Measurement results by the hour (Ota) 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. 0.0525 0.0466 0.0494
22:01-23:00, Sun., 31 Mar. 0.0532 0.0461 0.0494
21:01-22:00, Sun., 31 Mar. 0.0541 0.0457 0.0499
20:01-21:00, Sun., 31 Mar. 0.0539 0.0461 0.0499
19:01-20:00, Sun., 31 Mar. 0.0528 0.0451 0.0497
18:01-19:00, Sun., 31 Mar. 0.0520 0.0456 0.0488
17:01-18:00, Sun., 31 Mar. 0.0516 0.0452 0.0486
16:01-17:00, Sun., 31 Mar. 0.0521 0.0463 0.0486
15:01-16:00, Sun., 31 Mar. 0.0516 0.0466 0.0490
14:01-15:00, Sun., 31 Mar. 0.0526 0.0460 0.0493
13:01-14:00, Sun., 31 Mar. 0.0531 0.0443 0.0491
12:01-13:00, Sun., 31 Mar. 0.0530 0.0460 0.0491
11:01-12:00, Sun., 31 Mar. 0.0523 0.0465 0.0493
10:01-11:00, Sun., 31 Mar. 0.0531 0.0466 0.0495
09:01-10:00, Sun., 31 Mar. 0.0546 0.0466 0.0508
08:01-09:00, Sun., 31 Mar. 0.0547 0.0459 0.0500
07:01-08:00, Sun., 31 Mar. 0.0530 0.0445 0.0495
06:01-07:00, Sun., 31 Mar. 0.0584 0.0481 0.0518
05:01-06:00, Sun., 31 Mar. 0.0606 0.0503 0.0557
04:01-05:00, Sun., 31 Mar. 0.0578 0.0491 0.0530
03:01-04:00, Sun., 31 Mar. 0.0567 0.0487 0.0538
02:01-03:00, Sun., 31 Mar. 0.0556 0.0476 0.0520
01:01-02:00, Sun., 31 Mar. 0.0530 0.0465 0.0497
00:01-01:00, Sun., 31 Mar. 0.0531 0.0466 0.0495
23:01-24:00, Sat., 30 Mar. 0.0530 0.0462 0.0493
22:01-23:00, Sat., 30 Mar. 0.0523 0.0466 0.0493
21:01-22:00, Sat., 30 Mar. 0.0524 0.0460 0.0494
20:01-21:00, Sat., 30 Mar. 0.0541 0.0473 0.0499
19:01-20:00, Sat., 30 Mar. 0.0536 0.0474 0.0500
18:01-19:00, Sat., 30 Mar. 0.0528 0.0453 0.0494
17:01-18:00, Sat., 30 Mar. 0.0526 0.0451 0.0495
16:01-17:00, Sat., 30 Mar. 0.0521 0.0461 0.0493
15:01-16:00, Sat., 30 Mar. 0.0532 0.0459 0.0495
14:01-15:00, Sat., 30 Mar. 0.0527 0.0457 0.0495
13:01-14:00, Sat., 30 Mar. 0.0532 0.0474 0.0498
12:01-13:00, Sat., 30 Mar. 0.0534 0.0460 0.0499
11:01-12:00, Sat., 30 Mar. 0.0527 0.0464 0.0497
10:01-11:00, Sat., 30 Mar. 0.0534 0.0461 0.0501
09:01-10:00, Sat., 30 Mar. 0.0527 0.0468 0.0496
08:01-09:00, Sat., 30 Mar. 0.0521 0.0457 0.0492
07:01-08:00, Sat., 30 Mar. 0.0525 0.0457 0.0489
06:01-07:00, Sat., 30 Mar. 0.0542 0.0463 0.0493
05:01-06:00, Sat., 30 Mar. 0.0520 0.0466 0.0490
04:01-05:00, Sat., 30 Mar. 0.0536 0.0457 0.0492
03:01-04:00, Sat., 30 Mar. 0.0523 0.0461 0.0493
02:01-03:00, Sat., 30 Mar. 0.0543 0.0447 0.0494
01:01-02:00, Sat., 30 Mar. 0.0542 0.0456 0.0494
00:01-01:00, Sat., 30 Mar. 0.0538 0.0468 0.0497
23:01-24:00, Fri., 29 Mar. 0.0529 0.0461 0.0494
22:01-23:00, Fri., 29 Mar. 0.0520 0.0460 0.0493
21:01-22:00, Fri., 29 Mar. 0.0526 0.0461 0.0491
20:01-21:00, Fri., 29 Mar. 0.0525 0.0450 0.0495
19:01-20:00, Fri., 29 Mar. 0.0526 0.0447 0.0493
18:01-19:00, Fri., 29 Mar. 0.0528 0.0449 0.0492
17:01-18:00, Fri., 29 Mar. 0.0533 0.0449 0.0496
16:01-17:00, Fri., 29 Mar. 0.0530 0.0465 0.0492
15:01-16:00, Fri., 29 Mar. 0.0524 0.0463 0.0488
14:01-15:00, Fri., 29 Mar. 0.0521 0.0463 0.0492
13:01-14:00, Fri., 29 Mar. 0.0528 0.0466 0.0493
12:01-13:00, Fri., 29 Mar. 0.0518 0.0467 0.0492
11:01-12:00, Fri., 29 Mar. 0.0515 0.0467 0.0489
10:01-11:00, Fri., 29 Mar. 0.0530 0.0463 0.0496
09:01-10:00, Fri., 29 Mar. 0.0532 0.0458 0.0493
08:01-09:00, Fri., 29 Mar. 0.0531 0.0460 0.0494
07:01-08:00, Fri., 29 Mar. 0.0528 0.0455 0.0496
06:01-07:00, Fri., 29 Mar. 0.0526 0.0467 0.0497
05:01-06:00, Fri., 29 Mar. 0.0529 0.0469 0.0493
04:01-05:00, Fri., 29 Mar. 0.0525 0.0460 0.0494
03:01-04:00, Fri., 29 Mar. 0.0535 0.0468 0.0494
02:01-03:00, Fri., 29 Mar. 0.0524 0.0458 0.0489
01:01-02:00, Fri., 29 Mar. 0.0519 0.0459 0.0490
00:01-01:00, Fri., 29 Mar. 0.0535 0.0459 0.0493
23:01-24:00, Thu., 28 Mar. 0.0520 0.0460 0.0494
22:01-23:00, Thu., 28 Mar. 0.0535 0.0462 0.0493
21:01-22:00, Thu., 28 Mar. 0.0524 0.0454 0.0491
20:01-21:00, Thu., 28 Mar. 0.0534 0.0463 0.0491
19:01-20:00, Thu., 28 Mar. 0.0528 0.0457 0.0491
18:01-19:00, Thu., 28 Mar. 0.0530 0.0463 0.0488
17:01-18:00, Thu., 28 Mar. 0.0511 0.0456 0.0485
16:01-17:00, Thu., 28 Mar. 0.0528 0.0454 0.0493
15:01-16:00, Thu., 28 Mar. 0.0526 0.0455 0.0491
14:01-15:00, Thu., 28 Mar. 0.0525 0.0466 0.0495
13:01-14:00, Thu., 28 Mar. 0.0528 0.0465 0.0494
12:01-13:00, Thu., 28 Mar. 0.0523 0.0459 0.0492
11:01-12:00, Thu., 28 Mar. 0.0523 0.0467 0.0492
10:01-11:00, Thu., 28 Mar. 0.0540 0.0463 0.0496
09:01-10:00, Thu., 28 Mar. 0.0527 0.0462 0.0493
08:01-09:00, Thu., 28 Mar. 0.0519 0.0459 0.0489
07:01-08:00, Thu., 28 Mar. 0.0514 0.0461 0.0493
06:01-07:00, Thu., 28 Mar. 0.0532 0.0458 0.0489
05:01-06:00, Thu., 28 Mar. 0.0538 0.0450 0.0489
04:01-05:00, Thu., 28 Mar. 0.0526 0.0444 0.0487
03:01-04:00, Thu., 28 Mar. 0.0526 0.0459 0.0491
02:01-03:00, Thu., 28 Mar. 0.0525 0.0471 0.0493
01:01-02:00, Thu., 28 Mar. 0.0518 0.0458 0.0491
00:01-01:00, Thu., 28 Mar. 0.0524 0.0458 0.0490
23:01-24:00, Wed., 27 Mar. 0.0523 0.0445 0.0492
22:01-23:00, Wed., 27 Mar. 0.0518 0.0461 0.0489
21:01-22:00, Wed., 27 Mar. 0.0516 0.0459 0.0488
20:01-21:00, Wed., 27 Mar. 0.0517 0.0458 0.0487
19:01-20:00, Wed., 27 Mar. 0.0524 0.0468 0.0490
18:01-19:00, Wed., 27 Mar. 0.0518 0.0448 0.0489
17:01-18:00, Wed., 27 Mar. 0.0528 0.0459 0.0486
16:01-17:00, Wed., 27 Mar. 0.0514 0.0459 0.0487
15:01-16:00, Wed., 27 Mar. 0.0534 0.0434 0.0488
14:01-15:00, Wed., 27 Mar. 0.0533 0.0477 0.0506
13:01-14:00, Wed., 27 Mar. 0.0594 0.0494 0.0549
12:01-13:00, Wed., 27 Mar. 0.0598 0.0503 0.0545
11:01-12:00, Wed., 27 Mar. 0.0579 0.0480 0.0533
10:01-11:00, Wed., 27 Mar. 0.0607 0.0533 0.0578
09:01-10:00, Wed., 27 Mar. 0.0601 0.0507 0.0549
08:01-09:00, Wed., 27 Mar. 0.0556 0.0492 0.0525
07:01-08:00, Wed., 27 Mar. 0.0533 0.0483 0.0509
06:01-07:00, Wed., 27 Mar. 0.0534 0.0469 0.0504
05:01-06:00, Wed., 27 Mar. 0.0523 0.0449 0.0492
04:01-05:00, Wed., 27 Mar. 0.0527 0.0457 0.0497
03:01-04:00, Wed., 27 Mar. 0.0536 0.0456 0.0492
02:01-03:00, Wed., 27 Mar. 0.0529 0.0461 0.0493
01:01-02:00, Wed., 27 Mar. 0.0537 0.0463 0.0495
00:01-01:00, Wed., 27 Mar. 0.0536 0.0463 0.0495
23:01-24:00, Tue., 26 Mar. 0.0536 0.0469 0.0494
22:01-23:00, Tue., 26 Mar. 0.0524 0.0464 0.0493
21:01-22:00, Tue., 26 Mar. 0.0524 0.0465 0.0491
20:01-21:00, Tue., 26 Mar. 0.0520 0.0452 0.0494
19:01-20:00, Tue., 26 Mar. 0.0527 0.0462 0.0493
18:01-19:00, Tue., 26 Mar. 0.0544 0.0460 0.0494
17:01-18:00, Tue., 26 Mar. 0.0520 0.0463 0.0494
16:01-17:00, Tue., 26 Mar. 0.0524 0.0459 0.0496
15:01-16:00, Tue., 26 Mar. 0.0529 0.0461 0.0495
14:01-15:00, Tue., 26 Mar. 0.0524 0.0465 0.0493
13:01-14:00, Tue., 26 Mar. 0.0541 0.0467 0.0496
12:01-13:00, Tue., 26 Mar. 0.0535 0.0466 0.0498
11:01-12:00, Tue., 26 Mar. 0.0525 0.0464 0.0498
10:01-11:00, Tue., 26 Mar. 0.0527 0.0463 0.0494
09:01-10:00, Tue., 26 Mar. 0.0532 0.0464 0.0494
08:01-09:00, Tue., 26 Mar. 0.0514 0.0464 0.0489
07:01-08:00, Tue., 26 Mar. 0.0515 0.0461 0.0485
06:01-07:00, Tue., 26 Mar. 0.0507 0.0464 0.0487
05:01-06:00, Tue., 26 Mar. 0.0521 0.0450 0.0490
04:01-05:00, Tue., 26 Mar. 0.0517 0.0454 0.0486
03:01-04:00, Tue., 26 Mar. 0.0527 0.0453 0.0489
02:01-03:00, Tue., 26 Mar. 0.0520 0.0460 0.0492
01:01-02:00, Tue., 26 Mar. 0.0543 0.0461 0.0491
00:01-01:00, Tue., 26 Mar. 0.0515 0.0462 0.0491
23:01-24:00, Mon., 25 Mar. 0.0525 0.0466 0.0499
22:01-23:00, Mon., 25 Mar. 0.0532 0.0458 0.0491
21:01-22:00, Mon., 25 Mar. 0.0533 0.0448 0.0495
20:01-21:00, Mon., 25 Mar. 0.0528 0.0471 0.0498
19:01-20:00, Mon., 25 Mar. 0.0546 0.0472 0.0507
18:01-19:00, Mon., 25 Mar. 0.0533 0.0459 0.0491
17:01-18:00, Mon., 25 Mar. 0.0533 0.0445 0.0495
16:01-17:00, Mon., 25 Mar. 0.0528 0.0460 0.0496
15:01-16:00, Mon., 25 Mar. 0.0530 0.0451 0.0497
14:01-15:00, Mon., 25 Mar. 0.0551 0.0466 0.0511
13:01-14:00, Mon., 25 Mar. 0.0601 0.0508 0.0550
12:01-13:00, Mon., 25 Mar. 0.0623 0.0516 0.0568
11:01-12:00, Mon., 25 Mar. 0.0545 0.0465 0.0505
10:01-11:00, Mon., 25 Mar. 0.0541 0.0465 0.0507
09:01-10:00, Mon., 25 Mar. 0.0564 0.0486 0.0523
08:01-09:00, Mon., 25 Mar. 0.0589 0.0510 0.0543
07:01-08:00, Mon., 25 Mar. 0.0579 0.0498 0.0534
06:01-07:00, Mon., 25 Mar. 0.0588 0.0509 0.0542
05:01-06:00, Mon., 25 Mar. 0.0551 0.0477 0.0516
04:01-05:00, Mon., 25 Mar. 0.0558 0.0466 0.0501
03:01-04:00, Mon., 25 Mar. 0.0527 0.0472 0.0498
02:01-03:00, Mon., 25 Mar. 0.0526 0.0462 0.0496
01:01-02:00, Mon., 25 Mar. 0.0529 0.0462 0.0498
00:01-01:00, Mon., 25 Mar. 0.0529 0.0459 0.0494