M 6.5 in Russian Federation from 08 Oct 2017 22:34 UTC to 22:34

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: 6.5M
Depth: 134 Km
Event Date: 08 Oct 2017 22:34 UTC
Exposed Population: No people within 100km
Source: GEOFON gfz2017ttho
Inserted at: 08 Oct 2017 22:44 UTC
INFORM Coping capacity of the alert score: 1.1 (Russia)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake Tsunami GDACS score
GEOFON 0 0 0
gfz2017ttho Scaled population 0 Max wave scenario 0m  
  C1 earthquake 1 Max wave realtime 0m  
  C2 earthquake 0      
  Country Vulnerability 0      
  INFORM_normalised 1      
Maximum expected impact using different data sources.
Click on image to zoom it.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1183286 0 08 Oct 2017 22:34 6.7M, 120km N/A No people affected 0m (at 00:00) 00:06 NTWC    
1183289 0 08 Oct 2017 22:34 6.5M, 134km N/A No people affected 0m (at 00:00) 00:09 GEOFON
1183290 0 08 Oct 2017 22:35 6.7M, 121km N/A No people affected 0m (at 00:00) 00:09 PTWC
1183291 0 08 Oct 2017 22:34 6.6M, 111.84km 4.77 No people affected 0m (at 00:00) 00:10 NEIC
The episode that generated the alert; the next major evaluations beyond 12 hours will not trigger additional alerts.
* 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 Tsunami wave height (m)

See full locations list (RSS)


Initial conditions

Title: "M6.5 Rat Islands, Aleutian Islands"

Fault parameters

  • Length: 28 km
  • Width: 7 km
  • Magnitude: 6.5 M

Okada parameters:

  • Slip: .8 m
  • Strike: 280 (geogr angle: north=0, south=180)
  • Dip: 15 degree
  • Rake: 90 degree
  • Depth: 134 km

Calculation parameters

  • Calculation space (lon/lat): 175.27, 50.92, 178.27, 53.92
  • Instead of Step -> use Cell size:.19 minutes

Sea Level