Yet Diablo Canyon NPP was built about 30 meters (98,4 feet) Above Sea Level meanwhile Fukushima NPP was built about 10 meters (32,8 feet) ASL, there was an 35 meters (114,8 feet) seawall who lost 25 meters (82 feet) of it. Resumo da Opera: It would have been better if the TEPCO folks had removed only 5 meters from it!