There was no damage or threat to the nuclear reactor , but the ship was diverted to San Diego , California , for repairs . NEW : Total radiation leaked less than that found in a metal detector , Navy says . Navy had earlier said USS Houston leaked radioactive water for months . Leak existed since June 2006 , Navy says . USS Houston visited several Japanese ports , plus Malaysia and Singapore .
NEW : Total radiation leaked less than that found in a metal detector , Navy says . Navy had earlier said USS Houston leaked radioactive water for months . Leak existed since June 2006 , Navy says . USS Houston visited several Japanese ports , plus Malaysia and Singapore .