M 4.5 in Papua New Guinea on 20 Aug 2017 19:54 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: 4.5M
Depth: 84.43 Km
Lat/Lon: -4.9598 , 153.8192
Event Date: 20 Aug 2017 19:54 UTC
21 Aug 2017 05:54 Local
Exposed Population:
About 44000 people within 100km
Source: NEIC us2000a9zq
Inserted at: 20 Aug 2017 20:40 UTC
INFORM Coping capacity of the alert score
7.6 (Papua New Guinea)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC n.a n.a
us2000a9zq Scaled population (vector) 0  
  C1 earthquake 1  
  C2 earthquake 0  
  Country Vulnerability 0  
  INFORM_normalised 1  
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1178061 n.a 20 Aug 2017 19:54 4.5M, 84.43km N/A 40 thousand (in 100km) 00:45 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 Papua New Guinea , Province of Northern Solomons (population 130,000) . The nearest places are Kulis, Tungol Mission, Yotchibol, Tanamalit, Mapiri, Sirof, Sigon Mission, Siaken, Lihon Number 1, and Rokus.

Radius Population
100 km 44000 people
75 km 5700 people
50 km no people
20 km no people
10 km no people
5 km no people
2 km no people

Affected Provinces

Region Province Country Population
Northern Solomons Papua New Guinea 130000 people
New Ireland Papua New Guinea 90000 people
East New Britain Papua New Guinea 170000 people
West New Britain Papua New Guinea 130000 people
Solomon Is. Solomon Islands 370000 people
Milne Bay Papua New Guinea 160000 people

Affected populated places

Name Region Province Country City class Population Distance
Kulis Bougainville Papua New Guinea Village - 60 km
Tungol Mission Bougainville Papua New Guinea Village - 61 km
Yotchibol Bougainville Papua New Guinea Village - 62 km
Tanamalit Bougainville Papua New Guinea Village - 64 km
Mapiri Bougainville Papua New Guinea Village - 65 km
Sirof Bougainville Papua New Guinea Village - 67 km
Sigon Mission Bougainville Papua New Guinea Village - 68 km
Siaken Bougainville Papua New Guinea Village - 68 km
Lihon Number 1 Bougainville Papua New Guinea Village - 69 km
Rokus Bougainville Papua New Guinea 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
Green Islands GEI unknown 0 63 km
Karoola KXR unknown 0 94 km
Silur SWR unknown 0 98 km

Ports

Name LOCODE Country Distance
Nissan Island Papua New Guinea 60 km
Queen Carola Harbor Papua New Guinea 85 km

More information

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