Japanese / Chinese

Information on radiation monitoring of accidents at the Fukushima I Nuclear Power Plant (2014)

Location: Tohoku University (Sendai City, Aoba-ku, Aobayama Area)
Normal Level (BG): approx. 0.04 microsieverts/hr. (Reference data: Natural background radiation dose par hours from the ground in the world)
* Measurements indicate airborne dosage rates.
Inquiries: Tohoku University Environment & Safety Office (022-217-6017)

December 18

Recorded Level: 0.05 microsieverts/hr.
Comments: No health risk.

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.05 No health risk
Iwanuma (Nagaoka): 0.06 No health risk
Watari (Kamimachi): 0.10 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.07 No health risk
Kakuda (Uramachi): 0.08 No health risk
Marumori (Marumori Town Hall): 0.08 No health risk

December 11

Recorded Level: 0.05 microsieverts/hr.
Comments: No health risk.

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.04 No health risk
Iwanuma (Nagaoka): 0.06 No health risk
Watari (Kamimachi): 0.12 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.07 No health risk
Kakuda (Uramachi): 0.08 No health risk
Marumori (Marumori Town Hall): 0.07 No health risk

December 4

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.04 No health risk
Iwanuma (Nagaoka): 0.05 No health risk
Watari (Kamimachi): 0.11 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.07 No health risk
Kakuda (Uramachi): 0.08 No health risk
Marumori (Marumori Town Hall): 0.08 No health risk

November 27

Recorded Level: 0.05 microsieverts/hr.
Comments: No health risk.

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.04 No health risk
Iwanuma (Nagaoka): 0.07 No health risk
Watari (Kamimachi): 0.12 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.06 No health risk
Kakuda (Uramachi): 0.08 No health risk
Marumori (Marumori Town Hall): 0.08 No health risk

November 20

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.05 No health risk
Iwanuma (Nagaoka): 0.07 No health risk
Watari (Kamimachi): 0.15 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.05 No health risk
Kakuda (Uramachi): 0.10 No health risk
Marumori (Marumori Town Hall): 0.08 No health risk

November 13

Recorded Level: 0.06 microsieverts/hr.
Comments: No health risk.

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.05 No health risk
Iwanuma (Nagaoka): 0.07 No health risk
Watari (Kamimachi): 0.11 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.06 No health risk
Kakuda (Uramachi): 0.08 No health risk
Marumori (Marumori Town Hall): 0.09 No health risk

November 6

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.04 No health risk
Iwanuma (Nagaoka): 0.06 No health risk
Watari (Kamimachi): 0.11 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.06 No health risk
Kakuda (Uramachi): 0.08 No health risk
Marumori (Marumori Town Hall): 0.09 No health risk

October 30

Recorded Level: 0.05 microsieverts/hr.
Comments: No health risk.

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.04 No health risk
Iwanuma (Nagaoka): 0.07 No health risk
Watari (Kamimachi): 0.11 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.06 No health risk
Kakuda (Uramachi): 0.08 No health risk
Marumori (Marumori Town Hall): 0.08 No health risk

October 23

Recorded Level: 0.05 microsieverts/hr.
Comments: No health risk.

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.05 No health risk
Iwanuma (Nagaoka): 0.06 No health risk
Watari (Kamimachi): 0.11 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.07 No health risk
Kakuda (Uramachi): 0.08 No health risk
Marumori (Marumori Town Hall): 0.08 No health risk

October 16

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.04 No health risk
Iwanuma (Nagaoka): 0.06 No health risk
Watari (Kamimachi): 0.11 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.06 No health risk
Kakuda (Uramachi): 0.08 No health risk
Marumori (Marumori Town Hall): 0.09 No health risk

October 9

Recorded Level: 0.05 microsieverts/hr.
Comments: No health risk.

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.05 No health risk
Iwanuma (Nagaoka): 0.06 No health risk
Watari (Kamimachi): 0.10 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.06 No health risk
Kakuda (Uramachi): 0.08 No health risk
Marumori (Marumori Town Hall): 0.08 No health risk

October 2

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.05 No health risk
Iwanuma (Nagaoka): 0.06 No health risk
Watari (Kamimachi): 0.11 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.07 No health risk
Kakuda (Uramachi): 0.09 No health risk
Marumori (Marumori Town Hall): 0.09 No health risk

September 25

Recorded Level: 0.05 microsieverts/hr.
Comments: No health risk.

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.04 No health risk
Iwanuma (Nagaoka): 0.06 No health risk
Watari (Kamimachi): 0.11 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.06 No health risk
Kakuda (Uramachi): 0.08 No health risk
Marumori (Marumori Town Hall): 0.08 No health risk

September 11

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.05 No health risk
Iwanuma (Nagaoka): 0.07 No health risk
Watari (Kamimachi): 0.11 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.06 No health risk
Kakuda (Uramachi): 0.10 No health risk
Marumori (Marumori Town Hall): 0.09 No health risk

September 4

Recorded Level: 0.05 microsieverts/hr.
Comments: No health risk.

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.04 No health risk
Iwanuma (Nagaoka): 0.06 No health risk
Watari (Kamimachi): 0.12 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.06 No health risk
Kakuda (Uramachi): 0.09 No health risk
Marumori (Marumori Town Hall): 0.09 No health risk

August 28

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.04 No health risk
Iwanuma (Nagaoka): 0.07 No health risk
Watari (Kamimachi): 0.10 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.06 No health risk
Kakuda (Uramachi): 0.08 No health risk
Marumori (Marumori Town Hall): 0.08 No health risk

August 21

Recorded Level: 0.06 microsieverts/hr.
Comments: No health risk.

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.04 No health risk
Iwanuma (Nagaoka): 0.05 No health risk
Watari (Kamimachi): 0.11 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.06 No health risk
Kakuda (Uramachi): 0.08 No health risk
Marumori (Marumori Town Hall): 0.08 No health risk

August 7

Recorded Level: 0.05 microsieverts/hr.
Comments: No health risk.

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.04 No health risk
Iwanuma (Nagaoka): 0.06 No health risk
Watari (Kamimachi): 0.11 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.07 No health risk
Kakuda (Uramachi): 0.09 No health risk
Marumori (Marumori Town Hall): 0.09 No health risk

July 31

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.04 No health risk
Iwanuma (Nagaoka): 0.06 No health risk
Watari (Kamimachi): 0.11 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.07 No health risk
Kakuda (Uramachi): 0.10 No health risk
Marumori (Marumori Town Hall): 0.09 No health risk

July 24

Recorded Level: 0.06 microsieverts/hr.
Comments: No health risk.

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.05 No health risk
Iwanuma (Nagaoka): 0.05 No health risk
Watari (Kamimachi): 0.11 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.06 No health risk
Kakuda (Uramachi): 0.09 No health risk
Marumori (Marumori Town Hall): 0.09 No health risk

July 17

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.04 No health risk
Iwanuma (Nagaoka): 0.05 No health risk
Watari (Kamimachi): 0.11 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.06 No health risk
Kakuda (Uramachi): 0.08 No health risk
Marumori (Marumori Town Hall): 0.09 No health risk

July 10

Recorded Level: 0.06 microsieverts/hr.
Comments: No health risk.

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.05 No health risk
Iwanuma (Nagaoka): 0.06 No health risk
Watari (Kamimachi): 0.12 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.06 No health risk
Kakuda (Uramachi): 0.08 No health risk
Marumori (Marumori Town Hall): 0.08 No health risk

July 3

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.05 No health risk
Iwanuma (Nagaoka): 0.05 No health risk
Watari (Kamimachi): 0.13 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.06 No health risk
Kakuda (Uramachi): 0.09 No health risk
Marumori (Marumori Town Hall): 0.09 No health risk

June 26

Recorded Level: 0.06 microsieverts/hr.
Comments: No health risk.

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.04 No health risk
Iwanuma (Nagaoka): 0.05 No health risk
Watari (Kamimachi): 0.12 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.06 No health risk
Kakuda (Uramachi): 0.09 No health risk
Marumori (Marumori Town Hall): 0.09 No health risk

June 19

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.05 No health risk
Iwanuma (Nagaoka): 0.06 No health risk
Watari (Kamimachi): 0.11 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.06 No health risk
Kakuda (Uramachi): 0.09 No health risk
Marumori (Marumori Town Hall): 0.09 No health risk

June 12

Recorded Level: 0.06 microsieverts/hr.
Comments: No health risk.

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.05 No health risk
Iwanuma (Nagaoka): 0.05 No health risk
Watari (Kamimachi): 0.11 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.06 No health risk
Kakuda (Uramachi): 0.09 No health risk
Marumori (Marumori Town Hall): 0.09 No health risk

June 5

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.05 No health risk
Iwanuma (Nagaoka): 0.05 No health risk
Watari (Kamimachi): 0.12 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.06 No health risk
Kakuda (Uramachi): 0.09 No health risk
Marumori (Marumori Town Hall): 0.09 No health risk

May 29

Recorded Level: 0.06 microsieverts/hr.
Comments: No health risk.

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.05 No health risk
Iwanuma (Nagaoka): 0.05 No health risk
Watari (Kamimachi): 0.12 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.07 No health risk
Kakuda (Uramachi): 0.09 No health risk
Marumori (Marumori Town Hall): 0.09 No health risk

May 22

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.05 No health risk
Iwanuma (Nagaoka): 0.06 No health risk
Watari (Kamimachi): 0.12 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.06 No health risk
Kakuda (Uramachi): 0.10 No health risk
Marumori (Marumori Town Hall): 0.09 No health risk

May 15

Recorded Level: 0.06 microsieverts/hr.
Comments: No health risk.

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.04 No health risk
Iwanuma (Nagaoka): 0.05 No health risk
Watari (Kamimachi): 0.11 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.07 No health risk
Kakuda (Uramachi): 0.09 No health risk
Marumori (Marumori Town Hall): 0.09 No health risk

May 8

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.05 No health risk
Iwanuma (Nagaoka): 0.06 No health risk
Watari (Kamimachi): 0.13 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.07 No health risk
Kakuda (Uramachi): 0.09 No health risk
Marumori (Marumori Town Hall): 0.09 No health risk

May 1

Recorded Level: 0.06 microsieverts/hr.
Comments: No health risk.

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.05 No health risk
Iwanuma (Nagaoka): 0.06 No health risk
Watari (Kamimachi): 0.12 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.06 No health risk
Kakuda (Uramachi): 0.10 No health risk
Marumori (Marumori Town Hall): 0.10 No health risk

April 17

Recorded Level: 0.06 microsieverts/hr.
Comments: No health risk.

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.05 No health risk
Iwanuma (Nagaoka): 0.06 No health risk
Watari (Kamimachi): 0.12 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.06 No health risk
Kakuda (Uramachi): 0.09 No health risk
Marumori (Marumori Town Hall): 0.09 No health risk

April 11

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.05 No health risk
Iwanuma (Nagaoka): 0.06 No health risk
Watari (Kamimachi): 0.13 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.06 No health risk
Kakuda (Uramachi): 0.09 No health risk
Marumori (Marumori Town Hall): 0.09 No health risk

April 4

Recorded Level: 0.06 microsieverts/hr.
Comments: No health risk.

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.05 No health risk
Iwanuma (Nagaoka): 0.06 No health risk
Watari (Kamimachi): 0.12 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.07 No health risk
Kakuda (Uramachi): 0.09 No health risk
Marumori (Marumori Town Hall): 0.09 No health risk

March 27

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.05 No health risk
Iwanuma (Nagaoka): 0.06 No health risk
Watari (Kamimachi): 0.12 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.07 No health risk
Kakuda (Uramachi): 0.09 No health risk
Marumori (Marumori Town Hall): 0.09 No health risk

March 20

Recorded Level: 0.07 microsieverts/hr.
Comments: No health risk.

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.06 No health risk
Iwanuma (Nagaoka): 0.06 No health risk
Watari (Kamimachi): 0.13 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.07 No health risk
Kakuda (Uramachi): 0.10 No health risk
Marumori (Marumori Town Hall): 0.09 No health risk

March 13

Recorded Level: 0.06 microsieverts/hr.
Comments: No health risk.

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.05 No health risk
Iwanuma (Nagaoka): 0.07 No health risk
Watari (Kamimachi): 0.12 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.06 No health risk
Kakuda (Uramachi): 0.09 No health risk
Marumori (Marumori Town Hall): 0.10 No health risk

March 6

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.04 No health risk
Iwanuma (Nagaoka): 0.07 No health risk
Watari (Kamimachi): 0.11 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.06 No health risk
Kakuda (Uramachi): 0.09 No health risk
Marumori (Marumori Town Hall): 0.09 No health risk

February 27

Recorded Level: 0.06 microsieverts/hr.
Comments: No health risk.

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.05 No health risk
Iwanuma (Nagaoka): 0.06 No health risk
Watari (Kamimachi): 0.11 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.06 No health risk
Kakuda (Uramachi): 0.08 No health risk
Marumori (Marumori Town Hall): 0.09 No health risk

February 20

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.04 No health risk
Iwanuma (Nagaoka): 0.06 No health risk
Watari (Kamimachi): 0.10 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.06 No health risk
Kakuda (Uramachi): 0.07 No health risk
Marumori (Marumori Town Hall): 0.08 No health risk

February 13

Recorded Level: 0.07 microsieverts/hr.
Comments: No health risk.

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.05 No health risk
Iwanuma (Nagaoka): 0.05 No health risk
Watari (Kamimachi): 0.09 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.05 No health risk
Kakuda (Uramachi): 0.07 No health risk
Marumori (Marumori Town Hall): 0.10 No health risk

February 6

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.05 No health risk
Iwanuma (Nagaoka): 0.08 No health risk
Watari (Kamimachi): 0.13 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.06 No health risk
Kakuda (Uramachi): 0.10 No health risk
Marumori (Marumori Town Hall): 0.10 No health risk

January 30

Recorded Level: 0.07 microsieverts/hr.
Comments: No health risk.

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.05 No health risk
Iwanuma (Nagaoka): 0.07 No health risk
Watari (Kamimachi): 0.13 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.07 No health risk
Kakuda (Uramachi): 0.10 No health risk
Marumori (Marumori Town Hall): 0.11 No health risk

January 23

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.05 No health risk
Iwanuma (Nagaoka): 0.06 No health risk
Watari (Kamimachi): 0.13 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.07 No health risk
Kakuda (Uramachi): 0.10 No health risk
Marumori (Marumori Town Hall): 0.10 No health risk

January 16

Recorded Level: 0.07 microsieverts/hr.
Comments: No health risk.

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.05 No health risk
Iwanuma (Nagaoka): 0.06 No health risk
Watari (Kamimachi): 0.14 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.07 No health risk
Kakuda (Uramachi): 0.10 No health risk
Marumori (Marumori Town Hall): 0.10 No health risk

January 9

Measurements taken for other areas are as follows (in microsieverts/hr.)
Natori (Jusanzuga): 0.05 No health risk
Iwanuma (Nagaoka): 0.06 No health risk
Watari (Kamimachi): 0.11 No health risk
Yamamoto (1.5km west of Sakamoto Station, Line No. 6/unpaved zone): 0.06 No health risk
Kakuda (Uramachi): 0.10 No health risk
Marumori (Marumori Town Hall): 0.10 No health risk