Taiwan earthquakes

M4.0 earthquake 12 km ESE of Puli, Taiwan

A magnitude 4.0 earthquake struck 12 km ESE of Puli, Taiwan on Mon, Aug 7, 1978, 1:41 PM GMT+8 (05:41 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M5.5 53 km SSW of Hualien City, Taiwan. This one was a foreshock.

Puli forecastMore in Taiwan

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
4.0 (mb), light
Local time
UTC
1978-08-07 05:41:55 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
23.923° N, 121.087° E
Region
Taiwan
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Depth from
OPERATOR_ASSIGNED
Stations used
8

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 14 in the 60 days after this one and 1 in the 30 days before it.

After

  1. 5.553 km SSW of Hualien City, Taiwan · 17576 days ago · 22 km deep · 60 km away
  2. 4.238 km S of Yilan, Taiwan · 17571 days ago · 17 km deep · 86 km away
  3. 4.842 km S of Hualien City, Taiwan · 17563 days ago · 48 km deep · 67 km away
  4. 5.118 km NNE of Hualien City, Taiwan · 17551 days ago · 4 km deep · 66 km away
  5. 5.38 km ESE of Hualien City, Taiwan · 17550 days ago · 17 km deep · 61 km away
  6. 4.225 km E of Hualien City, Taiwan · 17549 days ago · 9 km deep · 78 km away
  7. 4.738 km ENE of Hualien City, Taiwan · 17549 days ago · 8 km deep · 91 km away
  8. 5.030 km ENE of Hualien City, Taiwan · 17546 days ago · 19 km deep · 82 km away
  9. 5.128 km NE of Hualien City, Taiwan · 17544 days ago · 21 km deep · 76 km away
  10. 5.033 km ENE of Hualien City, Taiwan · 17544 days ago · 17 km deep · 85 km away
  11. 5.021 km NE of Hualien City, Taiwan · 17544 days ago · 21 km deep · 69 km away
  12. 5.419 km NNE of Hualien City, Taiwan · 17544 days ago · 15 km deep · 67 km away
  13. 5.223 km NE of Hualien City, Taiwan · 17543 days ago · 19 km deep · 73 km away
  14. 4.417 km ENE of Hualien City, Taiwan · 17542 days ago · 17 km deep · 69 km away

Before

  1. 4.937 km SSE of Yilan, Taiwan · 17586 days ago · 27 km deep · 97 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0000vyg. Read Tue, Sep 22, 2026, 3:25 PM UTC.