Overall Green Earthquake alert in Solomon Islands on 20 Jan 2021 08:54 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 4.8 in Solomon Islands on 20 Jan 2021 08:54 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:	4.8M
Depth:	496.73 Km
Lat/Lon:	-4.7266 , 155.051
Event Date:	20 Jan 2021 08:54 UTC 20 Jan 2021 19:54 Local
Exposed Population:	About 89000 people within 100km
Source:	NEIC us7000d1lh
Inserted at:	20 Jan 2021 09:14 UTC
INFORM Coping capacity of the alert score	7.6 (Papua New Guinea)

GDACS Score

For more info on GDACS alert score click here.

	Earthquake		GDACS score
NEIC	0		0
us7000d1lh	Scaled population (vector)	0
	C1 earthquake	1
	C2 earthquake	0
	Country Vulnerability	0
	INFORM_normalised	1

Maximum expected impact using different data sources.

Episode Timeline

ID	Alert	Score	Date	Mag, Depth	MMI*	Population**	Tsunami risk***	Delay (hh:mm)	Source
1353873		0	20 Jan 2021 08:54	4.8M, 496.73km	N/A	90 thousand (in 100km)		00:19	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 Papua New Guinea , Province of Northern Solomons (population 130,000) . The nearest places are Weteili, Tohatsi, Getsgets, Hanpan, Lemanmanu, Hanahan, Suhin, and Lemankoa.

Radius	Population
100 km	89000 people
75 km	40000 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
Northern Solomons	Papua New Guinea	130000 people
New Ireland	Papua New Guinea	90000 people
Solomon Is.	Solomon Islands	370000 people
East New Britain	Papua New Guinea	170000 people
West New Britain	Papua New Guinea	130000 people

Affected populated places

Name	Region Province	Country	City class	Population	Distance
Weteili	Bougainville	Papua New Guinea	Village	-	46 km
Tohatsi	Bougainville	Papua New Guinea	Village	-	56 km
Getsgets	Bougainville	Papua New Guinea	Village	-	58 km
Hanpan	Bougainville	Papua New Guinea	Village	-	59 km
Lemanmanu	Bougainville	Papua New Guinea	Village	-	60 km
Hanahan	Bougainville	Papua New Guinea	Village	-	62 km
Suhin	Bougainville	Papua New Guinea	Village	-	65 km
Lemankoa	Bougainville	Papua New Guinea	Village	-	66 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)	Distance
Karoola	KXR	unknown	79 km
Buka	BUA	3	87 km
Dios	DOS	unknown	92 km
Sabah	SBV	unknown	95 km

Ports

Name	LOCODE	Country	Distance
Queen Carola Harbor		Papua New Guinea	73 km
Buka	PGBUA	Papua New Guinea	89 km
Nissan Island		Papua New Guinea	95 km

More information

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

Disclaimer
While we try everything to ensure accuracy, this information is purely indicative and should not be used for any decision making without alternate sources of information.
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