M5.5 earthquake 32 km NNE of Langar?d, Iran
A magnitude 5.5 earthquake struck 32 km NNE of Langar?d, Iran on Fri, Apr 13, 1956, 2:04 AM GMT+3:30 (22:34 UTC), 15 km (9 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.5 (mw), moderate
- Local time
- UTC
- 1956-04-12 22:34:50 UTC
- Depth
- 15.0 km (9.3 mi), shallow
- Epicenter
- 37.465° N, 50.299° E
- Region
- Iran
- 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
- 15.9% of gravity
- Peak ground velocity
- 2.3 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
- ±0.20
- 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: 0 in the 60 days after this one and 0 in the 30 days before it.
None recorded.
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event iscgem888161. Read Tue, Sep 22, 2026, 5:31 AM UTC.