M 4.3 in Canada on 03 Jul 2009 03:06 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.

Updated: this report is based on episode 1.

Earthquake Magnitude: 4.3M
Depth: Km
Lat/Lon: 53.8 , -131.6
Event Date: 03 Jul 2009 03:06 UTC
02 Jul 2009 20:06 Local
Exposed Population:
about 6000 people within 100km
Source: NEIC at00659040
Inserted at: 03 Jul 2009 03:26 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0.5 0.5
at00659040 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
60549 0.5 03 Jul 2009 03:06 4.3M, 10km N/A 6 thousand (in 100km) 00:19 NEIC
60680 0.5 03 Jul 2009 03:06 4M, 7.4km N/A 20 thousand (in 100km) 1d 02:04 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 Canada , Province of British Columbia (population 3,415,527) . The nearest places are Tow Hill, Nadu, Tlell, Masset, Port Clements, Lawnhill, Juskatla, Haida, Sandspit, Skidegate, and Refuge Bay.

Radius Population
100 km 6700 people
75 km 4300 people
50 km 2100 people
20 km no people
10 km no people
5 km no people
2 km no people

Affected Provinces

Region Province Country Population
British Columbia Canada 3.4 million people

Affected populated places

Name Region Province Country City class Population Distance
Tow Hill British Columbia Canada Village - 32 km
Nadu British Columbia Canada Village - 34 km
Tlell British Columbia Canada Village - 34 km
Masset British Columbia Canada Village - 43 km
Port Clements British Columbia Canada Village - 44 km
Lawnhill British Columbia Canada Village - 50 km
Juskatla British Columbia Canada Village - 52 km
Haida British Columbia Canada Village - 57 km
Sandspit British Columbia Canada Village - 64 km
Skidegate British Columbia Canada Village - 65 km
Queen Charlotte British Columbia Canada Village - 69 km
Refuge Bay British Columbia Canada 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
Masset ZMT 7 Civ. Paved Yes 5000 43 km
Sandspit YZP 6 Civ. Paved Yes 5100 62 km
Queen Charlotte Is ZQS unknown 0 93 km
Prince Rupert YPR 35 Civ. Paved Yes 6000 93 km

Ports

Name LOCODE Country Distance
Port Clements Canada 40 km
Masset CAZMT Canada 44 km
Sandspit Canada 63 km
Queen Charlotte CASKI Canada 68 km
Naden Harbor Canada 72 km
Porpoise Harbor CAPTE Canada 99 km

More information

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