hh:mm)	Source
1492378		0	27 Feb 2023 01:26	5.5M, 42.456km	5.16	N/A (in MMI>=VII)		00:33	NEIC
1492400		0	27 Feb 2023 01:26	5.6M, 23.9km	6.38	N/A (in MMI>=VII)		01:11	NEIC

The episode that generated the alert; the next major evaluations beyond 12 hours will not trigger additional alerts.

The episode that has the last updated information.

* The max MMI detected for sources having shakemaps;
** The population detected in MMI>=7 for episode with shakemap or in a 100km radius;
*** The tsunami max height.

Exposed population

Intensity	Population
	9300 people
	64000 people

Shakemaps Timeline

Shake id #	episodeid	Lat/Lon	Magnitude	Depth	Max MMI	Date shake (UTC)	Delay (hh:mm)
1	1492378	120.267/-1.697	5.5	42.5	5.161	27 Feb 2023 02:04	00:38	(new episode)
2	1492400	120.224/-1.664	5.6	23.9	6.466	27 Feb 2023 02:40	01:14	(new episode)
3	1492400	120.224/-1.664	5.6	23.9	6.311	27 Feb 2023 03:31	02:05	(upd of #2)
4	1492400	120.217/-1.686	5.6	22.7	6.375	27 Feb 2023 04:28	03:02	(upd of #3)
5	1492400	120.217/-1.686	5.6	22.7	6.375	28 Feb 2023 01:40	1d 00:14	(upd of #4)

Affected Provinces

Critical infrastructure

Airports, ports, nuclear plants and hydrodams at risk, if affected, are listed below.

More information

For a full list of available products related to this event, please refer to the GDACS Resources page.

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