M5.7 earthquake 113 km NNE of Sarupathar, India
A magnitude 5.7 earthquake struck 113 km NNE of Sarupathar, India on Mon, Aug 21, 1950, 12:21 PM GMT+6:30 (05:51 UTC), 25 km (16 mi) below the surface.
A larger quake followed: M6.1 94 km NNE of Sarupathar, India. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.7 (mw), moderate
- Local time
- UTC
- 1950-08-21 05:51:34 UTC
- Depth
- 25.0 km (15.5 mi), shallow
- Epicenter
- 27.186° N, 97.157° E
- Region
- India
- Strongest shaking
- VI, strong shaking
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Shaking
The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.
- Strongest estimated
- VI, strong shaking
- Peak ground acceleration
- 18.0% of gravity
- Peak ground velocity
- 2.4 cm/s
- Map
- Automatic
Did you feel it?
No one has reported feeling this quake to the USGS.
How well it is located
Reviewed by a seismologist.
- Magnitude uncertainty
- ±0.35
- Depth from
- From location
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.5 and up: 3 in the 60 days after this one and 3 in the 30 days before it.
After
- 6.194 km NNE of Sarupathar, India · 27790 days ago · 25 km deep · 22 km away
- 5.795 km NNE of Sarupathar, India · 27789 days ago · 25 km deep · 20 km away
- 6.0126 km NNE of Sarupathar, India · 27747 days ago · 25 km deep · 35 km away
Before
Earthquakes todayIndia earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event iscgem895729. Read Tue, Sep 22, 2026, 4:34 AM UTC.