Japan earthquakes

M5.0 earthquake 18 km E of Funaishikawa, Japan

A magnitude 5.0 earthquake struck 18 km E of Funaishikawa, Japan on Fri, Mar 30, 2018, 8:17 AM JST (23:17 UTC), 40 km (25 mi) below the surface.

A larger quake followed: M5.3 9 km SE of Asahi, Japan. This one was a foreshock.

Funaishikawa forecastMore in Japan

Map

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

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The earthquake

Magnitude
5.0 (Mwr, regional moment), moderate
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2018-03-29 23:17:33 UTC
Depth
40.2 km (25.0 mi), shallow
Epicenter
36.438° N, 140.774° E
Region
Japan
Felt reports
155
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

155 people reported to the USGS what they felt; the strongest reported shaking was V, moderate shaking.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

Fault motion and ground failure

How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.

Faulting
Reverse (thrust)
Moment magnitude
5.0 Mwr
Nodal plane 1
Strike 3°, dip 60°, rake 73°
Nodal plane 2
Strike 214°, dip 34°, rake 117°

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 6.3 km horizontally, 5.1 km in depth
Magnitude uncertainty
±0.07
Depth from
From location
Station coverage gap
113°
Stations used
160

Nearest places

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

Nearby

Within 100 km, magnitude 2.0 and up: 7 in the 60 days after this one and 3 in the 30 days before it.

After

  1. 3.46 km W of Hitachi, Japan · 3110 days ago · 66 km deep · 24 km away · felt by 3
  2. 4.11 km ESE of Kitaibaraki, Japan · 3107 days ago · 96 km deep · 38 km away · felt by 1
  3. 3.915 km WNW of Kitaibaraki, Japan · 3076 days ago · 18 km deep · 48 km away
  4. 4.531 km ENE of Iwaki, Japan · 3075 days ago · 50 km deep · 89 km away
  5. 4.24 km W of Ushiku, Japan · 3075 days ago · 73 km deep · 81 km away · felt by 3
  6. 5.39 km SE of Asahi, Japan · 3064 days ago · 42 km deep · 87 km away · felt by 168
  7. 4.711 km S of Hasaki, Japan · 3058 days ago · 35 km deep · 90 km away

Before

  1. 4.3eastern Honshu, Japan · 3115 days ago · 65 km deep · 90 km away · felt by 22
  2. 4.497 km NE of Hasaki, Japan · 3123 days ago · 41 km deep · 83 km away
  3. 4.96 km SSE of Hasaki, Japan · 3128 days ago · 41 km deep · 85 km away · felt by 39

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000db68. Read Mon, Oct 5, 2026, 2:46 PM UTC.