Overall Green Earthquake alert in Indonesia on 31 Jan 2021 09:44 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 5.1 in Indonesia on 31 Jan 2021 09:44 UTC

Hazard models

EQ parameters

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:	5.1M
Depth:	10 Km
Lat/Lon:	-5.4951 , 133.8417
Event Date:	31 Jan 2021 09:44 UTC 31 Jan 2021 18:44 Local
Exposed Population:	About 57000 people within 100km
Source:	NEIC us6000dddu
Inserted at:	31 Jan 2021 10:04 UTC
INFORM Coping capacity of the alert score	4.8 (Indonesia)

GDACS Score

For more info on GDACS alert score click here.

	Earthquake		GDACS score
NEIC	0		0
us6000dddu	Scaled population (vector)	4.13
	C1 earthquake	1.54
	C2 earthquake	-0.64
	Country Vulnerability	0.09
	INFORM_normalised	0.96

Maximum expected impact using different data sources.

Episode Timeline

ID	Alert	Score	Date	Mag, Depth	MMI*	Population**	Tsunami risk***	Delay (hh:mm)	Source
1355829		0	31 Jan 2021 09:44	5.1M, 10km	N/A	60 thousand (in 100km)		00:20	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 in Indonesia , Province of Maluku (population 1,991,398) . The nearest places are Wasir, Wokam, Waika, Ojurdjela, Dobo, Beleting, Laealaoet, Djaboelingan, Fatudjuring, and Selimar.

Radius	Population
100 km	58000 people
75 km	17000 people
50 km	<1000 people
20 km	no people
10 km	no people
5 km	no people
2 km	no people

Affected Provinces

Region Province	Country	Population
Maluku	Indonesia	2 million people
Irian Jaya	Indonesia	1.8 million people

Affected populated places

Name	Region Province	Country	City class	Population	Distance
Wasir	Maluku	Indonesia	Village	-	47 km
Wokam	Maluku	Indonesia	Village	-	48 km
Waika	Maluku	Indonesia	Village	-	48 km
Ojurdjela	Maluku	Indonesia	Village	-	49 km
Dobo	Maluku	Indonesia	Village	-	51 km
Beleting	Maluku	Indonesia	Village	-	54 km
Laealaoet	Maluku	Indonesia	Village	-	56 km
Djaboelingan	Maluku	Indonesia	Village	-	63 km
Fatudjuring	Maluku	Indonesia	Village	-	68 km
Selimar	Maluku	Indonesia	Village	-	68 km

see full list

Critical infrastructure

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

Airports

Name	IATA Code	Elevation (m)	Usage	Runway type	IFR	Runway Length (ft)	Distance
Benjina	BJK	8				0	79 km

Ports

Name	LOCODE	Country	Distance
Dobo		Indonesia	50 km
Banda Elat		Indonesia	97 km

More information

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

Disclaimer
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