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Light mag. 4.7 earthquake - 36 Km NNE of Tainan, Taiwan on Saturday, 17 October 2020

Light mag. 4.7 earthquake  - 36 Km NNE of Tainan, Taiwan on Saturday, 17 October 2020
17 Oct 15:16 UTC: First to report: GFZ after 13 minutes.
17 Oct 15:49: Magnitude recalculated from 4.6 to 4.7. Epicenter location corrected by 10.2 km (6.3 mi) towards NNW.
I felt this quake
I didn't feel it
Date & time: Saturday, 17 October 2020 15:03 UTC
Local time at epicenter: 17 Oct 11:03 pm (GMT +8)
Magnitude: 4.7
Depth: 10.0 km
Epicenter latitude / longitude: 23.26°N / 120.41°E (Taiwan)
Nearest volcano: Unnamed 24.00°N/121.83°E (170 km / 106 mi)
Nearby towns and cities:
16 km (10 mi) NW of Yujing (pop: 16,600)
36 km (22 mi) NE of Tainan (pop: 771,200)
52 km (32 mi) SW of Douliu (pop: 104,700)
64 km (40 mi) SW of Lugu (pop: 19,600)
72 km (45 mi) N of Kaohsiung (pop: 1,519,700)
103 km (64 mi) SW of Taichung (pop: 1,040,700)
Weather at epicenter at time of quake:
Broken Clouds 23.2°C (74 F), humidity: 83%, wind: 3 m/s (6 kts) from NNE
Primary data source: GFZ
Estimated released energy: 7.1 x 1011 joules (197 megawatt hours, equivalent to 169 tons of TNT) [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
17 Oct 11:03 pm (GMT +8) (17 Oct 15:03:14 UTC)M 4.7 / 10 km36 Km NNE of Tainan, TaiwanGFZ
Sat, 17 Oct 15:03 UTCM 4.5 / 10 km4.7 TaiwanEMSC
2020-10-17 23:03:14 (17 Oct 15:03:14 UTC)M 4.9 / 12 km40 Km NNE of Tainan, TaiwanCEIC
Sat, 17 Oct 15:03 UTCM 4.4 / 10 km22 Km NW of Yujing, TaiwanUSGS

User reports for this quake (13)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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30.1 km WNW of epicenter [Map] / Moderate shaking (MMI V) / horizontal (sideways) swinging / 5-10 s
58.4 km S of epicenter [Map] / Light shaking (MMI IV) (reported through our app)
Taichung / Moderate shaking (MMI V)
Tainan / Light shaking (MMI IV) / 2-5 s
Tainan city North district, KaiYuan Road / Light shaking (MMI IV) / horizontal (sideways) swinging / 2-5 s
Taichung / not felt
Chiayi / Moderate shaking (MMI V) / horizontal (sideways) swinging
Hsinchu City / Light shaking (MMI IV) / rattling, vibrating / 5-10 s
Lugu (Taiwan, 71 km NE of epicenter) : Short earthquake, around 2-3 seconds, felt in Nantou county, Shuili township (reported through EMSC)
Fengshan (Taiwan, 67 km S of epicenter) : Gempa (reported through EMSC)
Tainan (Taiwan, 29 km SW of epicenter) : Second quick tremor (reported through EMSC)
Zhubei (Taiwan, 191 km N of epicenter) : Gentle shaking for about ten seconds in Zhudong (reported through EMSC)
Taichung (Taiwan, Province of China, 107 km N of epicenter) : Wow (reported through EMSC)

Earlier earthquakes in the same area since 1900

Light mag. 4.7 earthquake - 36 Km NNE of Tainan, Taiwan on Saturday, 17 October 2020
    Hint: Click on Date/Time to show latest first
  • Date / time UTC
    | Mag |
    Depth
    |
    Age
    |
    Distance
    | Details
  • 12 Apr 1910 00:22
    | 8.1 |
    235km / 146mi
    |
    111 years ago
    |
    466km / 289mi
    | Northeast of Taiwan (Japan)
  • 24 Nov 1951 18:50
    | 7.8 |
    30km / 19mi
    |
    69 years ago
    |
    84km / 52mi
    | Taiwan
  • 05 Jun 1920 04:21
    | 7.8 |
    20km / 12.4mi
    |
    100 years ago
    |
    168km / 104mi
    | Taiwan
  • 16 Jul 1990 07:26
    | 7.7 |
    25km / 16mi
    |
    30 years ago
    |
    847km / 526mi
    | Luzon, Philippines
  • 10 Jun 1938 09:53
    | 7.7 |
    20km / 12.4mi
    |
    82 years ago
    |
    536km / 333mi
    | Southwestern Ryukyu Islands, Japan
  • 01 Aug 1968 20:19
    | 7.6 |
    25km / 16mi
    |
    52 years ago
    |
    792km / 492mi
    | Luzon, Philippines
  • 03 May 1998 23:30
    | 7.5 |
    33km / 21mi
    |
    22 years ago
    |
    513km / 319mi
    | Southeast of Taiwan (Japan)
  • 12 Mar 1966 16:31
    | 7.5 |
    30km / 19mi
    |
    55 years ago
    |
    241km / 150mi
    | Taiwan Region (Japan)
  • 21 Oct 1951 21:34
    | 7.5 |
    25km / 16mi
    |
    69 years ago
    |
    104km / 65mi
    | Taiwan
  • 20 Aug 1937 11:59
    | 7.5 |
    15km / 9.3mi
    |
    83 years ago
    |
    975km / 606mi
    | Luzon, Philippines
  • Show all

Map of earlier quakes

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