On 12 March, the Japanese Prime Minister ordered the evacuation of residents living within 10 kilometres of the Fukushima Daini nuclear power plant and within 20 kilometres of the Fukushima Daiichi nuclear power plant.
Japan's Nuclear and Industrial Safety Agency (NISA) has reported that about 185,000 residents had been evacuated from the towns listed below as of 13 March, 17:00 (JST).
Populations of evacuated towns near the affected nuclear power plants:
Tomioka-cho - 15,786
Futaba-cho - 6,936
Namie-cho - 20,695
Minamisouma-shi - 70,975
Kawauchi-mura - 2,944
Kuzuo-mura - 1,482
Japan has distributed 230,000 units of stable iodine to evacuation centres from the area around Fukushima Daiichi and Fukushima Daini nuclear power plants, according to officials. The iodine has not yet been administered to residents; the distribution is a precautionary measure in the event that this is determined to be necessary.