Radiation Information Site Miyagi

Providing accurate information on the radiation and radioactivity throughout
Miyagi Prefecture in an understandable way

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Measurement results by local municipalities
Measurement result of tap water

Radioactive material in tap water of Zao Town

,Radioactive cesium standard value:10
*The Not detectable refers to a state with radioactive material concentration less than detection lower value, and the value in () on the side of the measurement shows low detection value.
*By clicking on the measurement value link, the change in measurement value to date can be confirmed by the graph
Name of water projects Sampling point
(Sampling date)
Nuclide concentration( Bq/kg)
Radioactive iodine Radioactive cesium
134 137 134+137
Zao town water supply Hirasawa distributing reservoir
(2011/7/27)
Not detectable(Below 0.6) - - Not detectable(Below 1.3)
Magatake distributing reservoir
(2011/7/27)
Not detectable(Below 0.5) - - Not detectable(Below 1.2)
Miya distributing reservoir
(2011/7/27)
Not detectable(Below 0.6) - - Not detectable(Below 1)
Kitaharao small-scale water supply Kitaharao distributing reservoir
(2011/7/27)
Not detectable(Below 0.6) - - Not detectable(Below 1.4)
Nanokahara small-scale water supply Nanokahara purification plant
(2011/7/27)
Not detectable(Below 0.6) - - Not detectable(Below 0.9)
Togatta area small-scale water supply Echoland distributing reservoir
(2011/7/27)
Not detectable(Below 0.7) - - Not detectable(Below 1.2)
Togatta distributing reservoir
(2016/1/19)
- Not detectable(Below 0.5) Not detectable(Below 0.7) Not detectable(Below 1.2)
Kyuyouson purification plant
(2011/7/27)
Not detectable(Below 0.6) - - 0.4
Sansuien first distributing reservoir
(2011/7/27)
Not detectable(Below 0.6) - - Not detectable(Below 1.2)
Shimizuhara river source (raw water)
(2011/4/18)
Not detectable(Below 0.3) - - Not detectable(Below 0.7)
Shimizuhara small-scale water supply Shimizuhara distributing reservoir
(2011/7/27)
Not detectable(Below 0.6) - - Not detectable(Below 1.1)
Sansuien No.2 small-scale water supply Sansuien second distributing reservoir
(2011/7/27)
Not detectable(Below 0.6) - - Not detectable(Below 1.1)
Sennan/Senen regional wide area water supply Nambuyama purification plant
(2018/9/3)
- Not detectable(Below 0.5) Not detectable(Below 0.5) Not detectable(Below 1)
Measurement results of agricultural and forest products

Radioactive material in Zao Town

*The Not detectable refers to a state with radioactive material concentration less than detection lower value, and the value in () on the side of the measurement shows low detection value.
*By clicking on the measurement value link, the change in measurement value to date can be confirmed by the graph
Classification
(Sampling date)
Nuclide concentration( Bq/kg)
Radioactive iodine Radioactive cesium
Measured values Standard value Measured values Standard value
Allium chinense (Open culture)
(2019/7/1)
- - Not detectable(Below 7.9) 100
Cucumber(Open culture)
(2019/7/1)
- - Not detectable(Below 8.8) 100
Malabar spinach(Greenhouse culture)
(2019/7/1)
- - Not detectable(Below 12) 100
Broad bean(Open culture)
(2019/6/17)
- - Not detectable(Below 9.7) 100
Chinese cabbage (Open culture)
(2019/6/17)
- - Not detectable(Below 9.4) 100
Broccoli (Open culture)
(2019/5/29)
- - Not detectable(Below 10) 100
Strawberry(Greenhouse culture)
(2019/5/29)
- - Not detectable(Below 8.6) 100
Seisai(leaf vegetable)(Open culture)
(2019/4/22)
- - Not detectable(Below 9.3) 100
nabana(Greenhouse culture)
(2019/3/18)
- - Not detectable(Below 9.2) 100
Spinach(Open culture)
(2019/3/4)
- - Not detectable(Below 10) 100
Spinach(Greenhouse culture)
(2019/2/18)
- - Not detectable(Below 11) 100
Green pak choi (Greenhouse culture)
(2019/2/4)
- - Not detectable(Below 11) 100
Komatsuna(Japanese mustard spinach)(Greenhouse culture)
(2019/2/4)
- - Not detectable(Below 11) 100
Daikon radish(Open culture)
(2018/12/10)
- - Not detectable(Below 9.6) 100
garland chrysanthemum (Open culture)
(2018/12/10)
- - Not detectable(Below 8.8) 100
Yuzu (Open culture)
(2018/11/25)
- - Not detectable(Below 9.4) 100
Japanese persimmon (Open culture)
(2018/10/29)
- - Not detectable(Below 9.2) 100
Eddoe(Open culture)
(2018/10/15)
- - Not detectable(Below 9.9) 100
Japanese pear(Open culture)
(2018/10/15)
- - Not detectable(Below 9) 100
Nashi pear(Open culture)
(2018/9/17)
- - Not detectable(Below 9.1) 100
Eggplant(Open culture)
(2018/8/6)
- - Not detectable(Below 9.3) 100
Pumpkin(Open culture)
(2018/8/6)
- - Not detectable(Below 7.7) 100
Tomato(Open culture)
(2018/7/23)
- - Not detectable(Below 9.8) 100
Blueberry(Open culture)
(2018/7/9)
- - Not detectable(Below 8.4) 100
Ume plum(Open culture)
(2018/6/25)
- - Not detectable(Below 11) 100
Komatsuna(Japanese mustard spinach)(Open culture)
(2018/6/11)
- - Not detectable(Below 9.9) 100
Watercress(Greenhouse culture)
(2018/4/16)
- - Not detectable(Below 9.7) 100
Brassica leafy vegetable (Tsubomina)(Open culture)
(2018/2/26)
- - Not detectable(Below 11) 100
Brassica leafy vegetable (Tsubomina)(Greenhouse culture)
(2018/2/13)
- - Not detectable(Below 11) 100
Green pak choi (Open culture)
(2018/1/29)
- - Not detectable(Below 10) 100
Welsh onion(Open culture)
(2017/12/10)
- - Not detectable(Below 11) 100
carrot(Open culture)
(2017/11/23)
- - Not detectable(Below 8.4) 100
Apple(Open culture)
(2017/9/4)
- - Not detectable(Below 9.3) 100
Corn (Open culture)
(2017/7/24)
- - Not detectable(Below 7.5) 100
Onion(Open culture)
(2017/7/24)
- - Not detectable(Below 11) 100
asparana(Greenhouse culture)
(2017/5/15)
- - Not detectable(Below 10) 100
Cabbage(Open culture)
(2017/4/17)
- - Not detectable(Below 9.1) 100
nabana(Open culture)
(2017/3/21)
- - Not detectable(Below 9) 100
yukina(Greenhouse culture)
(2017/2/6)
- - Not detectable(Below 10) 100
Burdock(Open culture)
(2016/11/21)
- - Not detectable(Below 10) 100
yukina(Open culture)
(2016/11/7)
- - Not detectable(Below 11) 100
Fig(Open culture)
(2016/9/5)
- - Not detectable(Below 11) 100
corn(Open culture)
(2016/8/22)
- - Not detectable(Below 13) 100
Peach(Open culture)
(2016/8/1)
- - Not detectable(Below 9.4) 100
Bell pepper(Open culture)
(2016/7/19)
- - Not detectable(Below 11) 100
Tomato(Greenhouse culture)
(2016/6/20)
- - Not detectable(Below 10) 100
Cucumber(Greenhouse culture)
(2016/6/19)
- - Not detectable(Below 11) 100
Broad bean(Greenhouse culture)
(2016/5/23)
- - Not detectable(Below 9) 100
garland chrysanthemum (Greenhouse culture)
(2016/3/18)
- - Not detectable(Below 8.2) 100
Azuki bean(Open culture)
(2015/10/20)
- - Not detectable(Below 9.1) 100
Malabar spinach(Open culture)
(2015/8/10)
- - Not detectable(Below 10) 100
Kiwifruit(Open culture)
(2014/11/8)
- - Not detectable(Below 11) 100
- - Not detectable(Below 8.6) 100
Pear(Open culture)
(2014/9/12)
- - Not detectable(Below 9.6) 100
Japanese plum(Open culture)
(2014/7/18)
- - Not detectable(Below 10) 100
Turnip(Open culture)
(2014/6/22)
- - Not detectable(Below 8) 100
Potherb Mustard (Greenhouse culture)
(2014/1/17)
- - Not detectable(Below 10) 100
spinach(Open culture)
(2013/12/9)
- - Not detectable(Below 9.2) 100
Potato(Open culture)
(2013/8/30)
- - Not detectable(Below 9.9) 100
Nashi pear(Open culture)
(2013/8/19)
- - Not detectable(Below 9) 100
String bean(Open culture)
(2013/8/18)
- - Not detectable(Below 8.8) 100
Potherb Mustard (Open culture)
(2013/4/11)
- - Not detectable(Below 8.4) 100
Sweet potato(Open culture)
(2012/9/12)
- - Not detectable(Below 7.5) 100
Asparagus(Open culture)
(2012/5/24)
- - Not detectable(Below 7.5) 100
Ostrich fern
(2012/5/1)
- - 64 100
Komatsuna (Greenhouse culture)
(2012/3/22)
Not detectable(Below 5) 2000 Not detectable(Below 8) 500
Shiitake mushroom(Log cultivation)(Open culture)
(2012/3/12)
Not detectable(Below 9) 2000 520 500
Buckweat(Open culture)
(2011/11/9)
Not detectable(Below 20) 2000 Not detectable(Below 40) 500
Maitake mushroom(Wild)
(2011/9/12)
Not detectable(Below 1) 2000 10 500
Air radiation dosage rate map
Information will be displayed by clicking on the displayed measurement point