Measurement results by the hour (Shinjuku) 9 Aug., 2021 - 15 Aug., 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., 15 Aug. 0.0394 0.0336 0.0363
22:01-23:00, Sun., 15 Aug. 0.0419 0.0353 0.0382
21:01-22:00, Sun., 15 Aug. 0.0427 0.0361 0.0394
20:01-21:00, Sun., 15 Aug. 0.0428 0.0361 0.0391
19:01-20:00, Sun., 15 Aug. 0.0440 0.0379 0.0412
18:01-19:00, Sun., 15 Aug. 0.0425 0.0364 0.0397
17:01-18:00, Sun., 15 Aug. 0.0461 0.0376 0.0428
16:01-17:00, Sun., 15 Aug. 0.0494 0.0431 0.0464
15:01-16:00, Sun., 15 Aug. 0.0500 0.0420 0.0462
14:01-15:00, Sun., 15 Aug. 0.0515 0.0439 0.0473
13:01-14:00, Sun., 15 Aug. 0.0500 0.0408 0.0454
12:01-13:00, Sun., 15 Aug. 0.0544 0.0443 0.0482
11:01-12:00, Sun., 15 Aug. 0.0526 0.0451 0.0487
10:01-11:00, Sun., 15 Aug. 0.0509 0.0414 0.0458
09:01-10:00, Sun., 15 Aug. 0.0446 0.0367 0.0401
08:01-09:00, Sun., 15 Aug. 0.0462 0.0386 0.0430
07:01-08:00, Sun., 15 Aug. 0.0500 0.0391 0.0443
06:01-07:00, Sun., 15 Aug. 0.0504 0.0415 0.0471
05:01-06:00, Sun., 15 Aug. 0.0503 0.0430 0.0460
04:01-05:00, Sun., 15 Aug. 0.0482 0.0398 0.0445
03:01-04:00, Sun., 15 Aug. 0.0465 0.0397 0.0435
02:01-03:00, Sun., 15 Aug. 0.0461 0.0397 0.0432
01:01-02:00, Sun., 15 Aug. 0.0448 0.0392 0.0422
00:01-01:00, Sun., 15 Aug. 0.0456 0.0373 0.0425
23:01-24:00, Sat., 14 Aug. 0.0451 0.0382 0.0414
22:01-23:00, Sat., 14 Aug. 0.0448 0.0386 0.0412
21:01-22:00, Sat., 14 Aug. 0.0432 0.0372 0.0399
20:01-21:00, Sat., 14 Aug. 0.0416 0.0362 0.0393
19:01-20:00, Sat., 14 Aug. 0.0425 0.0362 0.0392
18:01-19:00, Sat., 14 Aug. 0.0395 0.0348 0.0370
17:01-18:00, Sat., 14 Aug. 0.0411 0.0347 0.0372
16:01-17:00, Sat., 14 Aug. 0.0412 0.0352 0.0375
15:01-16:00, Sat., 14 Aug. 0.0425 0.0361 0.0386
14:01-15:00, Sat., 14 Aug. 0.0399 0.0347 0.0369
13:01-14:00, Sat., 14 Aug. 0.0408 0.0346 0.0364
12:01-13:00, Sat., 14 Aug. 0.0401 0.0341 0.0371
11:01-12:00, Sat., 14 Aug. 0.0394 0.0348 0.0370
10:01-11:00, Sat., 14 Aug. 0.0404 0.0343 0.0366
09:01-10:00, Sat., 14 Aug. 0.0391 0.0346 0.0365
08:01-09:00, Sat., 14 Aug. 0.0394 0.0338 0.0366
07:01-08:00, Sat., 14 Aug. 0.0405 0.0347 0.0376
06:01-07:00, Sat., 14 Aug. 0.0426 0.0353 0.0385
05:01-06:00, Sat., 14 Aug. 0.0420 0.0358 0.0381
04:01-05:00, Sat., 14 Aug. 0.0422 0.0362 0.0387
03:01-04:00, Sat., 14 Aug. 0.0445 0.0367 0.0411
02:01-03:00, Sat., 14 Aug. 0.0445 0.0386 0.0416
01:01-02:00, Sat., 14 Aug. 0.0436 0.0361 0.0388
00:01-01:00, Sat., 14 Aug. 0.0392 0.0345 0.0368
23:01-24:00, Fri., 13 Aug. 0.0403 0.0340 0.0366
22:01-23:00, Fri., 13 Aug. 0.0414 0.0341 0.0366
21:01-22:00, Fri., 13 Aug. 0.0417 0.0356 0.0383
20:01-21:00, Fri., 13 Aug. 0.0399 0.0343 0.0368
19:01-20:00, Fri., 13 Aug. 0.0387 0.0342 0.0364
18:01-19:00, Fri., 13 Aug. 0.0416 0.0353 0.0386
17:01-18:00, Fri., 13 Aug. 0.0433 0.0363 0.0388
16:01-17:00, Fri., 13 Aug. 0.0433 0.0350 0.0379
15:01-16:00, Fri., 13 Aug. 0.0402 0.0348 0.0370
14:01-15:00, Fri., 13 Aug. 0.0406 0.0348 0.0364
13:01-14:00, Fri., 13 Aug. 0.0410 0.0344 0.0366
12:01-13:00, Fri., 13 Aug. 0.0418 0.0341 0.0371
11:01-12:00, Fri., 13 Aug. 0.0408 0.0351 0.0371
10:01-11:00, Fri., 13 Aug. 0.0410 0.0349 0.0370
09:01-10:00, Fri., 13 Aug. 0.0390 0.0351 0.0367
08:01-09:00, Fri., 13 Aug. 0.0400 0.0342 0.0372
07:01-08:00, Fri., 13 Aug. 0.0424 0.0359 0.0388
06:01-07:00, Fri., 13 Aug. 0.0439 0.0355 0.0392
05:01-06:00, Fri., 13 Aug. 0.0419 0.0354 0.0381
04:01-05:00, Fri., 13 Aug. 0.0437 0.0362 0.0388
03:01-04:00, Fri., 13 Aug. 0.0424 0.0363 0.0388
02:01-03:00, Fri., 13 Aug. 0.0410 0.0347 0.0373
01:01-02:00, Fri., 13 Aug. 0.0384 0.0331 0.0359
00:01-01:00, Fri., 13 Aug. 0.0389 0.0342 0.0359
23:01-24:00, Thu., 12 Aug. 0.0374 0.0337 0.0358
22:01-23:00, Thu., 12 Aug. 0.0369 0.0334 0.0357
21:01-22:00, Thu., 12 Aug. 0.0400 0.0335 0.0361
20:01-21:00, Thu., 12 Aug. 0.0385 0.0326 0.0360
19:01-20:00, Thu., 12 Aug. 0.0400 0.0349 0.0368
18:01-19:00, Thu., 12 Aug. 0.0407 0.0351 0.0370
17:01-18:00, Thu., 12 Aug. 0.0406 0.0354 0.0375
16:01-17:00, Thu., 12 Aug. 0.0416 0.0349 0.0375
15:01-16:00, Thu., 12 Aug. 0.0423 0.0343 0.0377
14:01-15:00, Thu., 12 Aug. 0.0392 0.0340 0.0360
13:01-14:00, Thu., 12 Aug. 0.0389 0.0328 0.0358
12:01-13:00, Thu., 12 Aug. 0.0383 0.0336 0.0357
11:01-12:00, Thu., 12 Aug. 0.0379 0.0333 0.0358
10:01-11:00, Thu., 12 Aug. 0.0385 0.0333 0.0359
09:01-10:00, Thu., 12 Aug. 0.0382 0.0330 0.0358
08:01-09:00, Thu., 12 Aug. 0.0377 0.0327 0.0358
07:01-08:00, Thu., 12 Aug. 0.0376 0.0330 0.0359
06:01-07:00, Thu., 12 Aug. 0.0389 0.0344 0.0361
05:01-06:00, Thu., 12 Aug. 0.0394 0.0336 0.0361
04:01-05:00, Thu., 12 Aug. 0.0391 0.0337 0.0364
03:01-04:00, Thu., 12 Aug. 0.0400 0.0345 0.0366
02:01-03:00, Thu., 12 Aug. 0.0395 0.0346 0.0366
01:01-02:00, Thu., 12 Aug. 0.0391 0.0344 0.0365
00:01-01:00, Thu., 12 Aug. 0.0382 0.0339 0.0359
23:01-24:00, Wed., 11 Aug. 0.0382 0.0339 0.0362
22:01-23:00, Wed., 11 Aug. 0.0387 0.0334 0.0361
21:01-22:00, Wed., 11 Aug. 0.0382 0.0341 0.0362
20:01-21:00, Wed., 11 Aug. 0.0376 0.0343 0.0358
19:01-20:00, Wed., 11 Aug. 0.0383 0.0343 0.0363
18:01-19:00, Wed., 11 Aug. 0.0388 0.0342 0.0361
17:01-18:00, Wed., 11 Aug. 0.0400 0.0342 0.0359
16:01-17:00, Wed., 11 Aug. 0.0396 0.0337 0.0360
15:01-16:00, Wed., 11 Aug. 0.0385 0.0332 0.0358
14:01-15:00, Wed., 11 Aug. 0.0392 0.0340 0.0360
13:01-14:00, Wed., 11 Aug. 0.0393 0.0336 0.0362
12:01-13:00, Wed., 11 Aug. 0.0387 0.0339 0.0361
11:01-12:00, Wed., 11 Aug. 0.0405 0.0338 0.0362
10:01-11:00, Wed., 11 Aug. 0.0389 0.0337 0.0359
09:01-10:00, Wed., 11 Aug. 0.0385 0.0339 0.0358
08:01-09:00, Wed., 11 Aug. 0.0396 0.0338 0.0364
07:01-08:00, Wed., 11 Aug. 0.0389 0.0334 0.0364
06:01-07:00, Wed., 11 Aug. 0.0387 0.0345 0.0363
05:01-06:00, Wed., 11 Aug. 0.0386 0.0341 0.0363
04:01-05:00, Wed., 11 Aug. 0.0387 0.0342 0.0362
03:01-04:00, Wed., 11 Aug. 0.0388 0.0335 0.0361
02:01-03:00, Wed., 11 Aug. 0.0380 0.0339 0.0359
01:01-02:00, Wed., 11 Aug. 0.0391 0.0333 0.0359
00:01-01:00, Wed., 11 Aug. 0.0387 0.0339 0.0357
23:01-24:00, Tue., 10 Aug. 0.0382 0.0340 0.0360
22:01-23:00, Tue., 10 Aug. 0.0388 0.0330 0.0360
21:01-22:00, Tue., 10 Aug. 0.0379 0.0336 0.0360
20:01-21:00, Tue., 10 Aug. 0.0380 0.0339 0.0358
19:01-20:00, Tue., 10 Aug. 0.0381 0.0339 0.0360
18:01-19:00, Tue., 10 Aug. 0.0387 0.0336 0.0357
17:01-18:00, Tue., 10 Aug. 0.0378 0.0333 0.0355
16:01-17:00, Tue., 10 Aug. 0.0390 0.0340 0.0360
15:01-16:00, Tue., 10 Aug. 0.0386 0.0339 0.0358
14:01-15:00, Tue., 10 Aug. 0.0375 0.0334 0.0356
13:01-14:00, Tue., 10 Aug. 0.0375 0.0327 0.0355
12:01-13:00, Tue., 10 Aug. 0.0383 0.0330 0.0358
11:01-12:00, Tue., 10 Aug. 0.0377 0.0342 0.0358
10:01-11:00, Tue., 10 Aug. 0.0390 0.0337 0.0359
09:01-10:00, Tue., 10 Aug. 0.0390 0.0334 0.0355
08:01-09:00, Tue., 10 Aug. 0.0384 0.0336 0.0354
07:01-08:00, Tue., 10 Aug. 0.0375 0.0329 0.0355
06:01-07:00, Tue., 10 Aug. 0.0376 0.0331 0.0356
05:01-06:00, Tue., 10 Aug. 0.0380 0.0332 0.0357
04:01-05:00, Tue., 10 Aug. 0.0411 0.0337 0.0359
03:01-04:00, Tue., 10 Aug. 0.0371 0.0334 0.0355
02:01-03:00, Tue., 10 Aug. 0.0373 0.0330 0.0358
01:01-02:00, Tue., 10 Aug. 0.0384 0.0323 0.0354
00:01-01:00, Tue., 10 Aug. 0.0373 0.0340 0.0356
23:01-24:00, Mon., 09 Aug. 0.0372 0.0334 0.0355
22:01-23:00, Mon., 09 Aug. 0.0373 0.0336 0.0354
21:01-22:00, Mon., 09 Aug. 0.0377 0.0334 0.0354
20:01-21:00, Mon., 09 Aug. 0.0369 0.0336 0.0355
19:01-20:00, Mon., 09 Aug. 0.0394 0.0336 0.0354
18:01-19:00, Mon., 09 Aug. 0.0372 0.0333 0.0354
17:01-18:00, Mon., 09 Aug. 0.0378 0.0333 0.0358
16:01-17:00, Mon., 09 Aug. 0.0391 0.0331 0.0356
15:01-16:00, Mon., 09 Aug. 0.0377 0.0338 0.0356
14:01-15:00, Mon., 09 Aug. 0.0385 0.0335 0.0357
13:01-14:00, Mon., 09 Aug. 0.0377 0.0338 0.0357
12:01-13:00, Mon., 09 Aug. 0.0394 0.0343 0.0361
11:01-12:00, Mon., 09 Aug. 0.0406 0.0343 0.0371
10:01-11:00, Mon., 09 Aug. 0.0471 0.0382 0.0419
09:01-10:00, Mon., 09 Aug. 0.0464 0.0368 0.0413
08:01-09:00, Mon., 09 Aug. 0.0426 0.0360 0.0391
07:01-08:00, Mon., 09 Aug. 0.0408 0.0330 0.0364
06:01-07:00, Mon., 09 Aug. 0.0397 0.0335 0.0354
05:01-06:00, Mon., 09 Aug. 0.0386 0.0326 0.0356
04:01-05:00, Mon., 09 Aug. 0.0383 0.0337 0.0357
03:01-04:00, Mon., 09 Aug. 0.0381 0.0336 0.0359
02:01-03:00, Mon., 09 Aug. 0.0391 0.0334 0.0358
01:01-02:00, Mon., 09 Aug. 0.0380 0.0337 0.0357
00:01-01:00, Mon., 09 Aug. 0.0395 0.0342 0.0361