Food Updates as of April 6, 2011

This chart compares the measurements taken of iodine and cesium levels in raw milk from Ibaraki yesterday (April 5) to those taken two times earlier. Levels of iodine and cesium have gone down in all cases.

Iodine

Hitachi Ota Mar 19
77 Bq/kg
Mar 30
11 Bq/kg
Apr 5
6 Bq/kg
Kasama Mar 21
270 Bq/kg
Mar 30
8 Bq/kg
Apr 5
6 Bq/kg
Inashiki Mar 30
23 Bq/kg
Apr 5
11 Bq/kg
Kawachi Mar 21
150 Bq/kg
Mar 30
39 Bq/kg
Apr 5
18 Bq/kg
Joso Mar 19
23 Bq/kg
Mar 30
10 Bq/kg
Apr 5
5 Bq/kg

Cesium

Hitachi Ota Mar 19
3 Bq/kg
Mar 30
not detected
Apr 5
not detected
Kasama Mar 21
97 Bq/kg
Mar 30
Bq/kg
Apr 5
2 Bq/kg
Inashiki Mar 30
3 Bq/kg
Apr 5
1 Bq/kg
Kawachi Mar 21
18 Bq/kg
Mar 30
8 Bq/kg
Apr 5
6 Bq/kg
Joso Mar 19
2 Bq/kg
Mar 30
2 Bq/kg
Apr 5
1 Bq/kg

Source: http://www.pref.ibaraki.jp/20110311eq/data/20110406gennyuu.pdf


Levels at which we need to start getting concerned
iodine (I-131): 300 Bq/kg for milk and milk products
cesium (Cs-134, 136, 137): 200 Bq/kg for milk and milk products

Today’s verdict: Safe to drink milk from Ibaraki.

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