The space radiation dose measurement in Yokohama-shi
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Space radiation dose result of a measurement in Yokohama-shi


Lower map shows space radiation measurement place in the sky such as school grounds of authorization nursery school, private nursery school in the city and elementary and junior high school and the result of a measurement for from June, 2011 to November.
●Measurement contents
In authorization nursery school, private nursery school, we measure space γ (gamma) dose of radioactivity of surface of the earth 50cm in garden
It is elementary school in school grounds of city school: Surface of the earth 50cm, junior high school: We measure at position of surface of the earth 1m
Measurements are our minimum and maximum prices that measured five places of gardens, the school grounds.



"Indication" of Motoichi result of a measurement

Higher surface of the earthYokohama-shi
1mWe cope using 0.23μSv/h or more as an indication
(50cm)(we cope using 0.23μSv/h or more as an indication)
(when it is more than 0.23μSv/h, we measure even 1m)
1cmWe cope using 0.59μSv/h or more as an indication


※Manual
  Map moves when we drag any point in map with mouse.
  We come by zooming in / zoom out by adjusting scroll wheel of mouse or Zoom slider in map.
  Result of a measurement is displayed when we click point marker of place that wants to look at result of a measurement.
※In addition, we may not necessarily show correct place as position of point marker uses geocode function.