Measurement results by the hour (Koto) 25 Mar., 2013 - 31 Mar., 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., 31 Mar. 0.0445 0.0397 0.0420
22:01-23:00, Sun., 31 Mar. 0.0449 0.0398 0.0418
21:01-22:00, Sun., 31 Mar. 0.0447 0.0393 0.0419
20:01-21:00, Sun., 31 Mar. 0.0445 0.0394 0.0421
19:01-20:00, Sun., 31 Mar. 0.0435 0.0402 0.0419
18:01-19:00, Sun., 31 Mar. 0.0454 0.0393 0.0418
17:01-18:00, Sun., 31 Mar. 0.0450 0.0398 0.0419
16:01-17:00, Sun., 31 Mar. 0.0450 0.0391 0.0419
15:01-16:00, Sun., 31 Mar. 0.0439 0.0397 0.0415
14:01-15:00, Sun., 31 Mar. 0.0442 0.0393 0.0418
13:01-14:00, Sun., 31 Mar. 0.0449 0.0388 0.0422
12:01-13:00, Sun., 31 Mar. 0.0436 0.0391 0.0418
11:01-12:00, Sun., 31 Mar. 0.0443 0.0395 0.0419
10:01-11:00, Sun., 31 Mar. 0.0455 0.0399 0.0424
09:01-10:00, Sun., 31 Mar. 0.0453 0.0401 0.0429
08:01-09:00, Sun., 31 Mar. 0.0446 0.0394 0.0422
07:01-08:00, Sun., 31 Mar. 0.0461 0.0405 0.0427
06:01-07:00, Sun., 31 Mar. 0.0482 0.0415 0.0446
05:01-06:00, Sun., 31 Mar. 0.0484 0.0425 0.0459
04:01-05:00, Sun., 31 Mar. 0.0470 0.0405 0.0438
03:01-04:00, Sun., 31 Mar. 0.0470 0.0414 0.0443
02:01-03:00, Sun., 31 Mar. 0.0463 0.0404 0.0435
01:01-02:00, Sun., 31 Mar. 0.0454 0.0395 0.0419
00:01-01:00, Sun., 31 Mar. 0.0453 0.0392 0.0423
23:01-24:00, Sat., 30 Mar. 0.0445 0.0403 0.0421
22:01-23:00, Sat., 30 Mar. 0.0442 0.0391 0.0421
21:01-22:00, Sat., 30 Mar. 0.0451 0.0393 0.0421
20:01-21:00, Sat., 30 Mar. 0.0448 0.0404 0.0422
19:01-20:00, Sat., 30 Mar. 0.0451 0.0394 0.0422
18:01-19:00, Sat., 30 Mar. 0.0441 0.0384 0.0421
17:01-18:00, Sat., 30 Mar. 0.0449 0.0392 0.0422
16:01-17:00, Sat., 30 Mar. 0.0458 0.0387 0.0420
15:01-16:00, Sat., 30 Mar. 0.0443 0.0398 0.0421
14:01-15:00, Sat., 30 Mar. 0.0456 0.0401 0.0419
13:01-14:00, Sat., 30 Mar. 0.0458 0.0397 0.0421
12:01-13:00, Sat., 30 Mar. 0.0445 0.0395 0.0420
11:01-12:00, Sat., 30 Mar. 0.0443 0.0400 0.0420
10:01-11:00, Sat., 30 Mar. 0.0442 0.0399 0.0420
09:01-10:00, Sat., 30 Mar. 0.0449 0.0400 0.0423
08:01-09:00, Sat., 30 Mar. 0.0445 0.0395 0.0421
07:01-08:00, Sat., 30 Mar. 0.0439 0.0386 0.0417
06:01-07:00, Sat., 30 Mar. 0.0437 0.0394 0.0417
05:01-06:00, Sat., 30 Mar. 0.0447 0.0403 0.0423
04:01-05:00, Sat., 30 Mar. 0.0454 0.0396 0.0419
03:01-04:00, Sat., 30 Mar. 0.0440 0.0399 0.0420
02:01-03:00, Sat., 30 Mar. 0.0444 0.0401 0.0420
01:01-02:00, Sat., 30 Mar. 0.0442 0.0390 0.0419
00:01-01:00, Sat., 30 Mar. 0.0437 0.0397 0.0420
23:01-24:00, Fri., 29 Mar. 0.0450 0.0395 0.0418
22:01-23:00, Fri., 29 Mar. 0.0451 0.0384 0.0418
21:01-22:00, Fri., 29 Mar. 0.0452 0.0395 0.0419
20:01-21:00, Fri., 29 Mar. 0.0443 0.0388 0.0416
19:01-20:00, Fri., 29 Mar. 0.0450 0.0401 0.0421
18:01-19:00, Fri., 29 Mar. 0.0446 0.0390 0.0419
17:01-18:00, Fri., 29 Mar. 0.0439 0.0395 0.0418
16:01-17:00, Fri., 29 Mar. 0.0441 0.0401 0.0418
15:01-16:00, Fri., 29 Mar. 0.0445 0.0394 0.0419
14:01-15:00, Fri., 29 Mar. 0.0445 0.0394 0.0414
13:01-14:00, Fri., 29 Mar. 0.0433 0.0385 0.0413
12:01-13:00, Fri., 29 Mar. 0.0446 0.0396 0.0420
11:01-12:00, Fri., 29 Mar. 0.0439 0.0392 0.0420
10:01-11:00, Fri., 29 Mar. 0.0451 0.0395 0.0422
09:01-10:00, Fri., 29 Mar. 0.0446 0.0395 0.0417
08:01-09:00, Fri., 29 Mar. 0.0439 0.0394 0.0417
07:01-08:00, Fri., 29 Mar. 0.0456 0.0393 0.0417
06:01-07:00, Fri., 29 Mar. 0.0443 0.0394 0.0419
05:01-06:00, Fri., 29 Mar. 0.0445 0.0394 0.0422
04:01-05:00, Fri., 29 Mar. 0.0445 0.0396 0.0418
03:01-04:00, Fri., 29 Mar. 0.0437 0.0387 0.0415
02:01-03:00, Fri., 29 Mar. 0.0438 0.0384 0.0415
01:01-02:00, Fri., 29 Mar. 0.0454 0.0383 0.0416
00:01-01:00, Fri., 29 Mar. 0.0441 0.0392 0.0417
23:01-24:00, Thu., 28 Mar. 0.0438 0.0397 0.0419
22:01-23:00, Thu., 28 Mar. 0.0446 0.0389 0.0418
21:01-22:00, Thu., 28 Mar. 0.0441 0.0396 0.0418
20:01-21:00, Thu., 28 Mar. 0.0450 0.0394 0.0419
19:01-20:00, Thu., 28 Mar. 0.0438 0.0391 0.0418
18:01-19:00, Thu., 28 Mar. 0.0437 0.0389 0.0417
17:01-18:00, Thu., 28 Mar. 0.0440 0.0390 0.0415
16:01-17:00, Thu., 28 Mar. 0.0450 0.0394 0.0417
15:01-16:00, Thu., 28 Mar. 0.0447 0.0396 0.0414
14:01-15:00, Thu., 28 Mar. 0.0439 0.0392 0.0416
13:01-14:00, Thu., 28 Mar. 0.0450 0.0392 0.0418
12:01-13:00, Thu., 28 Mar. 0.0447 0.0383 0.0419
11:01-12:00, Thu., 28 Mar. 0.0441 0.0380 0.0417
10:01-11:00, Thu., 28 Mar. 0.0446 0.0390 0.0417
09:01-10:00, Thu., 28 Mar. 0.0448 0.0384 0.0418
08:01-09:00, Thu., 28 Mar. 0.0447 0.0392 0.0417
07:01-08:00, Thu., 28 Mar. 0.0438 0.0392 0.0417
06:01-07:00, Thu., 28 Mar. 0.0443 0.0392 0.0419
05:01-06:00, Thu., 28 Mar. 0.0444 0.0398 0.0419
04:01-05:00, Thu., 28 Mar. 0.0442 0.0398 0.0420
03:01-04:00, Thu., 28 Mar. 0.0450 0.0389 0.0417
02:01-03:00, Thu., 28 Mar. 0.0444 0.0393 0.0417
01:01-02:00, Thu., 28 Mar. 0.0447 0.0380 0.0417
00:01-01:00, Thu., 28 Mar. 0.0438 0.0385 0.0416
23:01-24:00, Wed., 27 Mar. 0.0455 0.0388 0.0418
22:01-23:00, Wed., 27 Mar. 0.0435 0.0393 0.0415
21:01-22:00, Wed., 27 Mar. 0.0453 0.0398 0.0418
20:01-21:00, Wed., 27 Mar. 0.0444 0.0396 0.0417
19:01-20:00, Wed., 27 Mar. 0.0440 0.0386 0.0414
18:01-19:00, Wed., 27 Mar. 0.0439 0.0393 0.0418
17:01-18:00, Wed., 27 Mar. 0.0442 0.0390 0.0417
16:01-17:00, Wed., 27 Mar. 0.0451 0.0393 0.0418
15:01-16:00, Wed., 27 Mar. 0.0453 0.0395 0.0419
14:01-15:00, Wed., 27 Mar. 0.0463 0.0404 0.0430
13:01-14:00, Wed., 27 Mar. 0.0484 0.0416 0.0456
12:01-13:00, Wed., 27 Mar. 0.0489 0.0420 0.0450
11:01-12:00, Wed., 27 Mar. 0.0473 0.0422 0.0447
10:01-11:00, Wed., 27 Mar. 0.0497 0.0442 0.0462
09:01-10:00, Wed., 27 Mar. 0.0495 0.0434 0.0465
08:01-09:00, Wed., 27 Mar. 0.0484 0.0421 0.0451
07:01-08:00, Wed., 27 Mar. 0.0462 0.0421 0.0441
06:01-07:00, Wed., 27 Mar. 0.0456 0.0413 0.0431
05:01-06:00, Wed., 27 Mar. 0.0454 0.0397 0.0426
04:01-05:00, Wed., 27 Mar. 0.0442 0.0387 0.0420
03:01-04:00, Wed., 27 Mar. 0.0447 0.0397 0.0418
02:01-03:00, Wed., 27 Mar. 0.0442 0.0403 0.0419
01:01-02:00, Wed., 27 Mar. 0.0441 0.0399 0.0421
00:01-01:00, Wed., 27 Mar. 0.0447 0.0398 0.0418
23:01-24:00, Tue., 26 Mar. 0.0449 0.0394 0.0419
22:01-23:00, Tue., 26 Mar. 0.0441 0.0395 0.0417
21:01-22:00, Tue., 26 Mar. 0.0453 0.0400 0.0421
20:01-21:00, Tue., 26 Mar. 0.0439 0.0401 0.0418
19:01-20:00, Tue., 26 Mar. 0.0451 0.0394 0.0418
18:01-19:00, Tue., 26 Mar. 0.0439 0.0394 0.0418
17:01-18:00, Tue., 26 Mar. 0.0452 0.0388 0.0419
16:01-17:00, Tue., 26 Mar. 0.0445 0.0392 0.0417
15:01-16:00, Tue., 26 Mar. 0.0443 0.0396 0.0417
14:01-15:00, Tue., 26 Mar. 0.0445 0.0389 0.0417
13:01-14:00, Tue., 26 Mar. 0.0450 0.0393 0.0418
12:01-13:00, Tue., 26 Mar. 0.0444 0.0391 0.0419
11:01-12:00, Tue., 26 Mar. 0.0437 0.0394 0.0417
10:01-11:00, Tue., 26 Mar. 0.0436 0.0399 0.0420
09:01-10:00, Tue., 26 Mar. 0.0441 0.0395 0.0417
08:01-09:00, Tue., 26 Mar. 0.0442 0.0385 0.0418
07:01-08:00, Tue., 26 Mar. 0.0446 0.0387 0.0418
06:01-07:00, Tue., 26 Mar. 0.0461 0.0391 0.0418
05:01-06:00, Tue., 26 Mar. 0.0448 0.0382 0.0415
04:01-05:00, Tue., 26 Mar. 0.0442 0.0390 0.0416
03:01-04:00, Tue., 26 Mar. 0.0447 0.0398 0.0420
02:01-03:00, Tue., 26 Mar. 0.0445 0.0390 0.0420
01:01-02:00, Tue., 26 Mar. 0.0446 0.0397 0.0423
00:01-01:00, Tue., 26 Mar. 0.0459 0.0397 0.0426
23:01-24:00, Mon., 25 Mar. 0.0453 0.0409 0.0432
22:01-23:00, Mon., 25 Mar. 0.0472 0.0413 0.0439
21:01-22:00, Mon., 25 Mar. 0.0450 0.0397 0.0427
20:01-21:00, Mon., 25 Mar. 0.0467 0.0405 0.0435
19:01-20:00, Mon., 25 Mar. 0.0469 0.0414 0.0444
18:01-19:00, Mon., 25 Mar. 0.0461 0.0410 0.0428
17:01-18:00, Mon., 25 Mar. 0.0440 0.0392 0.0417
16:01-17:00, Mon., 25 Mar. 0.0443 0.0397 0.0420
15:01-16:00, Mon., 25 Mar. 0.0448 0.0396 0.0423
14:01-15:00, Mon., 25 Mar. 0.0448 0.0396 0.0426
13:01-14:00, Mon., 25 Mar. 0.0479 0.0412 0.0448
12:01-13:00, Mon., 25 Mar. 0.0466 0.0407 0.0443
11:01-12:00, Mon., 25 Mar. 0.0460 0.0403 0.0425
10:01-11:00, Mon., 25 Mar. 0.0442 0.0392 0.0420
09:01-10:00, Mon., 25 Mar. 0.0448 0.0398 0.0426
08:01-09:00, Mon., 25 Mar. 0.0452 0.0411 0.0430
07:01-08:00, Mon., 25 Mar. 0.0455 0.0404 0.0430
06:01-07:00, Mon., 25 Mar. 0.0482 0.0414 0.0439
05:01-06:00, Mon., 25 Mar. 0.0469 0.0401 0.0430
04:01-05:00, Mon., 25 Mar. 0.0452 0.0394 0.0422
03:01-04:00, Mon., 25 Mar. 0.0445 0.0397 0.0423
02:01-03:00, Mon., 25 Mar. 0.0445 0.0389 0.0419
01:01-02:00, Mon., 25 Mar. 0.0455 0.0393 0.0420
00:01-01:00, Mon., 25 Mar. 0.0447 0.0401 0.0421