M 4.8 in Guam on 06 Dec 2016 02:17 UTC

Hazard models

EQ parameters
Shakemap
Tsunami

Event summary

This is a preliminary assessment. The final GDACS Alert Level has been/will be published using more detailed information.

This earthquake is expected to have a low humanitarian impact based on the magnitude and the affected population and their vulnerability.

Earthquake Magnitude: 4.8M
Depth: 113.61 Km
Lat/Lon: 13.5023 , 144.5628
Event Date: 06 Dec 2016 02:17 UTC
06 Dec 2016 12:17 Local
Exposed Population:
161634 people within 100km
Source: NEIC us10007f3a
Inserted at: 06 Dec 2016 02:31 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC n.a n.a
us10007f3a 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

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1149341 n.a 06 Dec 2016 02:17 4.8M, 113.61km N/A 160 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 Guam , of Guam (population 143,173) . The nearest places are Lockwood Terrace, Camp Bright, Piti, Asan, Agat, Santa Rita, Hagåtña, Sinajana, Mongmong, Tamuning, and Lupog.

Radius Population
100 km 160000 people
75 km 160000 people
50 km 160000 people
20 km 22000 people
10 km <1000 people
5 km no people
2 km no people

Affected Provinces

Region Province Country Population
Guam Guam 140000 people

Affected populated places

Name Region Province Country City class Population Distance
Lockwood Terrace Guam Village - 12 km
Camp Bright Guam Village - 14 km
Piti Guam Village - 15 km
Asan Guam Village - 17 km
Agat Guam Village 4400 people 17 km
Santa Rita Guam Village 1300 people 17 km
Hagåtña Guam Capital 1000 people 21 km
Sinajana Guam Village 2100 people 21 km
Mongmong Guam Village 3700 people 22 km
Tamuning Guam Village 11000 people 24 km
Umatac Guam Village - 25 km
Yona Guam Village 2300 people 25 km
Ylig Guam Village - 25 km
Barrigada Guam Village 4700 people 26 km
Talofofo Guam Village 2700 people 27 km
Harmon Village Guam Village - 27 km
Camp Quezon Guam Village - 27 km
Merizo Guam Village 1700 people 29 km
Oceanview Guam Village - 29 km
South Acres Guam Village - 30 km
Dededo Guam Village 3300 people 30 km
Asbeco Guam Village - 30 km
Inarajan Guam Village <1000 people 32 km
Adacao Guam Village - 32 km
Ipapao Guam Village - 32 km
Potts Junction Guam Village - 34 km
Perez Acres Guam Village - 35 km
Spring Hill Subdivision Guam Village - 36 km
Gayinero Guam Village - 37 km
Upi Guam Village - 38 km
Asatdas Guam Village - 38 km
Lupog Guam Village - 38 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
A.B. Won Pat International GUM 91 0 26 km
Andersen AFB UAM 191 0 41 km

Ports

Name LOCODE Country Distance
Apra Harbor Guam 9 km
Apra (Agana) GUAPR Guam 14 km
Rota Northern Mariana Islands 94 km

More information

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