the sea that turns yellow after discharge

(1)KBS News Special
(2)Fukushima’s Contaminated Water Discharge Starts
(3)Off the coast of the Fukushima nuclear power plant
(4)Five minutes into the discharge, he started to be on the black alert
(5)Discharge starts at 1 p.m
(6)Fukushima, Michigan
(7)Soon, the inside of the boundary began to spread yellow