M 4.5 in Bhutan on 10 Oct 2015 01:48 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: 47.09 Km
Lat/Lon: 27.2285 , 88.8025
Event Date: 10 Oct 2015 01:48 UTC
10 Oct 2015 07:18 Local
Exposed Population:
8094062 people within 100km
Source: NEIC
Inserted at: 10 Oct 2015 02:15 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

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1101429 0 10 Oct 2015 01:48 4.5M, 47.09km N/A 8.1 million (in 100km) 00:26 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 Bhutan , District of Samchi (population 237,830) . The nearest places are Thimphu, and Longthu.

Radius Population
100 km 8.1 million people
75 km 4.2 million people
50 km 1.1 million people
20 km 120000 people
10 km 24000 people
5 km 4100 people
2 km <1000 people

Affected Provinces

Region Province Country Population
Samchi Bhutan 240000 people
Sikkim India 430000 people
West Bengal India 58.2 million people
Xizang China 2.4 million people

Affected populated places

Name Region Province Country City class Population Distance
Longthu Sikkim India Village - 4 km
Thimphu Thimphu Bhutan Capital 30000 people 89 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
Paro PBH 2235 Civ. Paved No 6500 65 km
Baghdogra IXB 126 Mil. Paved No 9000 77 km

Dams

Reservoir Dam Name River Year Distance
Gazaldova Teesta n/a 56 km

More information

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