Measurement results by the hour (Koto) 7 Feb., 2022 - 13 Feb., 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., 13 Feb. 0.0496 0.0449 0.0471
22:01-23:00, Sun., 13 Feb. 0.0496 0.0436 0.0465
21:01-22:00, Sun., 13 Feb. 0.0487 0.0423 0.0452
20:01-21:00, Sun., 13 Feb. 0.0452 0.0407 0.0429
19:01-20:00, Sun., 13 Feb. 0.0450 0.0386 0.0422
18:01-19:00, Sun., 13 Feb. 0.0447 0.0398 0.0422
17:01-18:00, Sun., 13 Feb. 0.0438 0.0397 0.0417
16:01-17:00, Sun., 13 Feb. 0.0436 0.0401 0.0417
15:01-16:00, Sun., 13 Feb. 0.0436 0.0388 0.0410
14:01-15:00, Sun., 13 Feb. 0.0426 0.0385 0.0405
13:01-14:00, Sun., 13 Feb. 0.0429 0.0392 0.0410
12:01-13:00, Sun., 13 Feb. 0.0444 0.0384 0.0412
11:01-12:00, Sun., 13 Feb. 0.0422 0.0362 0.0394
10:01-11:00, Sun., 13 Feb. 0.0401 0.0358 0.0380
09:01-10:00, Sun., 13 Feb. 0.0406 0.0365 0.0381
08:01-09:00, Sun., 13 Feb. 0.0398 0.0355 0.0378
07:01-08:00, Sun., 13 Feb. 0.0402 0.0357 0.0379
06:01-07:00, Sun., 13 Feb. 0.0403 0.0362 0.0382
05:01-06:00, Sun., 13 Feb. 0.0398 0.0350 0.0376
04:01-05:00, Sun., 13 Feb. 0.0393 0.0357 0.0376
03:01-04:00, Sun., 13 Feb. 0.0398 0.0353 0.0378
02:01-03:00, Sun., 13 Feb. 0.0398 0.0358 0.0376
01:01-02:00, Sun., 13 Feb. 0.0403 0.0353 0.0376
00:01-01:00, Sun., 13 Feb. 0.0395 0.0347 0.0371
23:01-24:00, Sat., 12 Feb. 0.0393 0.0358 0.0371
22:01-23:00, Sat., 12 Feb. 0.0390 0.0348 0.0369
21:01-22:00, Sat., 12 Feb. 0.0388 0.0353 0.0371
20:01-21:00, Sat., 12 Feb. 0.0395 0.0349 0.0371
19:01-20:00, Sat., 12 Feb. 0.0398 0.0345 0.0371
18:01-19:00, Sat., 12 Feb. 0.0392 0.0343 0.0372
17:01-18:00, Sat., 12 Feb. 0.0395 0.0353 0.0372
16:01-17:00, Sat., 12 Feb. 0.0396 0.0343 0.0370
15:01-16:00, Sat., 12 Feb. 0.0390 0.0351 0.0369
14:01-15:00, Sat., 12 Feb. 0.0388 0.0349 0.0372
13:01-14:00, Sat., 12 Feb. 0.0395 0.0347 0.0374
12:01-13:00, Sat., 12 Feb. 0.0392 0.0346 0.0370
11:01-12:00, Sat., 12 Feb. 0.0391 0.0353 0.0375
10:01-11:00, Sat., 12 Feb. 0.0389 0.0351 0.0371
09:01-10:00, Sat., 12 Feb. 0.0391 0.0350 0.0371
08:01-09:00, Sat., 12 Feb. 0.0391 0.0346 0.0372
07:01-08:00, Sat., 12 Feb. 0.0398 0.0344 0.0374
06:01-07:00, Sat., 12 Feb. 0.0395 0.0354 0.0372
05:01-06:00, Sat., 12 Feb. 0.0399 0.0347 0.0374
04:01-05:00, Sat., 12 Feb. 0.0395 0.0338 0.0372
03:01-04:00, Sat., 12 Feb. 0.0390 0.0350 0.0371
02:01-03:00, Sat., 12 Feb. 0.0395 0.0353 0.0373
01:01-02:00, Sat., 12 Feb. 0.0395 0.0351 0.0373
00:01-01:00, Sat., 12 Feb. 0.0396 0.0357 0.0373
23:01-24:00, Fri., 11 Feb. 0.0386 0.0350 0.0371
22:01-23:00, Fri., 11 Feb. 0.0392 0.0350 0.0371
21:01-22:00, Fri., 11 Feb. 0.0399 0.0352 0.0372
20:01-21:00, Fri., 11 Feb. 0.0390 0.0351 0.0372
19:01-20:00, Fri., 11 Feb. 0.0390 0.0345 0.0369
18:01-19:00, Fri., 11 Feb. 0.0389 0.0348 0.0372
17:01-18:00, Fri., 11 Feb. 0.0395 0.0346 0.0373
16:01-17:00, Fri., 11 Feb. 0.0396 0.0345 0.0371
15:01-16:00, Fri., 11 Feb. 0.0397 0.0358 0.0374
14:01-15:00, Fri., 11 Feb. 0.0403 0.0348 0.0372
13:01-14:00, Fri., 11 Feb. 0.0395 0.0352 0.0373
12:01-13:00, Fri., 11 Feb. 0.0389 0.0350 0.0372
11:01-12:00, Fri., 11 Feb. 0.0395 0.0357 0.0373
10:01-11:00, Fri., 11 Feb. 0.0391 0.0350 0.0372
09:01-10:00, Fri., 11 Feb. 0.0399 0.0351 0.0375
08:01-09:00, Fri., 11 Feb. 0.0388 0.0350 0.0372
07:01-08:00, Fri., 11 Feb. 0.0399 0.0337 0.0373
06:01-07:00, Fri., 11 Feb. 0.0398 0.0349 0.0371
05:01-06:00, Fri., 11 Feb. 0.0396 0.0350 0.0373
04:01-05:00, Fri., 11 Feb. 0.0412 0.0357 0.0381
03:01-04:00, Fri., 11 Feb. 0.0426 0.0374 0.0392
02:01-03:00, Fri., 11 Feb. 0.0430 0.0387 0.0408
01:01-02:00, Fri., 11 Feb. 0.0431 0.0385 0.0411
00:01-01:00, Fri., 11 Feb. 0.0442 0.0390 0.0414
23:01-24:00, Thu., 10 Feb. 0.0464 0.0390 0.0422
22:01-23:00, Thu., 10 Feb. 0.0460 0.0412 0.0433
21:01-22:00, Thu., 10 Feb. 0.0461 0.0408 0.0435
20:01-21:00, Thu., 10 Feb. 0.0463 0.0412 0.0439
19:01-20:00, Thu., 10 Feb. 0.0469 0.0419 0.0442
18:01-19:00, Thu., 10 Feb. 0.0477 0.0425 0.0450
17:01-18:00, Thu., 10 Feb. 0.0475 0.0425 0.0448
16:01-17:00, Thu., 10 Feb. 0.0457 0.0406 0.0434
15:01-16:00, Thu., 10 Feb. 0.0451 0.0390 0.0429
14:01-15:00, Thu., 10 Feb. 0.0439 0.0398 0.0421
13:01-14:00, Thu., 10 Feb. 0.0429 0.0393 0.0411
12:01-13:00, Thu., 10 Feb. 0.0430 0.0386 0.0407
11:01-12:00, Thu., 10 Feb. 0.0419 0.0370 0.0395
10:01-11:00, Thu., 10 Feb. 0.0416 0.0378 0.0393
09:01-10:00, Thu., 10 Feb. 0.0422 0.0378 0.0401
08:01-09:00, Thu., 10 Feb. 0.0437 0.0391 0.0406
07:01-08:00, Thu., 10 Feb. 0.0425 0.0378 0.0400
06:01-07:00, Thu., 10 Feb. 0.0425 0.0381 0.0400
05:01-06:00, Thu., 10 Feb. 0.0432 0.0374 0.0395
04:01-05:00, Thu., 10 Feb. 0.0398 0.0353 0.0382
03:01-04:00, Thu., 10 Feb. 0.0398 0.0357 0.0379
02:01-03:00, Thu., 10 Feb. 0.0404 0.0351 0.0377
01:01-02:00, Thu., 10 Feb. 0.0396 0.0353 0.0377
00:01-01:00, Thu., 10 Feb. 0.0396 0.0350 0.0376
23:01-24:00, Wed., 09 Feb. 0.0394 0.0352 0.0374
22:01-23:00, Wed., 09 Feb. 0.0395 0.0352 0.0374
21:01-22:00, Wed., 09 Feb. 0.0401 0.0348 0.0376
20:01-21:00, Wed., 09 Feb. 0.0395 0.0343 0.0378
19:01-20:00, Wed., 09 Feb. 0.0395 0.0354 0.0376
18:01-19:00, Wed., 09 Feb. 0.0407 0.0353 0.0375
17:01-18:00, Wed., 09 Feb. 0.0395 0.0357 0.0378
16:01-17:00, Wed., 09 Feb. 0.0399 0.0353 0.0377
15:01-16:00, Wed., 09 Feb. 0.0393 0.0347 0.0374
14:01-15:00, Wed., 09 Feb. 0.0407 0.0360 0.0378
13:01-14:00, Wed., 09 Feb. 0.0397 0.0358 0.0377
12:01-13:00, Wed., 09 Feb. 0.0399 0.0362 0.0377
11:01-12:00, Wed., 09 Feb. 0.0398 0.0350 0.0377
10:01-11:00, Wed., 09 Feb. 0.0398 0.0357 0.0376
09:01-10:00, Wed., 09 Feb. 0.0413 0.0350 0.0377
08:01-09:00, Wed., 09 Feb. 0.0395 0.0360 0.0378
07:01-08:00, Wed., 09 Feb. 0.0405 0.0360 0.0380
06:01-07:00, Wed., 09 Feb. 0.0400 0.0358 0.0379
05:01-06:00, Wed., 09 Feb. 0.0399 0.0359 0.0380
04:01-05:00, Wed., 09 Feb. 0.0401 0.0353 0.0379
03:01-04:00, Wed., 09 Feb. 0.0402 0.0357 0.0379
02:01-03:00, Wed., 09 Feb. 0.0400 0.0363 0.0377
01:01-02:00, Wed., 09 Feb. 0.0399 0.0357 0.0379
00:01-01:00, Wed., 09 Feb. 0.0398 0.0345 0.0377
23:01-24:00, Tue., 08 Feb. 0.0396 0.0362 0.0380
22:01-23:00, Tue., 08 Feb. 0.0395 0.0359 0.0380
21:01-22:00, Tue., 08 Feb. 0.0399 0.0353 0.0379
20:01-21:00, Tue., 08 Feb. 0.0404 0.0358 0.0377
19:01-20:00, Tue., 08 Feb. 0.0401 0.0352 0.0378
18:01-19:00, Tue., 08 Feb. 0.0398 0.0351 0.0376
17:01-18:00, Tue., 08 Feb. 0.0403 0.0350 0.0377
16:01-17:00, Tue., 08 Feb. 0.0401 0.0358 0.0375
15:01-16:00, Tue., 08 Feb. 0.0398 0.0359 0.0375
14:01-15:00, Tue., 08 Feb. 0.0404 0.0360 0.0377
13:01-14:00, Tue., 08 Feb. 0.0391 0.0356 0.0377
12:01-13:00, Tue., 08 Feb. 0.0393 0.0353 0.0376
11:01-12:00, Tue., 08 Feb. 0.0398 0.0348 0.0377
10:01-11:00, Tue., 08 Feb. 0.0402 0.0350 0.0379
09:01-10:00, Tue., 08 Feb. 0.0395 0.0355 0.0378
08:01-09:00, Tue., 08 Feb. 0.0395 0.0356 0.0378
07:01-08:00, Tue., 08 Feb. 0.0405 0.0364 0.0381
06:01-07:00, Tue., 08 Feb. 0.0405 0.0359 0.0382
05:01-06:00, Tue., 08 Feb. 0.0408 0.0360 0.0380
04:01-05:00, Tue., 08 Feb. 0.0395 0.0357 0.0379
03:01-04:00, Tue., 08 Feb. 0.0402 0.0356 0.0379
02:01-03:00, Tue., 08 Feb. 0.0405 0.0350 0.0376
01:01-02:00, Tue., 08 Feb. 0.0395 0.0359 0.0378
00:01-01:00, Tue., 08 Feb. 0.0407 0.0361 0.0378
23:01-24:00, Mon., 07 Feb. 0.0396 0.0356 0.0378
22:01-23:00, Mon., 07 Feb. 0.0405 0.0359 0.0378
21:01-22:00, Mon., 07 Feb. 0.0396 0.0351 0.0376
20:01-21:00, Mon., 07 Feb. 0.0401 0.0359 0.0378
19:01-20:00, Mon., 07 Feb. 0.0391 0.0354 0.0374
18:01-19:00, Mon., 07 Feb. 0.0403 0.0360 0.0378
17:01-18:00, Mon., 07 Feb. 0.0392 0.0360 0.0375
16:01-17:00, Mon., 07 Feb. 0.0391 0.0360 0.0376
15:01-16:00, Mon., 07 Feb. 0.0403 0.0357 0.0377
14:01-15:00, Mon., 07 Feb. 0.0398 0.0345 0.0376
13:01-14:00, Mon., 07 Feb. 0.0396 0.0356 0.0377
12:01-13:00, Mon., 07 Feb. 0.0395 0.0359 0.0376
11:01-12:00, Mon., 07 Feb. 0.0398 0.0356 0.0376
10:01-11:00, Mon., 07 Feb. 0.0403 0.0357 0.0380
09:01-10:00, Mon., 07 Feb. 0.0396 0.0345 0.0377
08:01-09:00, Mon., 07 Feb. 0.0406 0.0360 0.0380
07:01-08:00, Mon., 07 Feb. 0.0407 0.0360 0.0378
06:01-07:00, Mon., 07 Feb. 0.0403 0.0359 0.0380
05:01-06:00, Mon., 07 Feb. 0.0399 0.0358 0.0380
04:01-05:00, Mon., 07 Feb. 0.0402 0.0360 0.0379
03:01-04:00, Mon., 07 Feb. 0.0402 0.0358 0.0381
02:01-03:00, Mon., 07 Feb. 0.0412 0.0359 0.0382
01:01-02:00, Mon., 07 Feb. 0.0400 0.0361 0.0384
00:01-01:00, Mon., 07 Feb. 0.0401 0.0360 0.0380