Measurement results by the hour (Koto) 15 May., 2023 - 21 May., 2023

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., 21 May. 0.0387 0.0340 0.0368
22:01-23:00, Sun., 21 May. 0.0388 0.0348 0.0366
21:01-22:00, Sun., 21 May. 0.0391 0.0350 0.0369
20:01-21:00, Sun., 21 May. 0.0388 0.0343 0.0365
19:01-20:00, Sun., 21 May. 0.0393 0.0340 0.0366
18:01-19:00, Sun., 21 May. 0.0386 0.0340 0.0365
17:01-18:00, Sun., 21 May. 0.0386 0.0345 0.0367
16:01-17:00, Sun., 21 May. 0.0394 0.0351 0.0369
15:01-16:00, Sun., 21 May. 0.0395 0.0348 0.0367
14:01-15:00, Sun., 21 May. 0.0391 0.0343 0.0367
13:01-14:00, Sun., 21 May. 0.0384 0.0347 0.0367
12:01-13:00, Sun., 21 May. 0.0398 0.0352 0.0369
11:01-12:00, Sun., 21 May. 0.0388 0.0349 0.0367
10:01-11:00, Sun., 21 May. 0.0389 0.0340 0.0366
09:01-10:00, Sun., 21 May. 0.0389 0.0347 0.0365
08:01-09:00, Sun., 21 May. 0.0388 0.0350 0.0369
07:01-08:00, Sun., 21 May. 0.0396 0.0342 0.0368
06:01-07:00, Sun., 21 May. 0.0393 0.0351 0.0369
05:01-06:00, Sun., 21 May. 0.0391 0.0346 0.0366
04:01-05:00, Sun., 21 May. 0.0393 0.0352 0.0366
03:01-04:00, Sun., 21 May. 0.0388 0.0339 0.0365
02:01-03:00, Sun., 21 May. 0.0381 0.0341 0.0365
01:01-02:00, Sun., 21 May. 0.0388 0.0343 0.0366
00:01-01:00, Sun., 21 May. 0.0388 0.0346 0.0364
23:01-24:00, Sat., 20 May. 0.0385 0.0347 0.0366
22:01-23:00, Sat., 20 May. 0.0385 0.0347 0.0364
21:01-22:00, Sat., 20 May. 0.0388 0.0341 0.0364
20:01-21:00, Sat., 20 May. 0.0381 0.0341 0.0365
19:01-20:00, Sat., 20 May. 0.0383 0.0349 0.0365
18:01-19:00, Sat., 20 May. 0.0386 0.0346 0.0365
17:01-18:00, Sat., 20 May. 0.0382 0.0347 0.0366
16:01-17:00, Sat., 20 May. 0.0401 0.0350 0.0369
15:01-16:00, Sat., 20 May. 0.0387 0.0345 0.0366
14:01-15:00, Sat., 20 May. 0.0394 0.0350 0.0365
13:01-14:00, Sat., 20 May. 0.0393 0.0345 0.0365
12:01-13:00, Sat., 20 May. 0.0388 0.0344 0.0365
11:01-12:00, Sat., 20 May. 0.0384 0.0347 0.0364
10:01-11:00, Sat., 20 May. 0.0385 0.0347 0.0365
09:01-10:00, Sat., 20 May. 0.0391 0.0343 0.0365
08:01-09:00, Sat., 20 May. 0.0391 0.0343 0.0369
07:01-08:00, Sat., 20 May. 0.0394 0.0353 0.0374
06:01-07:00, Sat., 20 May. 0.0395 0.0358 0.0375
05:01-06:00, Sat., 20 May. 0.0398 0.0351 0.0373
04:01-05:00, Sat., 20 May. 0.0394 0.0350 0.0369
03:01-04:00, Sat., 20 May. 0.0405 0.0353 0.0372
02:01-03:00, Sat., 20 May. 0.0394 0.0353 0.0376
01:01-02:00, Sat., 20 May. 0.0412 0.0357 0.0378
00:01-01:00, Sat., 20 May. 0.0402 0.0351 0.0372
23:01-24:00, Fri., 19 May. 0.0394 0.0331 0.0366
22:01-23:00, Fri., 19 May. 0.0385 0.0338 0.0364
21:01-22:00, Fri., 19 May. 0.0393 0.0343 0.0364
20:01-21:00, Fri., 19 May. 0.0395 0.0349 0.0371
19:01-20:00, Fri., 19 May. 0.0409 0.0350 0.0377
18:01-19:00, Fri., 19 May. 0.0416 0.0364 0.0382
17:01-18:00, Fri., 19 May. 0.0417 0.0367 0.0394
16:01-17:00, Fri., 19 May. 0.0429 0.0379 0.0403
15:01-16:00, Fri., 19 May. 0.0436 0.0357 0.0388
14:01-15:00, Fri., 19 May. 0.0402 0.0360 0.0380
13:01-14:00, Fri., 19 May. 0.0405 0.0356 0.0377
12:01-13:00, Fri., 19 May. 0.0402 0.0357 0.0375
11:01-12:00, Fri., 19 May. 0.0381 0.0350 0.0366
10:01-11:00, Fri., 19 May. 0.0387 0.0350 0.0369
09:01-10:00, Fri., 19 May. 0.0391 0.0347 0.0366
08:01-09:00, Fri., 19 May. 0.0388 0.0345 0.0368
07:01-08:00, Fri., 19 May. 0.0390 0.0343 0.0370
06:01-07:00, Fri., 19 May. 0.0394 0.0343 0.0369
05:01-06:00, Fri., 19 May. 0.0394 0.0347 0.0369
04:01-05:00, Fri., 19 May. 0.0394 0.0350 0.0369
03:01-04:00, Fri., 19 May. 0.0389 0.0346 0.0369
02:01-03:00, Fri., 19 May. 0.0395 0.0338 0.0368
01:01-02:00, Fri., 19 May. 0.0391 0.0351 0.0369
00:01-01:00, Fri., 19 May. 0.0391 0.0343 0.0368
23:01-24:00, Thu., 18 May. 0.0385 0.0350 0.0368
22:01-23:00, Thu., 18 May. 0.0390 0.0348 0.0365
21:01-22:00, Thu., 18 May. 0.0389 0.0343 0.0366
20:01-21:00, Thu., 18 May. 0.0386 0.0345 0.0367
19:01-20:00, Thu., 18 May. 0.0391 0.0343 0.0368
18:01-19:00, Thu., 18 May. 0.0395 0.0350 0.0372
17:01-18:00, Thu., 18 May. 0.0389 0.0354 0.0369
16:01-17:00, Thu., 18 May. 0.0391 0.0345 0.0371
15:01-16:00, Thu., 18 May. 0.0393 0.0357 0.0374
14:01-15:00, Thu., 18 May. 0.0403 0.0351 0.0376
13:01-14:00, Thu., 18 May. 0.0405 0.0356 0.0376
12:01-13:00, Thu., 18 May. 0.0397 0.0352 0.0371
11:01-12:00, Thu., 18 May. 0.0394 0.0353 0.0371
10:01-11:00, Thu., 18 May. 0.0396 0.0347 0.0374
09:01-10:00, Thu., 18 May. 0.0395 0.0347 0.0375
08:01-09:00, Thu., 18 May. 0.0395 0.0354 0.0374
07:01-08:00, Thu., 18 May. 0.0402 0.0347 0.0375
06:01-07:00, Thu., 18 May. 0.0399 0.0347 0.0374
05:01-06:00, Thu., 18 May. 0.0398 0.0360 0.0376
04:01-05:00, Thu., 18 May. 0.0392 0.0351 0.0374
03:01-04:00, Thu., 18 May. 0.0391 0.0350 0.0374
02:01-03:00, Thu., 18 May. 0.0396 0.0347 0.0373
01:01-02:00, Thu., 18 May. 0.0389 0.0350 0.0371
00:01-01:00, Thu., 18 May. 0.0400 0.0343 0.0371
23:01-24:00, Wed., 17 May. 0.0388 0.0343 0.0369
22:01-23:00, Wed., 17 May. 0.0388 0.0352 0.0370
21:01-22:00, Wed., 17 May. 0.0393 0.0352 0.0372
20:01-21:00, Wed., 17 May. 0.0395 0.0350 0.0372
19:01-20:00, Wed., 17 May. 0.0398 0.0346 0.0373
18:01-19:00, Wed., 17 May. 0.0393 0.0351 0.0374
17:01-18:00, Wed., 17 May. 0.0399 0.0353 0.0375
16:01-17:00, Wed., 17 May. 0.0395 0.0358 0.0374
15:01-16:00, Wed., 17 May. 0.0389 0.0353 0.0374
14:01-15:00, Wed., 17 May. 0.0391 0.0349 0.0373
13:01-14:00, Wed., 17 May. 0.0393 0.0347 0.0372
12:01-13:00, Wed., 17 May. 0.0390 0.0347 0.0370
11:01-12:00, Wed., 17 May. 0.0394 0.0347 0.0371
10:01-11:00, Wed., 17 May. 0.0390 0.0348 0.0369
09:01-10:00, Wed., 17 May. 0.0390 0.0347 0.0370
08:01-09:00, Wed., 17 May. 0.0391 0.0347 0.0369
07:01-08:00, Wed., 17 May. 0.0398 0.0351 0.0369
06:01-07:00, Wed., 17 May. 0.0389 0.0350 0.0370
05:01-06:00, Wed., 17 May. 0.0393 0.0350 0.0370
04:01-05:00, Wed., 17 May. 0.0389 0.0345 0.0369
03:01-04:00, Wed., 17 May. 0.0389 0.0344 0.0371
02:01-03:00, Wed., 17 May. 0.0391 0.0350 0.0369
01:01-02:00, Wed., 17 May. 0.0387 0.0350 0.0371
00:01-01:00, Wed., 17 May. 0.0388 0.0353 0.0370
23:01-24:00, Tue., 16 May. 0.0396 0.0349 0.0368
22:01-23:00, Tue., 16 May. 0.0385 0.0344 0.0367
21:01-22:00, Tue., 16 May. 0.0392 0.0347 0.0367
20:01-21:00, Tue., 16 May. 0.0388 0.0333 0.0367
19:01-20:00, Tue., 16 May. 0.0390 0.0346 0.0366
18:01-19:00, Tue., 16 May. 0.0393 0.0350 0.0367
17:01-18:00, Tue., 16 May. 0.0385 0.0347 0.0366
16:01-17:00, Tue., 16 May. 0.0386 0.0349 0.0370
15:01-16:00, Tue., 16 May. 0.0393 0.0355 0.0372
14:01-15:00, Tue., 16 May. 0.0396 0.0351 0.0371
13:01-14:00, Tue., 16 May. 0.0387 0.0350 0.0371
12:01-13:00, Tue., 16 May. 0.0384 0.0349 0.0365
11:01-12:00, Tue., 16 May. 0.0395 0.0347 0.0368
10:01-11:00, Tue., 16 May. 0.0392 0.0345 0.0366
09:01-10:00, Tue., 16 May. 0.0386 0.0343 0.0366
08:01-09:00, Tue., 16 May. 0.0389 0.0342 0.0366
07:01-08:00, Tue., 16 May. 0.0385 0.0347 0.0366
06:01-07:00, Tue., 16 May. 0.0389 0.0341 0.0366
05:01-06:00, Tue., 16 May. 0.0389 0.0347 0.0369
04:01-05:00, Tue., 16 May. 0.0392 0.0338 0.0367
03:01-04:00, Tue., 16 May. 0.0395 0.0341 0.0367
02:01-03:00, Tue., 16 May. 0.0387 0.0351 0.0366
01:01-02:00, Tue., 16 May. 0.0384 0.0341 0.0364
00:01-01:00, Tue., 16 May. 0.0386 0.0345 0.0363
23:01-24:00, Mon., 15 May. 0.0395 0.0339 0.0364
22:01-23:00, Mon., 15 May. 0.0391 0.0343 0.0361
21:01-22:00, Mon., 15 May. 0.0386 0.0345 0.0365
20:01-21:00, Mon., 15 May. 0.0385 0.0347 0.0366
19:01-20:00, Mon., 15 May. 0.0396 0.0347 0.0368
18:01-19:00, Mon., 15 May. 0.0398 0.0346 0.0365
17:01-18:00, Mon., 15 May. 0.0382 0.0340 0.0364
16:01-17:00, Mon., 15 May. 0.0395 0.0346 0.0368
15:01-16:00, Mon., 15 May. 0.0387 0.0350 0.0365
14:01-15:00, Mon., 15 May. 0.0381 0.0341 0.0365
13:01-14:00, Mon., 15 May. 0.0381 0.0345 0.0363
12:01-13:00, Mon., 15 May. 0.0384 0.0348 0.0365
11:01-12:00, Mon., 15 May. 0.0394 0.0344 0.0364
10:01-11:00, Mon., 15 May. 0.0384 0.0336 0.0365
09:01-10:00, Mon., 15 May. 0.0390 0.0343 0.0367
08:01-09:00, Mon., 15 May. 0.0391 0.0352 0.0372
07:01-08:00, Mon., 15 May. 0.0397 0.0360 0.0377
06:01-07:00, Mon., 15 May. 0.0404 0.0357 0.0383
05:01-06:00, Mon., 15 May. 0.0412 0.0356 0.0386
04:01-05:00, Mon., 15 May. 0.0404 0.0354 0.0380
03:01-04:00, Mon., 15 May. 0.0388 0.0353 0.0370
02:01-03:00, Mon., 15 May. 0.0387 0.0335 0.0365
01:01-02:00, Mon., 15 May. 0.0386 0.0343 0.0365
00:01-01:00, Mon., 15 May. 0.0390 0.0350 0.0368