Measurement results by the hour (Koto) 17 Sep., 2018 - 23 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., 23 Sep. 0.0374 0.0333 0.0351
22:01-23:00, Sun., 23 Sep. 0.0370 0.0329 0.0349
21:01-22:00, Sun., 23 Sep. 0.0371 0.0328 0.0347
20:01-21:00, Sun., 23 Sep. 0.0373 0.0331 0.0347
19:01-20:00, Sun., 23 Sep. 0.0364 0.0326 0.0346
18:01-19:00, Sun., 23 Sep. 0.0372 0.0322 0.0347
17:01-18:00, Sun., 23 Sep. 0.0366 0.0324 0.0348
16:01-17:00, Sun., 23 Sep. 0.0381 0.0329 0.0350
15:01-16:00, Sun., 23 Sep. 0.0389 0.0329 0.0349
14:01-15:00, Sun., 23 Sep. 0.0369 0.0324 0.0348
13:01-14:00, Sun., 23 Sep. 0.0371 0.0322 0.0348
12:01-13:00, Sun., 23 Sep. 0.0373 0.0326 0.0346
11:01-12:00, Sun., 23 Sep. 0.0371 0.0327 0.0349
10:01-11:00, Sun., 23 Sep. 0.0372 0.0327 0.0350
09:01-10:00, Sun., 23 Sep. 0.0376 0.0332 0.0350
08:01-09:00, Sun., 23 Sep. 0.0365 0.0329 0.0348
07:01-08:00, Sun., 23 Sep. 0.0376 0.0331 0.0352
06:01-07:00, Sun., 23 Sep. 0.0367 0.0330 0.0352
05:01-06:00, Sun., 23 Sep. 0.0378 0.0330 0.0348
04:01-05:00, Sun., 23 Sep. 0.0372 0.0334 0.0351
03:01-04:00, Sun., 23 Sep. 0.0365 0.0328 0.0348
02:01-03:00, Sun., 23 Sep. 0.0369 0.0328 0.0349
01:01-02:00, Sun., 23 Sep. 0.0368 0.0327 0.0350
00:01-01:00, Sun., 23 Sep. 0.0366 0.0335 0.0351
23:01-24:00, Sat., 22 Sep. 0.0374 0.0322 0.0349
22:01-23:00, Sat., 22 Sep. 0.0378 0.0329 0.0347
21:01-22:00, Sat., 22 Sep. 0.0379 0.0332 0.0349
20:01-21:00, Sat., 22 Sep. 0.0368 0.0328 0.0348
19:01-20:00, Sat., 22 Sep. 0.0374 0.0338 0.0352
18:01-19:00, Sat., 22 Sep. 0.0378 0.0325 0.0349
17:01-18:00, Sat., 22 Sep. 0.0371 0.0319 0.0348
16:01-17:00, Sat., 22 Sep. 0.0369 0.0327 0.0348
15:01-16:00, Sat., 22 Sep. 0.0367 0.0323 0.0349
14:01-15:00, Sat., 22 Sep. 0.0373 0.0332 0.0350
13:01-14:00, Sat., 22 Sep. 0.0371 0.0322 0.0349
12:01-13:00, Sat., 22 Sep. 0.0374 0.0332 0.0353
11:01-12:00, Sat., 22 Sep. 0.0396 0.0348 0.0368
10:01-11:00, Sat., 22 Sep. 0.0385 0.0333 0.0362
09:01-10:00, Sat., 22 Sep. 0.0381 0.0330 0.0356
08:01-09:00, Sat., 22 Sep. 0.0375 0.0321 0.0349
07:01-08:00, Sat., 22 Sep. 0.0369 0.0329 0.0347
06:01-07:00, Sat., 22 Sep. 0.0367 0.0333 0.0346
05:01-06:00, Sat., 22 Sep. 0.0370 0.0327 0.0349
04:01-05:00, Sat., 22 Sep. 0.0369 0.0331 0.0349
03:01-04:00, Sat., 22 Sep. 0.0370 0.0330 0.0350
02:01-03:00, Sat., 22 Sep. 0.0371 0.0326 0.0348
01:01-02:00, Sat., 22 Sep. 0.0368 0.0326 0.0346
00:01-01:00, Sat., 22 Sep. 0.0369 0.0330 0.0346
23:01-24:00, Fri., 21 Sep. 0.0380 0.0324 0.0347
22:01-23:00, Fri., 21 Sep. 0.0380 0.0330 0.0350
21:01-22:00, Fri., 21 Sep. 0.0373 0.0318 0.0349
20:01-21:00, Fri., 21 Sep. 0.0376 0.0334 0.0354
19:01-20:00, Fri., 21 Sep. 0.0388 0.0337 0.0362
18:01-19:00, Fri., 21 Sep. 0.0399 0.0361 0.0379
17:01-18:00, Fri., 21 Sep. 0.0388 0.0350 0.0370
16:01-17:00, Fri., 21 Sep. 0.0395 0.0345 0.0368
15:01-16:00, Fri., 21 Sep. 0.0379 0.0340 0.0365
14:01-15:00, Fri., 21 Sep. 0.0408 0.0355 0.0377
13:01-14:00, Fri., 21 Sep. 0.0400 0.0355 0.0377
12:01-13:00, Fri., 21 Sep. 0.0411 0.0359 0.0389
11:01-12:00, Fri., 21 Sep. 0.0429 0.0372 0.0395
10:01-11:00, Fri., 21 Sep. 0.0433 0.0367 0.0401
09:01-10:00, Fri., 21 Sep. 0.0418 0.0369 0.0395
08:01-09:00, Fri., 21 Sep. 0.0421 0.0364 0.0393
07:01-08:00, Fri., 21 Sep. 0.0423 0.0357 0.0388
06:01-07:00, Fri., 21 Sep. 0.0434 0.0378 0.0400
05:01-06:00, Fri., 21 Sep. 0.0427 0.0380 0.0403
04:01-05:00, Fri., 21 Sep. 0.0450 0.0387 0.0414
03:01-04:00, Fri., 21 Sep. 0.0433 0.0389 0.0412
02:01-03:00, Fri., 21 Sep. 0.0445 0.0372 0.0410
01:01-02:00, Fri., 21 Sep. 0.0465 0.0408 0.0430
00:01-01:00, Fri., 21 Sep. 0.0479 0.0419 0.0444
23:01-24:00, Thu., 20 Sep. 0.0456 0.0399 0.0431
22:01-23:00, Thu., 20 Sep. 0.0425 0.0381 0.0406
21:01-22:00, Thu., 20 Sep. 0.0421 0.0370 0.0398
20:01-21:00, Thu., 20 Sep. 0.0414 0.0372 0.0393
19:01-20:00, Thu., 20 Sep. 0.0421 0.0367 0.0390
18:01-19:00, Thu., 20 Sep. 0.0448 0.0370 0.0407
17:01-18:00, Thu., 20 Sep. 0.0484 0.0405 0.0437
16:01-17:00, Thu., 20 Sep. 0.0491 0.0410 0.0449
15:01-16:00, Thu., 20 Sep. 0.0444 0.0387 0.0418
14:01-15:00, Thu., 20 Sep. 0.0398 0.0328 0.0364
13:01-14:00, Thu., 20 Sep. 0.0368 0.0320 0.0350
12:01-13:00, Thu., 20 Sep. 0.0373 0.0323 0.0350
11:01-12:00, Thu., 20 Sep. 0.0371 0.0332 0.0350
10:01-11:00, Thu., 20 Sep. 0.0380 0.0323 0.0354
09:01-10:00, Thu., 20 Sep. 0.0364 0.0325 0.0345
08:01-09:00, Thu., 20 Sep. 0.0375 0.0333 0.0351
07:01-08:00, Thu., 20 Sep. 0.0368 0.0330 0.0349
06:01-07:00, Thu., 20 Sep. 0.0373 0.0323 0.0349
05:01-06:00, Thu., 20 Sep. 0.0373 0.0334 0.0351
04:01-05:00, Thu., 20 Sep. 0.0373 0.0331 0.0351
03:01-04:00, Thu., 20 Sep. 0.0363 0.0325 0.0348
02:01-03:00, Thu., 20 Sep. 0.0371 0.0323 0.0349
01:01-02:00, Thu., 20 Sep. 0.0369 0.0320 0.0348
00:01-01:00, Thu., 20 Sep. 0.0371 0.0327 0.0347
23:01-24:00, Wed., 19 Sep. 0.0360 0.0321 0.0344
22:01-23:00, Wed., 19 Sep. 0.0369 0.0322 0.0347
21:01-22:00, Wed., 19 Sep. 0.0371 0.0333 0.0348
20:01-21:00, Wed., 19 Sep. 0.0373 0.0330 0.0348
19:01-20:00, Wed., 19 Sep. 0.0375 0.0329 0.0352
18:01-19:00, Wed., 19 Sep. 0.0369 0.0325 0.0347
17:01-18:00, Wed., 19 Sep. 0.0364 0.0321 0.0349
16:01-17:00, Wed., 19 Sep. 0.0371 0.0327 0.0348
15:01-16:00, Wed., 19 Sep. 0.0371 0.0325 0.0348
14:01-15:00, Wed., 19 Sep. 0.0369 0.0326 0.0349
13:01-14:00, Wed., 19 Sep. 0.0366 0.0324 0.0345
12:01-13:00, Wed., 19 Sep. 0.0366 0.0330 0.0348
11:01-12:00, Wed., 19 Sep. 0.0370 0.0327 0.0347
10:01-11:00, Wed., 19 Sep. 0.0374 0.0325 0.0348
09:01-10:00, Wed., 19 Sep. 0.0362 0.0330 0.0348
08:01-09:00, Wed., 19 Sep. 0.0371 0.0315 0.0349
07:01-08:00, Wed., 19 Sep. 0.0372 0.0328 0.0347
06:01-07:00, Wed., 19 Sep. 0.0374 0.0331 0.0351
05:01-06:00, Wed., 19 Sep. 0.0371 0.0319 0.0349
04:01-05:00, Wed., 19 Sep. 0.0364 0.0330 0.0349
03:01-04:00, Wed., 19 Sep. 0.0375 0.0336 0.0350
02:01-03:00, Wed., 19 Sep. 0.0368 0.0328 0.0351
01:01-02:00, Wed., 19 Sep. 0.0388 0.0341 0.0363
00:01-01:00, Wed., 19 Sep. 0.0426 0.0371 0.0398
23:01-24:00, Tue., 18 Sep. 0.0423 0.0322 0.0373
22:01-23:00, Tue., 18 Sep. 0.0402 0.0354 0.0379
21:01-22:00, Tue., 18 Sep. 0.0464 0.0386 0.0419
20:01-21:00, Tue., 18 Sep. 0.0511 0.0441 0.0474
19:01-20:00, Tue., 18 Sep. 0.0533 0.0463 0.0504
18:01-19:00, Tue., 18 Sep. 0.0512 0.0331 0.0425
17:01-18:00, Tue., 18 Sep. 0.0370 0.0326 0.0349
16:01-17:00, Tue., 18 Sep. 0.0366 0.0326 0.0345
15:01-16:00, Tue., 18 Sep. 0.0369 0.0329 0.0349
14:01-15:00, Tue., 18 Sep. 0.0374 0.0320 0.0344
13:01-14:00, Tue., 18 Sep. 0.0369 0.0321 0.0347
12:01-13:00, Tue., 18 Sep. 0.0361 0.0327 0.0346
11:01-12:00, Tue., 18 Sep. 0.0378 0.0323 0.0346
10:01-11:00, Tue., 18 Sep. 0.0367 0.0325 0.0345
09:01-10:00, Tue., 18 Sep. 0.0362 0.0325 0.0346
08:01-09:00, Tue., 18 Sep. 0.0369 0.0331 0.0349
07:01-08:00, Tue., 18 Sep. 0.0365 0.0334 0.0348
06:01-07:00, Tue., 18 Sep. 0.0368 0.0327 0.0346
05:01-06:00, Tue., 18 Sep. 0.0381 0.0325 0.0350
04:01-05:00, Tue., 18 Sep. 0.0378 0.0342 0.0356
03:01-04:00, Tue., 18 Sep. 0.0376 0.0329 0.0352
02:01-03:00, Tue., 18 Sep. 0.0366 0.0326 0.0346
01:01-02:00, Tue., 18 Sep. 0.0372 0.0328 0.0352
00:01-01:00, Tue., 18 Sep. 0.0378 0.0338 0.0358
23:01-24:00, Mon., 17 Sep. 0.0384 0.0338 0.0362
22:01-23:00, Mon., 17 Sep. 0.0430 0.0359 0.0394
21:01-22:00, Mon., 17 Sep. 0.0547 0.0420 0.0478
20:01-21:00, Mon., 17 Sep. 0.0604 0.0500 0.0560
19:01-20:00, Mon., 17 Sep. 0.0602 0.0523 0.0564
18:01-19:00, Mon., 17 Sep. 0.0571 0.0370 0.0464
17:01-18:00, Mon., 17 Sep. 0.0397 0.0336 0.0359
16:01-17:00, Mon., 17 Sep. 0.0369 0.0331 0.0351
15:01-16:00, Mon., 17 Sep. 0.0373 0.0328 0.0349
14:01-15:00, Mon., 17 Sep. 0.0377 0.0321 0.0348
13:01-14:00, Mon., 17 Sep. 0.0366 0.0330 0.0347
12:01-13:00, Mon., 17 Sep. 0.0373 0.0323 0.0349
11:01-12:00, Mon., 17 Sep. 0.0369 0.0329 0.0348
10:01-11:00, Mon., 17 Sep. 0.0374 0.0329 0.0351
09:01-10:00, Mon., 17 Sep. 0.0374 0.0328 0.0349
08:01-09:00, Mon., 17 Sep. 0.0379 0.0329 0.0350
07:01-08:00, Mon., 17 Sep. 0.0366 0.0333 0.0350
06:01-07:00, Mon., 17 Sep. 0.0376 0.0330 0.0350
05:01-06:00, Mon., 17 Sep. 0.0365 0.0328 0.0350
04:01-05:00, Mon., 17 Sep. 0.0378 0.0332 0.0350
03:01-04:00, Mon., 17 Sep. 0.0366 0.0334 0.0350
02:01-03:00, Mon., 17 Sep. 0.0378 0.0330 0.0349
01:01-02:00, Mon., 17 Sep. 0.0373 0.0328 0.0350
00:01-01:00, Mon., 17 Sep. 0.0369 0.0335 0.0351