Light mag. 4.6 earthquake  - 53 km W of Semīrom, Iran on Tuesday, 29 September 2020

29 Sep 04:14 UTC: First to report: GFZ after 6 minutes.

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Date & time: Tuesday, 29 September 2020 04:08 UTC
Local time at epicenter: 29 Sep 7:38 am (GMT +4)
Magnitude: 4.6
Depth: 10.0 km
Epicenter latitude / longitude: 31.39°N / 51.11°E (Iran)
Nearby towns and cities:
43 km (27 mi) W of Semīrom (pop: 27,200)
66 km (41 mi) SW of Borūjen (pop: 52,700)
84 km (52 mi) NE of Dehdasht (pop: 69,700)
141 km (87 mi) S of Najafābād (pop: 223,500)
150 km (93 mi) SW of Isfahan (pop: 1,547,200)
480 km (298 mi) S of Tehran (pop: 7,153,300)

Weather at epicenter at time of quake:
Clear Sky 13.7°C (57 F), humidity: 42%, wind: 3 m/s (5 kts) from E

Primary data source: GFZ

Estimated released energy: 5 x 1011 joules (139 megawatt hours, equivalent to 120 tons of TNT) [learn more]

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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.

Time Mag. / Depth Location Source
Tue, 29 Sep 04:08 UTC M 4.6 / 10 km – 53 km W of Semīrom, Iran GFZ
Tue, 29 Sep 04:08 UTC M 4.7 / 10 km 4.6 Central Iran EMSC
Tue, 29 Sep 04:08 UTC M 4.7 / 10 km 53 Km W of Semīrom, Iran USGS

User reports for this quake

Significant earlier earthquakes in the same area since 1900

Light mag. 4.6 earthquake – 53 km W of Semīrom, Iran on Tuesday, 29 September 2020

    Hint: Click on Date/Time to show latest first

  • Date / time UTC

    | Mag |

    Depth

    |

    Age

    |

    Distance

    | Details

  • 20 Jun 1990 21:00

    | 7.4 |

    18.5km / 11.5mi

    |

    30 years ago

    |

    639km / 397mi

    | Northern Iran

  • 16 Sep 1978 15:35

    | 7.4 |

    33km / 21mi

    |

    42 years ago

    |

    634km / 394mi

    | Eastern Iran

  • 10 May 1997 07:57

    | 7.3 |

    10km / 6.2mi

    |

    23 years ago

    |

    859km / 533mi

    | Eastern Iran

  • 05 Oct 1948 20:12

    | 7.3 |

    15km / 9.3mi

    |

    72 years ago

    |

    994km / 618mi

    | Turkmenistan

  • 23 Jan 1909 02:48

    | 7.3 |

    15km / 9.3mi

    |

    112 years ago

    |

    325km / 202mi

    | Central Iran

  • 12 Nov 2017 18:18

    | 7.2 |

    34km / 21mi

    |

    3 years ago

    |

    619km / 385mi

    | Iran-Iraq Border Region

  • 01 May 1929 15:37

    | 7.2 |

    10km / 6.2mi

    |

    91 years ago

    |

    962km / 598mi

    | Turkmenistan

  • 28 Jul 1981 17:22

    | 7.1 |

    33km / 21mi

    |

    39 years ago

    |

    657km / 408mi

    | Eastern Iran

  • 27 Nov 1979 17:10

    | 7.1 |

    10km / 6.2mi

    |

    41 years ago

    |

    856km / 532mi

    | Eastern Iran

  • 31 Aug 1968 10:47

    | 7.1 |

    10km / 6.2mi

    |

    52 years ago

    |

    806km / 501mi

    | Northeastern Iran

  • Show all

Map of earlier quakes

 

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