Measurement results by the hour (Koto) 22 Apr., 2013 - 28 Apr., 2013

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., 28 Apr. 0.0437 0.0398 0.0418
22:01-23:00, Sun., 28 Apr. 0.0446 0.0400 0.0418
21:01-22:00, Sun., 28 Apr. 0.0440 0.0397 0.0416
20:01-21:00, Sun., 28 Apr. 0.0448 0.0398 0.0420
19:01-20:00, Sun., 28 Apr. 0.0439 0.0390 0.0415
18:01-19:00, Sun., 28 Apr. 0.0435 0.0388 0.0413
17:01-18:00, Sun., 28 Apr. 0.0443 0.0391 0.0416
16:01-17:00, Sun., 28 Apr. 0.0441 0.0391 0.0415
15:01-16:00, Sun., 28 Apr. 0.0444 0.0386 0.0414
14:01-15:00, Sun., 28 Apr. 0.0438 0.0387 0.0414
13:01-14:00, Sun., 28 Apr. 0.0436 0.0386 0.0413
12:01-13:00, Sun., 28 Apr. 0.0434 0.0391 0.0413
11:01-12:00, Sun., 28 Apr. 0.0439 0.0391 0.0415
10:01-11:00, Sun., 28 Apr. 0.0446 0.0385 0.0413
09:01-10:00, Sun., 28 Apr. 0.0438 0.0395 0.0416
08:01-09:00, Sun., 28 Apr. 0.0446 0.0394 0.0415
07:01-08:00, Sun., 28 Apr. 0.0436 0.0394 0.0414
06:01-07:00, Sun., 28 Apr. 0.0445 0.0390 0.0415
05:01-06:00, Sun., 28 Apr. 0.0436 0.0398 0.0414
04:01-05:00, Sun., 28 Apr. 0.0442 0.0387 0.0413
03:01-04:00, Sun., 28 Apr. 0.0447 0.0393 0.0417
02:01-03:00, Sun., 28 Apr. 0.0437 0.0388 0.0412
01:01-02:00, Sun., 28 Apr. 0.0438 0.0390 0.0414
00:01-01:00, Sun., 28 Apr. 0.0436 0.0389 0.0413
23:01-24:00, Sat., 27 Apr. 0.0442 0.0392 0.0415
22:01-23:00, Sat., 27 Apr. 0.0467 0.0393 0.0418
21:01-22:00, Sat., 27 Apr. 0.0452 0.0397 0.0416
20:01-21:00, Sat., 27 Apr. 0.0443 0.0393 0.0417
19:01-20:00, Sat., 27 Apr. 0.0435 0.0380 0.0412
18:01-19:00, Sat., 27 Apr. 0.0448 0.0392 0.0417
17:01-18:00, Sat., 27 Apr. 0.0440 0.0393 0.0417
16:01-17:00, Sat., 27 Apr. 0.0448 0.0391 0.0415
15:01-16:00, Sat., 27 Apr. 0.0453 0.0389 0.0416
14:01-15:00, Sat., 27 Apr. 0.0436 0.0383 0.0414
13:01-14:00, Sat., 27 Apr. 0.0447 0.0393 0.0414
12:01-13:00, Sat., 27 Apr. 0.0445 0.0388 0.0415
11:01-12:00, Sat., 27 Apr. 0.0445 0.0390 0.0416
10:01-11:00, Sat., 27 Apr. 0.0443 0.0386 0.0417
09:01-10:00, Sat., 27 Apr. 0.0457 0.0383 0.0417
08:01-09:00, Sat., 27 Apr. 0.0441 0.0394 0.0417
07:01-08:00, Sat., 27 Apr. 0.0444 0.0392 0.0415
06:01-07:00, Sat., 27 Apr. 0.0439 0.0386 0.0414
05:01-06:00, Sat., 27 Apr. 0.0439 0.0395 0.0417
04:01-05:00, Sat., 27 Apr. 0.0453 0.0387 0.0415
03:01-04:00, Sat., 27 Apr. 0.0440 0.0392 0.0417
02:01-03:00, Sat., 27 Apr. 0.0439 0.0393 0.0414
01:01-02:00, Sat., 27 Apr. 0.0437 0.0389 0.0415
00:01-01:00, Sat., 27 Apr. 0.0439 0.0390 0.0415
23:01-24:00, Fri., 26 Apr. 0.0438 0.0396 0.0416
22:01-23:00, Fri., 26 Apr. 0.0437 0.0378 0.0415
21:01-22:00, Fri., 26 Apr. 0.0442 0.0394 0.0416
20:01-21:00, Fri., 26 Apr. 0.0450 0.0393 0.0415
19:01-20:00, Fri., 26 Apr. 0.0442 0.0390 0.0416
18:01-19:00, Fri., 26 Apr. 0.0443 0.0395 0.0417
17:01-18:00, Fri., 26 Apr. 0.0451 0.0393 0.0415
16:01-17:00, Fri., 26 Apr. 0.0446 0.0384 0.0415
15:01-16:00, Fri., 26 Apr. 0.0436 0.0390 0.0413
14:01-15:00, Fri., 26 Apr. 0.0442 0.0385 0.0415
13:01-14:00, Fri., 26 Apr. 0.0453 0.0389 0.0413
12:01-13:00, Fri., 26 Apr. 0.0438 0.0388 0.0414
11:01-12:00, Fri., 26 Apr. 0.0439 0.0385 0.0413
10:01-11:00, Fri., 26 Apr. 0.0438 0.0389 0.0411
09:01-10:00, Fri., 26 Apr. 0.0429 0.0389 0.0409
08:01-09:00, Fri., 26 Apr. 0.0432 0.0387 0.0412
07:01-08:00, Fri., 26 Apr. 0.0442 0.0393 0.0414
06:01-07:00, Fri., 26 Apr. 0.0442 0.0383 0.0411
05:01-06:00, Fri., 26 Apr. 0.0440 0.0377 0.0415
04:01-05:00, Fri., 26 Apr. 0.0443 0.0394 0.0412
03:01-04:00, Fri., 26 Apr. 0.0441 0.0387 0.0412
02:01-03:00, Fri., 26 Apr. 0.0443 0.0387 0.0410
01:01-02:00, Fri., 26 Apr. 0.0441 0.0392 0.0414
00:01-01:00, Fri., 26 Apr. 0.0449 0.0387 0.0413
23:01-24:00, Thu., 25 Apr. 0.0433 0.0391 0.0413
22:01-23:00, Thu., 25 Apr. 0.0442 0.0385 0.0415
21:01-22:00, Thu., 25 Apr. 0.0435 0.0391 0.0414
20:01-21:00, Thu., 25 Apr. 0.0441 0.0391 0.0414
19:01-20:00, Thu., 25 Apr. 0.0435 0.0389 0.0413
18:01-19:00, Thu., 25 Apr. 0.0441 0.0384 0.0416
17:01-18:00, Thu., 25 Apr. 0.0438 0.0384 0.0408
16:01-17:00, Thu., 25 Apr. 0.0439 0.0387 0.0411
15:01-16:00, Thu., 25 Apr. 0.0440 0.0379 0.0412
14:01-15:00, Thu., 25 Apr. 0.0437 0.0390 0.0409
13:01-14:00, Thu., 25 Apr. 0.0439 0.0383 0.0411
12:01-13:00, Thu., 25 Apr. 0.0433 0.0388 0.0410
11:01-12:00, Thu., 25 Apr. 0.0429 0.0389 0.0409
10:01-11:00, Thu., 25 Apr. 0.0428 0.0379 0.0406
09:01-10:00, Thu., 25 Apr. 0.0433 0.0382 0.0408
08:01-09:00, Thu., 25 Apr. 0.0444 0.0390 0.0410
07:01-08:00, Thu., 25 Apr. 0.0439 0.0387 0.0410
06:01-07:00, Thu., 25 Apr. 0.0435 0.0383 0.0411
05:01-06:00, Thu., 25 Apr. 0.0430 0.0374 0.0407
04:01-05:00, Thu., 25 Apr. 0.0441 0.0386 0.0412
03:01-04:00, Thu., 25 Apr. 0.0435 0.0395 0.0414
02:01-03:00, Thu., 25 Apr. 0.0448 0.0384 0.0419
01:01-02:00, Thu., 25 Apr. 0.0478 0.0413 0.0442
00:01-01:00, Thu., 25 Apr. 0.0487 0.0429 0.0462
23:01-24:00, Wed., 24 Apr. 0.0474 0.0419 0.0445
22:01-23:00, Wed., 24 Apr. 0.0457 0.0396 0.0427
21:01-22:00, Wed., 24 Apr. 0.0457 0.0397 0.0423
20:01-21:00, Wed., 24 Apr. 0.0447 0.0397 0.0419
19:01-20:00, Wed., 24 Apr. 0.0448 0.0389 0.0421
18:01-19:00, Wed., 24 Apr. 0.0447 0.0389 0.0420
17:01-18:00, Wed., 24 Apr. 0.0443 0.0398 0.0419
16:01-17:00, Wed., 24 Apr. 0.0449 0.0405 0.0427
15:01-16:00, Wed., 24 Apr. 0.0468 0.0396 0.0435
14:01-15:00, Wed., 24 Apr. 0.0478 0.0407 0.0446
13:01-14:00, Wed., 24 Apr. 0.0456 0.0399 0.0428
12:01-13:00, Wed., 24 Apr. 0.0489 0.0416 0.0453
11:01-12:00, Wed., 24 Apr. 0.0486 0.0404 0.0441
10:01-11:00, Wed., 24 Apr. 0.0446 0.0395 0.0422
09:01-10:00, Wed., 24 Apr. 0.0451 0.0398 0.0421
08:01-09:00, Wed., 24 Apr. 0.0441 0.0387 0.0413
07:01-08:00, Wed., 24 Apr. 0.0439 0.0387 0.0413
06:01-07:00, Wed., 24 Apr. 0.0432 0.0386 0.0412
05:01-06:00, Wed., 24 Apr. 0.0444 0.0397 0.0414
04:01-05:00, Wed., 24 Apr. 0.0440 0.0390 0.0413
03:01-04:00, Wed., 24 Apr. 0.0439 0.0392 0.0412
02:01-03:00, Wed., 24 Apr. 0.0433 0.0380 0.0410
01:01-02:00, Wed., 24 Apr. 0.0433 0.0381 0.0410
00:01-01:00, Wed., 24 Apr. 0.0438 0.0384 0.0411
23:01-24:00, Tue., 23 Apr. 0.0437 0.0390 0.0413
22:01-23:00, Tue., 23 Apr. 0.0443 0.0394 0.0413
21:01-22:00, Tue., 23 Apr. 0.0433 0.0383 0.0412
20:01-21:00, Tue., 23 Apr. 0.0444 0.0392 0.0412
19:01-20:00, Tue., 23 Apr. 0.0455 0.0384 0.0414
18:01-19:00, Tue., 23 Apr. 0.0434 0.0387 0.0410
17:01-18:00, Tue., 23 Apr. 0.0446 0.0387 0.0412
16:01-17:00, Tue., 23 Apr. 0.0439 0.0384 0.0412
15:01-16:00, Tue., 23 Apr. 0.0442 0.0375 0.0412
14:01-15:00, Tue., 23 Apr. 0.0432 0.0388 0.0411
13:01-14:00, Tue., 23 Apr. 0.0442 0.0389 0.0415
12:01-13:00, Tue., 23 Apr. 0.0437 0.0389 0.0413
11:01-12:00, Tue., 23 Apr. 0.0441 0.0387 0.0414
10:01-11:00, Tue., 23 Apr. 0.0430 0.0382 0.0411
09:01-10:00, Tue., 23 Apr. 0.0430 0.0384 0.0410
08:01-09:00, Tue., 23 Apr. 0.0444 0.0384 0.0414
07:01-08:00, Tue., 23 Apr. 0.0452 0.0385 0.0414
06:01-07:00, Tue., 23 Apr. 0.0428 0.0390 0.0413
05:01-06:00, Tue., 23 Apr. 0.0434 0.0388 0.0413
04:01-05:00, Tue., 23 Apr. 0.0437 0.0389 0.0410
03:01-04:00, Tue., 23 Apr. 0.0439 0.0383 0.0412
02:01-03:00, Tue., 23 Apr. 0.0433 0.0386 0.0412
01:01-02:00, Tue., 23 Apr. 0.0450 0.0388 0.0412
00:01-01:00, Tue., 23 Apr. 0.0444 0.0390 0.0412
23:01-24:00, Mon., 22 Apr. 0.0438 0.0388 0.0409
22:01-23:00, Mon., 22 Apr. 0.0435 0.0392 0.0411
21:01-22:00, Mon., 22 Apr. 0.0447 0.0394 0.0414
20:01-21:00, Mon., 22 Apr. 0.0434 0.0380 0.0414
19:01-20:00, Mon., 22 Apr. 0.0434 0.0385 0.0412
18:01-19:00, Mon., 22 Apr. 0.0435 0.0379 0.0409
17:01-18:00, Mon., 22 Apr. 0.0442 0.0378 0.0411
16:01-17:00, Mon., 22 Apr. 0.0443 0.0385 0.0410
15:01-16:00, Mon., 22 Apr. 0.0446 0.0385 0.0410
14:01-15:00, Mon., 22 Apr. 0.0446 0.0382 0.0410
13:01-14:00, Mon., 22 Apr. 0.0435 0.0384 0.0410
12:01-13:00, Mon., 22 Apr. 0.0430 0.0378 0.0408
11:01-12:00, Mon., 22 Apr. 0.0438 0.0384 0.0411
10:01-11:00, Mon., 22 Apr. 0.0449 0.0384 0.0411
09:01-10:00, Mon., 22 Apr. 0.0442 0.0393 0.0412
08:01-09:00, Mon., 22 Apr. 0.0435 0.0395 0.0412
07:01-08:00, Mon., 22 Apr. 0.0445 0.0381 0.0412
06:01-07:00, Mon., 22 Apr. 0.0437 0.0388 0.0411
05:01-06:00, Mon., 22 Apr. 0.0430 0.0385 0.0408
04:01-05:00, Mon., 22 Apr. 0.0438 0.0389 0.0415
03:01-04:00, Mon., 22 Apr. 0.0440 0.0387 0.0409
02:01-03:00, Mon., 22 Apr. 0.0454 0.0389 0.0412
01:01-02:00, Mon., 22 Apr. 0.0440 0.0392 0.0411
00:01-01:00, Mon., 22 Apr. 0.0434 0.0388 0.0414