Inagi City

Space radiation dose local measurement result (January 1, 2017 update) of consumer affairs center

Last updated: January 1, 2017

As we measured space radiation dose based on city space radiation dose measurement-response policy in consumer affairs center, we announce result.
In addition, in this measurement, there were no places that required cleaning, etc. (places exceeding the judgment standard value (0.23 microsieverts per hour)).
From April 1, 2016, the name has been changed from "Consumer Room" to "Consumer Affairs Center".

Measurement results (conducted in 2016)

Name of facility measuring date weather Measurement location Measured value (unit: microsieverts per hour)
1 centimeter on the ground
consumer affairs center 2016
September 26th
sunny User-only parking lot 0.075
In front of the entrance on the 2nd floor 0.079
In front of the entrance on the 1st floor 0.065

【explanation】
When converted from 0.23 microsieverts per hour to 0.99864 millisieverts per year, it is lower than the radiation dose index (1 millisievert or less per year (excluding natural radiation dose, etc.)) recommended by the International Commission on Radiological Protection (ICRP) for ordinary people to receive.
According to the Ministry of the Environment's "Decontamination Guidelines", if the radiation dose at 1 meter above the ground is below 0.23 microsieverts per hour, no further action will be taken.

Measurement overview

Average of 5 repeated measurements every 60 seconds

Past measurement results

Inquiries about this page

Inagi City Citizens Department Citizens Cooperation Division
Phone: 042-378-2111