Measurement results by the hour (Koto) 24 Sep., 2018 - 30 Sep., 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., 30 Sep. 0.0405 0.0341 0.0369
22:01-23:00, Sun., 30 Sep. 0.0371 0.0329 0.0348
21:01-22:00, Sun., 30 Sep. 0.0371 0.0321 0.0346
20:01-21:00, Sun., 30 Sep. 0.0366 0.0326 0.0345
19:01-20:00, Sun., 30 Sep. 0.0369 0.0331 0.0348
18:01-19:00, Sun., 30 Sep. 0.0363 0.0331 0.0349
17:01-18:00, Sun., 30 Sep. 0.0370 0.0331 0.0350
16:01-17:00, Sun., 30 Sep. 0.0370 0.0322 0.0347
15:01-16:00, Sun., 30 Sep. 0.0363 0.0331 0.0348
14:01-15:00, Sun., 30 Sep. 0.0365 0.0325 0.0346
13:01-14:00, Sun., 30 Sep. 0.0380 0.0322 0.0345
12:01-13:00, Sun., 30 Sep. 0.0370 0.0325 0.0346
11:01-12:00, Sun., 30 Sep. 0.0377 0.0323 0.0347
10:01-11:00, Sun., 30 Sep. 0.0376 0.0325 0.0352
09:01-10:00, Sun., 30 Sep. 0.0379 0.0331 0.0359
08:01-09:00, Sun., 30 Sep. 0.0376 0.0335 0.0355
07:01-08:00, Sun., 30 Sep. 0.0401 0.0343 0.0370
06:01-07:00, Sun., 30 Sep. 0.0393 0.0345 0.0367
05:01-06:00, Sun., 30 Sep. 0.0388 0.0350 0.0366
04:01-05:00, Sun., 30 Sep. 0.0400 0.0357 0.0374
03:01-04:00, Sun., 30 Sep. 0.0389 0.0340 0.0369
02:01-03:00, Sun., 30 Sep. 0.0381 0.0324 0.0353
01:01-02:00, Sun., 30 Sep. 0.0375 0.0329 0.0353
00:01-01:00, Sun., 30 Sep. 0.0380 0.0340 0.0359
23:01-24:00, Sat., 29 Sep. 0.0379 0.0330 0.0350
22:01-23:00, Sat., 29 Sep. 0.0371 0.0325 0.0348
21:01-22:00, Sat., 29 Sep. 0.0370 0.0329 0.0350
20:01-21:00, Sat., 29 Sep. 0.0372 0.0329 0.0352
19:01-20:00, Sat., 29 Sep. 0.0380 0.0335 0.0357
18:01-19:00, Sat., 29 Sep. 0.0385 0.0343 0.0365
17:01-18:00, Sat., 29 Sep. 0.0378 0.0334 0.0356
16:01-17:00, Sat., 29 Sep. 0.0376 0.0341 0.0360
15:01-16:00, Sat., 29 Sep. 0.0389 0.0348 0.0368
14:01-15:00, Sat., 29 Sep. 0.0403 0.0348 0.0369
13:01-14:00, Sat., 29 Sep. 0.0394 0.0344 0.0366
12:01-13:00, Sat., 29 Sep. 0.0387 0.0340 0.0364
11:01-12:00, Sat., 29 Sep. 0.0385 0.0339 0.0360
10:01-11:00, Sat., 29 Sep. 0.0383 0.0338 0.0356
09:01-10:00, Sat., 29 Sep. 0.0373 0.0334 0.0353
08:01-09:00, Sat., 29 Sep. 0.0369 0.0331 0.0352
07:01-08:00, Sat., 29 Sep. 0.0374 0.0333 0.0352
06:01-07:00, Sat., 29 Sep. 0.0368 0.0329 0.0350
05:01-06:00, Sat., 29 Sep. 0.0376 0.0334 0.0351
04:01-05:00, Sat., 29 Sep. 0.0367 0.0330 0.0348
03:01-04:00, Sat., 29 Sep. 0.0377 0.0333 0.0351
02:01-03:00, Sat., 29 Sep. 0.0370 0.0323 0.0348
01:01-02:00, Sat., 29 Sep. 0.0362 0.0324 0.0348
00:01-01:00, Sat., 29 Sep. 0.0368 0.0323 0.0346
23:01-24:00, Fri., 28 Sep. 0.0370 0.0334 0.0350
22:01-23:00, Fri., 28 Sep. 0.0383 0.0325 0.0348
21:01-22:00, Fri., 28 Sep. 0.0375 0.0327 0.0347
20:01-21:00, Fri., 28 Sep. 0.0376 0.0327 0.0348
19:01-20:00, Fri., 28 Sep. 0.0370 0.0324 0.0347
18:01-19:00, Fri., 28 Sep. 0.0371 0.0313 0.0347
17:01-18:00, Fri., 28 Sep. 0.0373 0.0327 0.0347
16:01-17:00, Fri., 28 Sep. 0.0379 0.0332 0.0351
15:01-16:00, Fri., 28 Sep. 0.0372 0.0325 0.0347
14:01-15:00, Fri., 28 Sep. 0.0367 0.0328 0.0347
13:01-14:00, Fri., 28 Sep. 0.0366 0.0328 0.0347
12:01-13:00, Fri., 28 Sep. 0.0371 0.0319 0.0347
11:01-12:00, Fri., 28 Sep. 0.0369 0.0323 0.0350
10:01-11:00, Fri., 28 Sep. 0.0367 0.0328 0.0351
09:01-10:00, Fri., 28 Sep. 0.0368 0.0332 0.0350
08:01-09:00, Fri., 28 Sep. 0.0378 0.0332 0.0353
07:01-08:00, Fri., 28 Sep. 0.0374 0.0327 0.0355
06:01-07:00, Fri., 28 Sep. 0.0380 0.0333 0.0356
05:01-06:00, Fri., 28 Sep. 0.0378 0.0337 0.0356
04:01-05:00, Fri., 28 Sep. 0.0373 0.0332 0.0354
03:01-04:00, Fri., 28 Sep. 0.0375 0.0333 0.0353
02:01-03:00, Fri., 28 Sep. 0.0379 0.0336 0.0354
01:01-02:00, Fri., 28 Sep. 0.0379 0.0332 0.0351
00:01-01:00, Fri., 28 Sep. 0.0372 0.0327 0.0352
23:01-24:00, Thu., 27 Sep. 0.0372 0.0324 0.0349
22:01-23:00, Thu., 27 Sep. 0.0372 0.0335 0.0351
21:01-22:00, Thu., 27 Sep. 0.0370 0.0325 0.0349
20:01-21:00, Thu., 27 Sep. 0.0377 0.0331 0.0349
19:01-20:00, Thu., 27 Sep. 0.0370 0.0334 0.0349
18:01-19:00, Thu., 27 Sep. 0.0368 0.0334 0.0351
17:01-18:00, Thu., 27 Sep. 0.0369 0.0329 0.0350
16:01-17:00, Thu., 27 Sep. 0.0381 0.0331 0.0349
15:01-16:00, Thu., 27 Sep. 0.0376 0.0324 0.0356
14:01-15:00, Thu., 27 Sep. 0.0382 0.0337 0.0355
13:01-14:00, Thu., 27 Sep. 0.0380 0.0329 0.0354
12:01-13:00, Thu., 27 Sep. 0.0380 0.0336 0.0359
11:01-12:00, Thu., 27 Sep. 0.0401 0.0353 0.0375
10:01-11:00, Thu., 27 Sep. 0.0380 0.0330 0.0359
09:01-10:00, Thu., 27 Sep. 0.0377 0.0331 0.0353
08:01-09:00, Thu., 27 Sep. 0.0369 0.0332 0.0351
07:01-08:00, Thu., 27 Sep. 0.0369 0.0335 0.0351
06:01-07:00, Thu., 27 Sep. 0.0378 0.0336 0.0356
05:01-06:00, Thu., 27 Sep. 0.0404 0.0347 0.0375
04:01-05:00, Thu., 27 Sep. 0.0436 0.0373 0.0406
03:01-04:00, Thu., 27 Sep. 0.0437 0.0379 0.0411
02:01-03:00, Thu., 27 Sep. 0.0439 0.0384 0.0414
01:01-02:00, Thu., 27 Sep. 0.0456 0.0388 0.0411
00:01-01:00, Thu., 27 Sep. 0.0438 0.0388 0.0414
23:01-24:00, Wed., 26 Sep. 0.0430 0.0380 0.0404
22:01-23:00, Wed., 26 Sep. 0.0437 0.0368 0.0401
21:01-22:00, Wed., 26 Sep. 0.0409 0.0351 0.0377
20:01-21:00, Wed., 26 Sep. 0.0403 0.0347 0.0371
19:01-20:00, Wed., 26 Sep. 0.0409 0.0363 0.0393
18:01-19:00, Wed., 26 Sep. 0.0421 0.0364 0.0388
17:01-18:00, Wed., 26 Sep. 0.0432 0.0360 0.0393
16:01-17:00, Wed., 26 Sep. 0.0440 0.0375 0.0407
15:01-16:00, Wed., 26 Sep. 0.0396 0.0330 0.0360
14:01-15:00, Wed., 26 Sep. 0.0379 0.0334 0.0350
13:01-14:00, Wed., 26 Sep. 0.0370 0.0328 0.0350
12:01-13:00, Wed., 26 Sep. 0.0370 0.0330 0.0349
11:01-12:00, Wed., 26 Sep. 0.0373 0.0336 0.0351
10:01-11:00, Wed., 26 Sep. 0.0371 0.0323 0.0349
09:01-10:00, Wed., 26 Sep. 0.0370 0.0323 0.0348
08:01-09:00, Wed., 26 Sep. 0.0374 0.0332 0.0352
07:01-08:00, Wed., 26 Sep. 0.0381 0.0333 0.0354
06:01-07:00, Wed., 26 Sep. 0.0374 0.0331 0.0351
05:01-06:00, Wed., 26 Sep. 0.0381 0.0328 0.0353
04:01-05:00, Wed., 26 Sep. 0.0388 0.0345 0.0367
03:01-04:00, Wed., 26 Sep. 0.0397 0.0354 0.0374
02:01-03:00, Wed., 26 Sep. 0.0390 0.0325 0.0357
01:01-02:00, Wed., 26 Sep. 0.0369 0.0326 0.0350
00:01-01:00, Wed., 26 Sep. 0.0370 0.0331 0.0350
23:01-24:00, Tue., 25 Sep. 0.0370 0.0324 0.0346
22:01-23:00, Tue., 25 Sep. 0.0370 0.0325 0.0348
21:01-22:00, Tue., 25 Sep. 0.0370 0.0319 0.0348
20:01-21:00, Tue., 25 Sep. 0.0387 0.0334 0.0357
19:01-20:00, Tue., 25 Sep. 0.0395 0.0340 0.0369
18:01-19:00, Tue., 25 Sep. 0.0401 0.0353 0.0376
17:01-18:00, Tue., 25 Sep. 0.0425 0.0359 0.0391
16:01-17:00, Tue., 25 Sep. 0.0436 0.0374 0.0403
15:01-16:00, Tue., 25 Sep. 0.0459 0.0402 0.0426
14:01-15:00, Tue., 25 Sep. 0.0444 0.0356 0.0400
13:01-14:00, Tue., 25 Sep. 0.0399 0.0344 0.0367
12:01-13:00, Tue., 25 Sep. 0.0370 0.0330 0.0352
11:01-12:00, Tue., 25 Sep. 0.0365 0.0326 0.0349
10:01-11:00, Tue., 25 Sep. 0.0375 0.0332 0.0352
09:01-10:00, Tue., 25 Sep. 0.0371 0.0325 0.0349
08:01-09:00, Tue., 25 Sep. 0.0367 0.0321 0.0346
07:01-08:00, Tue., 25 Sep. 0.0369 0.0333 0.0348
06:01-07:00, Tue., 25 Sep. 0.0371 0.0328 0.0349
05:01-06:00, Tue., 25 Sep. 0.0371 0.0325 0.0347
04:01-05:00, Tue., 25 Sep. 0.0367 0.0329 0.0351
03:01-04:00, Tue., 25 Sep. 0.0370 0.0325 0.0348
02:01-03:00, Tue., 25 Sep. 0.0370 0.0333 0.0352
01:01-02:00, Tue., 25 Sep. 0.0367 0.0325 0.0348
00:01-01:00, Tue., 25 Sep. 0.0364 0.0327 0.0349
23:01-24:00, Mon., 24 Sep. 0.0375 0.0322 0.0348
22:01-23:00, Mon., 24 Sep. 0.0367 0.0320 0.0349
21:01-22:00, Mon., 24 Sep. 0.0373 0.0322 0.0349
20:01-21:00, Mon., 24 Sep. 0.0370 0.0327 0.0348
19:01-20:00, Mon., 24 Sep. 0.0373 0.0333 0.0349
18:01-19:00, Mon., 24 Sep. 0.0365 0.0332 0.0348
17:01-18:00, Mon., 24 Sep. 0.0374 0.0326 0.0348
16:01-17:00, Mon., 24 Sep. 0.0373 0.0329 0.0348
15:01-16:00, Mon., 24 Sep. 0.0374 0.0332 0.0352
14:01-15:00, Mon., 24 Sep. 0.0369 0.0327 0.0352
13:01-14:00, Mon., 24 Sep. 0.0366 0.0330 0.0350
12:01-13:00, Mon., 24 Sep. 0.0376 0.0328 0.0351
11:01-12:00, Mon., 24 Sep. 0.0375 0.0334 0.0351
10:01-11:00, Mon., 24 Sep. 0.0373 0.0326 0.0351
09:01-10:00, Mon., 24 Sep. 0.0375 0.0330 0.0350
08:01-09:00, Mon., 24 Sep. 0.0379 0.0332 0.0352
07:01-08:00, Mon., 24 Sep. 0.0378 0.0344 0.0359
06:01-07:00, Mon., 24 Sep. 0.0384 0.0336 0.0360
05:01-06:00, Mon., 24 Sep. 0.0373 0.0328 0.0349
04:01-05:00, Mon., 24 Sep. 0.0371 0.0327 0.0348
03:01-04:00, Mon., 24 Sep. 0.0365 0.0328 0.0349
02:01-03:00, Mon., 24 Sep. 0.0363 0.0329 0.0349
01:01-02:00, Mon., 24 Sep. 0.0370 0.0329 0.0349
00:01-01:00, Mon., 24 Sep. 0.0365 0.0323 0.0349