TEPCO, NISA press releases and handouts

General sources:

Interesting documents / handouts:

Roadmap documents:

(Apr 17,2011)Roadmap towards Restoration from the Accident at Fukushima Daiichi Nuclear Power Station

(May 17,2011)Progress status of the “Roadmap towards Restoration from the Accident at Fukushima Daiichi Nuclear Power Station”

(Jun 17,2011)Progress status of the “Roadmap towards Restoration from the Accident at Fukushima Daiichi Nuclear Power Station”

Decontamination system:

Diagram of decontamination system

Progress reports: “Situation of storing and treatment of accumulated water” – water volumes from decon system etc

Other things:
Jul 1, 2011 Measurement Results of Sub-Drain Pit Water Level at Centralized Radiation Waste Treatment Facility(20.6KB)   measures groundwater /water table level, with map of where they are measured.    
Jul 1, 2011 System outline of circulating injection cooling(34.1KB)  outline map/schema of how it works.

  Unit 1 accumulated water map of basement   May 30  said #1 TB had approx 9000 m3 of contaminated water

Accumulated water volume and rad density table May 31 said total of 720,000 TBq.

May 26, 2011 Decay Heat of Fuel in Reactor(changes in a half year period after the earthquake)(113KB)

May 18, 2011Amount of Accumulated Water at Fukushima Daiichi Nuclear Power Station (approximation)i32.0KB) 

May 15, 2011 Unit 1@Status of leakage at Reactor Building(60.0KB)  sketchmap  of Unit 1 water in basement

(May 11,2011)Possibility of leakage of radioactive water off the site near the water intake canal of Unit 3 of Fukushima Daiichi Nuclear Power Station (continued report)

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