Measurement results by the hour (Ota) 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. 0.0522 0.0460 0.0487
22:01-23:00, Sun., 28 Apr. 0.0519 0.0456 0.0483
21:01-22:00, Sun., 28 Apr. 0.0518 0.0449 0.0485
20:01-21:00, Sun., 28 Apr. 0.0528 0.0451 0.0487
19:01-20:00, Sun., 28 Apr. 0.0517 0.0448 0.0485
18:01-19:00, Sun., 28 Apr. 0.0516 0.0456 0.0484
17:01-18:00, Sun., 28 Apr. 0.0508 0.0443 0.0482
16:01-17:00, Sun., 28 Apr. 0.0521 0.0457 0.0486
15:01-16:00, Sun., 28 Apr. 0.0522 0.0457 0.0483
14:01-15:00, Sun., 28 Apr. 0.0514 0.0455 0.0485
13:01-14:00, Sun., 28 Apr. 0.0531 0.0457 0.0488
12:01-13:00, Sun., 28 Apr. 0.0518 0.0451 0.0484
11:01-12:00, Sun., 28 Apr. 0.0520 0.0443 0.0485
10:01-11:00, Sun., 28 Apr. 0.0532 0.0448 0.0489
09:01-10:00, Sun., 28 Apr. 0.0513 0.0458 0.0486
08:01-09:00, Sun., 28 Apr. 0.0528 0.0458 0.0487
07:01-08:00, Sun., 28 Apr. 0.0519 0.0463 0.0488
06:01-07:00, Sun., 28 Apr. 0.0523 0.0461 0.0488
05:01-06:00, Sun., 28 Apr. 0.0520 0.0456 0.0486
04:01-05:00, Sun., 28 Apr. 0.0512 0.0455 0.0484
03:01-04:00, Sun., 28 Apr. 0.0517 0.0446 0.0486
02:01-03:00, Sun., 28 Apr. 0.0517 0.0455 0.0485
01:01-02:00, Sun., 28 Apr. 0.0519 0.0447 0.0484
00:01-01:00, Sun., 28 Apr. 0.0513 0.0448 0.0485
23:01-24:00, Sat., 27 Apr. 0.0520 0.0457 0.0482
22:01-23:00, Sat., 27 Apr. 0.0522 0.0448 0.0481
21:01-22:00, Sat., 27 Apr. 0.0514 0.0447 0.0482
20:01-21:00, Sat., 27 Apr. 0.0520 0.0455 0.0484
19:01-20:00, Sat., 27 Apr. 0.0518 0.0448 0.0483
18:01-19:00, Sat., 27 Apr. 0.0507 0.0453 0.0480
17:01-18:00, Sat., 27 Apr. 0.0517 0.0448 0.0486
16:01-17:00, Sat., 27 Apr. 0.0525 0.0462 0.0486
15:01-16:00, Sat., 27 Apr. 0.0515 0.0453 0.0485
14:01-15:00, Sat., 27 Apr. 0.0514 0.0461 0.0486
13:01-14:00, Sat., 27 Apr. 0.0518 0.0451 0.0486
12:01-13:00, Sat., 27 Apr. 0.0523 0.0445 0.0489
11:01-12:00, Sat., 27 Apr. 0.0520 0.0453 0.0486
10:01-11:00, Sat., 27 Apr. 0.0524 0.0461 0.0486
09:01-10:00, Sat., 27 Apr. 0.0510 0.0446 0.0488
08:01-09:00, Sat., 27 Apr. 0.0527 0.0452 0.0488
07:01-08:00, Sat., 27 Apr. 0.0516 0.0449 0.0488
06:01-07:00, Sat., 27 Apr. 0.0510 0.0439 0.0482
05:01-06:00, Sat., 27 Apr. 0.0518 0.0440 0.0483
04:01-05:00, Sat., 27 Apr. 0.0505 0.0448 0.0480
03:01-04:00, Sat., 27 Apr. 0.0519 0.0453 0.0482
02:01-03:00, Sat., 27 Apr. 0.0510 0.0448 0.0481
01:01-02:00, Sat., 27 Apr. 0.0518 0.0449 0.0481
00:01-01:00, Sat., 27 Apr. 0.0519 0.0451 0.0484
23:01-24:00, Fri., 26 Apr. 0.0545 0.0459 0.0497
22:01-23:00, Fri., 26 Apr. 0.0534 0.0460 0.0502
21:01-22:00, Fri., 26 Apr. 0.0515 0.0455 0.0488
20:01-21:00, Fri., 26 Apr. 0.0522 0.0458 0.0486
19:01-20:00, Fri., 26 Apr. 0.0521 0.0431 0.0481
18:01-19:00, Fri., 26 Apr. 0.0511 0.0445 0.0482
17:01-18:00, Fri., 26 Apr. 0.0518 0.0450 0.0483
16:01-17:00, Fri., 26 Apr. 0.0512 0.0432 0.0469
15:01-16:00, Fri., 26 Apr. 0.0495 0.0425 0.0460
14:01-15:00, Fri., 26 Apr. 0.0501 0.0444 0.0473
13:01-14:00, Fri., 26 Apr. 0.0516 0.0448 0.0480
12:01-13:00, Fri., 26 Apr. 0.0522 0.0441 0.0481
11:01-12:00, Fri., 26 Apr. 0.0512 0.0442 0.0481
10:01-11:00, Fri., 26 Apr. 0.0511 0.0456 0.0481
09:01-10:00, Fri., 26 Apr. 0.0518 0.0451 0.0479
08:01-09:00, Fri., 26 Apr. 0.0512 0.0455 0.0481
07:01-08:00, Fri., 26 Apr. 0.0520 0.0449 0.0480
06:01-07:00, Fri., 26 Apr. 0.0513 0.0439 0.0483
05:01-06:00, Fri., 26 Apr. 0.0520 0.0451 0.0484
04:01-05:00, Fri., 26 Apr. 0.0514 0.0448 0.0481
03:01-04:00, Fri., 26 Apr. 0.0515 0.0456 0.0481
02:01-03:00, Fri., 26 Apr. 0.0509 0.0445 0.0478
01:01-02:00, Fri., 26 Apr. 0.0518 0.0451 0.0482
00:01-01:00, Fri., 26 Apr. 0.0513 0.0450 0.0480
23:01-24:00, Thu., 25 Apr. 0.0513 0.0444 0.0479
22:01-23:00, Thu., 25 Apr. 0.0506 0.0447 0.0480
21:01-22:00, Thu., 25 Apr. 0.0509 0.0448 0.0480
20:01-21:00, Thu., 25 Apr. 0.0515 0.0457 0.0479
19:01-20:00, Thu., 25 Apr. 0.0513 0.0449 0.0479
18:01-19:00, Thu., 25 Apr. 0.0506 0.0445 0.0477
17:01-18:00, Thu., 25 Apr. 0.0524 0.0449 0.0481
16:01-17:00, Thu., 25 Apr. 0.0513 0.0442 0.0476
15:01-16:00, Thu., 25 Apr. 0.0525 0.0444 0.0481
14:01-15:00, Thu., 25 Apr. 0.0517 0.0452 0.0480
13:01-14:00, Thu., 25 Apr. 0.0532 0.0441 0.0483
12:01-13:00, Thu., 25 Apr. 0.0504 0.0454 0.0482
11:01-12:00, Thu., 25 Apr. 0.0516 0.0445 0.0481
10:01-11:00, Thu., 25 Apr. 0.0508 0.0446 0.0480
09:01-10:00, Thu., 25 Apr. 0.0511 0.0445 0.0479
08:01-09:00, Thu., 25 Apr. 0.0503 0.0443 0.0477
07:01-08:00, Thu., 25 Apr. 0.0531 0.0445 0.0481
06:01-07:00, Thu., 25 Apr. 0.0516 0.0451 0.0479
05:01-06:00, Thu., 25 Apr. 0.0511 0.0437 0.0479
04:01-05:00, Thu., 25 Apr. 0.0518 0.0444 0.0476
03:01-04:00, Thu., 25 Apr. 0.0516 0.0446 0.0481
02:01-03:00, Thu., 25 Apr. 0.0546 0.0443 0.0498
01:01-02:00, Thu., 25 Apr. 0.0578 0.0485 0.0535
00:01-01:00, Thu., 25 Apr. 0.0588 0.0493 0.0550
23:01-24:00, Wed., 24 Apr. 0.0573 0.0496 0.0532
22:01-23:00, Wed., 24 Apr. 0.0554 0.0475 0.0511
21:01-22:00, Wed., 24 Apr. 0.0523 0.0470 0.0499
20:01-21:00, Wed., 24 Apr. 0.0538 0.0456 0.0489
19:01-20:00, Wed., 24 Apr. 0.0518 0.0451 0.0486
18:01-19:00, Wed., 24 Apr. 0.0524 0.0462 0.0492
17:01-18:00, Wed., 24 Apr. 0.0525 0.0461 0.0488
16:01-17:00, Wed., 24 Apr. 0.0540 0.0460 0.0493
15:01-16:00, Wed., 24 Apr. 0.0546 0.0465 0.0505
14:01-15:00, Wed., 24 Apr. 0.0572 0.0484 0.0536
13:01-14:00, Wed., 24 Apr. 0.0537 0.0455 0.0498
12:01-13:00, Wed., 24 Apr. 0.0560 0.0466 0.0512
11:01-12:00, Wed., 24 Apr. 0.0557 0.0451 0.0500
10:01-11:00, Wed., 24 Apr. 0.0530 0.0450 0.0492
09:01-10:00, Wed., 24 Apr. 0.0534 0.0459 0.0494
08:01-09:00, Wed., 24 Apr. 0.0529 0.0453 0.0489
07:01-08:00, Wed., 24 Apr. 0.0524 0.0451 0.0484
06:01-07:00, Wed., 24 Apr. 0.0518 0.0452 0.0486
05:01-06:00, Wed., 24 Apr. 0.0531 0.0450 0.0481
04:01-05:00, Wed., 24 Apr. 0.0520 0.0445 0.0487
03:01-04:00, Wed., 24 Apr. 0.0524 0.0450 0.0483
02:01-03:00, Wed., 24 Apr. 0.0520 0.0433 0.0481
01:01-02:00, Wed., 24 Apr. 0.0515 0.0458 0.0485
00:01-01:00, Wed., 24 Apr. 0.0516 0.0439 0.0485
23:01-24:00, Tue., 23 Apr. 0.0516 0.0452 0.0482
22:01-23:00, Tue., 23 Apr. 0.0526 0.0454 0.0485
21:01-22:00, Tue., 23 Apr. 0.0510 0.0445 0.0480
20:01-21:00, Tue., 23 Apr. 0.0534 0.0447 0.0484
19:01-20:00, Tue., 23 Apr. 0.0521 0.0453 0.0483
18:01-19:00, Tue., 23 Apr. 0.0514 0.0433 0.0480
17:01-18:00, Tue., 23 Apr. 0.0513 0.0449 0.0480
16:01-17:00, Tue., 23 Apr. 0.0514 0.0445 0.0479
15:01-16:00, Tue., 23 Apr. 0.0519 0.0434 0.0478
14:01-15:00, Tue., 23 Apr. 0.0513 0.0445 0.0482
13:01-14:00, Tue., 23 Apr. 0.0518 0.0445 0.0480
12:01-13:00, Tue., 23 Apr. 0.0505 0.0440 0.0478
11:01-12:00, Tue., 23 Apr. 0.0521 0.0449 0.0481
10:01-11:00, Tue., 23 Apr. 0.0511 0.0452 0.0483
09:01-10:00, Tue., 23 Apr. 0.0515 0.0451 0.0487
08:01-09:00, Tue., 23 Apr. 0.0526 0.0462 0.0491
07:01-08:00, Tue., 23 Apr. 0.0513 0.0454 0.0484
06:01-07:00, Tue., 23 Apr. 0.0528 0.0450 0.0484
05:01-06:00, Tue., 23 Apr. 0.0506 0.0456 0.0481
04:01-05:00, Tue., 23 Apr. 0.0511 0.0445 0.0478
03:01-04:00, Tue., 23 Apr. 0.0522 0.0439 0.0481
02:01-03:00, Tue., 23 Apr. 0.0511 0.0436 0.0479
01:01-02:00, Tue., 23 Apr. 0.0515 0.0438 0.0476
00:01-01:00, Tue., 23 Apr. 0.0516 0.0442 0.0481
23:01-24:00, Mon., 22 Apr. 0.0521 0.0445 0.0481
22:01-23:00, Mon., 22 Apr. 0.0511 0.0447 0.0476
21:01-22:00, Mon., 22 Apr. 0.0518 0.0456 0.0481
20:01-21:00, Mon., 22 Apr. 0.0513 0.0448 0.0479
19:01-20:00, Mon., 22 Apr. 0.0520 0.0451 0.0482
18:01-19:00, Mon., 22 Apr. 0.0529 0.0439 0.0482
17:01-18:00, Mon., 22 Apr. 0.0508 0.0448 0.0477
16:01-17:00, Mon., 22 Apr. 0.0511 0.0447 0.0479
15:01-16:00, Mon., 22 Apr. 0.0507 0.0448 0.0480
14:01-15:00, Mon., 22 Apr. 0.0505 0.0460 0.0480
13:01-14:00, Mon., 22 Apr. 0.0503 0.0448 0.0477
12:01-13:00, Mon., 22 Apr. 0.0521 0.0452 0.0483
11:01-12:00, Mon., 22 Apr. 0.0520 0.0450 0.0485
10:01-11:00, Mon., 22 Apr. 0.0518 0.0445 0.0480
09:01-10:00, Mon., 22 Apr. 0.0513 0.0445 0.0483
08:01-09:00, Mon., 22 Apr. 0.0506 0.0447 0.0479
07:01-08:00, Mon., 22 Apr. 0.0523 0.0443 0.0482
06:01-07:00, Mon., 22 Apr. 0.0504 0.0442 0.0476
05:01-06:00, Mon., 22 Apr. 0.0503 0.0442 0.0472
04:01-05:00, Mon., 22 Apr. 0.0516 0.0452 0.0478
03:01-04:00, Mon., 22 Apr. 0.0527 0.0441 0.0475
02:01-03:00, Mon., 22 Apr. 0.0525 0.0439 0.0475
01:01-02:00, Mon., 22 Apr. 0.0502 0.0449 0.0476
00:01-01:00, Mon., 22 Apr. 0.0507 0.0442 0.0475