Overall Green Earthquake alert in Indonesia on 11 Aug 2023 04:47 UTC

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

M 4.6 in Indonesia on 11 Aug 2023 04:47 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:	4.6M
Depth:	152.135 Km
Lat/Lon:	-7.4569 , 128.2737
Event Date:	11 Aug 2023 04:47 UTC 11 Aug 2023 13:47 Local
Exposed Population:	70 thousand in MMI III
Source:	NEIC us6000kz71
Inserted at:	11 Aug 2023 05:09 UTC
INFORM Coping capacity of the alert score	1.1 (Indonesia)

GDACS Score

For more info on GDACS alert score click here.

	Earthquake (Rapid Impact)		GDACS score
NEIC	0		0
us6000kz71	Scaled population (vector)	0
	C1 rapid impact	0
	C2 rapid impact	0
	Country Vulnerability	0
	INFORM_normalised	0

Maximum expected impact using different data sources.

Episode Timeline

ID	Alert	Score	Date	Mag, Depth	MMI*	Population**	Tsunami risk***	Delay (hh:mm)	Source
1519748		0	11 Aug 2023 04:47	4.6M, 152.135km	3.13	70 thousand (in 100km)		00:21	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

The earthquake happened off shore.

Radius	Population
100 km	19000 people
75 km	no people
50 km	no people
20 km	no people
10 km	no people
5 km	no people
2 km	no people

Affected Provinces

Affected populated places

Name	Region Province	Country	City class	Population	Distance
Kehli	Maluku	Indonesia	Village	-	53 km
Batumerah	Maluku	Indonesia	Village	-	54 km
Kenli	Maluku	Indonesia	Village	-	55 km
Bebar	Maluku	Indonesia	Village	-	57 km
Wulur	Maluku	Indonesia	Village	-	57 km

see full list

Critical infrastructure

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

Ports

Name	LOCODE	Country	Distance
Moa Island		Indonesia	85 km

More information

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

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