Measurement results by the hour (Koto) 18 Jan., 2021 - 24 Jan., 2021

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., 24 Jan. 0.0423 0.0382 0.0400
22:01-23:00, Sun., 24 Jan. 0.0434 0.0393 0.0414
21:01-22:00, Sun., 24 Jan. 0.0427 0.0379 0.0407
20:01-21:00, Sun., 24 Jan. 0.0432 0.0378 0.0410
19:01-20:00, Sun., 24 Jan. 0.0433 0.0378 0.0406
18:01-19:00, Sun., 24 Jan. 0.0419 0.0379 0.0399
17:01-18:00, Sun., 24 Jan. 0.0409 0.0365 0.0387
16:01-17:00, Sun., 24 Jan. 0.0401 0.0349 0.0380
15:01-16:00, Sun., 24 Jan. 0.0396 0.0355 0.0379
14:01-15:00, Sun., 24 Jan. 0.0395 0.0350 0.0379
13:01-14:00, Sun., 24 Jan. 0.0411 0.0357 0.0387
12:01-13:00, Sun., 24 Jan. 0.0436 0.0360 0.0405
11:01-12:00, Sun., 24 Jan. 0.0467 0.0402 0.0432
10:01-11:00, Sun., 24 Jan. 0.0461 0.0409 0.0435
09:01-10:00, Sun., 24 Jan. 0.0458 0.0416 0.0439
08:01-09:00, Sun., 24 Jan. 0.0443 0.0386 0.0418
07:01-08:00, Sun., 24 Jan. 0.0421 0.0381 0.0404
06:01-07:00, Sun., 24 Jan. 0.0431 0.0378 0.0409
05:01-06:00, Sun., 24 Jan. 0.0449 0.0403 0.0422
04:01-05:00, Sun., 24 Jan. 0.0471 0.0408 0.0437
03:01-04:00, Sun., 24 Jan. 0.0459 0.0407 0.0442
02:01-03:00, Sun., 24 Jan. 0.0462 0.0418 0.0443
01:01-02:00, Sun., 24 Jan. 0.0460 0.0411 0.0438
00:01-01:00, Sun., 24 Jan. 0.0481 0.0429 0.0451
23:01-24:00, Sat., 23 Jan. 0.0502 0.0436 0.0469
22:01-23:00, Sat., 23 Jan. 0.0536 0.0464 0.0507
21:01-22:00, Sat., 23 Jan. 0.0535 0.0462 0.0495
20:01-21:00, Sat., 23 Jan. 0.0485 0.0446 0.0467
19:01-20:00, Sat., 23 Jan. 0.0497 0.0443 0.0465
18:01-19:00, Sat., 23 Jan. 0.0485 0.0434 0.0463
17:01-18:00, Sat., 23 Jan. 0.0476 0.0438 0.0456
16:01-17:00, Sat., 23 Jan. 0.0483 0.0430 0.0459
15:01-16:00, Sat., 23 Jan. 0.0499 0.0444 0.0475
14:01-15:00, Sat., 23 Jan. 0.0499 0.0443 0.0466
13:01-14:00, Sat., 23 Jan. 0.0506 0.0443 0.0473
12:01-13:00, Sat., 23 Jan. 0.0480 0.0439 0.0461
11:01-12:00, Sat., 23 Jan. 0.0498 0.0447 0.0475
10:01-11:00, Sat., 23 Jan. 0.0521 0.0467 0.0491
09:01-10:00, Sat., 23 Jan. 0.0505 0.0402 0.0451
08:01-09:00, Sat., 23 Jan. 0.0419 0.0373 0.0392
07:01-08:00, Sat., 23 Jan. 0.0404 0.0368 0.0385
06:01-07:00, Sat., 23 Jan. 0.0408 0.0364 0.0386
05:01-06:00, Sat., 23 Jan. 0.0410 0.0364 0.0386
04:01-05:00, Sat., 23 Jan. 0.0408 0.0364 0.0385
03:01-04:00, Sat., 23 Jan. 0.0411 0.0370 0.0389
02:01-03:00, Sat., 23 Jan. 0.0416 0.0361 0.0386
01:01-02:00, Sat., 23 Jan. 0.0414 0.0360 0.0387
00:01-01:00, Sat., 23 Jan. 0.0404 0.0365 0.0386
23:01-24:00, Fri., 22 Jan. 0.0416 0.0364 0.0388
22:01-23:00, Fri., 22 Jan. 0.0417 0.0361 0.0390
21:01-22:00, Fri., 22 Jan. 0.0408 0.0364 0.0388
20:01-21:00, Fri., 22 Jan. 0.0408 0.0367 0.0388
19:01-20:00, Fri., 22 Jan. 0.0412 0.0367 0.0391
18:01-19:00, Fri., 22 Jan. 0.0409 0.0360 0.0387
17:01-18:00, Fri., 22 Jan. 0.0407 0.0360 0.0384
16:01-17:00, Fri., 22 Jan. 0.0405 0.0365 0.0387
15:01-16:00, Fri., 22 Jan. 0.0405 0.0362 0.0387
14:01-15:00, Fri., 22 Jan. 0.0426 0.0370 0.0390
13:01-14:00, Fri., 22 Jan. 0.0412 0.0366 0.0391
12:01-13:00, Fri., 22 Jan. 0.0409 0.0368 0.0390
11:01-12:00, Fri., 22 Jan. 0.0416 0.0374 0.0393
10:01-11:00, Fri., 22 Jan. 0.0409 0.0362 0.0390
09:01-10:00, Fri., 22 Jan. 0.0417 0.0374 0.0392
08:01-09:00, Fri., 22 Jan. 0.0414 0.0370 0.0393
07:01-08:00, Fri., 22 Jan. 0.0413 0.0372 0.0394
06:01-07:00, Fri., 22 Jan. 0.0414 0.0368 0.0393
05:01-06:00, Fri., 22 Jan. 0.0415 0.0367 0.0393
04:01-05:00, Fri., 22 Jan. 0.0406 0.0371 0.0387
03:01-04:00, Fri., 22 Jan. 0.0417 0.0366 0.0393
02:01-03:00, Fri., 22 Jan. 0.0408 0.0371 0.0389
01:01-02:00, Fri., 22 Jan. 0.0410 0.0366 0.0389
00:01-01:00, Fri., 22 Jan. 0.0413 0.0367 0.0387
23:01-24:00, Thu., 21 Jan. 0.0421 0.0363 0.0388
22:01-23:00, Thu., 21 Jan. 0.0410 0.0365 0.0383
21:01-22:00, Thu., 21 Jan. 0.0409 0.0361 0.0387
20:01-21:00, Thu., 21 Jan. 0.0409 0.0367 0.0386
19:01-20:00, Thu., 21 Jan. 0.0410 0.0366 0.0387
18:01-19:00, Thu., 21 Jan. 0.0405 0.0360 0.0385
17:01-18:00, Thu., 21 Jan. 0.0409 0.0361 0.0389
16:01-17:00, Thu., 21 Jan. 0.0412 0.0360 0.0386
15:01-16:00, Thu., 21 Jan. 0.0422 0.0363 0.0386
14:01-15:00, Thu., 21 Jan. 0.0413 0.0369 0.0385
13:01-14:00, Thu., 21 Jan. 0.0413 0.0366 0.0385
12:01-13:00, Thu., 21 Jan. 0.0416 0.0363 0.0386
11:01-12:00, Thu., 21 Jan. 0.0405 0.0359 0.0385
10:01-11:00, Thu., 21 Jan. 0.0413 0.0366 0.0387
09:01-10:00, Thu., 21 Jan. 0.0406 0.0362 0.0383
08:01-09:00, Thu., 21 Jan. 0.0405 0.0364 0.0386
07:01-08:00, Thu., 21 Jan. 0.0405 0.0369 0.0390
06:01-07:00, Thu., 21 Jan. 0.0407 0.0371 0.0388
05:01-06:00, Thu., 21 Jan. 0.0406 0.0364 0.0386
04:01-05:00, Thu., 21 Jan. 0.0410 0.0364 0.0387
03:01-04:00, Thu., 21 Jan. 0.0412 0.0371 0.0388
02:01-03:00, Thu., 21 Jan. 0.0410 0.0369 0.0390
01:01-02:00, Thu., 21 Jan. 0.0410 0.0357 0.0388
00:01-01:00, Thu., 21 Jan. 0.0400 0.0357 0.0382
23:01-24:00, Wed., 20 Jan. 0.0405 0.0366 0.0385
22:01-23:00, Wed., 20 Jan. 0.0404 0.0360 0.0385
21:01-22:00, Wed., 20 Jan. 0.0405 0.0367 0.0384
20:01-21:00, Wed., 20 Jan. 0.0402 0.0364 0.0384
19:01-20:00, Wed., 20 Jan. 0.0401 0.0365 0.0385
18:01-19:00, Wed., 20 Jan. 0.0400 0.0357 0.0383
17:01-18:00, Wed., 20 Jan. 0.0408 0.0358 0.0383
16:01-17:00, Wed., 20 Jan. 0.0409 0.0364 0.0387
15:01-16:00, Wed., 20 Jan. 0.0409 0.0357 0.0385
14:01-15:00, Wed., 20 Jan. 0.0405 0.0363 0.0384
13:01-14:00, Wed., 20 Jan. 0.0409 0.0359 0.0381
12:01-13:00, Wed., 20 Jan. 0.0405 0.0357 0.0382
11:01-12:00, Wed., 20 Jan. 0.0418 0.0360 0.0382
10:01-11:00, Wed., 20 Jan. 0.0403 0.0360 0.0382
09:01-10:00, Wed., 20 Jan. 0.0396 0.0358 0.0380
08:01-09:00, Wed., 20 Jan. 0.0409 0.0355 0.0384
07:01-08:00, Wed., 20 Jan. 0.0410 0.0364 0.0384
06:01-07:00, Wed., 20 Jan. 0.0409 0.0363 0.0387
05:01-06:00, Wed., 20 Jan. 0.0412 0.0354 0.0384
04:01-05:00, Wed., 20 Jan. 0.0405 0.0355 0.0386
03:01-04:00, Wed., 20 Jan. 0.0412 0.0363 0.0385
02:01-03:00, Wed., 20 Jan. 0.0422 0.0359 0.0384
01:01-02:00, Wed., 20 Jan. 0.0413 0.0365 0.0386
00:01-01:00, Wed., 20 Jan. 0.0412 0.0366 0.0389
23:01-24:00, Tue., 19 Jan. 0.0410 0.0360 0.0388
22:01-23:00, Tue., 19 Jan. 0.0416 0.0367 0.0387
21:01-22:00, Tue., 19 Jan. 0.0408 0.0357 0.0386
20:01-21:00, Tue., 19 Jan. 0.0408 0.0358 0.0386
19:01-20:00, Tue., 19 Jan. 0.0408 0.0354 0.0385
18:01-19:00, Tue., 19 Jan. 0.0412 0.0364 0.0384
17:01-18:00, Tue., 19 Jan. 0.0415 0.0367 0.0386
16:01-17:00, Tue., 19 Jan. 0.0398 0.0360 0.0381
15:01-16:00, Tue., 19 Jan. 0.0406 0.0362 0.0385
14:01-15:00, Tue., 19 Jan. 0.0412 0.0363 0.0386
13:01-14:00, Tue., 19 Jan. 0.0402 0.0368 0.0386
12:01-13:00, Tue., 19 Jan. 0.0416 0.0362 0.0385
11:01-12:00, Tue., 19 Jan. 0.0412 0.0367 0.0386
10:01-11:00, Tue., 19 Jan. 0.0405 0.0358 0.0385
09:01-10:00, Tue., 19 Jan. 0.0409 0.0307 0.0384
08:01-09:00, Tue., 19 Jan. 0.0407 0.0360 0.0385
07:01-08:00, Tue., 19 Jan. 0.0409 0.0368 0.0387
06:01-07:00, Tue., 19 Jan. 0.0412 0.0367 0.0387
05:01-06:00, Tue., 19 Jan. 0.0405 0.0368 0.0386
04:01-05:00, Tue., 19 Jan. 0.0402 0.0364 0.0386
03:01-04:00, Tue., 19 Jan. 0.0405 0.0360 0.0389
02:01-03:00, Tue., 19 Jan. 0.0401 0.0367 0.0386
01:01-02:00, Tue., 19 Jan. 0.0407 0.0364 0.0386
00:01-01:00, Tue., 19 Jan. 0.0409 0.0367 0.0386
23:01-24:00, Mon., 18 Jan. 0.0405 0.0363 0.0386
22:01-23:00, Mon., 18 Jan. 0.0401 0.0364 0.0383
21:01-22:00, Mon., 18 Jan. 0.0418 0.0364 0.0389
20:01-21:00, Mon., 18 Jan. 0.0407 0.0364 0.0383
19:01-20:00, Mon., 18 Jan. 0.0407 0.0367 0.0384
18:01-19:00, Mon., 18 Jan. 0.0409 0.0367 0.0386
17:01-18:00, Mon., 18 Jan. 0.0409 0.0367 0.0388
16:01-17:00, Mon., 18 Jan. 0.0400 0.0354 0.0381
15:01-16:00, Mon., 18 Jan. 0.0411 0.0366 0.0387
14:01-15:00, Mon., 18 Jan. 0.0412 0.0363 0.0387
13:01-14:00, Mon., 18 Jan. 0.0409 0.0360 0.0387
12:01-13:00, Mon., 18 Jan. 0.0408 0.0367 0.0387
11:01-12:00, Mon., 18 Jan. 0.0413 0.0367 0.0387
10:01-11:00, Mon., 18 Jan. 0.0414 0.0367 0.0386
09:01-10:00, Mon., 18 Jan. 0.0416 0.0367 0.0387
08:01-09:00, Mon., 18 Jan. 0.0410 0.0368 0.0390
07:01-08:00, Mon., 18 Jan. 0.0405 0.0371 0.0388
06:01-07:00, Mon., 18 Jan. 0.0419 0.0356 0.0389
05:01-06:00, Mon., 18 Jan. 0.0417 0.0369 0.0390
04:01-05:00, Mon., 18 Jan. 0.0414 0.0363 0.0388
03:01-04:00, Mon., 18 Jan. 0.0411 0.0361 0.0388
02:01-03:00, Mon., 18 Jan. 0.0411 0.0370 0.0388
01:01-02:00, Mon., 18 Jan. 0.0417 0.0353 0.0389
00:01-01:00, Mon., 18 Jan. 0.0415 0.0373 0.0391