Measurement results by the hour (Ota) 13 Apr., 2015 - 19 Apr., 2015

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., 19 Apr. 0.0430 0.0375 0.0403
22:01-23:00, Sun., 19 Apr. 0.0440 0.0371 0.0404
21:01-22:00, Sun., 19 Apr. 0.0441 0.0369 0.0403
20:01-21:00, Sun., 19 Apr. 0.0427 0.0366 0.0401
19:01-20:00, Sun., 19 Apr. 0.0431 0.0362 0.0404
18:01-19:00, Sun., 19 Apr. 0.0450 0.0376 0.0404
17:01-18:00, Sun., 19 Apr. 0.0435 0.0377 0.0404
16:01-17:00, Sun., 19 Apr. 0.0437 0.0373 0.0400
15:01-16:00, Sun., 19 Apr. 0.0443 0.0377 0.0406
14:01-15:00, Sun., 19 Apr. 0.0443 0.0374 0.0410
13:01-14:00, Sun., 19 Apr. 0.0443 0.0362 0.0412
12:01-13:00, Sun., 19 Apr. 0.0435 0.0374 0.0407
11:01-12:00, Sun., 19 Apr. 0.0439 0.0379 0.0406
10:01-11:00, Sun., 19 Apr. 0.0433 0.0367 0.0406
09:01-10:00, Sun., 19 Apr. 0.0433 0.0375 0.0406
08:01-09:00, Sun., 19 Apr. 0.0452 0.0375 0.0414
07:01-08:00, Sun., 19 Apr. 0.0452 0.0373 0.0410
06:01-07:00, Sun., 19 Apr. 0.0435 0.0369 0.0407
05:01-06:00, Sun., 19 Apr. 0.0435 0.0372 0.0406
04:01-05:00, Sun., 19 Apr. 0.0443 0.0366 0.0404
03:01-04:00, Sun., 19 Apr. 0.0447 0.0373 0.0409
02:01-03:00, Sun., 19 Apr. 0.0436 0.0380 0.0408
01:01-02:00, Sun., 19 Apr. 0.0432 0.0371 0.0404
00:01-01:00, Sun., 19 Apr. 0.0436 0.0376 0.0405
23:01-24:00, Sat., 18 Apr. 0.0434 0.0367 0.0401
22:01-23:00, Sat., 18 Apr. 0.0433 0.0374 0.0404
21:01-22:00, Sat., 18 Apr. 0.0436 0.0378 0.0402
20:01-21:00, Sat., 18 Apr. 0.0445 0.0370 0.0404
19:01-20:00, Sat., 18 Apr. 0.0440 0.0369 0.0404
18:01-19:00, Sat., 18 Apr. 0.0438 0.0369 0.0407
17:01-18:00, Sat., 18 Apr. 0.0428 0.0368 0.0401
16:01-17:00, Sat., 18 Apr. 0.0427 0.0369 0.0402
15:01-16:00, Sat., 18 Apr. 0.0426 0.0367 0.0400
14:01-15:00, Sat., 18 Apr. 0.0434 0.0363 0.0399
13:01-14:00, Sat., 18 Apr. 0.0432 0.0377 0.0403
12:01-13:00, Sat., 18 Apr. 0.0434 0.0369 0.0401
11:01-12:00, Sat., 18 Apr. 0.0434 0.0361 0.0403
10:01-11:00, Sat., 18 Apr. 0.0429 0.0365 0.0400
09:01-10:00, Sat., 18 Apr. 0.0428 0.0367 0.0398
08:01-09:00, Sat., 18 Apr. 0.0439 0.0368 0.0403
07:01-08:00, Sat., 18 Apr. 0.0428 0.0380 0.0402
06:01-07:00, Sat., 18 Apr. 0.0433 0.0373 0.0404
05:01-06:00, Sat., 18 Apr. 0.0431 0.0371 0.0404
04:01-05:00, Sat., 18 Apr. 0.0431 0.0369 0.0403
03:01-04:00, Sat., 18 Apr. 0.0438 0.0367 0.0398
02:01-03:00, Sat., 18 Apr. 0.0433 0.0367 0.0399
01:01-02:00, Sat., 18 Apr. 0.0423 0.0369 0.0395
00:01-01:00, Sat., 18 Apr. 0.0431 0.0364 0.0397
23:01-24:00, Fri., 17 Apr. 0.0435 0.0370 0.0397
22:01-23:00, Fri., 17 Apr. 0.0428 0.0368 0.0395
21:01-22:00, Fri., 17 Apr. 0.0435 0.0367 0.0399
20:01-21:00, Fri., 17 Apr. 0.0444 0.0363 0.0401
19:01-20:00, Fri., 17 Apr. 0.0426 0.0367 0.0398
18:01-19:00, Fri., 17 Apr. 0.0429 0.0368 0.0397
17:01-18:00, Fri., 17 Apr. 0.0432 0.0363 0.0400
16:01-17:00, Fri., 17 Apr. 0.0428 0.0371 0.0399
15:01-16:00, Fri., 17 Apr. 0.0427 0.0372 0.0399
14:01-15:00, Fri., 17 Apr. 0.0425 0.0370 0.0396
13:01-14:00, Fri., 17 Apr. 0.0432 0.0361 0.0397
12:01-13:00, Fri., 17 Apr. 0.0429 0.0364 0.0399
11:01-12:00, Fri., 17 Apr. 0.0425 0.0364 0.0396
10:01-11:00, Fri., 17 Apr. 0.0428 0.0363 0.0395
09:01-10:00, Fri., 17 Apr. 0.0433 0.0369 0.0398
08:01-09:00, Fri., 17 Apr. 0.0435 0.0379 0.0402
07:01-08:00, Fri., 17 Apr. 0.0430 0.0376 0.0403
06:01-07:00, Fri., 17 Apr. 0.0445 0.0362 0.0400
05:01-06:00, Fri., 17 Apr. 0.0431 0.0372 0.0400
04:01-05:00, Fri., 17 Apr. 0.0437 0.0365 0.0398
03:01-04:00, Fri., 17 Apr. 0.0440 0.0368 0.0399
02:01-03:00, Fri., 17 Apr. 0.0426 0.0365 0.0396
01:01-02:00, Fri., 17 Apr. 0.0439 0.0372 0.0402
00:01-01:00, Fri., 17 Apr. 0.0435 0.0371 0.0401
23:01-24:00, Thu., 16 Apr. 0.0437 0.0367 0.0403
22:01-23:00, Thu., 16 Apr. 0.0433 0.0373 0.0403
21:01-22:00, Thu., 16 Apr. 0.0425 0.0365 0.0400
20:01-21:00, Thu., 16 Apr. 0.0438 0.0370 0.0402
19:01-20:00, Thu., 16 Apr. 0.0432 0.0366 0.0400
18:01-19:00, Thu., 16 Apr. 0.0434 0.0366 0.0400
17:01-18:00, Thu., 16 Apr. 0.0431 0.0360 0.0400
16:01-17:00, Thu., 16 Apr. 0.0428 0.0361 0.0396
15:01-16:00, Thu., 16 Apr. 0.0427 0.0368 0.0398
14:01-15:00, Thu., 16 Apr. 0.0437 0.0366 0.0398
13:01-14:00, Thu., 16 Apr. 0.0431 0.0369 0.0397
12:01-13:00, Thu., 16 Apr. 0.0441 0.0367 0.0403
11:01-12:00, Thu., 16 Apr. 0.0426 0.0363 0.0401
10:01-11:00, Thu., 16 Apr. 0.0431 0.0368 0.0399
09:01-10:00, Thu., 16 Apr. 0.0445 0.0357 0.0401
08:01-09:00, Thu., 16 Apr. 0.0430 0.0375 0.0403
07:01-08:00, Thu., 16 Apr. 0.0444 0.0374 0.0403
06:01-07:00, Thu., 16 Apr. 0.0434 0.0367 0.0396
05:01-06:00, Thu., 16 Apr. 0.0434 0.0361 0.0398
04:01-05:00, Thu., 16 Apr. 0.0431 0.0362 0.0394
03:01-04:00, Thu., 16 Apr. 0.0428 0.0368 0.0393
02:01-03:00, Thu., 16 Apr. 0.0434 0.0366 0.0396
01:01-02:00, Thu., 16 Apr. 0.0428 0.0367 0.0398
00:01-01:00, Thu., 16 Apr. 0.0435 0.0368 0.0396
23:01-24:00, Wed., 15 Apr. 0.0424 0.0364 0.0394
22:01-23:00, Wed., 15 Apr. 0.0451 0.0365 0.0395
21:01-22:00, Wed., 15 Apr. 0.0429 0.0365 0.0398
20:01-21:00, Wed., 15 Apr. 0.0433 0.0367 0.0397
19:01-20:00, Wed., 15 Apr. 0.0444 0.0369 0.0396
18:01-19:00, Wed., 15 Apr. 0.0424 0.0373 0.0398
17:01-18:00, Wed., 15 Apr. 0.0438 0.0371 0.0400
16:01-17:00, Wed., 15 Apr. 0.0432 0.0368 0.0395
15:01-16:00, Wed., 15 Apr. 0.0421 0.0367 0.0397
14:01-15:00, Wed., 15 Apr. 0.0429 0.0368 0.0393
13:01-14:00, Wed., 15 Apr. 0.0425 0.0361 0.0396
12:01-13:00, Wed., 15 Apr. 0.0426 0.0366 0.0400
11:01-12:00, Wed., 15 Apr. 0.0423 0.0365 0.0397
10:01-11:00, Wed., 15 Apr. 0.0427 0.0367 0.0394
09:01-10:00, Wed., 15 Apr. 0.0425 0.0364 0.0392
08:01-09:00, Wed., 15 Apr. 0.0426 0.0365 0.0393
07:01-08:00, Wed., 15 Apr. 0.0436 0.0358 0.0395
06:01-07:00, Wed., 15 Apr. 0.0432 0.0363 0.0392
05:01-06:00, Wed., 15 Apr. 0.0427 0.0373 0.0402
04:01-05:00, Wed., 15 Apr. 0.0446 0.0373 0.0410
03:01-04:00, Wed., 15 Apr. 0.0427 0.0367 0.0404
02:01-03:00, Wed., 15 Apr. 0.0460 0.0376 0.0410
01:01-02:00, Wed., 15 Apr. 0.0506 0.0415 0.0460
00:01-01:00, Wed., 15 Apr. 0.0513 0.0431 0.0462
23:01-24:00, Tue., 14 Apr. 0.0480 0.0426 0.0456
22:01-23:00, Tue., 14 Apr. 0.0490 0.0385 0.0425
21:01-22:00, Tue., 14 Apr. 0.0451 0.0392 0.0418
20:01-21:00, Tue., 14 Apr. 0.0459 0.0407 0.0435
19:01-20:00, Tue., 14 Apr. 0.0472 0.0415 0.0443
18:01-19:00, Tue., 14 Apr. 0.0499 0.0415 0.0453
17:01-18:00, Tue., 14 Apr. 0.0465 0.0381 0.0421
16:01-17:00, Tue., 14 Apr. 0.0440 0.0391 0.0416
15:01-16:00, Tue., 14 Apr. 0.0436 0.0371 0.0408
14:01-15:00, Tue., 14 Apr. 0.0431 0.0383 0.0405
13:01-14:00, Tue., 14 Apr. 0.0442 0.0387 0.0413
12:01-13:00, Tue., 14 Apr. 0.0445 0.0379 0.0411
11:01-12:00, Tue., 14 Apr. 0.0449 0.0380 0.0414
10:01-11:00, Tue., 14 Apr. 0.0444 0.0382 0.0409
09:01-10:00, Tue., 14 Apr. 0.0438 0.0369 0.0399
08:01-09:00, Tue., 14 Apr. 0.0421 0.0367 0.0392
07:01-08:00, Tue., 14 Apr. 0.0417 0.0362 0.0392
06:01-07:00, Tue., 14 Apr. 0.0426 0.0362 0.0386
05:01-06:00, Tue., 14 Apr. 0.0419 0.0358 0.0387
04:01-05:00, Tue., 14 Apr. 0.0427 0.0356 0.0390
03:01-04:00, Tue., 14 Apr. 0.0433 0.0360 0.0391
02:01-03:00, Tue., 14 Apr. 0.0429 0.0368 0.0395
01:01-02:00, Tue., 14 Apr. 0.0431 0.0367 0.0402
00:01-01:00, Tue., 14 Apr. 0.0446 0.0379 0.0410
23:01-24:00, Mon., 13 Apr. 0.0454 0.0372 0.0407
22:01-23:00, Mon., 13 Apr. 0.0456 0.0386 0.0420
21:01-22:00, Mon., 13 Apr. 0.0463 0.0401 0.0427
20:01-21:00, Mon., 13 Apr. 0.0467 0.0404 0.0433
19:01-20:00, Mon., 13 Apr. 0.0471 0.0403 0.0438
18:01-19:00, Mon., 13 Apr. 0.0470 0.0403 0.0438
17:01-18:00, Mon., 13 Apr. 0.0477 0.0401 0.0444
16:01-17:00, Mon., 13 Apr. 0.0477 0.0407 0.0440
15:01-16:00, Mon., 13 Apr. 0.0481 0.0404 0.0436
14:01-15:00, Mon., 13 Apr. 0.0490 0.0404 0.0446
13:01-14:00, Mon., 13 Apr. 0.0492 0.0414 0.0459
12:01-13:00, Mon., 13 Apr. 0.0479 0.0415 0.0449
11:01-12:00, Mon., 13 Apr. 0.0475 0.0404 0.0438
10:01-11:00, Mon., 13 Apr. 0.0456 0.0394 0.0426
09:01-10:00, Mon., 13 Apr. 0.0447 0.0379 0.0415
08:01-09:00, Mon., 13 Apr. 0.0428 0.0366 0.0398
07:01-08:00, Mon., 13 Apr. 0.0440 0.0364 0.0394
06:01-07:00, Mon., 13 Apr. 0.0454 0.0368 0.0393
05:01-06:00, Mon., 13 Apr. 0.0424 0.0363 0.0390
04:01-05:00, Mon., 13 Apr. 0.0419 0.0357 0.0390
03:01-04:00, Mon., 13 Apr. 0.0432 0.0360 0.0392
02:01-03:00, Mon., 13 Apr. 0.0416 0.0364 0.0394
01:01-02:00, Mon., 13 Apr. 0.0422 0.0366 0.0392
00:01-01:00, Mon., 13 Apr. 0.0424 0.0365 0.0392