M 4.6 in Iceland on 28 Feb 2021 19:01 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: 4.6M
Depth: 10 Km
Lat/Lon: 63.9956 , -22.0617
Event Date: 28 Feb 2021 19:01 UTC
28 Feb 2021 19:01 Local
Exposed Population:
260000 people within 100km
Source: NEIC us7000dee1
Inserted at: 28 Feb 2021 19:21 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
us7000dee1 Scaled population (vector) 6.32  
  C1 earthquake 1  
  C2 earthquake 0  
  Country Vulnerability 0  
  INFORM_normalised 0.62  
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1361155 0 28 Feb 2021 19:01 4.6M, 10km N/A 270 thousand (in 100km) 00:20 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 Straumsvik, Hafnarfjord, Kálfatjörn, Kópavogur, Vogar, Reykjavík, Gufunes, Keflavík, Grindavík, Strandakirkja, and Laugarvatn.

Radius Population
100 km 270000 people
75 km 260000 people
50 km 250000 people
20 km 200000 people
10 km 17000 people
5 km <1000 people
2 km <1000 people

Affected Provinces

Region Province Country Population
Reykjavik Iceland 160000 people
Sudhurland Iceland 23000 people

Affected populated places

Name Region Province Country City class Population Distance
Straumsvik Iceland Village - 4 km
Hafnarfjord Iceland City - 10 km
Kálfatjörn Iceland Village - 11 km
Kópavogur Iceland Village 25000 people 15 km
Vogar Iceland Village <1000 people 15 km
Reykjavík Iceland Capital 110000 people 18 km
Gufunes Iceland Village - 23 km
Keflavík Iceland City 7700 people 25 km
Grindavík Iceland Village 2200 people 25 km
Strandakirkja Iceland Village - 25 km
Mosfellsbær Iceland Village - 26 km
Njardhvikur Iceland Village - 26 km
Brautarholt Iceland Village - 30 km
Býjarsker Iceland Village - 32 km
Hafnir Iceland Village <1000 people 32 km
Saurbær Iceland Village - 33 km
Porklakshofn Iceland Village - 36 km
Akranes Iceland Village 5600 people 36 km
Innrihólmur Iceland Village - 41 km
Hveragerði Iceland Village 1800 people 42 km
Melar Iceland Village - 45 km
Eyrarbakki Iceland Village <1000 people 47 km
Reynivellir Iceland Village - 48 km
Leirá Iceland Village - 50 km
Úlfljótsvatn Iceland Village - 51 km
Stokkseyri Iceland Village <1000 people 52 km
Selfoss Iceland Village 5400 people 52 km
Hofn Iceland Village - 53 km
Thingvellir Iceland Village - 53 km
Álftanes Iceland Village - 54 km
Miðsandur Iceland Village - 54 km
Saurbaer Iceland Village - 54 km
Geitaberg Iceland Village - 56 km
AEdharvatn Iceland Village - 59 km
Borgarnes Iceland Village 1800 people 61 km
Hvanneyri Iceland Village <1000 people 62 km
Klausturholar Iceland Village - 64 km
Langarfoss Iceland Village - 66 km
Villingaholt Iceland Village - 66 km
Laugarvatn Iceland Village <1000 people 68 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 16 km
Keflavik International KEF 52 Civ. Paved Yes 10000 27 km
Selfoss 20 0 51 km
Borgarfjordur Eystri BGJ unknown 0 53 km

Ports

Name LOCODE Country Distance
Straumsvik ISSTR Iceland 5 km
Hafnarfjordur ISHAF Iceland 9 km
Skerjafjordur ISKJF Iceland 16 km
Reykjavik ISREY Iceland 18 km
Keflavik-Njarovik ISKEV Iceland 24 km
Hvalfjordur Iceland 30 km
Akranes ISAKR Iceland 37 km
Eyrarbakki Iceland 47 km
Stokkseyri Iceland 52 km
Borgarnes ISBOR Iceland 60 km

More information

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