Get our newsletter!
Check out our volcano tours on VolcanoAdventures.com!
Volcanoes & Earthquakes - new app for Android
Guaranteed tours
8-16 May 2021: From Stromboli to Etna - Sicila and Eolian Islands (Italy)
: spaces available / : guaranteed / : few spaces left / : booked out
 
Interactive map of latest earthquakes and active volcanoes in the world

Major mag. 7.3 earthquake - 83km W of Nikol'skoye, Russia on Thursday, 20 December 2018 - information

Major mag. 7.3 earthquake - 83km W of Nikol\'skoye, Russia on Thursday, 20 December 2018

Major mag. 7.3 earthquake  - 83km W of Nikol\'skoye, Russia on Thursday, 20 December 2018
20 Dec 17:13 UTC: First to report: USGS after 11 minutes.
Dec 20 17:23: Magnitude recalculated from 7.3 to 7.4.
Hypocenter depth recalculated from 33.0 to 9.6 km.
Dec 20 22:28: Magnitude recalculated from 7.4 to 7.3.
Hypocenter depth recalculated from 9.6 to 16.6 km.
Date & time: Thursday, 20 December 2018 17:01 UTC
Local time at epicenter: 2018-12-21 04:01:55 +11:00
Magnitude: 7.3
Depth: 16.6 km
Epicenter latitude / longitude: 55.0999°N / 164.6993°E (Russia)
Nearest volcano: Piip (175 km / 109 mi)
Nearby towns and cities:
83 km (52 mi) W of Nikol’skoye (pop: 600)
187 km (117 mi) SE of Ust’-Kamchatsk Staryy (pop: 4,900)
Primary data source: USGS
Estimated released energy: 5.6 x 1015 joules (1562 gigawatt hours, equivalent to 1.3 x 106 tons of TNT or 84 atomic bombs!) [learn more]
If you felt this quake (or if you were near the epicenter), please share your experience and submit a short "I felt it" report! Other users would love to hear about it!
Also if you did NOT feel the quake although you were in the area, please report it! Your contribution is valuable also to earthquake science and earthquake hazard analysis and mitigation efforts. You can use your device location or the map to indicate where you were during the earthquake. Thank you!

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.
TimeMag. / DepthLocationSource
2018-12-21 04:01:55 +11:00 (20 Dec 17:01:55 UTC)M 7.3 / 16.6 km- 83km W of Nikol'skoye, RussiaUSGS
Thu, 20 Dec 17:01 UTCM 7.4 / 10 km KOMANDORSKIYE OSTROVA REGIONEMSC
Thu, 20 Dec 17:01 UTCM 7.2 / 32 kmKomandorskiye Ostrova RegionGFZ

User reports for this quake (42)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Contribute:
Leave a comment if you find a particular report interesting or want to add to it.
Flag as inappropriate.
Mark as helpful or interesting.
Send your own user report!
Southwest Anchorage, AK (2689.2 km NE of epicenter) [Map] / not felt : Nothing here in Anchorage in terms of shaking!
2695.7 km WSW of epicenter [Map] / not felt : Было спрогнозировано 3 недели назад. (reported through our app)
2146.8 km W of epicenter [Map] / not felt (reported through our app)
calgary / Very weak shaking (MMI II)
Catonsville, md / Very weak shaking (MMI II)
Toronto, Canada / Light shaking (MMI IV)
Russia. Sankt-Peterburg.not felt. Все в пор / not felt : From,Russia from Sankt_Peterburg, not felt_!!! Всё тихо и спокойно, не шолохнулось ни чего, вот_!!!
Petropavlovsk-Kamchatskiy (454.4 km WSW of epicenter) [Map] / Weak shaking (MMI III) (reported through our app)
458.7 km WSW of epicenter [Map] / Very strong shaking (MMI VII) (reported through our app)
7768.6 km NNW of epicenter [Map] / Very weak shaking (MMI II)
russia / Strong shaking (MMI VI)
CNN / Violent shaking (MMI IX) : Heard about it on CNN... it put me in violent shakes because I was not sure if it was real news or fake news. I had to go to youtube to find real journalism.
458.8 km WSW of epicenter [Map] / Moderate shaking (MMI V) (reported through our app)
454.7 km WSW of epicenter [Map] / Moderate shaking (MMI V) (reported through our app)
Petropavlovsk (454.7 km WSW of epicenter) [Map] / Weak shaking (MMI III) (reported through our app)
(Russian Federation, 124 km E of epicenter) : Очень страшно... Афтершоки до сих пор идут (reported through EMSC)
(Russian Federation, 460 km SW of epicenter) : Нормально всё. Быстро утихло (reported through EMSC)
(Russian Federation, 460 km SW of epicenter) : Не сильно трясло. (reported through EMSC)
(Russian Federation, 460 km SW of epicenter) : It seemed pretty long. (reported through EMSC)
(Russian Federation, 460 km SW of epicenter) : Привычно для Камчатки (reported through EMSC)
(Russian Federation, 460 km SW of epicenter) : Разбудило, но с кровати не встала. (reported through EMSC)
(Russian Federation, 193 km NW of epicenter) : Бодро утро началось... (reported through EMSC)
Petropavlovsk-Kamchatsky (Russian Federation, 460 km SW of epicenter) : Петропавловск-Камчатский, Силуэт, 3 этаж: одиночный толчок и вибрачия около 5 секунд (reported through EMSC)
Petropavlovsk-Kamchatsky (Russian Federation, 460 km SW of epicenter) : Хорошо трясло (reported through EMSC)
(Russian Federation, 191 km NW of epicenter) : Такое ощущение, что если ад и существует,то вот он.Right here, right now. (reported through EMSC)
(Russian Federation, 467 km SW of epicenter) : Посреди ночи ,это было страшно ( (reported through EMSC)
(Russian Federation, 463 km SW of epicenter) : Елизово, сильно ощущалось на первом этаже (reported through EMSC)
(Russian Federation, 460 km SW of epicenter) : Было неприятно. (reported through EMSC)
(Russian Federation, 460 km SW of epicenter) : Почувствовал во сне. (reported through EMSC)
Santo Domingo Norte (Dominican Republic, 10362 km E of epicenter) : Нормально так (reported through EMSC)
Miercurea Ciuc (Romania, 8112 km W of epicenter) : Baby cried up during sleep and I felt a very powerful heartache. But this is Romania so it was ready for it must have been very strong at least from a magnetic standpoint (reported through EMSC)
Vilyuchinsk (Russian Federation, 481 km SW of epicenter) : Тряхнуло. Не очень сильно. Вилючинск. Но страшно всегда (reported through EMSC)
Vilyuchinsk (Russian Federation, 481 km SW of epicenter) : Камчатка. 5 утра трясло (reported through EMSC)
Vilyuchinsk (Russian Federation, 481 km SW of epicenter) : Проснулись от того как раскачивало (reported through EMSC)
Petropavlovsk-Kamchatsky (Russian Federation, 463 km SW of epicenter) : Чуть не обделались. Доброе утро! (reported through EMSC)
Petropavlovsk-Kamchatsky (Russian Federation, 463 km SW of epicenter) : Проснулась. Трясло (reported through EMSC)
Petropavlovsk-Kamchatsky (Russian Federation, 462 km SW of epicenter) : Впервые перед землетрясением засуетились попугаи, разбудили нас секунд за 40 до толчка, раньше на землетрясения вообще никак не реагировали. Тряхнуло на 5ом этаже заметно, но не долго. (reported through EMSC)
Petropavlovsk-Kamchatsky (Russian Federation, 462 km SW of epicenter) : проснулся (reported through EMSC)
Petropavlovsk-Kamchatsky (Russian Federation, 461 km SW of epicenter) : 5 этаж. Проснулся от сильного толчка. Ощущалось не долго (reported through EMSC)
Petropavlovsk-Kamchatsky (Russian Federation, 461 km SW of epicenter) : Доброе утро, Камчатка! Трясло (reported through EMSC)
Petropavlovsk-Kamchatsky (Russian Federation, 460 km SW of epicenter) : Нормально так) особенно, когда на работе) (reported through EMSC)
Petropavlovsk-Kamchatsky (Russian Federation, 460 km SW of epicenter) : Качнуло (reported through EMSC)

Aftershocks of the 7.3 quake: 83km W of Nikol'skoye, Russia, 20 Dec 2018 17:01

More info
Recorded aftershocks, latest first (219 quakes):
  • 18 Sep 2020 04:09 UTC
    | M 4.6 |
    81.6 km (50.7 mi) depth
    |
    223 km (138 mi) distance
    | USGS | Details
  • 17 Sep 2020 11:41 UTC
    | M 4.4 |
    30 km (18.6 mi) depth
    |
    237 km (147 mi) distance
    | EMSC | Details
  • 14 Sep 2020 07:43 UTC
    | M 4.4 |
    169 km (105 mi) depth
    |
    258 km (161 mi) distance
    | GFZ | Details
  • 14 Sep 2020 01:15 UTC
    | M 4.4 |
    10 km (6.2 mi) depth
    |
    4 km (3 mi) distance
    | USGS | Details
  • 13 Sep 2020 12:13 UTC
    | M 4.3 |
    19 km (11.8 mi) depth
    |
    109 km (68 mi) distance
    | USGS | Details
  • 28 Aug 2020 15:16 UTC
    | M 4.6 |
    32.5 km (20.2 mi) depth
    |
    127 km (79 mi) distance
    | USGS | Details
  • 19 Aug 2020 18:58 UTC
    | M 4.7 |
    10 km (6.2 mi) depth
    |
    133 km (82 mi) distance
    | GFZ | Details
  • 19 Aug 2020 18:58 UTC
    | M 4.7 |
    28.2 km (17.5 mi) depth
    |
    117 km (73 mi) distance
    | USGS | Details
  • 19 Aug 2020 18:54 UTC
    | M 4.4 |
    10 km (6.2 mi) depth
    |
    112 km (70 mi) distance
    | EMSC | Details
  • 18 Aug 2020 08:41 UTC
    | M 4.1 |
    60 km (37.3 mi) depth
    |
    198 km (123 mi) distance
    | EMSC | Details
  • 18 Aug 2020 08:41 UTC
    | M 4.1 |
    60 km (37.3 mi) depth
    |
    200 km (124 mi) distance
    | EMSC | Details
  • 24 Jul 2020 17:11 UTC
    | M 4.1 |
    154.3 km (95.9 mi) depth
    |
    236 km (146 mi) distance
    | USGS | Details
  • 23 Jul 2020 22:11 UTC
    | M 4.4 |
    10 km (6.2 mi) depth
    |
    130 km (81 mi) distance
    | USGS | Details
  • 23 Jul 2020 15:47 UTC
    | M 4.8 |
    10 km (6.2 mi) depth
    |
    120 km (74 mi) distance
    | GFZ | Details
  • 23 Jul 2020 14:31 UTC
    | M 4.0 |
    10 km (6.2 mi) depth
    |
    113 km (70 mi) distance
    | EMSC | Details
  • 14 Jul 2020 11:55 UTC
    | M 4.0 |
    10 km (6.2 mi) depth
    |
    193 km (120 mi) distance
    | EMSC | Details
  • Show all

Earlier earthquakes in the same area

Major mag. 7.3 earthquake - 83km W of Nikol'skoye, Russia on Thursday, 20 December 2018
 

More on VolcanoDiscovery

 
Why is there advertising on this site?

Support us!

Maintaining the website and our free apps is a time- and cost-intensive effort.
If you find the information useful and would like to support our team to develop further features and get the upgraded ad-free version, consider making a donation (PayPal or Online cc payment).
Planned features:
  • Weather reports
  • Tsunami alerts
  • Design upgrades
Thanks to your past donations, these features have been added recently:
  • Earthquake archive back to 1900
  • Additional data sources
Download and Upgrade the Volcanoes & Earthquakes app to get one of the fastest seismic and volcano alerts online:
Android | IOS
Thank you!
Copyrights: VolcanoDiscovery and other sources as noted.
Use of material: Most texts and images, in particular photographs, on this website are protected by copyright. Further reproduction and use of without authorization is usually not consented. If you are not sure or need licensing rights for photographs, for example for publications and commercial use, please contact us.
Home | Travel | Destinations | Volcanoes | Photos | Earthquakes | About | Glossary | News | Contact | Privacy | Imprint || Français | Deutsch
Follow us: