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Strong mag. 6.0 earthquake - Borneo on Sunday, 20 December 2015

Strong mag. 6.0 earthquake - Borneo on Sunday, 20 December 2015

Strong mag. 6.0 earthquake  - Borneo on Sunday, 20 December 2015
20 Dec 18:51 UTC: First to report: GFZ after 3 minutes.
Dec 20 19:03: Magnitude recalculated from 6.1 to 6.0.
Date & time: Sunday, 20 December 2015 18:47 UTC
Magnitude: 6.0
Depth: 10.0 km
Epicenter latitude / longitude: 3.69°N / 117.73°E (Indonesia)
Nearest volcano: Bombalai (87 km / 54 mi)
Nearby towns and cities:
45 km (28 mi) NE of Tarakan (pop: 97,500)
64 km (40 mi) SW of Tawau (pop: 306,500)
103 km (64 mi) NE of Tanjung Selor (pop: 0)
132 km (82 mi) SW of Semporna (pop: 62,600)
162 km (101 mi) SW of Lahad Datu (pop: 105,600)
1636 km (1016 mi) NE of Jakarta (pop: 8,540,100)
Primary data source: GFZ
Estimated released energy: 6.3 x 1013 joules (17.5 gigawatt hours, equivalent to 15080 tons of TNT or 0.9 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
Sun, 20 Dec 18:47 UTCM 6.0 / 10 kmBorneoGFZ
Sun, 20 Dec 18:47 UTCM 6.1 / 10 kmKALIMANTAN, INDONESIAEMSC
Sun, 20 Dec 18:47 UTCM 6.2 / 28 kmBorneoGeoAu
2015-12-21 02:47:35 +08:00 (20 Dec 18:47:35 UTC)M 6.0 / 9 km- 36km N of Tarakan, IndonesiaUSGS

shake map
(shakemap: USGS)

User reports for this quake (49)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Leave a comment if you find a particular report interesting or want to add to it.
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Send your own user report!
Tawau / Strong shaking (MMI VI)
Santa Ana, CA / Light shaking (MMI IV)
Tarakan (44.6 km SSW of epicenter) [Map] / Very strong shaking (MMI VII) (reported through our app)
Tarakan, Borneo, Indonesia / Light shaking (MMI IV) : Follow-up report on our cat whining before the quake - she just had kittens! Guess our Feline Earth Quake Early Warning System needs calibration.
Tarakan, Borneo, Indonesia / Moderate shaking (MMI V) : Adding to my earlier post, our cat has been all upset and whining for several hours before this quake. For what it's worth.
Tarakan, Borneo, Indonesia / Moderate shaking (MMI V) : Adding to my earlier post, our cat has been all upset and whining for several hours before this quake. For what it's worth.
Tarakan, Borneo, Indonesia / Moderate shaking (MMI V) : Same as previous. I thought it was alk one"episode".
Tarakan, Borneo, Indonesia / Moderate shaking (MMI V) : Same as previous. I thought it was alk one"episode".
tawau (68.5 km NNE of epicenter) [Map] / Very strong shaking (MMI VII) (reported through our app)
tawau (68.5 km NNE of epicenter) [Map] / Very strong shaking (MMI VII) (reported through our app)
tawau / Moderate shaking (MMI V) : Shook house. Woke people up.
Tawau (65.4 km NNE of epicenter) [Map] / Moderate shaking (MMI V) (reported through our app)
tawau (65.1 km NNE of epicenter) [Map] / Moderate shaking (MMI V) (reported through our app)
Tawau / Strong shaking (MMI VI)
Berau / Moderate shaking (MMI V)
lahad datu / Light shaking (MMI IV) : I felt it at lahad datu
(Indonesia, 44 km S of epicenter) : The strongest ever in Tarakan (reported through EMSC)
(Indonesia, 648 km SW of epicenter) : The vibrations endured for quite long time at different magnitudes. At first the whole house (wooden structure) started shaking and I suddenly rose up from sleeping as it was 2.45 AM on 21-12-2015, then it stopped we came out of the house for a while till the vibrations disappear. Once we entered, again it was shaking at a less magnitude but for a longer duration (reported through EMSC)
Bandar Seri Begawan (Brunei, 334 km NW of epicenter) : the bed swayed from side to side (reported through EMSC)
Tandjungselor (Indonesia, 101 km S of epicenter) : getaran cukup keras. saya berlari dari kamar saya dan saya melihat televisi bergoyang. piring dan gelas berjatuhan dari lemari. ini adalah gempa terbesar yang pernah saya rasakan di kalimantan. (reported through EMSC)
Tawau (Malaysia, 66 km N of epicenter) : Even cars alarms also alerted in my housing area after earthquake last for around 10 seconds (reported through EMSC)
Tarakan (Indonesia, 41 km S of epicenter) : Strong shake in Kota Tarakan, North Kalimantan (reported through EMSC)
Tawau (Malaysia, 67 km N of epicenter) : Very strong EQ at Tawau...running faster from 4 storey building..this bad experience..thank God...no pic no video.. (reported through EMSC)
Tawau (Malaysia, 65 km N of epicenter) : Keep praying.. (reported through EMSC)
Tawau (Malaysia, 65 km N of epicenter) : I felt dizzy just now.. I live in upstair,should I hide under a table or run to downstair? Is there any other earthquake again? (reported through EMSC)
Cuenca (Ecuador, 18175 km E of epicenter) : On the third floor of a condo in Cuenca, Ecuador. Bed shook and bounced. Lasted about 30 seconds. (reported through EMSC)
Coquimbo (Chile, 16945 km E of epicenter) : Me fumaba algo pa la mente cuando derrepente un ruido muy fuerte y empezó a teblar (reported through EMSC)
(Chile, 16597 km E of epicenter) : It was nearly 4:30 p.m.; I could feel minor shaking and see the fringe on a nearby lampshade swaying. (reported through EMSC)
San Bernardo (Chile, 16579 km E of epicenter) : Sin ruido, suave remezón, largo... (reported through EMSC)
Crucecita (Mexico, 15724 km E of epicenter) : Sismo fuerte de unos 5 segundos en Huatulco, Oaxaca. Me pegué un sustote que hasta tire la torta de frijol. Todo en orden. (reported through EMSC)
Cincinnati (United States, 14748 km E of epicenter) : http://129.137.2.164/helicorder/helicorder1200.php I constantly feel this movement .. More like riding waves with a lean in opposing directions about every 4 to 5 seconds cresting one wavelength. (reported through EMSC)
East Hemet (United States, 12954 km E of epicenter) : It was strong jolt. (reported through EMSC)
Hemet (United States, 12951 km E of epicenter) : No (reported through EMSC)
Hemet (United States, 12950 km E of epicenter) : I heard a rumble and felt a shake. It was a louder sound vs. Movement. (reported through EMSC)
Huntington Beach (United States, 12868 km E of epicenter) : I have extreme sensitivity to motion and I feel the movement no matter how small. (reported through EMSC)
Fillmore (United States, 12757 km E of epicenter) : Strong jolt. Dogs jumped up startled. (reported through EMSC)
San Leandro (United States, 12345 km E of epicenter) : Felt a shake (reported through EMSC)
Maisons-Alfort (France, 11511 km NW of epicenter) : Usually its right and left. (reported through EMSC)
Matola (Mozambique, 9719 km W of epicenter) : Lasted about 5 seconds. First quake I have ever felt! I would say this one was just a little more than one would feel next to a road as a heavy truck passes (we are about 2km from nearest motorway). I wasn't concerned but I knew immediately it was a quake. (reported through EMSC)
Aşgabat (Turkmenistan, 7099 km NW of epicenter) : мы спали и почувствовали толчек (reported through EMSC)
Kolkata (India, 3792 km NW of epicenter) : Very light shaking (reported through EMSC)
(Indonesia, 1632 km SW of epicenter) : Just happens!It lasts for 2-3 minutes. Couldn't find any information. I'm in Central Jakarta, Indonesia. (reported through EMSC)
(Indonesia, 118 km SW of epicenter) : Shaking of building for around a minute. Serveral minor aftershocks happening even now. (reported through EMSC)
Tawau (Malaysia, 69 km N of epicenter) : Very shake (reported through EMSC)
Tawau (Malaysia, 66 km N of epicenter) : Bergegar di tawau area.. we felt an earthquake in tawau.. borneo sabah.. malaysia (reported through EMSC)
Tawau (Malaysia, 66 km N of epicenter) : Fuhhh Nervousss (reported through EMSC)
Tawau (Malaysia, 65 km N of epicenter) : Awaken from my sleep at the top floor of a four story walkup apartment and thought the roof top water tank had ruptured and caused the shaking to the building. But the shaking felt like the earth had shifted and cause massive swaying of the apartment block. (reported through EMSC)
Tawau (Malaysia, 68 km N of epicenter) : My family was all woke up during this 15 seconds shake. Can hear cupboard shaking and car alarm sound. (reported through EMSC)
(Indonesia, 42 km S of epicenter) : Never felt an earthquake in Tarakan, woke up feeling the house shake, it's pitch black so no video (reported through EMSC)

Aftershocks of the 6.0 quake: Borneo, 20 Dec 2015 18:47

More info
Recorded aftershocks, latest first (5 quakes):
  • 22 Dec 2015 00:18 UTC
    | M 4.6 |
    13 km (8.1 mi) depth
    |
    24 km (15 mi) distance
    | GFZ | Details
  • 22 Dec 2015 00:01 UTC
    | M 4.5 |
    10 km (6.2 mi) depth
    |
    12 km (7 mi) distance
    | USGS | Details
  • 20 Dec 2015 22:55 UTC
    | M 4.4 |
    10 km (6.2 mi) depth
    |
    10 km (7 mi) distance
    | GFZ | Details
  • 20 Dec 2015 21:38 UTC
    | M 4.6 |
    10 km (6.2 mi) depth
    |
    8 km (5 mi) distance
    | EMSC | Details
  • 20 Dec 2015 19:30 UTC
    | M 4.3 |
    10 km (6.2 mi) depth
    |
    20 km (13 mi) distance
    | GFZ | Details

Earlier earthquakes in the same area

Strong mag. 6.0 earthquake - Borneo on Sunday, 20 December 2015
 

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