Measurement results by the hour (Koto) 26 Mar., 2018 - 1 Apr., 2018

Shown in µGy/h (microgray per hour)

Gray indicates an amount of energy (absorbed dose) when radiation hits a material object, and 1 gray (Gy) of radiation doses in the air can be converted to 1 sievert (Sv).

Measurement time Dose rate
μGy/h (microgray per hour)
Maximum value Minimum value Average value
23:01-24:00, Sun., 01 Apr. 0.0381 0.0337 0.0358
22:01-23:00, Sun., 01 Apr. 0.0391 0.0331 0.0358
21:01-22:00, Sun., 01 Apr. 0.0372 0.0337 0.0355
20:01-21:00, Sun., 01 Apr. 0.0380 0.0326 0.0358
19:01-20:00, Sun., 01 Apr. 0.0381 0.0337 0.0356
18:01-19:00, Sun., 01 Apr. 0.0384 0.0338 0.0356
17:01-18:00, Sun., 01 Apr. 0.0376 0.0330 0.0353
16:01-17:00, Sun., 01 Apr. 0.0379 0.0333 0.0354
15:01-16:00, Sun., 01 Apr. 0.0388 0.0331 0.0356
14:01-15:00, Sun., 01 Apr. 0.0379 0.0333 0.0356
13:01-14:00, Sun., 01 Apr. 0.0375 0.0326 0.0356
12:01-13:00, Sun., 01 Apr. 0.0374 0.0334 0.0356
11:01-12:00, Sun., 01 Apr. 0.0383 0.0338 0.0357
10:01-11:00, Sun., 01 Apr. 0.0371 0.0333 0.0355
09:01-10:00, Sun., 01 Apr. 0.0385 0.0340 0.0357
08:01-09:00, Sun., 01 Apr. 0.0392 0.0343 0.0361
07:01-08:00, Sun., 01 Apr. 0.0381 0.0336 0.0361
06:01-07:00, Sun., 01 Apr. 0.0376 0.0337 0.0358
05:01-06:00, Sun., 01 Apr. 0.0384 0.0342 0.0361
04:01-05:00, Sun., 01 Apr. 0.0384 0.0332 0.0355
03:01-04:00, Sun., 01 Apr. 0.0383 0.0329 0.0354
02:01-03:00, Sun., 01 Apr. 0.0378 0.0337 0.0357
01:01-02:00, Sun., 01 Apr. 0.0380 0.0331 0.0355
00:01-01:00, Sun., 01 Apr. 0.0376 0.0334 0.0356
23:01-24:00, Sat., 31 Mar. 0.0381 0.0331 0.0355
22:01-23:00, Sat., 31 Mar. 0.0371 0.0331 0.0354
21:01-22:00, Sat., 31 Mar. 0.0383 0.0334 0.0356
20:01-21:00, Sat., 31 Mar. 0.0375 0.0337 0.0356
19:01-20:00, Sat., 31 Mar. 0.0369 0.0332 0.0350
18:01-19:00, Sat., 31 Mar. 0.0375 0.0329 0.0352
17:01-18:00, Sat., 31 Mar. 0.0388 0.0338 0.0359
16:01-17:00, Sat., 31 Mar. 0.0379 0.0335 0.0357
15:01-16:00, Sat., 31 Mar. 0.0380 0.0329 0.0354
14:01-15:00, Sat., 31 Mar. 0.0382 0.0328 0.0355
13:01-14:00, Sat., 31 Mar. 0.0380 0.0338 0.0354
12:01-13:00, Sat., 31 Mar. 0.0374 0.0340 0.0356
11:01-12:00, Sat., 31 Mar. 0.0370 0.0341 0.0357
10:01-11:00, Sat., 31 Mar. 0.0380 0.0335 0.0353
09:01-10:00, Sat., 31 Mar. 0.0381 0.0329 0.0354
08:01-09:00, Sat., 31 Mar. 0.0381 0.0335 0.0355
07:01-08:00, Sat., 31 Mar. 0.0375 0.0339 0.0357
06:01-07:00, Sat., 31 Mar. 0.0382 0.0336 0.0357
05:01-06:00, Sat., 31 Mar. 0.0381 0.0338 0.0356
04:01-05:00, Sat., 31 Mar. 0.0374 0.0333 0.0354
03:01-04:00, Sat., 31 Mar. 0.0370 0.0328 0.0351
02:01-03:00, Sat., 31 Mar. 0.0378 0.0330 0.0352
01:01-02:00, Sat., 31 Mar. 0.0369 0.0330 0.0352
00:01-01:00, Sat., 31 Mar. 0.0376 0.0333 0.0354
23:01-24:00, Fri., 30 Mar. 0.0385 0.0331 0.0353
22:01-23:00, Fri., 30 Mar. 0.0375 0.0338 0.0355
21:01-22:00, Fri., 30 Mar. 0.0374 0.0335 0.0353
20:01-21:00, Fri., 30 Mar. 0.0387 0.0331 0.0356
19:01-20:00, Fri., 30 Mar. 0.0373 0.0342 0.0355
18:01-19:00, Fri., 30 Mar. 0.0377 0.0337 0.0356
17:01-18:00, Fri., 30 Mar. 0.0377 0.0337 0.0356
16:01-17:00, Fri., 30 Mar. 0.0381 0.0333 0.0355
15:01-16:00, Fri., 30 Mar. 0.0379 0.0332 0.0356
14:01-15:00, Fri., 30 Mar. 0.0375 0.0333 0.0354
13:01-14:00, Fri., 30 Mar. 0.0377 0.0338 0.0356
12:01-13:00, Fri., 30 Mar. 0.0379 0.0325 0.0355
11:01-12:00, Fri., 30 Mar. 0.0374 0.0331 0.0353
10:01-11:00, Fri., 30 Mar. 0.0387 0.0325 0.0356
09:01-10:00, Fri., 30 Mar. 0.0381 0.0335 0.0352
08:01-09:00, Fri., 30 Mar. 0.0388 0.0337 0.0357
07:01-08:00, Fri., 30 Mar. 0.0381 0.0337 0.0356
06:01-07:00, Fri., 30 Mar. 0.0374 0.0337 0.0358
05:01-06:00, Fri., 30 Mar. 0.0377 0.0334 0.0356
04:01-05:00, Fri., 30 Mar. 0.0373 0.0339 0.0356
03:01-04:00, Fri., 30 Mar. 0.0383 0.0337 0.0356
02:01-03:00, Fri., 30 Mar. 0.0381 0.0339 0.0359
01:01-02:00, Fri., 30 Mar. 0.0380 0.0331 0.0357
00:01-01:00, Fri., 30 Mar. 0.0382 0.0340 0.0357
23:01-24:00, Thu., 29 Mar. 0.0375 0.0335 0.0356
22:01-23:00, Thu., 29 Mar. 0.0383 0.0333 0.0358
21:01-22:00, Thu., 29 Mar. 0.0384 0.0342 0.0358
20:01-21:00, Thu., 29 Mar. 0.0383 0.0336 0.0356
19:01-20:00, Thu., 29 Mar. 0.0381 0.0333 0.0355
18:01-19:00, Thu., 29 Mar. 0.0376 0.0331 0.0356
17:01-18:00, Thu., 29 Mar. 0.0389 0.0340 0.0358
16:01-17:00, Thu., 29 Mar. 0.0389 0.0335 0.0356
15:01-16:00, Thu., 29 Mar. 0.0392 0.0333 0.0359
14:01-15:00, Thu., 29 Mar. 0.0385 0.0336 0.0357
13:01-14:00, Thu., 29 Mar. 0.0386 0.0340 0.0356
12:01-13:00, Thu., 29 Mar. 0.0381 0.0329 0.0357
11:01-12:00, Thu., 29 Mar. 0.0388 0.0334 0.0358
10:01-11:00, Thu., 29 Mar. 0.0378 0.0343 0.0358
09:01-10:00, Thu., 29 Mar. 0.0384 0.0340 0.0357
08:01-09:00, Thu., 29 Mar. 0.0387 0.0333 0.0362
07:01-08:00, Thu., 29 Mar. 0.0383 0.0341 0.0361
06:01-07:00, Thu., 29 Mar. 0.0376 0.0340 0.0360
05:01-06:00, Thu., 29 Mar. 0.0377 0.0332 0.0357
04:01-05:00, Thu., 29 Mar. 0.0378 0.0343 0.0359
03:01-04:00, Thu., 29 Mar. 0.0385 0.0329 0.0358
02:01-03:00, Thu., 29 Mar. 0.0391 0.0336 0.0359
01:01-02:00, Thu., 29 Mar. 0.0375 0.0338 0.0355
00:01-01:00, Thu., 29 Mar. 0.0382 0.0333 0.0355
23:01-24:00, Wed., 28 Mar. 0.0371 0.0336 0.0355
22:01-23:00, Wed., 28 Mar. 0.0386 0.0335 0.0356
21:01-22:00, Wed., 28 Mar. 0.0373 0.0330 0.0356
20:01-21:00, Wed., 28 Mar. 0.0381 0.0334 0.0355
19:01-20:00, Wed., 28 Mar. 0.0376 0.0329 0.0354
18:01-19:00, Wed., 28 Mar. 0.0371 0.0334 0.0354
17:01-18:00, Wed., 28 Mar. 0.0376 0.0335 0.0355
16:01-17:00, Wed., 28 Mar. 0.0378 0.0340 0.0357
15:01-16:00, Wed., 28 Mar. 0.0397 0.0327 0.0357
14:01-15:00, Wed., 28 Mar. 0.0374 0.0337 0.0357
13:01-14:00, Wed., 28 Mar. 0.0379 0.0330 0.0355
12:01-13:00, Wed., 28 Mar. 0.0380 0.0330 0.0354
11:01-12:00, Wed., 28 Mar. 0.0381 0.0336 0.0355
10:01-11:00, Wed., 28 Mar. 0.0380 0.0336 0.0358
09:01-10:00, Wed., 28 Mar. 0.0381 0.0336 0.0358
08:01-09:00, Wed., 28 Mar. 0.0384 0.0341 0.0360
07:01-08:00, Wed., 28 Mar. 0.0384 0.0338 0.0360
06:01-07:00, Wed., 28 Mar. 0.0384 0.0339 0.0361
05:01-06:00, Wed., 28 Mar. 0.0385 0.0340 0.0362
04:01-05:00, Wed., 28 Mar. 0.0375 0.0338 0.0360
03:01-04:00, Wed., 28 Mar. 0.0382 0.0341 0.0362
02:01-03:00, Wed., 28 Mar. 0.0376 0.0329 0.0359
01:01-02:00, Wed., 28 Mar. 0.0379 0.0339 0.0360
00:01-01:00, Wed., 28 Mar. 0.0380 0.0334 0.0357
23:01-24:00, Tue., 27 Mar. 0.0379 0.0335 0.0357
22:01-23:00, Tue., 27 Mar. 0.0378 0.0334 0.0357
21:01-22:00, Tue., 27 Mar. 0.0374 0.0327 0.0355
20:01-21:00, Tue., 27 Mar. 0.0382 0.0334 0.0356
19:01-20:00, Tue., 27 Mar. 0.0384 0.0326 0.0356
18:01-19:00, Tue., 27 Mar. 0.0378 0.0332 0.0356
17:01-18:00, Tue., 27 Mar. 0.0379 0.0340 0.0358
16:01-17:00, Tue., 27 Mar. 0.0376 0.0337 0.0355
15:01-16:00, Tue., 27 Mar. 0.0376 0.0331 0.0353
14:01-15:00, Tue., 27 Mar. 0.0376 0.0334 0.0354
13:01-14:00, Tue., 27 Mar. 0.0381 0.0330 0.0355
12:01-13:00, Tue., 27 Mar. 0.0379 0.0324 0.0354
11:01-12:00, Tue., 27 Mar. 0.0380 0.0329 0.0358
10:01-11:00, Tue., 27 Mar. 0.0377 0.0338 0.0357
09:01-10:00, Tue., 27 Mar. 0.0380 0.0335 0.0355
08:01-09:00, Tue., 27 Mar. 0.0378 0.0342 0.0358
07:01-08:00, Tue., 27 Mar. 0.0381 0.0339 0.0359
06:01-07:00, Tue., 27 Mar. 0.0377 0.0339 0.0358
05:01-06:00, Tue., 27 Mar. 0.0380 0.0341 0.0358
04:01-05:00, Tue., 27 Mar. 0.0382 0.0340 0.0359
03:01-04:00, Tue., 27 Mar. 0.0383 0.0326 0.0357
02:01-03:00, Tue., 27 Mar. 0.0375 0.0334 0.0354
01:01-02:00, Tue., 27 Mar. 0.0374 0.0331 0.0356
00:01-01:00, Tue., 27 Mar. 0.0384 0.0340 0.0357
23:01-24:00, Mon., 26 Mar. 0.0370 0.0335 0.0354
22:01-23:00, Mon., 26 Mar. 0.0376 0.0335 0.0354
21:01-22:00, Mon., 26 Mar. 0.0385 0.0333 0.0354
20:01-21:00, Mon., 26 Mar. 0.0379 0.0325 0.0353
19:01-20:00, Mon., 26 Mar. 0.0377 0.0337 0.0356
18:01-19:00, Mon., 26 Mar. 0.0387 0.0335 0.0356
17:01-18:00, Mon., 26 Mar. 0.0383 0.0335 0.0357
16:01-17:00, Mon., 26 Mar. 0.0385 0.0336 0.0356
15:01-16:00, Mon., 26 Mar. 0.0375 0.0337 0.0354
14:01-15:00, Mon., 26 Mar. 0.0384 0.0340 0.0356
13:01-14:00, Mon., 26 Mar. 0.0370 0.0337 0.0353
12:01-13:00, Mon., 26 Mar. 0.0376 0.0339 0.0356
11:01-12:00, Mon., 26 Mar. 0.0374 0.0330 0.0356
10:01-11:00, Mon., 26 Mar. 0.0380 0.0328 0.0354
09:01-10:00, Mon., 26 Mar. 0.0376 0.0331 0.0353
08:01-09:00, Mon., 26 Mar. 0.0379 0.0330 0.0354
07:01-08:00, Mon., 26 Mar. 0.0373 0.0337 0.0354
06:01-07:00, Mon., 26 Mar. 0.0381 0.0335 0.0355
05:01-06:00, Mon., 26 Mar. 0.0373 0.0333 0.0355
04:01-05:00, Mon., 26 Mar. 0.0387 0.0335 0.0357
03:01-04:00, Mon., 26 Mar. 0.0371 0.0333 0.0353
02:01-03:00, Mon., 26 Mar. 0.0370 0.0331 0.0352
01:01-02:00, Mon., 26 Mar. 0.0386 0.0334 0.0353
00:01-01:00, Mon., 26 Mar. 0.0383 0.0336 0.0356