Measurement results by the hour (Shinjuku) 23 Apr., 2018 - 29 Apr., 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., 29 Apr. 0.0396 0.0356 0.0371
22:01-23:00, Sun., 29 Apr. 0.0404 0.0333 0.0370
21:01-22:00, Sun., 29 Apr. 0.0408 0.0352 0.0372
20:01-21:00, Sun., 29 Apr. 0.0410 0.0348 0.0368
19:01-20:00, Sun., 29 Apr. 0.0402 0.0347 0.0371
18:01-19:00, Sun., 29 Apr. 0.0402 0.0340 0.0368
17:01-18:00, Sun., 29 Apr. 0.0407 0.0352 0.0370
16:01-17:00, Sun., 29 Apr. 0.0400 0.0353 0.0371
15:01-16:00, Sun., 29 Apr. 0.0399 0.0348 0.0372
14:01-15:00, Sun., 29 Apr. 0.0396 0.0342 0.0368
13:01-14:00, Sun., 29 Apr. 0.0399 0.0349 0.0369
12:01-13:00, Sun., 29 Apr. 0.0403 0.0343 0.0369
11:01-12:00, Sun., 29 Apr. 0.0413 0.0348 0.0369
10:01-11:00, Sun., 29 Apr. 0.0394 0.0348 0.0371
09:01-10:00, Sun., 29 Apr. 0.0405 0.0355 0.0374
08:01-09:00, Sun., 29 Apr. 0.0413 0.0359 0.0376
07:01-08:00, Sun., 29 Apr. 0.0403 0.0359 0.0375
06:01-07:00, Sun., 29 Apr. 0.0413 0.0355 0.0375
05:01-06:00, Sun., 29 Apr. 0.0399 0.0356 0.0374
04:01-05:00, Sun., 29 Apr. 0.0404 0.0345 0.0374
03:01-04:00, Sun., 29 Apr. 0.0414 0.0344 0.0375
02:01-03:00, Sun., 29 Apr. 0.0397 0.0349 0.0370
01:01-02:00, Sun., 29 Apr. 0.0421 0.0346 0.0373
00:01-01:00, Sun., 29 Apr. 0.0411 0.0353 0.0373
23:01-24:00, Sat., 28 Apr. 0.0406 0.0353 0.0372
22:01-23:00, Sat., 28 Apr. 0.0397 0.0349 0.0369
21:01-22:00, Sat., 28 Apr. 0.0395 0.0346 0.0369
20:01-21:00, Sat., 28 Apr. 0.0403 0.0347 0.0369
19:01-20:00, Sat., 28 Apr. 0.0412 0.0347 0.0374
18:01-19:00, Sat., 28 Apr. 0.0403 0.0349 0.0370
17:01-18:00, Sat., 28 Apr. 0.0402 0.0347 0.0373
16:01-17:00, Sat., 28 Apr. 0.0411 0.0357 0.0373
15:01-16:00, Sat., 28 Apr. 0.0412 0.0350 0.0373
14:01-15:00, Sat., 28 Apr. 0.0418 0.0347 0.0371
13:01-14:00, Sat., 28 Apr. 0.0408 0.0349 0.0369
12:01-13:00, Sat., 28 Apr. 0.0401 0.0343 0.0367
11:01-12:00, Sat., 28 Apr. 0.0394 0.0347 0.0367
10:01-11:00, Sat., 28 Apr. 0.0397 0.0350 0.0367
09:01-10:00, Sat., 28 Apr. 0.0398 0.0356 0.0373
08:01-09:00, Sat., 28 Apr. 0.0404 0.0346 0.0372
07:01-08:00, Sat., 28 Apr. 0.0410 0.0350 0.0373
06:01-07:00, Sat., 28 Apr. 0.0395 0.0349 0.0372
05:01-06:00, Sat., 28 Apr. 0.0412 0.0350 0.0371
04:01-05:00, Sat., 28 Apr. 0.0419 0.0351 0.0372
03:01-04:00, Sat., 28 Apr. 0.0410 0.0349 0.0370
02:01-03:00, Sat., 28 Apr. 0.0408 0.0342 0.0373
01:01-02:00, Sat., 28 Apr. 0.0399 0.0346 0.0373
00:01-01:00, Sat., 28 Apr. 0.0411 0.0350 0.0374
23:01-24:00, Fri., 27 Apr. 0.0421 0.0354 0.0376
22:01-23:00, Fri., 27 Apr. 0.0414 0.0351 0.0367
21:01-22:00, Fri., 27 Apr. 0.0398 0.0349 0.0366
20:01-21:00, Fri., 27 Apr. 0.0416 0.0337 0.0370
19:01-20:00, Fri., 27 Apr. 0.0415 0.0348 0.0367
18:01-19:00, Fri., 27 Apr. 0.0400 0.0350 0.0369
17:01-18:00, Fri., 27 Apr. 0.0399 0.0337 0.0367
16:01-17:00, Fri., 27 Apr. 0.0396 0.0345 0.0369
15:01-16:00, Fri., 27 Apr. 0.0408 0.0348 0.0370
14:01-15:00, Fri., 27 Apr. 0.0412 0.0341 0.0368
13:01-14:00, Fri., 27 Apr. 0.0400 0.0340 0.0368
12:01-13:00, Fri., 27 Apr. 0.0399 0.0343 0.0370
11:01-12:00, Fri., 27 Apr. 0.0412 0.0346 0.0366
10:01-11:00, Fri., 27 Apr. 0.0417 0.0346 0.0368
09:01-10:00, Fri., 27 Apr. 0.0397 0.0344 0.0369
08:01-09:00, Fri., 27 Apr. 0.0405 0.0350 0.0368
07:01-08:00, Fri., 27 Apr. 0.0408 0.0349 0.0370
06:01-07:00, Fri., 27 Apr. 0.0402 0.0348 0.0371
05:01-06:00, Fri., 27 Apr. 0.0410 0.0353 0.0371
04:01-05:00, Fri., 27 Apr. 0.0401 0.0340 0.0367
03:01-04:00, Fri., 27 Apr. 0.0398 0.0343 0.0365
02:01-03:00, Fri., 27 Apr. 0.0404 0.0350 0.0367
01:01-02:00, Fri., 27 Apr. 0.0413 0.0344 0.0369
00:01-01:00, Fri., 27 Apr. 0.0401 0.0334 0.0367
23:01-24:00, Thu., 26 Apr. 0.0397 0.0344 0.0368
22:01-23:00, Thu., 26 Apr. 0.0402 0.0353 0.0373
21:01-22:00, Thu., 26 Apr. 0.0399 0.0353 0.0371
20:01-21:00, Thu., 26 Apr. 0.0411 0.0352 0.0367
19:01-20:00, Thu., 26 Apr. 0.0393 0.0348 0.0366
18:01-19:00, Thu., 26 Apr. 0.0395 0.0349 0.0368
17:01-18:00, Thu., 26 Apr. 0.0420 0.0344 0.0366
16:01-17:00, Thu., 26 Apr. 0.0389 0.0348 0.0366
15:01-16:00, Thu., 26 Apr. 0.0400 0.0347 0.0367
14:01-15:00, Thu., 26 Apr. 0.0388 0.0347 0.0364
13:01-14:00, Thu., 26 Apr. 0.0401 0.0336 0.0368
12:01-13:00, Thu., 26 Apr. 0.0390 0.0341 0.0364
11:01-12:00, Thu., 26 Apr. 0.0392 0.0351 0.0366
10:01-11:00, Thu., 26 Apr. 0.0397 0.0350 0.0369
09:01-10:00, Thu., 26 Apr. 0.0399 0.0344 0.0369
08:01-09:00, Thu., 26 Apr. 0.0388 0.0347 0.0365
07:01-08:00, Thu., 26 Apr. 0.0386 0.0340 0.0364
06:01-07:00, Thu., 26 Apr. 0.0391 0.0342 0.0366
05:01-06:00, Thu., 26 Apr. 0.0393 0.0349 0.0366
04:01-05:00, Thu., 26 Apr. 0.0397 0.0347 0.0365
03:01-04:00, Thu., 26 Apr. 0.0391 0.0348 0.0366
02:01-03:00, Thu., 26 Apr. 0.0408 0.0348 0.0367
01:01-02:00, Thu., 26 Apr. 0.0398 0.0340 0.0367
00:01-01:00, Thu., 26 Apr. 0.0388 0.0346 0.0363
23:01-24:00, Wed., 25 Apr. 0.0399 0.0347 0.0365
22:01-23:00, Wed., 25 Apr. 0.0404 0.0350 0.0369
21:01-22:00, Wed., 25 Apr. 0.0402 0.0345 0.0370
20:01-21:00, Wed., 25 Apr. 0.0402 0.0353 0.0371
19:01-20:00, Wed., 25 Apr. 0.0410 0.0352 0.0372
18:01-19:00, Wed., 25 Apr. 0.0411 0.0343 0.0371
17:01-18:00, Wed., 25 Apr. 0.0407 0.0353 0.0371
16:01-17:00, Wed., 25 Apr. 0.0401 0.0349 0.0371
15:01-16:00, Wed., 25 Apr. 0.0417 0.0348 0.0372
14:01-15:00, Wed., 25 Apr. 0.0405 0.0345 0.0371
13:01-14:00, Wed., 25 Apr. 0.0424 0.0355 0.0383
12:01-13:00, Wed., 25 Apr. 0.0449 0.0357 0.0407
11:01-12:00, Wed., 25 Apr. 0.0492 0.0407 0.0447
10:01-11:00, Wed., 25 Apr. 0.0518 0.0437 0.0474
09:01-10:00, Wed., 25 Apr. 0.0514 0.0447 0.0485
08:01-09:00, Wed., 25 Apr. 0.0509 0.0425 0.0463
07:01-08:00, Wed., 25 Apr. 0.0465 0.0376 0.0420
06:01-07:00, Wed., 25 Apr. 0.0442 0.0361 0.0400
05:01-06:00, Wed., 25 Apr. 0.0426 0.0355 0.0383
04:01-05:00, Wed., 25 Apr. 0.0423 0.0350 0.0372
03:01-04:00, Wed., 25 Apr. 0.0401 0.0354 0.0370
02:01-03:00, Wed., 25 Apr. 0.0411 0.0340 0.0368
01:01-02:00, Wed., 25 Apr. 0.0404 0.0355 0.0368
00:01-01:00, Wed., 25 Apr. 0.0406 0.0348 0.0369
23:01-24:00, Tue., 24 Apr. 0.0414 0.0357 0.0375
22:01-23:00, Tue., 24 Apr. 0.0409 0.0353 0.0374
21:01-22:00, Tue., 24 Apr. 0.0412 0.0354 0.0376
20:01-21:00, Tue., 24 Apr. 0.0415 0.0345 0.0378
19:01-20:00, Tue., 24 Apr. 0.0406 0.0351 0.0368
18:01-19:00, Tue., 24 Apr. 0.0411 0.0351 0.0371
17:01-18:00, Tue., 24 Apr. 0.0441 0.0359 0.0387
16:01-17:00, Tue., 24 Apr. 0.0432 0.0366 0.0400
15:01-16:00, Tue., 24 Apr. 0.0427 0.0351 0.0384
14:01-15:00, Tue., 24 Apr. 0.0414 0.0346 0.0378
13:01-14:00, Tue., 24 Apr. 0.0400 0.0341 0.0365
12:01-13:00, Tue., 24 Apr. 0.0395 0.0332 0.0360
11:01-12:00, Tue., 24 Apr. 0.0398 0.0341 0.0372
10:01-11:00, Tue., 24 Apr. 0.0409 0.0356 0.0372
09:01-10:00, Tue., 24 Apr. 0.0411 0.0347 0.0373
08:01-09:00, Tue., 24 Apr. 0.0397 0.0355 0.0372
07:01-08:00, Tue., 24 Apr. 0.0401 0.0350 0.0371
06:01-07:00, Tue., 24 Apr. 0.0406 0.0348 0.0373
05:01-06:00, Tue., 24 Apr. 0.0408 0.0348 0.0369
04:01-05:00, Tue., 24 Apr. 0.0409 0.0344 0.0370
03:01-04:00, Tue., 24 Apr. 0.0415 0.0340 0.0369
02:01-03:00, Tue., 24 Apr. 0.0404 0.0344 0.0369
01:01-02:00, Tue., 24 Apr. 0.0396 0.0356 0.0369
00:01-01:00, Tue., 24 Apr. 0.0394 0.0347 0.0369
23:01-24:00, Mon., 23 Apr. 0.0402 0.0348 0.0369
22:01-23:00, Mon., 23 Apr. 0.0406 0.0345 0.0369
21:01-22:00, Mon., 23 Apr. 0.0405 0.0344 0.0370
20:01-21:00, Mon., 23 Apr. 0.0417 0.0344 0.0370
19:01-20:00, Mon., 23 Apr. 0.0411 0.0353 0.0371
18:01-19:00, Mon., 23 Apr. 0.0402 0.0357 0.0373
17:01-18:00, Mon., 23 Apr. 0.0395 0.0350 0.0371
16:01-17:00, Mon., 23 Apr. 0.0404 0.0349 0.0371
15:01-16:00, Mon., 23 Apr. 0.0389 0.0345 0.0366
14:01-15:00, Mon., 23 Apr. 0.0393 0.0348 0.0369
13:01-14:00, Mon., 23 Apr. 0.0404 0.0351 0.0372
12:01-13:00, Mon., 23 Apr. 0.0418 0.0337 0.0372
11:01-12:00, Mon., 23 Apr. 0.0415 0.0344 0.0374
10:01-11:00, Mon., 23 Apr. 0.0404 0.0355 0.0375
09:01-10:00, Mon., 23 Apr. 0.0411 0.0351 0.0373
08:01-09:00, Mon., 23 Apr. 0.0400 0.0353 0.0370
07:01-08:00, Mon., 23 Apr. 0.0395 0.0350 0.0367
06:01-07:00, Mon., 23 Apr. 0.0399 0.0347 0.0368
05:01-06:00, Mon., 23 Apr. 0.0404 0.0352 0.0372
04:01-05:00, Mon., 23 Apr. 0.0409 0.0353 0.0373
03:01-04:00, Mon., 23 Apr. 0.0405 0.0344 0.0369
02:01-03:00, Mon., 23 Apr. 0.0402 0.0352 0.0371
01:01-02:00, Mon., 23 Apr. 0.0407 0.0349 0.0370
00:01-01:00, Mon., 23 Apr. 0.0406 0.0349 0.0371