Strong mag. 6.0 earthquake - Northern Iran on Saturday, 20 January 1990 at 01:27 (GMT)
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Strong magnitude 6.0 earthquake at 25 km depth
Depth: 24.5 km
Epicenter latitude / longitude: 35.832°N / 52.954°E (Iran)
Nearest volcano: Damavand (77 km / 48 mi)
Nearby towns and cities:
39 km (24 mi) WNW of Mahdishahr (Mahdi Shahr) (pop: 21,000) --> See nearby quakes!
49 km (30 mi) NW of Semnan (pop: 124,800) --> See nearby quakes!
81 km (50 mi) E of Damāvand (pop: 29,100) --> See nearby quakes!
82 km (51 mi) S of Sari (pop: 255,400) --> See nearby quakes!
84 km (52 mi) SSE of Babol (pop: 202,800) --> See nearby quakes!
88 km (55 mi) NE of Īstgāh-e Rāh Āhan-e Garmsār (pop: 49,500) --> See nearby quakes!
89 km (55 mi) SE of Āmol (pop: 199,400) --> See nearby quakes!
96 km (60 mi) SSW of Nekā (pop: 48,800) --> See nearby quakes!
139 km (86 mi) E of Teheran (pop: 7,153,300) --> See nearby quakes!
373 km (232 mi) NNE of Isfahan (pop: 1,547,200) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 6.3 x 1013 joules (17.5 gigawatt hours, equivalent to 15080 tons of TNT or 0.9 atomic bombs!) More info
Data for the same earthquake reported by different agencies
Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
|M 6.0||25 km||northern Iran||USGS|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Aftershocks of the 6.0 quake Northern Iran 20 January 1990 01:27 GMT
More infoRecorded aftershocks, latest first (2 quakes):
- 21 Apr 1990 21:57 UTC| M 4.5 |28.5 km (17.7 mi) depth|33 km (21 mi) distance| USGS | Details
- 20 Jan 1990 02:15 UTC| M 4.5 |38.6 km (24 mi) depth|40 km (25 mi) distance| USGS | Details