Overall Green Earthquake alert in United States on 28 Feb 2016 13:48 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 4.5 in United States on 28 Feb 2016 13:48 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:	4.5M
Depth:	61.23 Km
Lat/Lon:	61.7809 , -150.6612
Event Date:	28 Feb 2016 13:48 UTC 28 Feb 2016 04:48 Local
Exposed Population:	360188 people within 100km
Source:	NEIC
Inserted at:	28 Feb 2016 14:03 UTC

GDACS Score

For more info on GDACS alert score click here.

	Earthquake		GDACS score
NEIC	0		0
	Scaled population (vector)	n.a
	C1 earthquake	n.a
	C2 earthquake	n.a
	Country Vulnerability	n.a
	INFORM_normalised	n.a

Maximum expected impact using different data sources.

Episode Timeline

ID	Alert	Score	Date	Mag, Depth	MMI*	Population**	Tsunami risk***	Delay (hh:mm)	Source
1120849		0	28 Feb 2016 13:48	4.5M, 61.23km	N/A	360 thousand (in 100km)		00:14	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 United States , State of Alaska (population 572,432) . The nearest places are Anchorage, Big Lake, Susitna, Skwentna, Kashwitna, Caswell, Willow, Skwentina, Houston, Montana, and McDougal.

Radius	Population
100 km	360000 people
75 km	67000 people
50 km	4400 people
20 km	no people
10 km	no people
5 km	no people
2 km	no people

Affected Provinces

Region Province	Country	Population
Alaska	United States	570000 people

Affected populated places

Name	Region Province	Country	City class	Population	Distance
McDougal	Alaska	United States	Village	-	18 km
Susitna	Alaska	United States	Village	<1000 people	28 km
Kashwitna	Alaska	United States	Village	-	32 km
Skwentina	Alaska	United States	Village	-	34 km
Willow	Alaska	United States	Village	1700 people	38 km
Alexander	Alaska	United States	Village	-	40 km
Caswell	Alaska	United States	Village	-	41 km
Skwentna	Alaska	United States	Village	<1000 people	45 km
Montana	Alaska	United States	Village	-	45 km
Houston	Alaska	United States	Village	1200 people	46 km
Big Lake	Alaska	United States	Village	2600 people	47 km
Anchorage	Alaska	United States	Major city	260000 people	76 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
Jewell		34					9 km
Laub		30					17 km

Ports

Name	LOCODE	Country	Distance
Anchorage	USANC	Wake Island	75 km
Tyonek	USTYE	Wake Island	84 km
Palmer		Wake Island	86 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.
The JRC is not responsible for any damage or loss resulting from the use of the information presented on this website.
The designations employed and the presentation of material on the map do not imply the expression of any opinion whatsoever on the part of the European Union concerning the legal status of any country, territory or area or of its authorities, or concerning the delimitation of its frontiers or boundaries.