Fukushima Nuclear Accident Update, International Atomic Energy Agency (IAEA), March 21, 2011 at 23:15 UTC:
Japanese authorities have also reported that water has been sprayed over the Common Spent Fuel Pool; this started on 21 March at 1:37 UTC. The IAEA is seeking further information on this development and will report further as updates are received from Japan.
Read the report here.
More on Spent Fuel Pools at Fukushima, All Things Nuclear, March 21, 2011:
The Common (Shared) Storage Pool
In addition to these individual pools, there is a larger common spent fuel pool that is used to store spent fuel from all 6 reactors once it has been out of the reactor for 19 months and has cooled down. It has a volume of 3,828 cubic meters (29m x 12m x11m deep) and currently has 6,375 spent fuel assemblies in it. It is located 50 meters west of Unit 4. Reports also say that this pool continues to have water supplies but its cooling system is not functional.
Published: March 22nd, 2011 at 6:27 am ET