Measurement results by the hour (Shinjuku) 22 Apr., 2019 - 28 Apr., 2019

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. 0.0391 0.0344 0.0363
22:01-23:00, Sun., 28 Apr. 0.0393 0.0338 0.0363
21:01-22:00, Sun., 28 Apr. 0.0400 0.0341 0.0362
20:01-21:00, Sun., 28 Apr. 0.0380 0.0348 0.0363
19:01-20:00, Sun., 28 Apr. 0.0386 0.0345 0.0364
18:01-19:00, Sun., 28 Apr. 0.0388 0.0347 0.0367
17:01-18:00, Sun., 28 Apr. 0.0399 0.0338 0.0364
16:01-17:00, Sun., 28 Apr. 0.0393 0.0351 0.0365
15:01-16:00, Sun., 28 Apr. 0.0401 0.0347 0.0367
14:01-15:00, Sun., 28 Apr. 0.0404 0.0350 0.0368
13:01-14:00, Sun., 28 Apr. 0.0415 0.0346 0.0368
12:01-13:00, Sun., 28 Apr. 0.0402 0.0341 0.0367
11:01-12:00, Sun., 28 Apr. 0.0412 0.0344 0.0367
10:01-11:00, Sun., 28 Apr. 0.0402 0.0344 0.0364
09:01-10:00, Sun., 28 Apr. 0.0406 0.0344 0.0364
08:01-09:00, Sun., 28 Apr. 0.0380 0.0342 0.0363
07:01-08:00, Sun., 28 Apr. 0.0388 0.0344 0.0364
06:01-07:00, Sun., 28 Apr. 0.0411 0.0339 0.0364
05:01-06:00, Sun., 28 Apr. 0.0386 0.0344 0.0362
04:01-05:00, Sun., 28 Apr. 0.0398 0.0336 0.0363
03:01-04:00, Sun., 28 Apr. 0.0405 0.0345 0.0365
02:01-03:00, Sun., 28 Apr. 0.0389 0.0342 0.0360
01:01-02:00, Sun., 28 Apr. 0.0387 0.0345 0.0364
00:01-01:00, Sun., 28 Apr. 0.0387 0.0342 0.0360
23:01-24:00, Sat., 27 Apr. 0.0398 0.0341 0.0362
22:01-23:00, Sat., 27 Apr. 0.0405 0.0340 0.0364
21:01-22:00, Sat., 27 Apr. 0.0390 0.0327 0.0362
20:01-21:00, Sat., 27 Apr. 0.0395 0.0346 0.0364
19:01-20:00, Sat., 27 Apr. 0.0395 0.0339 0.0361
18:01-19:00, Sat., 27 Apr. 0.0399 0.0330 0.0361
17:01-18:00, Sat., 27 Apr. 0.0386 0.0346 0.0364
16:01-17:00, Sat., 27 Apr. 0.0398 0.0346 0.0370
15:01-16:00, Sat., 27 Apr. 0.0402 0.0353 0.0376
14:01-15:00, Sat., 27 Apr. 0.0398 0.0347 0.0372
13:01-14:00, Sat., 27 Apr. 0.0427 0.0349 0.0370
12:01-13:00, Sat., 27 Apr. 0.0410 0.0344 0.0369
11:01-12:00, Sat., 27 Apr. 0.0421 0.0344 0.0367
10:01-11:00, Sat., 27 Apr. 0.0393 0.0348 0.0366
09:01-10:00, Sat., 27 Apr. 0.0400 0.0348 0.0367
08:01-09:00, Sat., 27 Apr. 0.0399 0.0344 0.0365
07:01-08:00, Sat., 27 Apr. 0.0438 0.0362 0.0387
06:01-07:00, Sat., 27 Apr. 0.0487 0.0379 0.0433
05:01-06:00, Sat., 27 Apr. 0.0498 0.0413 0.0454
04:01-05:00, Sat., 27 Apr. 0.0468 0.0397 0.0432
03:01-04:00, Sat., 27 Apr. 0.0485 0.0387 0.0445
02:01-03:00, Sat., 27 Apr. 0.0503 0.0419 0.0464
01:01-02:00, Sat., 27 Apr. 0.0470 0.0360 0.0398
00:01-01:00, Sat., 27 Apr. 0.0418 0.0354 0.0382
23:01-24:00, Fri., 26 Apr. 0.0439 0.0363 0.0399
22:01-23:00, Fri., 26 Apr. 0.0407 0.0348 0.0365
21:01-22:00, Fri., 26 Apr. 0.0410 0.0347 0.0367
20:01-21:00, Fri., 26 Apr. 0.0403 0.0353 0.0371
19:01-20:00, Fri., 26 Apr. 0.0391 0.0351 0.0368
18:01-19:00, Fri., 26 Apr. 0.0418 0.0344 0.0369
17:01-18:00, Fri., 26 Apr. 0.0387 0.0343 0.0365
16:01-17:00, Fri., 26 Apr. 0.0393 0.0339 0.0365
15:01-16:00, Fri., 26 Apr. 0.0394 0.0345 0.0368
14:01-15:00, Fri., 26 Apr. 0.0412 0.0349 0.0370
13:01-14:00, Fri., 26 Apr. 0.0403 0.0347 0.0369
12:01-13:00, Fri., 26 Apr. 0.0419 0.0358 0.0385
11:01-12:00, Fri., 26 Apr. 0.0469 0.0381 0.0425
10:01-11:00, Fri., 26 Apr. 0.0523 0.0412 0.0469
09:01-10:00, Fri., 26 Apr. 0.0441 0.0362 0.0408
08:01-09:00, Fri., 26 Apr. 0.0422 0.0364 0.0389
07:01-08:00, Fri., 26 Apr. 0.0422 0.0360 0.0391
06:01-07:00, Fri., 26 Apr. 0.0440 0.0368 0.0404
05:01-06:00, Fri., 26 Apr. 0.0416 0.0358 0.0386
04:01-05:00, Fri., 26 Apr. 0.0411 0.0354 0.0375
03:01-04:00, Fri., 26 Apr. 0.0424 0.0350 0.0378
02:01-03:00, Fri., 26 Apr. 0.0421 0.0359 0.0386
01:01-02:00, Fri., 26 Apr. 0.0444 0.0364 0.0390
00:01-01:00, Fri., 26 Apr. 0.0428 0.0353 0.0371
23:01-24:00, Thu., 25 Apr. 0.0404 0.0347 0.0367
22:01-23:00, Thu., 25 Apr. 0.0399 0.0346 0.0369
21:01-22:00, Thu., 25 Apr. 0.0406 0.0349 0.0370
20:01-21:00, Thu., 25 Apr. 0.0396 0.0339 0.0366
19:01-20:00, Thu., 25 Apr. 0.0397 0.0347 0.0368
18:01-19:00, Thu., 25 Apr. 0.0388 0.0353 0.0364
17:01-18:00, Thu., 25 Apr. 0.0394 0.0331 0.0365
16:01-17:00, Thu., 25 Apr. 0.0388 0.0344 0.0363
15:01-16:00, Thu., 25 Apr. 0.0394 0.0336 0.0366
14:01-15:00, Thu., 25 Apr. 0.0417 0.0346 0.0367
13:01-14:00, Thu., 25 Apr. 0.0405 0.0344 0.0368
12:01-13:00, Thu., 25 Apr. 0.0410 0.0352 0.0380
11:01-12:00, Thu., 25 Apr. 0.0424 0.0355 0.0384
10:01-11:00, Thu., 25 Apr. 0.0394 0.0350 0.0369
09:01-10:00, Thu., 25 Apr. 0.0404 0.0347 0.0368
08:01-09:00, Thu., 25 Apr. 0.0397 0.0343 0.0370
07:01-08:00, Thu., 25 Apr. 0.0389 0.0347 0.0367
06:01-07:00, Thu., 25 Apr. 0.0429 0.0356 0.0385
05:01-06:00, Thu., 25 Apr. 0.0466 0.0376 0.0407
04:01-05:00, Thu., 25 Apr. 0.0519 0.0410 0.0455
03:01-04:00, Thu., 25 Apr. 0.0474 0.0405 0.0450
02:01-03:00, Thu., 25 Apr. 0.0461 0.0385 0.0421
01:01-02:00, Thu., 25 Apr. 0.0425 0.0362 0.0393
00:01-01:00, Thu., 25 Apr. 0.0437 0.0369 0.0402
23:01-24:00, Wed., 24 Apr. 0.0459 0.0384 0.0425
22:01-23:00, Wed., 24 Apr. 0.0468 0.0372 0.0420
21:01-22:00, Wed., 24 Apr. 0.0439 0.0362 0.0398
20:01-21:00, Wed., 24 Apr. 0.0411 0.0354 0.0376
19:01-20:00, Wed., 24 Apr. 0.0402 0.0350 0.0371
18:01-19:00, Wed., 24 Apr. 0.0398 0.0357 0.0370
17:01-18:00, Wed., 24 Apr. 0.0415 0.0352 0.0371
16:01-17:00, Wed., 24 Apr. 0.0428 0.0351 0.0374
15:01-16:00, Wed., 24 Apr. 0.0413 0.0344 0.0371
14:01-15:00, Wed., 24 Apr. 0.0421 0.0348 0.0372
13:01-14:00, Wed., 24 Apr. 0.0424 0.0358 0.0383
12:01-13:00, Wed., 24 Apr. 0.0452 0.0383 0.0413
11:01-12:00, Wed., 24 Apr. 0.0447 0.0366 0.0410
10:01-11:00, Wed., 24 Apr. 0.0415 0.0355 0.0383
09:01-10:00, Wed., 24 Apr. 0.0392 0.0341 0.0366
08:01-09:00, Wed., 24 Apr. 0.0394 0.0350 0.0369
07:01-08:00, Wed., 24 Apr. 0.0399 0.0337 0.0368
06:01-07:00, Wed., 24 Apr. 0.0403 0.0346 0.0371
05:01-06:00, Wed., 24 Apr. 0.0412 0.0345 0.0368
04:01-05:00, Wed., 24 Apr. 0.0430 0.0344 0.0375
03:01-04:00, Wed., 24 Apr. 0.0408 0.0350 0.0373
02:01-03:00, Wed., 24 Apr. 0.0412 0.0341 0.0366
01:01-02:00, Wed., 24 Apr. 0.0410 0.0344 0.0369
00:01-01:00, Wed., 24 Apr. 0.0396 0.0351 0.0369
23:01-24:00, Tue., 23 Apr. 0.0409 0.0349 0.0372
22:01-23:00, Tue., 23 Apr. 0.0401 0.0345 0.0371
21:01-22:00, Tue., 23 Apr. 0.0401 0.0350 0.0371
20:01-21:00, Tue., 23 Apr. 0.0392 0.0349 0.0371
19:01-20:00, Tue., 23 Apr. 0.0406 0.0334 0.0371
18:01-19:00, Tue., 23 Apr. 0.0416 0.0351 0.0374
17:01-18:00, Tue., 23 Apr. 0.0404 0.0352 0.0368
16:01-17:00, Tue., 23 Apr. 0.0413 0.0351 0.0370
15:01-16:00, Tue., 23 Apr. 0.0404 0.0339 0.0370
14:01-15:00, Tue., 23 Apr. 0.0396 0.0344 0.0369
13:01-14:00, Tue., 23 Apr. 0.0400 0.0355 0.0368
12:01-13:00, Tue., 23 Apr. 0.0395 0.0342 0.0368
11:01-12:00, Tue., 23 Apr. 0.0411 0.0350 0.0373
10:01-11:00, Tue., 23 Apr. 0.0408 0.0350 0.0371
09:01-10:00, Tue., 23 Apr. 0.0418 0.0351 0.0374
08:01-09:00, Tue., 23 Apr. 0.0413 0.0348 0.0373
07:01-08:00, Tue., 23 Apr. 0.0394 0.0350 0.0371
06:01-07:00, Tue., 23 Apr. 0.0409 0.0344 0.0372
05:01-06:00, Tue., 23 Apr. 0.0421 0.0354 0.0376
04:01-05:00, Tue., 23 Apr. 0.0400 0.0354 0.0372
03:01-04:00, Tue., 23 Apr. 0.0414 0.0345 0.0371
02:01-03:00, Tue., 23 Apr. 0.0407 0.0349 0.0374
01:01-02:00, Tue., 23 Apr. 0.0411 0.0350 0.0371
00:01-01:00, Tue., 23 Apr. 0.0425 0.0350 0.0375
23:01-24:00, Mon., 22 Apr. 0.0410 0.0356 0.0374
22:01-23:00, Mon., 22 Apr. 0.0407 0.0354 0.0371
21:01-22:00, Mon., 22 Apr. 0.0407 0.0351 0.0371
20:01-21:00, Mon., 22 Apr. 0.0406 0.0357 0.0375
19:01-20:00, Mon., 22 Apr. 0.0418 0.0350 0.0372
18:01-19:00, Mon., 22 Apr. 0.0402 0.0347 0.0372
17:01-18:00, Mon., 22 Apr. 0.0399 0.0346 0.0372
16:01-17:00, Mon., 22 Apr. 0.0412 0.0354 0.0372
15:01-16:00, Mon., 22 Apr. 0.0394 0.0357 0.0372
14:01-15:00, Mon., 22 Apr. 0.0417 0.0348 0.0371
13:01-14:00, Mon., 22 Apr. 0.0406 0.0339 0.0370
12:01-13:00, Mon., 22 Apr. 0.0408 0.0348 0.0374
11:01-12:00, Mon., 22 Apr. 0.0397 0.0346 0.0371
10:01-11:00, Mon., 22 Apr. 0.0402 0.0339 0.0374
09:01-10:00, Mon., 22 Apr. 0.0406 0.0351 0.0375
08:01-09:00, Mon., 22 Apr. 0.0399 0.0347 0.0370
07:01-08:00, Mon., 22 Apr. 0.0403 0.0347 0.0371
06:01-07:00, Mon., 22 Apr. 0.0396 0.0360 0.0371
05:01-06:00, Mon., 22 Apr. 0.0422 0.0350 0.0372
04:01-05:00, Mon., 22 Apr. 0.0411 0.0350 0.0373
03:01-04:00, Mon., 22 Apr. 0.0406 0.0356 0.0373
02:01-03:00, Mon., 22 Apr. 0.0409 0.0355 0.0373
01:01-02:00, Mon., 22 Apr. 0.0405 0.0353 0.0369
00:01-01:00, Mon., 22 Apr. 0.0408 0.0348 0.0370