Light mag. 3.9 earthquake - 7.1 km south of Gemerek, Sivas, Turkey, on Friday, 22 Jan 2021 12:42 am (GMT +3) -
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Light magnitude 3.9 earthquake at 18 km depth
21 Jan 21:45 UTC: First to report: EMSC after 3 minutes.
21 Jan 21:48: Hypocenter depth recalculated from 5.0 to 1.0 km (from 3.1 to 0.6 mi). Epicenter location corrected by 5.2 km (3.2 mi) towards W.
21 Jan 21:51: Magnitude recalculated from 4.0 to 3.9. Hypocenter depth recalculated from 1.0 to 18.0 km (from 0.6 to 11.2 mi). Epicenter location corrected by 1.1 km (0.7 mi) towards S.
21 Jan 21:48: Hypocenter depth recalculated from 5.0 to 1.0 km (from 3.1 to 0.6 mi). Epicenter location corrected by 5.2 km (3.2 mi) towards W.
21 Jan 21:51: Magnitude recalculated from 4.0 to 3.9. Hypocenter depth recalculated from 1.0 to 18.0 km (from 0.6 to 11.2 mi). Epicenter location corrected by 1.1 km (0.7 mi) towards S.
Date & time: 21 Jan 2021 21:42:14 UTC -
Local time at epicenter: Friday, 22 Jan 2021 12:42 am (GMT +3)
Magnitude: 3.9
Depth: 18.0 km
Epicenter latitude / longitude: 39.12°N / 36.07°E

Nearest volcano: Erciyes Dağ (85 km / 53 mi)
Nearby towns and cities:
7 km (4 mi) S of Gemerek (pop: 16,900) --> See nearby quakes!
10 km (6 mi) ENE of Sarıoğlan (Kayseri) (pop: 5,390) --> See nearby quakes!
35 km (22 mi) NNE of Bünyan (Kayseri) (pop: 12,800) --> See nearby quakes!
39 km (24 mi) SW of Şarkışla (pop: 23,800) --> See nearby quakes!
62 km (39 mi) SSE of Akdağmadeni (Yozgat) (pop: 23,000) --> See nearby quakes!
65 km (41 mi) NE of Talas (Kayseri) (pop: 36,900) --> See nearby quakes!
66 km (41 mi) NE of Kayseri (pop: 592,800) --> See nearby quakes!
107 km (67 mi) SW of Sivas (pop: 264,000) --> See nearby quakes!
107 km (67 mi) SW of Sivas (pop: 264,000) --> See nearby quakes!
290 km (180 mi) ESE of Ankara (pop: 3,517,200) --> See nearby quakes!
Weather at epicenter at time of quake:
Clear Sky
-7°C (19 F), humidity: 79%, wind: 1 m/s (2 kts) from ENE
Primary data source: EMSC (European-Mediterranean Seismological Centre)Clear Sky

Estimated released energy: 4.5 x 1010 joules (12.4 megawatt hours, equivalent to 10.7 tons of TNT) 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.
Magnitude | Depth | Location | Source |
M 3.9 | 18 km | CENTRAL TURKEY | EMSC |
M 3.8 | 5 km | KUMEOREN-GEMEREK (SIVAS), Turkey | KOERI-RETMC |
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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There are no user reports for this quake yet. If you felt it Earlier earthquakes in the same area since 1900
- Date / time UTC| Mag |Depth|Age|Distance| Details
- 20 Dec 1942 14:03| 7.0 |10km / 6.2mi|78 years ago|203km / 126mi| Ordu, 26 km NE of Erbaa, Tokat, Turkey
- 24 Jan 1916 06:55| 7.0 |15km / 9.3mi|105 years ago|151km / 94mi| 45 km NE of Sivas, Turkey
- 04 Dec 1905 07:05| 6.8 |10km / 6.2mi|115 years ago|248km / 154mi| 36 km SE of Malatya, Turkey
- 19 Apr 1938 10:59| 6.6 |10km / 6.2mi|83 years ago|194km / 121mi| 21 km NE of Kaman, Çağırkan, Kırşehir, Turkey
- 09 Feb 1909 11:23| 6.3 |15km / 9.3mi|112 years ago|179km / 111mi| 55 km S of Suşehri, Sivas, Turkey
- 05 May 1986 03:35| 6.1 |9.6km / 6mi|35 years ago|196km / 122mi| Malatya, 34 km N of Besni, Adıyaman, Turkey
- 14 Aug 1996 01:55| 5.8 |10km / 6.2mi|25 years ago|192km / 119mi| 17 km SW of Merzifon, Amasya, Turkey
- 06 Jun 1986 10:39| 5.8 |10km / 6.2mi|35 years ago|203km / 126mi| Malatya, 35 km N of Besni, Adıyaman, Turkey
- 14 Jun 1964 12:15| 5.8 |10km / 6.2mi|57 years ago|244km / 152mi| Malatya, 19 km N of Sincik, Adıyaman, Turkey
- 20 Dec 2007 09:48| 5.7 |10km / 6.2mi|13 years ago|248km / 154mi| Ankara, 38 km N of Kulu, Konya, Turkey
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