Measurement results by the hour (Shinjuku) 19 Mar., 2018 - 25 Mar., 2018

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., 25 Mar. 0.0403 0.0347 0.0368
22:01-23:00, Sun., 25 Mar. 0.0400 0.0342 0.0366
21:01-22:00, Sun., 25 Mar. 0.0391 0.0345 0.0366
20:01-21:00, Sun., 25 Mar. 0.0410 0.0344 0.0369
19:01-20:00, Sun., 25 Mar. 0.0391 0.0343 0.0364
18:01-19:00, Sun., 25 Mar. 0.0405 0.0341 0.0367
17:01-18:00, Sun., 25 Mar. 0.0399 0.0349 0.0366
16:01-17:00, Sun., 25 Mar. 0.0391 0.0346 0.0370
15:01-16:00, Sun., 25 Mar. 0.0402 0.0345 0.0368
14:01-15:00, Sun., 25 Mar. 0.0402 0.0345 0.0369
13:01-14:00, Sun., 25 Mar. 0.0419 0.0350 0.0374
12:01-13:00, Sun., 25 Mar. 0.0410 0.0356 0.0371
11:01-12:00, Sun., 25 Mar. 0.0405 0.0348 0.0371
10:01-11:00, Sun., 25 Mar. 0.0409 0.0345 0.0369
09:01-10:00, Sun., 25 Mar. 0.0407 0.0354 0.0371
08:01-09:00, Sun., 25 Mar. 0.0415 0.0345 0.0370
07:01-08:00, Sun., 25 Mar. 0.0398 0.0341 0.0369
06:01-07:00, Sun., 25 Mar. 0.0403 0.0348 0.0367
05:01-06:00, Sun., 25 Mar. 0.0412 0.0345 0.0367
04:01-05:00, Sun., 25 Mar. 0.0384 0.0340 0.0363
03:01-04:00, Sun., 25 Mar. 0.0397 0.0344 0.0365
02:01-03:00, Sun., 25 Mar. 0.0395 0.0347 0.0367
01:01-02:00, Sun., 25 Mar. 0.0389 0.0345 0.0365
00:01-01:00, Sun., 25 Mar. 0.0384 0.0343 0.0362
23:01-24:00, Sat., 24 Mar. 0.0401 0.0341 0.0361
22:01-23:00, Sat., 24 Mar. 0.0389 0.0339 0.0361
21:01-22:00, Sat., 24 Mar. 0.0399 0.0346 0.0365
20:01-21:00, Sat., 24 Mar. 0.0383 0.0341 0.0362
19:01-20:00, Sat., 24 Mar. 0.0400 0.0336 0.0362
18:01-19:00, Sat., 24 Mar. 0.0392 0.0348 0.0365
17:01-18:00, Sat., 24 Mar. 0.0402 0.0344 0.0363
16:01-17:00, Sat., 24 Mar. 0.0404 0.0334 0.0364
15:01-16:00, Sat., 24 Mar. 0.0397 0.0347 0.0363
14:01-15:00, Sat., 24 Mar. 0.0405 0.0348 0.0368
13:01-14:00, Sat., 24 Mar. 0.0403 0.0342 0.0365
12:01-13:00, Sat., 24 Mar. 0.0392 0.0338 0.0365
11:01-12:00, Sat., 24 Mar. 0.0393 0.0348 0.0364
10:01-11:00, Sat., 24 Mar. 0.0390 0.0345 0.0364
09:01-10:00, Sat., 24 Mar. 0.0401 0.0347 0.0366
08:01-09:00, Sat., 24 Mar. 0.0388 0.0351 0.0365
07:01-08:00, Sat., 24 Mar. 0.0399 0.0344 0.0363
06:01-07:00, Sat., 24 Mar. 0.0402 0.0351 0.0364
05:01-06:00, Sat., 24 Mar. 0.0389 0.0343 0.0362
04:01-05:00, Sat., 24 Mar. 0.0387 0.0336 0.0363
03:01-04:00, Sat., 24 Mar. 0.0390 0.0347 0.0364
02:01-03:00, Sat., 24 Mar. 0.0406 0.0337 0.0364
01:01-02:00, Sat., 24 Mar. 0.0399 0.0348 0.0366
00:01-01:00, Sat., 24 Mar. 0.0414 0.0355 0.0378
23:01-24:00, Fri., 23 Mar. 0.0450 0.0364 0.0393
22:01-23:00, Fri., 23 Mar. 0.0452 0.0368 0.0403
21:01-22:00, Fri., 23 Mar. 0.0429 0.0352 0.0382
20:01-21:00, Fri., 23 Mar. 0.0394 0.0344 0.0365
19:01-20:00, Fri., 23 Mar. 0.0400 0.0349 0.0366
18:01-19:00, Fri., 23 Mar. 0.0405 0.0340 0.0364
17:01-18:00, Fri., 23 Mar. 0.0408 0.0339 0.0366
16:01-17:00, Fri., 23 Mar. 0.0395 0.0350 0.0364
15:01-16:00, Fri., 23 Mar. 0.0398 0.0341 0.0366
14:01-15:00, Fri., 23 Mar. 0.0401 0.0336 0.0367
13:01-14:00, Fri., 23 Mar. 0.0393 0.0342 0.0367
12:01-13:00, Fri., 23 Mar. 0.0382 0.0337 0.0363
11:01-12:00, Fri., 23 Mar. 0.0411 0.0338 0.0366
10:01-11:00, Fri., 23 Mar. 0.0402 0.0346 0.0363
09:01-10:00, Fri., 23 Mar. 0.0395 0.0348 0.0366
08:01-09:00, Fri., 23 Mar. 0.0393 0.0342 0.0366
07:01-08:00, Fri., 23 Mar. 0.0405 0.0343 0.0365
06:01-07:00, Fri., 23 Mar. 0.0401 0.0339 0.0366
05:01-06:00, Fri., 23 Mar. 0.0392 0.0335 0.0366
04:01-05:00, Fri., 23 Mar. 0.0392 0.0348 0.0365
03:01-04:00, Fri., 23 Mar. 0.0412 0.0344 0.0367
02:01-03:00, Fri., 23 Mar. 0.0391 0.0343 0.0365
01:01-02:00, Fri., 23 Mar. 0.0400 0.0338 0.0367
00:01-01:00, Fri., 23 Mar. 0.0395 0.0345 0.0368
23:01-24:00, Thu., 22 Mar. 0.0394 0.0342 0.0365
22:01-23:00, Thu., 22 Mar. 0.0396 0.0344 0.0367
21:01-22:00, Thu., 22 Mar. 0.0403 0.0340 0.0367
20:01-21:00, Thu., 22 Mar. 0.0394 0.0352 0.0368
19:01-20:00, Thu., 22 Mar. 0.0399 0.0342 0.0367
18:01-19:00, Thu., 22 Mar. 0.0398 0.0342 0.0367
17:01-18:00, Thu., 22 Mar. 0.0397 0.0345 0.0367
16:01-17:00, Thu., 22 Mar. 0.0397 0.0349 0.0365
15:01-16:00, Thu., 22 Mar. 0.0389 0.0351 0.0366
14:01-15:00, Thu., 22 Mar. 0.0387 0.0348 0.0366
13:01-14:00, Thu., 22 Mar. 0.0407 0.0351 0.0369
12:01-13:00, Thu., 22 Mar. 0.0407 0.0354 0.0373
11:01-12:00, Thu., 22 Mar. 0.0411 0.0354 0.0376
10:01-11:00, Thu., 22 Mar. 0.0424 0.0361 0.0378
09:01-10:00, Thu., 22 Mar. 0.0421 0.0354 0.0380
08:01-09:00, Thu., 22 Mar. 0.0400 0.0341 0.0365
07:01-08:00, Thu., 22 Mar. 0.0400 0.0350 0.0375
06:01-07:00, Thu., 22 Mar. 0.0450 0.0369 0.0408
05:01-06:00, Thu., 22 Mar. 0.0538 0.0420 0.0467
04:01-05:00, Thu., 22 Mar. 0.0544 0.0481 0.0512
03:01-04:00, Thu., 22 Mar. 0.0547 0.0461 0.0508
02:01-03:00, Thu., 22 Mar. 0.0549 0.0470 0.0505
01:01-02:00, Thu., 22 Mar. 0.0534 0.0439 0.0486
00:01-01:00, Thu., 22 Mar. 0.0542 0.0468 0.0500
23:01-24:00, Wed., 21 Mar. 0.0558 0.0484 0.0516
22:01-23:00, Wed., 21 Mar. 0.0552 0.0435 0.0482
21:01-22:00, Wed., 21 Mar. 0.0541 0.0438 0.0487
20:01-21:00, Wed., 21 Mar. 0.0548 0.0485 0.0512
19:01-20:00, Wed., 21 Mar. 0.0550 0.0467 0.0504
18:01-19:00, Wed., 21 Mar. 0.0527 0.0429 0.0475
17:01-18:00, Wed., 21 Mar. 0.0495 0.0416 0.0452
16:01-17:00, Wed., 21 Mar. 0.0498 0.0419 0.0461
15:01-16:00, Wed., 21 Mar. 0.0509 0.0433 0.0465
14:01-15:00, Wed., 21 Mar. 0.0559 0.0451 0.0491
13:01-14:00, Wed., 21 Mar. 0.0584 0.0459 0.0534
12:01-13:00, Wed., 21 Mar. 0.0600 0.0505 0.0561
11:01-12:00, Wed., 21 Mar. 0.0572 0.0490 0.0537
10:01-11:00, Wed., 21 Mar. 0.0527 0.0425 0.0484
09:01-10:00, Wed., 21 Mar. 0.0497 0.0415 0.0459
08:01-09:00, Wed., 21 Mar. 0.0470 0.0405 0.0437
07:01-08:00, Wed., 21 Mar. 0.0457 0.0360 0.0397
06:01-07:00, Wed., 21 Mar. 0.0410 0.0343 0.0370
05:01-06:00, Wed., 21 Mar. 0.0385 0.0343 0.0364
04:01-05:00, Wed., 21 Mar. 0.0405 0.0335 0.0365
03:01-04:00, Wed., 21 Mar. 0.0387 0.0340 0.0364
02:01-03:00, Wed., 21 Mar. 0.0379 0.0349 0.0364
01:01-02:00, Wed., 21 Mar. 0.0393 0.0344 0.0364
00:01-01:00, Wed., 21 Mar. 0.0391 0.0342 0.0363
23:01-24:00, Tue., 20 Mar. 0.0391 0.0343 0.0363
22:01-23:00, Tue., 20 Mar. 0.0413 0.0342 0.0364
21:01-22:00, Tue., 20 Mar. 0.0389 0.0346 0.0363
20:01-21:00, Tue., 20 Mar. 0.0392 0.0341 0.0363
19:01-20:00, Tue., 20 Mar. 0.0389 0.0340 0.0363
18:01-19:00, Tue., 20 Mar. 0.0380 0.0338 0.0361
17:01-18:00, Tue., 20 Mar. 0.0402 0.0344 0.0364
16:01-17:00, Tue., 20 Mar. 0.0387 0.0341 0.0362
15:01-16:00, Tue., 20 Mar. 0.0423 0.0349 0.0373
14:01-15:00, Tue., 20 Mar. 0.0439 0.0366 0.0400
13:01-14:00, Tue., 20 Mar. 0.0457 0.0372 0.0416
12:01-13:00, Tue., 20 Mar. 0.0476 0.0396 0.0427
11:01-12:00, Tue., 20 Mar. 0.0453 0.0383 0.0419
10:01-11:00, Tue., 20 Mar. 0.0478 0.0397 0.0429
09:01-10:00, Tue., 20 Mar. 0.0474 0.0403 0.0438
08:01-09:00, Tue., 20 Mar. 0.0445 0.0369 0.0409
07:01-08:00, Tue., 20 Mar. 0.0473 0.0367 0.0413
06:01-07:00, Tue., 20 Mar. 0.0468 0.0402 0.0434
05:01-06:00, Tue., 20 Mar. 0.0461 0.0388 0.0421
04:01-05:00, Tue., 20 Mar. 0.0495 0.0397 0.0446
03:01-04:00, Tue., 20 Mar. 0.0527 0.0450 0.0483
02:01-03:00, Tue., 20 Mar. 0.0508 0.0414 0.0459
01:01-02:00, Tue., 20 Mar. 0.0470 0.0395 0.0429
00:01-01:00, Tue., 20 Mar. 0.0455 0.0382 0.0420
23:01-24:00, Mon., 19 Mar. 0.0459 0.0378 0.0424
22:01-23:00, Mon., 19 Mar. 0.0482 0.0409 0.0443
21:01-22:00, Mon., 19 Mar. 0.0477 0.0404 0.0441
20:01-21:00, Mon., 19 Mar. 0.0469 0.0393 0.0430
19:01-20:00, Mon., 19 Mar. 0.0446 0.0357 0.0398
18:01-19:00, Mon., 19 Mar. 0.0414 0.0351 0.0373
17:01-18:00, Mon., 19 Mar. 0.0407 0.0356 0.0374
16:01-17:00, Mon., 19 Mar. 0.0397 0.0339 0.0368
15:01-16:00, Mon., 19 Mar. 0.0389 0.0345 0.0365
14:01-15:00, Mon., 19 Mar. 0.0404 0.0351 0.0371
13:01-14:00, Mon., 19 Mar. 0.0412 0.0357 0.0375
12:01-13:00, Mon., 19 Mar. 0.0422 0.0358 0.0380
11:01-12:00, Mon., 19 Mar. 0.0403 0.0348 0.0379
10:01-11:00, Mon., 19 Mar. 0.0412 0.0356 0.0377
09:01-10:00, Mon., 19 Mar. 0.0396 0.0353 0.0373
08:01-09:00, Mon., 19 Mar. 0.0416 0.0358 0.0373
07:01-08:00, Mon., 19 Mar. 0.0402 0.0350 0.0373
06:01-07:00, Mon., 19 Mar. 0.0408 0.0351 0.0372
05:01-06:00, Mon., 19 Mar. 0.0411 0.0352 0.0371
04:01-05:00, Mon., 19 Mar. 0.0407 0.0346 0.0369
03:01-04:00, Mon., 19 Mar. 0.0406 0.0341 0.0367
02:01-03:00, Mon., 19 Mar. 0.0413 0.0350 0.0369
01:01-02:00, Mon., 19 Mar. 0.0398 0.0353 0.0375
00:01-01:00, Mon., 19 Mar. 0.0426 0.0356 0.0374