Realtime radiation data collected via the System for Prediction of Environment Emergency Dose Information(SPEEDI)

[Ronan Kelly]

Realtime radiation data collected via the System for Prediction of Environment Emergency Dose Information(SPEEDI)

Clickable map gives the latest radiation readings from that area.
Fukushima seems unavailable. Will check back later. Highest readings are currently (09:30 March 20) from Ibanaki prefecture at 622 nGy/hour (0.622 micro Sieverts/hour)

http://www.bousai.ne.jp/eng/

 

[Ronan Kelly]

Re: Realtime radiation data collected via the System for Prediction of Environment Emergency Dose Information(SPEEDI)

15 Horiguchi Hitachinaka City 2011/03/20 11:40 Collection data
781nGy/h, wind:ENE 5.4m/s ---

Hitachinaka is around 100 miles due south of Fukushima.

 

[Ronan Kelly]

Re: Realtime radiation data collected via the System for Prediction of Environment Emergency Dose Information(SPEEDI)

Hitachinaka Hitachinaka City 3/21/2011; 04:30
2202nGy/hour (2.20 micro Sv/hour); wind ESE 3.8m/s

Several other readings from Ibaraki above 1000nGy/hour