M 6.7 in United States on 29 May 2015 07:00 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: 6.7M
Depth: 55.6 Km
Event Date: 29 May 2015 07:00 UTC
28 May 2015 21:00 Local
Exposed Population:
No people within 100km
Source: ALASKA EC
Inserted at: 29 May 2015 08:19 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake Tsunami GDACS score
ALASKA EC 0 0 0.5
Scaled population (vector) n.a Max wave scenario 0m  
  C1 earthquake n.a Max wave realtime 0m  
  C2 earthquake n.a      
  Country Vulnerability n.a      
  INFORM_normalised n.a      
Maximum expected impact using different data sources.
Click on image to zoom it.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1082365 0.5 29 May 2015 07:00 6.8M, 62km N/A No people affected (in 100km) 0m (at 00:00) 00:07 NTWC    
1082367 0.5 29 May 2015 07:00 6.9M, 10km N/A Few people (in 100km) 0.1m (at 02:15) 00:08 GEOFON
1082368 0.5 29 May 2015 07:00 6.8M, 62.4km N/A No people affected (in 100km) 0m (at 00:00) 00:09 PTWC
1082384 0.5 29 May 2015 07:00 6.8M, 61.7km 7.04 No people affected (in 100km) 0m (at 00:00) 00:21 NEIC
1082390 0.5 29 May 2015 07:00 7M, 51km 7.04 No people affected (in 100km) 0m (at 00:00) 00:48 ALASKA EC
1082399 0.5 29 May 2015 07:00 6.7M, 55.6km 6.19 No people affected (in 100km) 0m (at 00:00) 01:18 ALASKA EC
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.

Tsunami affected locations

Alert Date (UTC) Name Country Wave height (m)

See full locations list (RSS)


Initial conditions

Title: "M6.7 111km NNW of Chirikof Island. Alaska"

Fault parameters

  • Latitude: 56.589
  • Longitude: -156.435
  • Length: 35 km
  • Width: 9 km
  • Magnitude: 6.7 M

Okada parameters:

  • Slip: 1 m
  • Strike: 240 (geogr angle: north=0, south=180)
  • Dip: 15 degree
  • Rake: 90 degree
  • Depth: 56 km

Calculation parameters

  • Calculation space (lon/lat): -159.435, 53.589, -153.435, 59.589
  • Instead of Step -> use Cell size:.38 minutes

Sea Level

More information

  • Timeline:
    Tsunami calculations performed to this case, click here

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