Overall Green Earthquake alert in Iceland from 24 Feb 2021 10:05 UTC to 10:05

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 Iceland from 24 Feb 2021 10:05 UTC to 10:05

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:	10 Km
Lat/Lon:	64.2157 , -22.0297
Event Date:	24 Feb 2021 10:05 UTC 24 Feb 2021 10:05 Local
Exposed Population:	260000 people within 100km
Source:	NEIC us6000dkmk
Inserted at:	24 Feb 2021 10:41 UTC
INFORM Coping capacity of the alert score	1.9 (Iceland)

GDACS Score

For more info on GDACS alert score click here.

	Earthquake		GDACS score
NEIC	0		0.4
us6000dkmk	Scaled population (vector)	6.36
	C1 earthquake	1
	C2 earthquake	0
	Country Vulnerability	0
	INFORM_normalised	0.62

Maximum expected impact using different data sources.

Episode Timeline

ID	Score	Date	Mag, Depth	MMI*	Population**	Delay (hh:mm)	Source
1360337	0.4	24 Feb 2021 10:05	5.6M, 10km	7.84	4 thousand (in MMI>=VII)	00:22	NEIC
1360344	0.4	24 Feb 2021 10:05	4.5M, 10km	N/A	270 thousand (in 100km)	00:35	NEIC
1360411	0.4	24 Feb 2021 10:05	5.6M, 10km	8.09	1 thousand (in MMI>=VII)	05:01	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 Iceland , Independent Town of Reykjavik (population 157,415) . The nearest places are Brautarholt, Reykjavík, Saurbær, Gufunes, Akranes, Kópavogur, Mosfellsbær, Innrihólmur, Hafnarfjord, Melar, and Raudhkollsstadhir.

Radius	Population
100 km	270000 people
75 km	260000 people
50 km	250000 people
20 km	220000 people
10 km	26000 people
5 km	no people
2 km	no people

Affected Provinces

Region Province	Country	Population
Reykjavik	Iceland	160000 people
Vesturland	Iceland	17000 people

Affected populated places

Name	Country	City class	Population	Distance
Brautarholt	Iceland	Village	-	8 km
Reykjavík	Iceland	Capital	110000 people	11 km
Saurbær	Iceland	Village	-	11 km
Gufunes	Iceland	Village	-	12 km
Akranes	Iceland	Village	5600 people	12 km
Kópavogur	Iceland	Village	25000 people	13 km
Mosfellsbær	Iceland	Village	-	17 km
Innrihólmur	Iceland	Village	-	17 km
Hafnarfjord	Iceland	City	-	17 km
Melar	Iceland	Village	-	21 km
Straumsvik	Iceland	Village	-	23 km
Kálfatjörn	Iceland	Village	-	26 km
Leirá	Iceland	Village	-	26 km
Hofn	Iceland	Village	-	28 km
Álftanes	Iceland	Village	-	29 km
Reynivellir	Iceland	Village	-	29 km
Vogar	Iceland	Village	<1000 people	31 km
Saurbaer	Iceland	Village	-	32 km
Miðsandur	Iceland	Village	-	34 km
Keflavík	Iceland	City	7700 people	35 km
Geitaberg	Iceland	Village	-	35 km
AEdharvatn	Iceland	Village	-	35 km
Borgarnes	Iceland	Village	1800 people	36 km
Hvanneyri	Iceland	Village	<1000 people	38 km
Býjarsker	Iceland	Village	-	38 km
Njardhvikur	Iceland	Village	-	39 km
Langarfoss	Iceland	Village	-	41 km
Thingvellir	Iceland	Village	-	43 km
Strandakirkja	Iceland	Village	-	45 km
Grindavík	Iceland	Village	2200 people	46 km
Hafnir	Iceland	Village	<1000 people	46 km
Hveragerði	Iceland	Village	1800 people	47 km
Alftorbakki	Iceland	Village	-	48 km
Lundur	Iceland	Village	-	49 km
Úlfljótsvatn	Iceland	Village	-	49 km
Porklakshofn	Iceland	Village	-	50 km
Akrar	Iceland	Village	-	50 km
Fitjar	Iceland	Village	-	52 km
Fiflholt	Iceland	Village	-	53 km
Bær	Iceland	Village	-	54 km
Haugar	Iceland	Village	-	54 km
Eyrarbakki	Iceland	Village	<1000 people	58 km
Hjarðarholt	Iceland	Village	-	58 km
Selfoss	Iceland	Village	5400 people	59 km
Stadharhraun	Iceland	Village	-	59 km
Reykholt	Iceland	Village	<1000 people	62 km
Laugarvatn	Iceland	Village	<1000 people	62 km
Klausturholar	Iceland	Village	-	63 km
Siðmúli	Iceland	Village	-	63 km
Stokkseyri	Iceland	Village	<1000 people	63 km
Kolbeinsstadhir	Iceland	Village	-	66 km
Stori As	Iceland	Village	-	66 km
Norðtunga	Iceland	Village	-	69 km
Ás	Iceland	Village	-	70 km
Raudhkollsstadhir	Iceland	Village	-	70 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
Reykjavik Domestic	RKV	14	Civ.	Paved	Yes	5700	10 km
Borgarfjordur Eystri	BGJ	unknown				0	28 km
Keflavik International	KEF	52	Civ.	Paved	Yes	10000	38 km
Selfoss		20				0	58 km
Grundarfjordur	GUU	unknown				0	100 km

Ports

Name	LOCODE	Country	Distance
Hvalfjordur		Iceland	6 km
Reykjavik	ISREY	Iceland	9 km
Skerjafjordur	ISKJF	Iceland	12 km
Akranes	ISAKR	Iceland	13 km
Hafnarfjordur	ISHAF	Iceland	17 km
Straumsvik	ISSTR	Iceland	19 km
Keflavik-Njarovik	ISKEV	Iceland	35 km
Borgarnes	ISBOR	Iceland	36 km
Eyrarbakki		Iceland	58 km
Stokkseyri		Iceland	63 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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