NHK????????:NHK | Data of the Fukushima Daiichi | Radiation measured in the waters and air ( Fukushima Plant )
Radiation measured in the waters and air ( Fukushima Plant )
April 17, 2011 (Sunday)
Radiation measured in the waters and air near the No.1 Fukushima Nuclear Power Plant (Source: Tokyo Electric Power Co. TEPCO)
【No.1 Plant : Radioactive substances detected in the waters 】
▼From samples collected 30 meters north of the outlets of No.5-No.6 reactors at 09:15 April 16.
Iodine 131: 0.77 Bq/cc (19 times the limit)
Cesium 134: 0.89 Bq/cc (15 times the limit)
Cesium 137: 0.91 Bq/cc (10 times the limit)
▼From samples collected 330 meters south of the outlets of No.1-No.4 reactors at 08:50 April 16.
Iodine 131: 0.49 Bq/cc (12 times the limit)
Cesium 134: 0.71 Bq/cc (12 times the limit)
Cesium 137: 0.73 Bq/cc (8.1 times the limit)
the limit : the limit set for water outside the environmental monitoring area
【No.2 Plant : Radioactive substances detected in the waters 】
▼From samples collected near the outlets of No.3-No.4 reactors at 08:40 April 16. 10km south of the No.1 Plant
Iodine 131: 0.49 Bq/cc (12 times the limit)
Cesium 134: 0.69 Bq/cc (12 times the limit)
Cesium 137: 0.69 Bq/cc (7.7 times the limit)
▼From samples collected 7km south of the outlets of No.1-No.2 reactors at 08:05 April 16. 16km south of the No.1 Plant
Iodine 131: 0.30 Bq/cc (7.5 times the limit)
Cesium 134: 0.38 Bq/cc (6.3 times the limit)
Cesium 137: 0.40 Bq/cc (4.4 times the limit)
the limit : the limit set for water outside the environmental monitoring area
【No.1 Plant : Air dose 】
▼southern side of The main office: 500 meters north-west of the No.2 reactor
532 μSv/h Time:05:00 April 17,2011 Winds: west-northwesterly 1.8 m/s
▼near the West Gate : 1,100 meters west of the No.2 reactor.
33.2 μSv/h Time: 05:00 April 17, 2011 Winds: west-northwesterly 1.8 m/s
There was no neutron dose detected.