(Readings at Reading point out of Fukushima Dai-ichi NPP) 20km 30km 10km (Circles indicate approximate range.)
Koriyama city, Nihonmatsu city, Motomiya city (measured on May 6-20, 2011) Date city Kawamata town (Reading Point) Iitate village Ootama village Nihonmatsu city Koriyama city Motomiya city Miharu town Tamura city Unit)Sv/h)
Date city Iitate village (measured on May 22, 2011) (Reading Point) Soma city Minami Soma city Iitate village Kawamata town Nihonmatsu city Namie town Unit)Sv/h) Katsurao village
Date city, Fukushima city (measured on May 5-17, 2011) (Reading Point) Fukushima city Date city Nihonmatsu city Kawamata town Iitate village Unit)Sv/h)
Date county Kawamata town (measured on May 12-20, 2011) Iino town Date city (Reading Point) Kawamata town Nihonmatsu city Unit)Sv/h) Tamura city Iitate village Katsurao village Minami Soma city
Futaba country Katsurao village (measured on May 20-21, 2011 ) Kawamata town Iitate village Minami Soma city (Reading Point) Nihonmatsu city Tamura city Katsurao village Namie town Unit)Sv/h) Kawauchi village Ookuma town
Namie town (measured on May 15-17, 2011) Iitate village (Reading Point) Kawamata town Minami Soma city Nihonmatsu city Tamura city Katsurao village Unit)Sv/h)
Minami Soma city (measured on May 18, 2011) Date city Soma city Iitate village Kawamata town Minami Soma city Nihonmastu city Sampling Point) Sampling Point to be planning) Unit)Sv/h) Katsurao village Tamura city Namie town Futaba town Ookuma town Unit)Sv/h)
引き上げ後の上限 [250,000 マイクロシーヘ ルト / 年 ] 放射線の量 ( マイクロシーヘ ルト ) 250,000 100,000 50,000 緊急作業従事の場合に認められている上限 [100,000マイクロシーヘ ルト/ 年 ] 放射線業務従事者及び防災に係る警察 消防従事者に認められている上限 [50,000マイクロシーヘ ルト/ 年 ] [10,000 マイクロシーヘ ルト / 年 ] 10,000 [6,900 マイクロシーヘ ルト / 回 ] [2,400 マイクロシーヘ ルト / 年 ] いずれも単位は msv 1,000 [1,000 マイクロシーヘ ルト / 年 ] [400マイクロシーヘ ルト/ 年 ] [200マイクロシーヘ ルト/ 往復 ] [22マイクロシーヘ ルト/ 年 ] [10マイクロシーヘ ルト/ 年 ] 100 10 [600 マイクロシーヘ ルト / 回 ] [50 マイクロシーヘ ルト / 回 ] [50 マイクロシーヘ ルト / 年 ] Sv シーベルト = 放射線の種類による生物効果の定数 ( ) Gy グレイ 資源エネルギー庁 原子力 2002 をもとに文部科学省において作成 X 線 γ 線では 1
[~10,000μSv/year] Radiation dose in Guarapari(Brazil) per year. Radiation in Daily-life Radiation dose (microsievert:μsv) 250,000 50,000 10,000 Upper limit of radiation dose permitted for people who engage in emergency work. [250,000μSv/year] Upper limit of radiation dose permitted for radiation workers, police, and firefighters who engage in disaster prevention. [50,000μSv/year] Chest CT scan [6,900μSv/each time] Unit : μsv [~2,400μSv/year] Space 390 ingestion 290 Global average Earth Radon absorbed Natural radiation dose per year. 1,000 Dose limit for public per year (except for medical care). 480 in air 1260 Gifu Kanagawa [1,000μSv/year] [~400μSv/year] [~200μSv/round trip] [22μSv/year] Maximum difference of the average of natural radiation dose in each prefecture. An air travel between Tokyo and New York (RT). (Increased cosmic radiation at high altitude.) [10μSv/year] Evaluated dose of radiation from radioactive substance emitted from the nuclear fuel reprocessing plant per year. Standard radiation dose from Clearance level. 100 10 gastrointestinal X-ray examination. [600μSv/each time] [50μSv/each time] Chest X-ray examination. [50μSv/year] Standard dose of radiation around a nuclear plant (light water reactor). (Actual result is far below the value.) Sv Sievert =Constant of organism effect by kind of radiation( ) Gy gray It is 1 in case of X ray and γ ray. MEXT makes this, based on "Nuclear power 2002" made by Agency of Natural Resources and Energy.