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Home > Weather and Earthquakes > Tsunami Warnings/Advisories, Tsunami Information

Tsunami Information (Estimated Tsunami Arrival Time and Height)

Tsunami Information

Occurred at 02:10 JST 26 Oct 2013
Region name Fukushima-ken Oki
Depth about 10 km
Magnitude 7.1
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Tsunami Forecast RegionEstimated Initial
Tsunami Arrival Time
Estimated
Maximum Tsunami Height
#IWATE PREF.#(*1) # 1 m
#MIYAGI PREF.#(*1) # 1 m
FUKUSHIMA PREF.#(*1)   1 m
#IBARAKI PREF.#(*1) # 1 m
#KUJUKURI AND SOTOBO AREA, CHIBA PREF.#(*1) # 1 m

Tsunami Information
(Estimated Tsunami Arrival Time and Height)

Issued at 02:50 JST 26 Oct 2013

Estimated Tsunami Arrival Time and Height at each place have been updated.

Estimated Tsunami Arrival Times and Heights
Data marked with # have been newly issued or revised.

Tsunami Forecast RegionEstimated Initial
Tsunami Arrival Time
Estimated
Maximum Tsunami Height
<Tsunami Advisory>
  #IWATE PREF.#(*1)#1 m
  #MIYAGI PREF.#(*1)#1 m
  FUKUSHIMA PREF.#(*1)1 m
  #IBARAKI PREF.#(*1)#1 m
  #KUJUKURI AND SOTOBO
  AREA, CHIBA PREF.
#(*1)#1 m
 
*1 mark: Arrival of tsunami inferred.

[ Explanation of Estimated Tsunami Height ]
Higher estimated tsunami height causes more serious damage.
over 10 m   Huge tsunami will hit and catastrophic damage will occur.
                 Wooden buildings will be completely destroyed and/or
                 washed away, and people will be caught in a current due
                 to the tsunami.
       10 m   Huge tsunami will hit and serious damage will occur.
                 Wooden buildings will be completely destroyed and/or
                 washed away, and people will be caught in a current due
                 to the tsunami.
         5 m   Tsunami will hit and serious damage will occur. Wooden
                 buildings will be completely destroyed and/or washed
                 away, and people will be caught in a current due to the
                 tsunami.
         3 m   Tsunami will hit and damage will occur in low-lying areas.
                 Wooden buildings will be flooded and people will be
                 caught in a current due to the tsunami.
         1 m   People will be caught in a strong current in the sea. Fish
                 farming facilities will be washed away and small vessels
                 will capsize.

Although there may be slight sea-level changes in coastal regions other than the above, no tsunami damage is expected in those coastal regions.

Earthquake Information
Occurred at 02:10 JST 26 Oct 2013
Region name FUKUSHIMA-KEN OKI
Latitude37.2N
Longitude144.6E
Depth about 10 km
Magnitude 7.1