Measurement results by the hour (Koto) 4 Apr., 2022 - 10 Apr., 2022

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., 10 Apr. 0.0395 0.0350 0.0374
22:01-23:00, Sun., 10 Apr. 0.0399 0.0350 0.0375
21:01-22:00, Sun., 10 Apr. 0.0398 0.0353 0.0372
20:01-21:00, Sun., 10 Apr. 0.0391 0.0344 0.0372
19:01-20:00, Sun., 10 Apr. 0.0401 0.0347 0.0372
18:01-19:00, Sun., 10 Apr. 0.0401 0.0344 0.0375
17:01-18:00, Sun., 10 Apr. 0.0394 0.0356 0.0376
16:01-17:00, Sun., 10 Apr. 0.0412 0.0354 0.0377
15:01-16:00, Sun., 10 Apr. 0.0401 0.0353 0.0374
14:01-15:00, Sun., 10 Apr. 0.0405 0.0359 0.0375
13:01-14:00, Sun., 10 Apr. 0.0396 0.0356 0.0377
12:01-13:00, Sun., 10 Apr. 0.0400 0.0353 0.0377
11:01-12:00, Sun., 10 Apr. 0.0396 0.0363 0.0375
10:01-11:00, Sun., 10 Apr. 0.0398 0.0359 0.0376
09:01-10:00, Sun., 10 Apr. 0.0398 0.0353 0.0376
08:01-09:00, Sun., 10 Apr. 0.0402 0.0358 0.0375
07:01-08:00, Sun., 10 Apr. 0.0397 0.0343 0.0372
06:01-07:00, Sun., 10 Apr. 0.0391 0.0343 0.0375
05:01-06:00, Sun., 10 Apr. 0.0397 0.0353 0.0373
04:01-05:00, Sun., 10 Apr. 0.0391 0.0353 0.0373
03:01-04:00, Sun., 10 Apr. 0.0402 0.0350 0.0372
02:01-03:00, Sun., 10 Apr. 0.0391 0.0352 0.0374
01:01-02:00, Sun., 10 Apr. 0.0398 0.0356 0.0376
00:01-01:00, Sun., 10 Apr. 0.0393 0.0351 0.0374
23:01-24:00, Sat., 09 Apr. 0.0403 0.0346 0.0371
22:01-23:00, Sat., 09 Apr. 0.0395 0.0351 0.0373
21:01-22:00, Sat., 09 Apr. 0.0395 0.0347 0.0371
20:01-21:00, Sat., 09 Apr. 0.0397 0.0342 0.0371
19:01-20:00, Sat., 09 Apr. 0.0398 0.0348 0.0373
18:01-19:00, Sat., 09 Apr. 0.0390 0.0347 0.0374
17:01-18:00, Sat., 09 Apr. 0.0396 0.0351 0.0373
16:01-17:00, Sat., 09 Apr. 0.0392 0.0348 0.0372
15:01-16:00, Sat., 09 Apr. 0.0398 0.0351 0.0372
14:01-15:00, Sat., 09 Apr. 0.0398 0.0352 0.0373
13:01-14:00, Sat., 09 Apr. 0.0391 0.0347 0.0373
12:01-13:00, Sat., 09 Apr. 0.0399 0.0349 0.0373
11:01-12:00, Sat., 09 Apr. 0.0397 0.0353 0.0374
10:01-11:00, Sat., 09 Apr. 0.0412 0.0356 0.0374
09:01-10:00, Sat., 09 Apr. 0.0407 0.0349 0.0375
08:01-09:00, Sat., 09 Apr. 0.0389 0.0350 0.0372
07:01-08:00, Sat., 09 Apr. 0.0398 0.0353 0.0372
06:01-07:00, Sat., 09 Apr. 0.0401 0.0352 0.0373
05:01-06:00, Sat., 09 Apr. 0.0401 0.0350 0.0372
04:01-05:00, Sat., 09 Apr. 0.0396 0.0357 0.0375
03:01-04:00, Sat., 09 Apr. 0.0391 0.0353 0.0372
02:01-03:00, Sat., 09 Apr. 0.0392 0.0347 0.0373
01:01-02:00, Sat., 09 Apr. 0.0395 0.0350 0.0373
00:01-01:00, Sat., 09 Apr. 0.0395 0.0354 0.0372
23:01-24:00, Fri., 08 Apr. 0.0393 0.0354 0.0373
22:01-23:00, Fri., 08 Apr. 0.0394 0.0344 0.0371
21:01-22:00, Fri., 08 Apr. 0.0394 0.0349 0.0370
20:01-21:00, Fri., 08 Apr. 0.0395 0.0348 0.0372
19:01-20:00, Fri., 08 Apr. 0.0391 0.0350 0.0370
18:01-19:00, Fri., 08 Apr. 0.0396 0.0348 0.0370
17:01-18:00, Fri., 08 Apr. 0.0393 0.0354 0.0372
16:01-17:00, Fri., 08 Apr. 0.0391 0.0353 0.0372
15:01-16:00, Fri., 08 Apr. 0.0394 0.0347 0.0371
14:01-15:00, Fri., 08 Apr. 0.0398 0.0353 0.0373
13:01-14:00, Fri., 08 Apr. 0.0394 0.0345 0.0371
12:01-13:00, Fri., 08 Apr. 0.0392 0.0355 0.0374
11:01-12:00, Fri., 08 Apr. 0.0396 0.0347 0.0371
10:01-11:00, Fri., 08 Apr. 0.0391 0.0348 0.0372
09:01-10:00, Fri., 08 Apr. 0.0385 0.0342 0.0369
08:01-09:00, Fri., 08 Apr. 0.0392 0.0356 0.0372
07:01-08:00, Fri., 08 Apr. 0.0388 0.0353 0.0372
06:01-07:00, Fri., 08 Apr. 0.0394 0.0347 0.0373
05:01-06:00, Fri., 08 Apr. 0.0395 0.0346 0.0371
04:01-05:00, Fri., 08 Apr. 0.0395 0.0356 0.0371
03:01-04:00, Fri., 08 Apr. 0.0397 0.0344 0.0371
02:01-03:00, Fri., 08 Apr. 0.0386 0.0350 0.0371
01:01-02:00, Fri., 08 Apr. 0.0391 0.0350 0.0371
00:01-01:00, Fri., 08 Apr. 0.0393 0.0347 0.0369
23:01-24:00, Thu., 07 Apr. 0.0394 0.0344 0.0370
22:01-23:00, Thu., 07 Apr. 0.0394 0.0347 0.0370
21:01-22:00, Thu., 07 Apr. 0.0389 0.0347 0.0369
20:01-21:00, Thu., 07 Apr. 0.0392 0.0353 0.0370
19:01-20:00, Thu., 07 Apr. 0.0395 0.0348 0.0370
18:01-19:00, Thu., 07 Apr. 0.0386 0.0340 0.0367
17:01-18:00, Thu., 07 Apr. 0.0396 0.0357 0.0371
16:01-17:00, Thu., 07 Apr. 0.0395 0.0348 0.0368
15:01-16:00, Thu., 07 Apr. 0.0387 0.0348 0.0370
14:01-15:00, Thu., 07 Apr. 0.0389 0.0347 0.0369
13:01-14:00, Thu., 07 Apr. 0.0402 0.0345 0.0370
12:01-13:00, Thu., 07 Apr. 0.0389 0.0346 0.0368
11:01-12:00, Thu., 07 Apr. 0.0393 0.0337 0.0370
10:01-11:00, Thu., 07 Apr. 0.0389 0.0341 0.0370
09:01-10:00, Thu., 07 Apr. 0.0392 0.0345 0.0369
08:01-09:00, Thu., 07 Apr. 0.0395 0.0351 0.0372
07:01-08:00, Thu., 07 Apr. 0.0396 0.0353 0.0369
06:01-07:00, Thu., 07 Apr. 0.0389 0.0355 0.0372
05:01-06:00, Thu., 07 Apr. 0.0388 0.0357 0.0372
04:01-05:00, Thu., 07 Apr. 0.0393 0.0351 0.0373
03:01-04:00, Thu., 07 Apr. 0.0396 0.0346 0.0370
02:01-03:00, Thu., 07 Apr. 0.0393 0.0348 0.0371
01:01-02:00, Thu., 07 Apr. 0.0398 0.0349 0.0371
00:01-01:00, Thu., 07 Apr. 0.0390 0.0347 0.0370
23:01-24:00, Wed., 06 Apr. 0.0388 0.0346 0.0371
22:01-23:00, Wed., 06 Apr. 0.0395 0.0350 0.0371
21:01-22:00, Wed., 06 Apr. 0.0387 0.0349 0.0369
20:01-21:00, Wed., 06 Apr. 0.0405 0.0347 0.0370
19:01-20:00, Wed., 06 Apr. 0.0389 0.0352 0.0370
18:01-19:00, Wed., 06 Apr. 0.0393 0.0357 0.0371
17:01-18:00, Wed., 06 Apr. 0.0391 0.0343 0.0369
16:01-17:00, Wed., 06 Apr. 0.0388 0.0343 0.0368
15:01-16:00, Wed., 06 Apr. 0.0383 0.0347 0.0367
14:01-15:00, Wed., 06 Apr. 0.0387 0.0347 0.0368
13:01-14:00, Wed., 06 Apr. 0.0391 0.0344 0.0368
12:01-13:00, Wed., 06 Apr. 0.0383 0.0346 0.0364
11:01-12:00, Wed., 06 Apr. 0.0385 0.0347 0.0367
10:01-11:00, Wed., 06 Apr. 0.0383 0.0353 0.0369
09:01-10:00, Wed., 06 Apr. 0.0387 0.0339 0.0366
08:01-09:00, Wed., 06 Apr. 0.0386 0.0340 0.0367
07:01-08:00, Wed., 06 Apr. 0.0391 0.0351 0.0367
06:01-07:00, Wed., 06 Apr. 0.0391 0.0347 0.0366
05:01-06:00, Wed., 06 Apr. 0.0385 0.0352 0.0369
04:01-05:00, Wed., 06 Apr. 0.0393 0.0347 0.0369
03:01-04:00, Wed., 06 Apr. 0.0392 0.0347 0.0368
02:01-03:00, Wed., 06 Apr. 0.0390 0.0343 0.0367
01:01-02:00, Wed., 06 Apr. 0.0395 0.0339 0.0368
00:01-01:00, Wed., 06 Apr. 0.0389 0.0347 0.0367
23:01-24:00, Tue., 05 Apr. 0.0388 0.0350 0.0367
22:01-23:00, Tue., 05 Apr. 0.0387 0.0353 0.0369
21:01-22:00, Tue., 05 Apr. 0.0390 0.0347 0.0367
20:01-21:00, Tue., 05 Apr. 0.0382 0.0347 0.0367
19:01-20:00, Tue., 05 Apr. 0.0384 0.0347 0.0365
18:01-19:00, Tue., 05 Apr. 0.0391 0.0347 0.0367
17:01-18:00, Tue., 05 Apr. 0.0388 0.0344 0.0367
16:01-17:00, Tue., 05 Apr. 0.0386 0.0339 0.0365
15:01-16:00, Tue., 05 Apr. 0.0384 0.0347 0.0367
14:01-15:00, Tue., 05 Apr. 0.0386 0.0333 0.0366
13:01-14:00, Tue., 05 Apr. 0.0383 0.0347 0.0366
12:01-13:00, Tue., 05 Apr. 0.0391 0.0345 0.0368
11:01-12:00, Tue., 05 Apr. 0.0388 0.0347 0.0368
10:01-11:00, Tue., 05 Apr. 0.0388 0.0350 0.0368
09:01-10:00, Tue., 05 Apr. 0.0394 0.0347 0.0368
08:01-09:00, Tue., 05 Apr. 0.0388 0.0347 0.0367
07:01-08:00, Tue., 05 Apr. 0.0385 0.0343 0.0368
06:01-07:00, Tue., 05 Apr. 0.0391 0.0347 0.0368
05:01-06:00, Tue., 05 Apr. 0.0390 0.0347 0.0366
04:01-05:00, Tue., 05 Apr. 0.0399 0.0347 0.0369
03:01-04:00, Tue., 05 Apr. 0.0391 0.0350 0.0370
02:01-03:00, Tue., 05 Apr. 0.0391 0.0350 0.0372
01:01-02:00, Tue., 05 Apr. 0.0398 0.0353 0.0376
00:01-01:00, Tue., 05 Apr. 0.0405 0.0350 0.0375
23:01-24:00, Mon., 04 Apr. 0.0398 0.0348 0.0371
22:01-23:00, Mon., 04 Apr. 0.0392 0.0347 0.0372
21:01-22:00, Mon., 04 Apr. 0.0409 0.0357 0.0377
20:01-21:00, Mon., 04 Apr. 0.0415 0.0364 0.0385
19:01-20:00, Mon., 04 Apr. 0.0408 0.0360 0.0387
18:01-19:00, Mon., 04 Apr. 0.0407 0.0364 0.0387
17:01-18:00, Mon., 04 Apr. 0.0404 0.0366 0.0384
16:01-17:00, Mon., 04 Apr. 0.0402 0.0357 0.0382
15:01-16:00, Mon., 04 Apr. 0.0412 0.0366 0.0391
14:01-15:00, Mon., 04 Apr. 0.0417 0.0366 0.0393
13:01-14:00, Mon., 04 Apr. 0.0423 0.0374 0.0396
12:01-13:00, Mon., 04 Apr. 0.0422 0.0386 0.0405
11:01-12:00, Mon., 04 Apr. 0.0424 0.0386 0.0404
10:01-11:00, Mon., 04 Apr. 0.0421 0.0367 0.0400
09:01-10:00, Mon., 04 Apr. 0.0426 0.0379 0.0398
08:01-09:00, Mon., 04 Apr. 0.0417 0.0371 0.0395
07:01-08:00, Mon., 04 Apr. 0.0421 0.0374 0.0394
06:01-07:00, Mon., 04 Apr. 0.0418 0.0374 0.0396
05:01-06:00, Mon., 04 Apr. 0.0412 0.0373 0.0395
04:01-05:00, Mon., 04 Apr. 0.0406 0.0367 0.0391
03:01-04:00, Mon., 04 Apr. 0.0417 0.0367 0.0392
02:01-03:00, Mon., 04 Apr. 0.0424 0.0364 0.0392
01:01-02:00, Mon., 04 Apr. 0.0408 0.0368 0.0386
00:01-01:00, Mon., 04 Apr. 0.0409 0.0357 0.0384