M 7 in United States on 30 Aug 2013 16:25 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: 7.0M
Depth: 33.5 Km
Event Date: 30 Aug 2013 16:25 UTC
30 Aug 2013 04:25 Local
Exposed Population:
No people within 100km
Source: NEIC usb000jdt7
Inserted at: 30 Aug 2013 18:15 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake Tsunami GDACS score
NEIC 0 0 0
usb000jdt7 Scaled population (vector) n.a Max wave scenario 0m  
  C1 earthquake n.a Max wave realtime 0.06m  
  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
1007232 0 30 Aug 2013 16:25 6.8M, 33km N/A Few people (in 100km) 0m (at 00:00) 00:14 NEIC
1007245 0 30 Aug 2013 16:25 7M, 34.5km N/A Few people (in 100km) 0.1m (at 01:12) 00:23 NEIC
1007265 0 30 Aug 2013 16:25 7M, 33.5km N/A No people affected (in 100km) 0.1m (at 02:12) 01:50 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.

Tsunami affected locations

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

See full locations list (RSS)


Initial conditions

Title: " Andreanof Islands"

Fault parameters

  • Latitude: 51.61
  • Longitude: -175.361
  • Length: 50 km
  • Width: 14 km
  • Magnitude: 7 M

Okada parameters:

  • Slip: 1.3 m
  • Strike: 264 (geogr angle: north=0, south=180)
  • Dip: 15 degree
  • Rake: 90 degree
  • Depth: 34 km

Calculation parameters

  • Calculation space (lon/lat): -179.861, 47.11, -170.861, 56.11
  • Instead of Step -> use Cell size:.56 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.