The Ministry of the Environment published the measurement data of Cs-134, -137 contained in river, lake (source of tap water), and off shore of Fukushima.
Quick overview (Sample taken from 9/15~10/14)
(River)
- Cs-134 ~ 48,000 Bq/ kg
- Cs-137 ~ 56,000 Bq/ kg
(Lake, source of tap water)
- Cs-134 ~ 26,000 Bq/ kg
- Cs-137 ~ 32,000 Bq/ kg
(Off shore, beach)
- Cs-134 ~ 270 Bq/ kg
- Cs-137 ~ 300 Bq/ kg