In one of three water purification plants in Tokyo they now have detected levels of radioactive iodine that makes it unsafe for infants to drink [Kyodo News]. The limit for infants is 100 Bq/kg whereas the detected levels are 210 Bq/kg. Still this is well below the limit of 300 Bq/kg for adults. To be compared with the Swedish limit of 500 Bq/kg for adults.