Measurement results by the hour (Shinjuku) 28 Jun., 2021 - 4 Jul., 2021

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., 04 Jul. 0.0383 0.0335 0.0351
22:01-23:00, Sun., 04 Jul. 0.0370 0.0333 0.0353
21:01-22:00, Sun., 04 Jul. 0.0374 0.0334 0.0356
20:01-21:00, Sun., 04 Jul. 0.0389 0.0335 0.0358
19:01-20:00, Sun., 04 Jul. 0.0400 0.0339 0.0368
18:01-19:00, Sun., 04 Jul. 0.0413 0.0360 0.0379
17:01-18:00, Sun., 04 Jul. 0.0421 0.0360 0.0384
16:01-17:00, Sun., 04 Jul. 0.0406 0.0355 0.0372
15:01-16:00, Sun., 04 Jul. 0.0405 0.0343 0.0366
14:01-15:00, Sun., 04 Jul. 0.0395 0.0347 0.0369
13:01-14:00, Sun., 04 Jul. 0.0398 0.0347 0.0367
12:01-13:00, Sun., 04 Jul. 0.0382 0.0337 0.0358
11:01-12:00, Sun., 04 Jul. 0.0423 0.0342 0.0376
10:01-11:00, Sun., 04 Jul. 0.0453 0.0367 0.0407
09:01-10:00, Sun., 04 Jul. 0.0543 0.0420 0.0474
08:01-09:00, Sun., 04 Jul. 0.0567 0.0479 0.0523
07:01-08:00, Sun., 04 Jul. 0.0537 0.0443 0.0482
06:01-07:00, Sun., 04 Jul. 0.0485 0.0397 0.0435
05:01-06:00, Sun., 04 Jul. 0.0424 0.0357 0.0385
04:01-05:00, Sun., 04 Jul. 0.0441 0.0379 0.0410
03:01-04:00, Sun., 04 Jul. 0.0440 0.0371 0.0406
02:01-03:00, Sun., 04 Jul. 0.0444 0.0351 0.0386
01:01-02:00, Sun., 04 Jul. 0.0382 0.0325 0.0351
00:01-01:00, Sun., 04 Jul. 0.0383 0.0326 0.0352
23:01-24:00, Sat., 03 Jul. 0.0373 0.0319 0.0348
22:01-23:00, Sat., 03 Jul. 0.0393 0.0326 0.0350
21:01-22:00, Sat., 03 Jul. 0.0371 0.0330 0.0349
20:01-21:00, Sat., 03 Jul. 0.0365 0.0330 0.0348
19:01-20:00, Sat., 03 Jul. 0.0369 0.0327 0.0348
18:01-19:00, Sat., 03 Jul. 0.0368 0.0325 0.0351
17:01-18:00, Sat., 03 Jul. 0.0366 0.0329 0.0347
16:01-17:00, Sat., 03 Jul. 0.0384 0.0325 0.0349
15:01-16:00, Sat., 03 Jul. 0.0377 0.0325 0.0351
14:01-15:00, Sat., 03 Jul. 0.0370 0.0321 0.0350
13:01-14:00, Sat., 03 Jul. 0.0388 0.0327 0.0350
12:01-13:00, Sat., 03 Jul. 0.0373 0.0323 0.0354
11:01-12:00, Sat., 03 Jul. 0.0384 0.0336 0.0359
10:01-11:00, Sat., 03 Jul. 0.0413 0.0348 0.0376
09:01-10:00, Sat., 03 Jul. 0.0500 0.0388 0.0436
08:01-09:00, Sat., 03 Jul. 0.0536 0.0443 0.0489
07:01-08:00, Sat., 03 Jul. 0.0527 0.0435 0.0482
06:01-07:00, Sat., 03 Jul. 0.0547 0.0447 0.0492
05:01-06:00, Sat., 03 Jul. 0.0592 0.0491 0.0535
04:01-05:00, Sat., 03 Jul. 0.0571 0.0463 0.0514
03:01-04:00, Sat., 03 Jul. 0.0503 0.0369 0.0425
02:01-03:00, Sat., 03 Jul. 0.0449 0.0371 0.0407
01:01-02:00, Sat., 03 Jul. 0.0451 0.0372 0.0419
00:01-01:00, Sat., 03 Jul. 0.0445 0.0390 0.0417
23:01-24:00, Fri., 02 Jul. 0.0472 0.0401 0.0437
22:01-23:00, Fri., 02 Jul. 0.0465 0.0399 0.0434
21:01-22:00, Fri., 02 Jul. 0.0481 0.0394 0.0435
20:01-21:00, Fri., 02 Jul. 0.0462 0.0334 0.0402
19:01-20:00, Fri., 02 Jul. 0.0391 0.0346 0.0365
18:01-19:00, Fri., 02 Jul. 0.0408 0.0349 0.0373
17:01-18:00, Fri., 02 Jul. 0.0408 0.0357 0.0379
16:01-17:00, Fri., 02 Jul. 0.0435 0.0365 0.0402
15:01-16:00, Fri., 02 Jul. 0.0446 0.0373 0.0412
14:01-15:00, Fri., 02 Jul. 0.0460 0.0384 0.0423
13:01-14:00, Fri., 02 Jul. 0.0490 0.0407 0.0441
12:01-13:00, Fri., 02 Jul. 0.0491 0.0407 0.0457
11:01-12:00, Fri., 02 Jul. 0.0499 0.0420 0.0453
10:01-11:00, Fri., 02 Jul. 0.0493 0.0422 0.0457
09:01-10:00, Fri., 02 Jul. 0.0471 0.0398 0.0433
08:01-09:00, Fri., 02 Jul. 0.0474 0.0399 0.0430
07:01-08:00, Fri., 02 Jul. 0.0479 0.0405 0.0433
06:01-07:00, Fri., 02 Jul. 0.0454 0.0371 0.0408
05:01-06:00, Fri., 02 Jul. 0.0464 0.0379 0.0419
04:01-05:00, Fri., 02 Jul. 0.0450 0.0381 0.0417
03:01-04:00, Fri., 02 Jul. 0.0406 0.0353 0.0381
02:01-03:00, Fri., 02 Jul. 0.0420 0.0353 0.0377
01:01-02:00, Fri., 02 Jul. 0.0385 0.0337 0.0360
00:01-01:00, Fri., 02 Jul. 0.0393 0.0343 0.0365
23:01-24:00, Thu., 01 Jul. 0.0437 0.0355 0.0385
22:01-23:00, Thu., 01 Jul. 0.0454 0.0365 0.0411
21:01-22:00, Thu., 01 Jul. 0.0429 0.0362 0.0404
20:01-21:00, Thu., 01 Jul. 0.0451 0.0357 0.0403
19:01-20:00, Thu., 01 Jul. 0.0433 0.0368 0.0393
18:01-19:00, Thu., 01 Jul. 0.0426 0.0362 0.0383
17:01-18:00, Thu., 01 Jul. 0.0393 0.0335 0.0359
16:01-17:00, Thu., 01 Jul. 0.0388 0.0332 0.0352
15:01-16:00, Thu., 01 Jul. 0.0370 0.0330 0.0352
14:01-15:00, Thu., 01 Jul. 0.0375 0.0330 0.0351
13:01-14:00, Thu., 01 Jul. 0.0387 0.0336 0.0359
12:01-13:00, Thu., 01 Jul. 0.0414 0.0346 0.0372
11:01-12:00, Thu., 01 Jul. 0.0470 0.0362 0.0417
10:01-11:00, Thu., 01 Jul. 0.0477 0.0392 0.0436
09:01-10:00, Thu., 01 Jul. 0.0465 0.0388 0.0421
08:01-09:00, Thu., 01 Jul. 0.0461 0.0386 0.0426
07:01-08:00, Thu., 01 Jul. 0.0488 0.0371 0.0428
06:01-07:00, Thu., 01 Jul. 0.0439 0.0366 0.0401
05:01-06:00, Thu., 01 Jul. 0.0445 0.0376 0.0412
04:01-05:00, Thu., 01 Jul. 0.0464 0.0392 0.0426
03:01-04:00, Thu., 01 Jul. 0.0457 0.0381 0.0421
02:01-03:00, Thu., 01 Jul. 0.0441 0.0345 0.0380
01:01-02:00, Thu., 01 Jul. 0.0382 0.0334 0.0357
00:01-01:00, Thu., 01 Jul. 0.0380 0.0328 0.0353
23:01-24:00, Wed., 30 Jun. 0.0370 0.0333 0.0351
22:01-23:00, Wed., 30 Jun. 0.0371 0.0338 0.0354
21:01-22:00, Wed., 30 Jun. 0.0368 0.0334 0.0356
20:01-21:00, Wed., 30 Jun. 0.0382 0.0334 0.0356
19:01-20:00, Wed., 30 Jun. 0.0397 0.0342 0.0362
18:01-19:00, Wed., 30 Jun. 0.0396 0.0342 0.0362
17:01-18:00, Wed., 30 Jun. 0.0398 0.0341 0.0362
16:01-17:00, Wed., 30 Jun. 0.0384 0.0327 0.0351
15:01-16:00, Wed., 30 Jun. 0.0374 0.0326 0.0347
14:01-15:00, Wed., 30 Jun. 0.0375 0.0330 0.0350
13:01-14:00, Wed., 30 Jun. 0.0367 0.0328 0.0348
12:01-13:00, Wed., 30 Jun. 0.0360 0.0323 0.0344
11:01-12:00, Wed., 30 Jun. 0.0371 0.0323 0.0348
10:01-11:00, Wed., 30 Jun. 0.0377 0.0333 0.0354
09:01-10:00, Wed., 30 Jun. 0.0374 0.0326 0.0350
08:01-09:00, Wed., 30 Jun. 0.0376 0.0327 0.0348
07:01-08:00, Wed., 30 Jun. 0.0369 0.0330 0.0351
06:01-07:00, Wed., 30 Jun. 0.0371 0.0321 0.0349
05:01-06:00, Wed., 30 Jun. 0.0372 0.0330 0.0351
04:01-05:00, Wed., 30 Jun. 0.0367 0.0335 0.0351
03:01-04:00, Wed., 30 Jun. 0.0384 0.0328 0.0351
02:01-03:00, Wed., 30 Jun. 0.0386 0.0334 0.0357
01:01-02:00, Wed., 30 Jun. 0.0411 0.0345 0.0370
00:01-01:00, Wed., 30 Jun. 0.0450 0.0365 0.0409
23:01-24:00, Tue., 29 Jun. 0.0465 0.0378 0.0418
22:01-23:00, Tue., 29 Jun. 0.0439 0.0367 0.0402
21:01-22:00, Tue., 29 Jun. 0.0499 0.0381 0.0443
20:01-21:00, Tue., 29 Jun. 0.0499 0.0351 0.0421
19:01-20:00, Tue., 29 Jun. 0.0421 0.0359 0.0380
18:01-19:00, Tue., 29 Jun. 0.0413 0.0302 0.0367
17:01-18:00, Tue., 29 Jun. 0.0384 0.0308 0.0342
16:01-17:00, Tue., 29 Jun. 0.0390 0.0321 0.0347
15:01-16:00, Tue., 29 Jun. 0.0378 0.0316 0.0347
14:01-15:00, Tue., 29 Jun. 0.0368 0.0329 0.0351
13:01-14:00, Tue., 29 Jun. 0.0375 0.0332 0.0351
12:01-13:00, Tue., 29 Jun. 0.0382 0.0334 0.0352
11:01-12:00, Tue., 29 Jun. 0.0385 0.0327 0.0351
10:01-11:00, Tue., 29 Jun. 0.0414 0.0337 0.0360
09:01-10:00, Tue., 29 Jun. 0.0396 0.0339 0.0362
08:01-09:00, Tue., 29 Jun. 0.0431 0.0353 0.0376
07:01-08:00, Tue., 29 Jun. 0.0450 0.0361 0.0413
06:01-07:00, Tue., 29 Jun. 0.0467 0.0386 0.0428
05:01-06:00, Tue., 29 Jun. 0.0465 0.0399 0.0431
04:01-05:00, Tue., 29 Jun. 0.0457 0.0386 0.0426
03:01-04:00, Tue., 29 Jun. 0.0455 0.0397 0.0428
02:01-03:00, Tue., 29 Jun. 0.0450 0.0389 0.0426
01:01-02:00, Tue., 29 Jun. 0.0461 0.0401 0.0434
00:01-01:00, Tue., 29 Jun. 0.0463 0.0381 0.0420
23:01-24:00, Mon., 28 Jun. 0.0431 0.0333 0.0380
22:01-23:00, Mon., 28 Jun. 0.0370 0.0336 0.0357
21:01-22:00, Mon., 28 Jun. 0.0399 0.0329 0.0351
20:01-21:00, Mon., 28 Jun. 0.0388 0.0333 0.0355
19:01-20:00, Mon., 28 Jun. 0.0368 0.0333 0.0351
18:01-19:00, Mon., 28 Jun. 0.0378 0.0333 0.0356
17:01-18:00, Mon., 28 Jun. 0.0385 0.0326 0.0355
16:01-17:00, Mon., 28 Jun. 0.0380 0.0336 0.0354
15:01-16:00, Mon., 28 Jun. 0.0370 0.0306 0.0339
14:01-15:00, Mon., 28 Jun. 0.0366 0.0314 0.0348
13:01-14:00, Mon., 28 Jun. 0.0368 0.0330 0.0351
12:01-13:00, Mon., 28 Jun. 0.0380 0.0335 0.0352
11:01-12:00, Mon., 28 Jun. 0.0384 0.0333 0.0355
10:01-11:00, Mon., 28 Jun. 0.0379 0.0332 0.0355
09:01-10:00, Mon., 28 Jun. 0.0376 0.0326 0.0354
08:01-09:00, Mon., 28 Jun. 0.0396 0.0334 0.0355
07:01-08:00, Mon., 28 Jun. 0.0387 0.0337 0.0358
06:01-07:00, Mon., 28 Jun. 0.0380 0.0333 0.0356
05:01-06:00, Mon., 28 Jun. 0.0380 0.0340 0.0359
04:01-05:00, Mon., 28 Jun. 0.0373 0.0336 0.0357
03:01-04:00, Mon., 28 Jun. 0.0381 0.0339 0.0358
02:01-03:00, Mon., 28 Jun. 0.0389 0.0336 0.0358
01:01-02:00, Mon., 28 Jun. 0.0376 0.0338 0.0355
00:01-01:00, Mon., 28 Jun. 0.0392 0.0327 0.0353