World Nuclear Association | Appendix 1: Fukushima Daiichi Reactor Recovery Measures in Detail
water level
Fukushima radiation levels 18 times higher than previously thought | theguardian.com
TEPCO Says Core of Unit 1 Melted - All Things Nuclear
Results of water level measurement at sub-drain pits around Central Radioactive Waste treatment facility (Jan. 1 - Jul. 25, 2013)
Results of water level measurement at sub-drain pits around Central Radioactive Waste treatment facility (Jan. 1 - Dec 31, 2012)
Results of water level measurement at sub-drain pits around Central Radioactive Waste treatment facility (Apr. 16 - Dec 31, 2011)
Results of water level measurement at sub-drain pits around Central Radioactive Waste treatment facility (Jul. 26 - Aug. 31, 2013)
Results of water level measurement at sub-drain pits around Central Radioactive Waste treatment facility (Sep. 1 - Sep. 30, 2013)