Overall Green Earthquake alert in Samoa from 30 Mar 2015 08:18 UTC to 08:18

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 6.8 in Samoa from 30 Mar 2015 08:18 UTC to 08:18

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:	6.8M
Depth:	80 Km
Lat/Lon:	-15.1 , -172.4
Event Date:	30 Mar 2015 08:18 UTC 29 Mar 2015 21:18 Local
Exposed Population:	No people within 100km
Source:	NTWC
Inserted at:	30 Mar 2015 08:31 UTC

GDACS Score

For more info on GDACS alert score click here.

	Earthquake		Tsunami		GDACS score
NTWC	n.a		1		0.5
	Scaled population (vector)	n.a	Max wave scenario	0m
	C1 earthquake	n.a	Max wave realtime	0m
	C2 earthquake	n.a
	Country Vulnerability	n.a
	INFORM_normalised	n.a

Maximum expected impact using different data sources.

Episode Timeline

ID	Score	Date	Mag, Depth	MMI*	Population**	Tsunami risk***	Delay (hh:mm)	Source
1075118	0.5	30 Mar 2015 08:18	6.8M, 80km	N/A	No people affected (in 100km)	0m (at 00:00)	00:13	NTWC
1075120	0.5	30 Mar 2015 08:18	6.8M, 10.01km	N/A	Few people (in 100km)	0.3m (at 00:17)	00:23	NEIC
1075133	0	30 Mar 2015 08:18	6.4M, 11.5km	4.9	Few people (in 100km)		01:21	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 in Samoa , of Samoa (population 159,000) . The nearest places are and Apia.

Radius	Population
100 km	no 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

Region Province	Country	Population
Samoa	Samoa	160000 people

Affected populated places

Name	Region Province	Country	City class	Population	Distance
Apia		Samoa	Capital	40000 people	157 km

see full list

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.

Disclaimer
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