M7.1 #Earthquake Off Sendai, Japan at 11:32PM JST April 7, 2011; Some Nuclear Facilities Have Lost External Power Supply

Japan Meteorological Agency (JMA) says it was Magnitude 7.4, and 40 kilometers (24.8 miles) in depth. The USGS says M.7.1 and 49 kilometers (30.4 miles) in depth. It was right off the coast of Sendai.

Tsunami warning (Miyagi Prefecture)/advisories (Aomori, Iwate, Fukushima, Ibaragi Prefectures) were issued, but they've been all canceled.

2-meter tsunami "may have already hit" Sendai, according to Yomiuri.

The power is out in entire Aomori, Akita, Iwate Prefectures, in almost all Yamagata Prefecture, a good portion of Miyagi Prefecture.

The JMA's Seismic Intensity (map by Asahi):
Aomori: 5+, 4
Iwate: -6, +5
Miyagi: 6+, 6-
Fukusima: 5+, 5-


Nuclear power plants and processing facility in the area:

Aomori: Higashi-Doori Nuclear Power Plant:

• External power has gone out.
  
• The Plant (1 reactor, BWR) is operating on an emergency power supply for the reactor and the Spent Fuel Pool.

Aomori: Rokkasho Processing Plant:

• Processing capacity: 800 tons of uranium, or 80 tons of plutonium
• External power has gone out.
• The Plant is operatng on an emergency power supply.

Miyagi: Onagawa Nuclear Power Plant:

• External power has gone out on 2 of the 3 reactors.
• The plant has been shut down after the March 11 earthquake, and is considered stable.

Fukushima: Fukushima I Nuclear Power Plant, Fukushima II Nuclear Power Plant:

• No further damage to the facilities
• All workers evacuated safely
• Power is NOT OUT.
  

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