Measurement results by the hour (Koto) 10 Feb., 2014 - 16 Feb., 2014

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
22:01-23:00, Sun., 16 Feb. 0.0435 0.0373 0.0391
21:01-22:00, Sun., 16 Feb. 0.0411 0.0369 0.0388
20:01-21:00, Sun., 16 Feb. 0.0411 0.0369 0.0390
19:01-20:00, Sun., 16 Feb. 0.0419 0.0366 0.0391
18:01-19:00, Sun., 16 Feb. 0.0410 0.0371 0.0389
17:01-18:00, Sun., 16 Feb. 0.0415 0.0366 0.0389
16:01-17:00, Sun., 16 Feb. 0.0409 0.0365 0.0387
15:01-16:00, Sun., 16 Feb. 0.0408 0.0358 0.0386
14:01-15:00, Sun., 16 Feb. 0.0414 0.0361 0.0389
13:01-14:00, Sun., 16 Feb. 0.0416 0.0363 0.0388
12:01-13:00, Sun., 16 Feb. 0.0416 0.0367 0.0387
11:01-12:00, Sun., 16 Feb. 0.0403 0.0354 0.0383
10:01-11:00, Sun., 16 Feb. 0.0407 0.0359 0.0384
09:01-10:00, Sun., 16 Feb. 0.0409 0.0364 0.0380
08:01-09:00, Sun., 16 Feb. 0.0408 0.0358 0.0378
07:01-08:00, Sun., 16 Feb. 0.0410 0.0356 0.0379
06:01-07:00, Sun., 16 Feb. 0.0401 0.0347 0.0378
05:01-06:00, Sun., 16 Feb. 0.0401 0.0352 0.0378
04:01-05:00, Sun., 16 Feb. 0.0404 0.0352 0.0377
03:01-04:00, Sun., 16 Feb. 0.0400 0.0355 0.0374
02:01-03:00, Sun., 16 Feb. 0.0396 0.0343 0.0375
01:01-02:00, Sun., 16 Feb. 0.0403 0.0346 0.0375
00:01-01:00, Sun., 16 Feb. 0.0394 0.0353 0.0374
23:01-24:00, Sat., 15 Feb. 0.0402 0.0344 0.0370
22:01-23:00, Sat., 15 Feb. 0.0395 0.0354 0.0373
21:01-22:00, Sat., 15 Feb. 0.0390 0.0348 0.0371
20:01-21:00, Sat., 15 Feb. 0.0387 0.0342 0.0369
19:01-20:00, Sat., 15 Feb. 0.0394 0.0349 0.0367
18:01-19:00, Sat., 15 Feb. 0.0400 0.0351 0.0371
17:01-18:00, Sat., 15 Feb. 0.0396 0.0332 0.0369
16:01-17:00, Sat., 15 Feb. 0.0385 0.0342 0.0362
15:01-16:00, Sat., 15 Feb. 0.0379 0.0334 0.0358
14:01-15:00, Sat., 15 Feb. 0.0373 0.0332 0.0354
13:01-14:00, Sat., 15 Feb. 0.0369 0.0330 0.0349
12:01-13:00, Sat., 15 Feb. 0.0369 0.0328 0.0348
11:01-12:00, Sat., 15 Feb. 0.0377 0.0323 0.0352
10:01-11:00, Sat., 15 Feb. 0.0390 0.0335 0.0366
09:01-10:00, Sat., 15 Feb. 0.0413 0.0361 0.0388
08:01-09:00, Sat., 15 Feb. 0.0422 0.0369 0.0396
07:01-08:00, Sat., 15 Feb. 0.0398 0.0347 0.0370
06:01-07:00, Sat., 15 Feb. 0.0409 0.0345 0.0368
05:01-06:00, Sat., 15 Feb. 0.0389 0.0343 0.0365
04:01-05:00, Sat., 15 Feb. 0.0393 0.0350 0.0368
03:01-04:00, Sat., 15 Feb. 0.0408 0.0344 0.0372
02:01-03:00, Sat., 15 Feb. 0.0409 0.0356 0.0381
01:01-02:00, Sat., 15 Feb. 0.0431 0.0372 0.0401
00:01-01:00, Sat., 15 Feb. 0.0433 0.0380 0.0409
23:01-24:00, Fri., 14 Feb. 0.0434 0.0397 0.0415
22:01-23:00, Fri., 14 Feb. 0.0440 0.0393 0.0417
21:01-22:00, Fri., 14 Feb. 0.0430 0.0383 0.0403
20:01-21:00, Fri., 14 Feb. 0.0447 0.0384 0.0410
19:01-20:00, Fri., 14 Feb. 0.0451 0.0404 0.0423
18:01-19:00, Fri., 14 Feb. 0.0457 0.0412 0.0433
17:01-18:00, Fri., 14 Feb. 0.0460 0.0407 0.0436
16:01-17:00, Fri., 14 Feb. 0.0462 0.0406 0.0435
15:01-16:00, Fri., 14 Feb. 0.0467 0.0406 0.0432
14:01-15:00, Fri., 14 Feb. 0.0453 0.0405 0.0425
13:01-14:00, Fri., 14 Feb. 0.0446 0.0408 0.0425
12:01-13:00, Fri., 14 Feb. 0.0448 0.0389 0.0413
11:01-12:00, Fri., 14 Feb. 0.0436 0.0387 0.0408
10:01-11:00, Fri., 14 Feb. 0.0434 0.0390 0.0413
09:01-10:00, Fri., 14 Feb. 0.0434 0.0389 0.0412
08:01-09:00, Fri., 14 Feb. 0.0450 0.0386 0.0414
07:01-08:00, Fri., 14 Feb. 0.0440 0.0392 0.0420
06:01-07:00, Fri., 14 Feb. 0.0440 0.0384 0.0412
05:01-06:00, Fri., 14 Feb. 0.0441 0.0372 0.0406
04:01-05:00, Fri., 14 Feb. 0.0429 0.0382 0.0401
03:01-04:00, Fri., 14 Feb. 0.0428 0.0368 0.0393
02:01-03:00, Fri., 14 Feb. 0.0427 0.0372 0.0392
01:01-02:00, Fri., 14 Feb. 0.0415 0.0372 0.0393
00:01-01:00, Fri., 14 Feb. 0.0412 0.0365 0.0392
23:01-24:00, Thu., 13 Feb. 0.0423 0.0370 0.0392
22:01-23:00, Thu., 13 Feb. 0.0422 0.0370 0.0391
21:01-22:00, Thu., 13 Feb. 0.0417 0.0364 0.0392
20:01-21:00, Thu., 13 Feb. 0.0414 0.0367 0.0390
19:01-20:00, Thu., 13 Feb. 0.0417 0.0374 0.0392
18:01-19:00, Thu., 13 Feb. 0.0417 0.0373 0.0391
17:01-18:00, Thu., 13 Feb. 0.0423 0.0361 0.0392
16:01-17:00, Thu., 13 Feb. 0.0423 0.0360 0.0393
15:01-16:00, Thu., 13 Feb. 0.0425 0.0363 0.0393
14:01-15:00, Thu., 13 Feb. 0.0423 0.0368 0.0392
13:01-14:00, Thu., 13 Feb. 0.0416 0.0362 0.0390
12:01-13:00, Thu., 13 Feb. 0.0416 0.0370 0.0392
11:01-12:00, Thu., 13 Feb. 0.0413 0.0370 0.0392
10:01-11:00, Thu., 13 Feb. 0.0416 0.0365 0.0391
09:01-10:00, Thu., 13 Feb. 0.0409 0.0372 0.0391
08:01-09:00, Thu., 13 Feb. 0.0423 0.0372 0.0395
07:01-08:00, Thu., 13 Feb. 0.0415 0.0363 0.0391
06:01-07:00, Thu., 13 Feb. 0.0416 0.0367 0.0394
05:01-06:00, Thu., 13 Feb. 0.0417 0.0372 0.0393
04:01-05:00, Thu., 13 Feb. 0.0414 0.0374 0.0394
03:01-04:00, Thu., 13 Feb. 0.0422 0.0378 0.0394
02:01-03:00, Thu., 13 Feb. 0.0417 0.0368 0.0393
01:01-02:00, Thu., 13 Feb. 0.0425 0.0365 0.0391
00:01-01:00, Thu., 13 Feb. 0.0421 0.0376 0.0394
23:01-24:00, Wed., 12 Feb. 0.0409 0.0372 0.0393
22:01-23:00, Wed., 12 Feb. 0.0427 0.0367 0.0391
21:01-22:00, Wed., 12 Feb. 0.0417 0.0371 0.0392
20:01-21:00, Wed., 12 Feb. 0.0424 0.0363 0.0391
19:01-20:00, Wed., 12 Feb. 0.0417 0.0368 0.0393
18:01-19:00, Wed., 12 Feb. 0.0411 0.0369 0.0387
17:01-18:00, Wed., 12 Feb. 0.0412 0.0369 0.0391
16:01-17:00, Wed., 12 Feb. 0.0415 0.0365 0.0390
15:01-16:00, Wed., 12 Feb. 0.0412 0.0370 0.0391
14:01-15:00, Wed., 12 Feb. 0.0423 0.0367 0.0391
13:01-14:00, Wed., 12 Feb. 0.0409 0.0371 0.0391
12:01-13:00, Wed., 12 Feb. 0.0415 0.0365 0.0388
11:01-12:00, Wed., 12 Feb. 0.0415 0.0355 0.0389
10:01-11:00, Wed., 12 Feb. 0.0412 0.0367 0.0389
09:01-10:00, Wed., 12 Feb. 0.0413 0.0364 0.0389
08:01-09:00, Wed., 12 Feb. 0.0412 0.0364 0.0390
07:01-08:00, Wed., 12 Feb. 0.0410 0.0365 0.0389
06:01-07:00, Wed., 12 Feb. 0.0425 0.0360 0.0387
05:01-06:00, Wed., 12 Feb. 0.0409 0.0360 0.0388
04:01-05:00, Wed., 12 Feb. 0.0417 0.0372 0.0392
03:01-04:00, Wed., 12 Feb. 0.0418 0.0360 0.0386
02:01-03:00, Wed., 12 Feb. 0.0416 0.0360 0.0385
01:01-02:00, Wed., 12 Feb. 0.0410 0.0354 0.0384
00:01-01:00, Wed., 12 Feb. 0.0412 0.0358 0.0385
23:01-24:00, Tue., 11 Feb. 0.0410 0.0364 0.0388
22:01-23:00, Tue., 11 Feb. 0.0410 0.0366 0.0387
21:01-22:00, Tue., 11 Feb. 0.0409 0.0365 0.0387
20:01-21:00, Tue., 11 Feb. 0.0417 0.0364 0.0386
19:01-20:00, Tue., 11 Feb. 0.0422 0.0363 0.0387
18:01-19:00, Tue., 11 Feb. 0.0410 0.0361 0.0387
17:01-18:00, Tue., 11 Feb. 0.0410 0.0367 0.0387
16:01-17:00, Tue., 11 Feb. 0.0402 0.0363 0.0386
15:01-16:00, Tue., 11 Feb. 0.0411 0.0356 0.0386
14:01-15:00, Tue., 11 Feb. 0.0418 0.0367 0.0388
13:01-14:00, Tue., 11 Feb. 0.0405 0.0364 0.0386
12:01-13:00, Tue., 11 Feb. 0.0416 0.0368 0.0389
11:01-12:00, Tue., 11 Feb. 0.0406 0.0363 0.0387
10:01-11:00, Tue., 11 Feb. 0.0416 0.0355 0.0388
09:01-10:00, Tue., 11 Feb. 0.0412 0.0363 0.0386
08:01-09:00, Tue., 11 Feb. 0.0417 0.0366 0.0388
07:01-08:00, Tue., 11 Feb. 0.0406 0.0366 0.0388
06:01-07:00, Tue., 11 Feb. 0.0405 0.0365 0.0386
05:01-06:00, Tue., 11 Feb. 0.0420 0.0367 0.0388
04:01-05:00, Tue., 11 Feb. 0.0425 0.0369 0.0394
03:01-04:00, Tue., 11 Feb. 0.0440 0.0377 0.0403
02:01-03:00, Tue., 11 Feb. 0.0420 0.0367 0.0389
01:01-02:00, Tue., 11 Feb. 0.0411 0.0362 0.0383
00:01-01:00, Tue., 11 Feb. 0.0403 0.0358 0.0384
23:01-24:00, Mon., 10 Feb. 0.0408 0.0363 0.0382
22:01-23:00, Mon., 10 Feb. 0.0402 0.0355 0.0382
21:01-22:00, Mon., 10 Feb. 0.0414 0.0364 0.0384
20:01-21:00, Mon., 10 Feb. 0.0407 0.0359 0.0381
19:01-20:00, Mon., 10 Feb. 0.0402 0.0359 0.0381
18:01-19:00, Mon., 10 Feb. 0.0399 0.0355 0.0378
17:01-18:00, Mon., 10 Feb. 0.0404 0.0363 0.0380
16:01-17:00, Mon., 10 Feb. 0.0400 0.0354 0.0379
15:01-16:00, Mon., 10 Feb. 0.0394 0.0351 0.0376
14:01-15:00, Mon., 10 Feb. 0.0406 0.0358 0.0378
13:01-14:00, Mon., 10 Feb. 0.0393 0.0349 0.0372
12:01-13:00, Mon., 10 Feb. 0.0404 0.0351 0.0374
11:01-12:00, Mon., 10 Feb. 0.0396 0.0354 0.0373
10:01-11:00, Mon., 10 Feb. 0.0397 0.0347 0.0374
09:01-10:00, Mon., 10 Feb. 0.0386 0.0351 0.0368
08:01-09:00, Mon., 10 Feb. 0.0392 0.0349 0.0373
07:01-08:00, Mon., 10 Feb. 0.0392 0.0352 0.0370
06:01-07:00, Mon., 10 Feb. 0.0384 0.0344 0.0369
05:01-06:00, Mon., 10 Feb. 0.0396 0.0346 0.0371
04:01-05:00, Mon., 10 Feb. 0.0393 0.0344 0.0371
03:01-04:00, Mon., 10 Feb. 0.0398 0.0353 0.0373
02:01-03:00, Mon., 10 Feb. 0.0391 0.0343 0.0369
01:01-02:00, Mon., 10 Feb. 0.0407 0.0354 0.0373
00:01-01:00, Mon., 10 Feb. 0.0390 0.0348 0.0367