Overall Green Earthquake alert in Papua New Guinea on 31 Jul 2020 16:17 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 4.7 in Papua New Guinea on 31 Jul 2020 16:17 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:	4.7M
Depth:	10 Km
Lat/Lon:	-8.794 , 152.9219
Event Date:	31 Jul 2020 16:17 UTC 01 Aug 2020 02:17 Local
Exposed Population:	About 9000 people within 100km
Source:	NEIC us6000b7hq
Inserted at:	31 Jul 2020 16:30 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
us6000b7hq	Scaled population (vector)	4.07
	C1 earthquake	1
	C2 earthquake	0
	Country Vulnerability	0
	INFORM_normalised	1.3

Maximum expected impact using different data sources.

Episode Timeline

ID	Alert	Score	Date	Mag, Depth	MMI*	Population**	Tsunami risk***	Delay (hh:mm)	Source
1324238		0	31 Jul 2020 16:17	4.7M, 10km	N/A	10 thousand (in 100km)		00:13	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 Milne Bay (population 160,000) . The nearest places are Kaurai, Kulumadau, Guasapa, Bonagai, Wabunuma, Madau I, Digdagela, and Boagis.

Radius	Population
100 km	9700 people
75 km	9600 people
50 km	4700 people
20 km	no people
10 km	no people
5 km	no people
2 km	no people

Affected Provinces

Region Province	Country	Population
Milne Bay	Papua New Guinea	160000 people

Affected populated places

Name	Region Province	Country	City class	Population	Distance
Kaurai	Milne Bay	Papua New Guinea	Village	-	30 km
Kulumadau	Milne Bay	Papua New Guinea	Village	-	40 km
Guasapa	Milne Bay	Papua New Guinea	Village	-	41 km
Bonagai	Milne Bay	Papua New Guinea	Village	-	43 km
Wabunuma	Milne Bay	Papua New Guinea	Village	-	51 km
Madau I	Milne Bay	Papua New Guinea	Village	-	54 km
Digdagela	Milne Bay	Papua New Guinea	Village	-	61 km
Boagis	Milne Bay	Papua New Guinea	Village	-	63 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
Guasopa	GAZ	-1				0	49 km

Ports

Name	LOCODE	Country	Distance
Suloga Harbor		Papua New Guinea	49 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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