M 4.6 in Russia on 07 Aug 2025 17:51 UTC

Hazard models

Rapid Impact
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: 4.6M
Depth: 66.9 Km
Lat/Lon: 49.2742 , 155.5462
Event Date: 07 Aug 2025 17:51 UTC
08 Aug 2025 03:51 Local
Exposed Population:
Few people affected in MMI -
Source: NEIC us6000qyy9
Inserted at: 07 Aug 2025 18:15 UTC
INFORM Coping capacity of the alert score
1.1 (Russia)

GDACS Score

For more info on GDACS score click here.
  Earthquake
(Rapid Impact)		 GDACS score
NEIC 0 0
us6000qyy9 Scaled population (vector) 0  
  C1 rapid impact 0  
  C2 rapid impact 0  
  Country Vulnerability 0  
  INFORM_normalised 0  
Maximum expected impact using different data sources.

Episode Timeline

IDLevelScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1653658 0 07 Aug 2025 17:51 4.6M, 66.9km 3.34 Few people (in 100km) 00:24 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 off shore.

Radius Population
100 km <1000 people
75 km no people
50 km no people
20 km no people
10 km no people
5 km no people
2 km no people

Affected Provinces

Affected populated places

Name Region Province Country City class Population Distance
Onekotan Sakhalinskaya Russia Village - 55 km

see full list

Critical infrastructure

Airports, ports, nuclear plants and hydrodams at risk, if affected, are listed below.

More information

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