Measurement results by the hour (Shinjuku) 30 Aug., 2021 - 5 Sep., 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., 05 Sep. 0.0399 0.0341 0.0360
22:01-23:00, Sun., 05 Sep. 0.0388 0.0340 0.0357
21:01-22:00, Sun., 05 Sep. 0.0381 0.0332 0.0357
20:01-21:00, Sun., 05 Sep. 0.0374 0.0335 0.0358
19:01-20:00, Sun., 05 Sep. 0.0375 0.0335 0.0358
18:01-19:00, Sun., 05 Sep. 0.0383 0.0337 0.0356
17:01-18:00, Sun., 05 Sep. 0.0382 0.0333 0.0356
16:01-17:00, Sun., 05 Sep. 0.0395 0.0340 0.0359
15:01-16:00, Sun., 05 Sep. 0.0404 0.0338 0.0359
14:01-15:00, Sun., 05 Sep. 0.0386 0.0335 0.0356
13:01-14:00, Sun., 05 Sep. 0.0395 0.0334 0.0355
12:01-13:00, Sun., 05 Sep. 0.0374 0.0333 0.0356
11:01-12:00, Sun., 05 Sep. 0.0383 0.0337 0.0358
10:01-11:00, Sun., 05 Sep. 0.0374 0.0345 0.0361
09:01-10:00, Sun., 05 Sep. 0.0416 0.0348 0.0372
08:01-09:00, Sun., 05 Sep. 0.0424 0.0354 0.0388
07:01-08:00, Sun., 05 Sep. 0.0420 0.0360 0.0385
06:01-07:00, Sun., 05 Sep. 0.0400 0.0349 0.0370
05:01-06:00, Sun., 05 Sep. 0.0412 0.0345 0.0376
04:01-05:00, Sun., 05 Sep. 0.0435 0.0357 0.0383
03:01-04:00, Sun., 05 Sep. 0.0424 0.0363 0.0390
02:01-03:00, Sun., 05 Sep. 0.0460 0.0391 0.0419
01:01-02:00, Sun., 05 Sep. 0.0483 0.0400 0.0452
00:01-01:00, Sun., 05 Sep. 0.0452 0.0374 0.0420
23:01-24:00, Sat., 04 Sep. 0.0446 0.0362 0.0397
22:01-23:00, Sat., 04 Sep. 0.0554 0.0414 0.0474
21:01-22:00, Sat., 04 Sep. 0.0551 0.0462 0.0505
20:01-21:00, Sat., 04 Sep. 0.0503 0.0364 0.0424
19:01-20:00, Sat., 04 Sep. 0.0424 0.0343 0.0386
18:01-19:00, Sat., 04 Sep. 0.0402 0.0350 0.0370
17:01-18:00, Sat., 04 Sep. 0.0402 0.0347 0.0365
16:01-17:00, Sat., 04 Sep. 0.0391 0.0339 0.0361
15:01-16:00, Sat., 04 Sep. 0.0390 0.0340 0.0363
14:01-15:00, Sat., 04 Sep. 0.0391 0.0331 0.0359
13:01-14:00, Sat., 04 Sep. 0.0396 0.0351 0.0365
12:01-13:00, Sat., 04 Sep. 0.0403 0.0347 0.0367
11:01-12:00, Sat., 04 Sep. 0.0399 0.0348 0.0372
10:01-11:00, Sat., 04 Sep. 0.0455 0.0362 0.0392
09:01-10:00, Sat., 04 Sep. 0.0452 0.0375 0.0407
08:01-09:00, Sat., 04 Sep. 0.0445 0.0355 0.0380
07:01-08:00, Sat., 04 Sep. 0.0404 0.0347 0.0374
06:01-07:00, Sat., 04 Sep. 0.0420 0.0336 0.0378
05:01-06:00, Sat., 04 Sep. 0.0398 0.0335 0.0362
04:01-05:00, Sat., 04 Sep. 0.0387 0.0347 0.0361
03:01-04:00, Sat., 04 Sep. 0.0403 0.0337 0.0360
02:01-03:00, Sat., 04 Sep. 0.0391 0.0336 0.0359
01:01-02:00, Sat., 04 Sep. 0.0409 0.0347 0.0366
00:01-01:00, Sat., 04 Sep. 0.0419 0.0343 0.0369
23:01-24:00, Fri., 03 Sep. 0.0429 0.0356 0.0382
22:01-23:00, Fri., 03 Sep. 0.0429 0.0362 0.0396
21:01-22:00, Fri., 03 Sep. 0.0422 0.0355 0.0390
20:01-21:00, Fri., 03 Sep. 0.0445 0.0357 0.0391
19:01-20:00, Fri., 03 Sep. 0.0430 0.0360 0.0389
18:01-19:00, Fri., 03 Sep. 0.0476 0.0372 0.0425
17:01-18:00, Fri., 03 Sep. 0.0473 0.0393 0.0432
16:01-17:00, Fri., 03 Sep. 0.0462 0.0352 0.0394
15:01-16:00, Fri., 03 Sep. 0.0387 0.0353 0.0363
14:01-15:00, Fri., 03 Sep. 0.0403 0.0343 0.0362
13:01-14:00, Fri., 03 Sep. 0.0404 0.0343 0.0367
12:01-13:00, Fri., 03 Sep. 0.0464 0.0359 0.0395
11:01-12:00, Fri., 03 Sep. 0.0525 0.0411 0.0463
10:01-11:00, Fri., 03 Sep. 0.0519 0.0437 0.0477
09:01-10:00, Fri., 03 Sep. 0.0512 0.0432 0.0467
08:01-09:00, Fri., 03 Sep. 0.0503 0.0416 0.0465
07:01-08:00, Fri., 03 Sep. 0.0526 0.0434 0.0472
06:01-07:00, Fri., 03 Sep. 0.0524 0.0438 0.0486
05:01-06:00, Fri., 03 Sep. 0.0515 0.0406 0.0462
04:01-05:00, Fri., 03 Sep. 0.0498 0.0428 0.0460
03:01-04:00, Fri., 03 Sep. 0.0494 0.0417 0.0461
02:01-03:00, Fri., 03 Sep. 0.0490 0.0412 0.0452
01:01-02:00, Fri., 03 Sep. 0.0526 0.0435 0.0478
00:01-01:00, Fri., 03 Sep. 0.0490 0.0386 0.0438
23:01-24:00, Thu., 02 Sep. 0.0460 0.0375 0.0418
22:01-23:00, Thu., 02 Sep. 0.0532 0.0396 0.0465
21:01-22:00, Thu., 02 Sep. 0.0541 0.0466 0.0503
20:01-21:00, Thu., 02 Sep. 0.0548 0.0463 0.0516
19:01-20:00, Thu., 02 Sep. 0.0515 0.0417 0.0471
18:01-19:00, Thu., 02 Sep. 0.0476 0.0414 0.0443
17:01-18:00, Thu., 02 Sep. 0.0477 0.0392 0.0433
16:01-17:00, Thu., 02 Sep. 0.0503 0.0392 0.0443
15:01-16:00, Thu., 02 Sep. 0.0473 0.0366 0.0420
14:01-15:00, Thu., 02 Sep. 0.0437 0.0368 0.0406
13:01-14:00, Thu., 02 Sep. 0.0471 0.0367 0.0412
12:01-13:00, Thu., 02 Sep. 0.0522 0.0411 0.0464
11:01-12:00, Thu., 02 Sep. 0.0520 0.0421 0.0479
10:01-11:00, Thu., 02 Sep. 0.0509 0.0393 0.0462
09:01-10:00, Thu., 02 Sep. 0.0470 0.0383 0.0443
08:01-09:00, Thu., 02 Sep. 0.0467 0.0368 0.0411
07:01-08:00, Thu., 02 Sep. 0.0495 0.0384 0.0441
06:01-07:00, Thu., 02 Sep. 0.0500 0.0417 0.0445
05:01-06:00, Thu., 02 Sep. 0.0488 0.0409 0.0437
04:01-05:00, Thu., 02 Sep. 0.0481 0.0379 0.0446
03:01-04:00, Thu., 02 Sep. 0.0528 0.0419 0.0470
02:01-03:00, Thu., 02 Sep. 0.0490 0.0395 0.0443
01:01-02:00, Thu., 02 Sep. 0.0435 0.0365 0.0393
00:01-01:00, Thu., 02 Sep. 0.0403 0.0355 0.0376
23:01-24:00, Wed., 01 Sep. 0.0413 0.0356 0.0383
22:01-23:00, Wed., 01 Sep. 0.0417 0.0347 0.0382
21:01-22:00, Wed., 01 Sep. 0.0431 0.0349 0.0376
20:01-21:00, Wed., 01 Sep. 0.0403 0.0340 0.0365
19:01-20:00, Wed., 01 Sep. 0.0403 0.0337 0.0364
18:01-19:00, Wed., 01 Sep. 0.0429 0.0355 0.0381
17:01-18:00, Wed., 01 Sep. 0.0461 0.0382 0.0415
16:01-17:00, Wed., 01 Sep. 0.0462 0.0401 0.0425
15:01-16:00, Wed., 01 Sep. 0.0437 0.0370 0.0413
14:01-15:00, Wed., 01 Sep. 0.0436 0.0360 0.0405
13:01-14:00, Wed., 01 Sep. 0.0417 0.0352 0.0377
12:01-13:00, Wed., 01 Sep. 0.0391 0.0341 0.0360
11:01-12:00, Wed., 01 Sep. 0.0397 0.0338 0.0363
10:01-11:00, Wed., 01 Sep. 0.0391 0.0335 0.0363
09:01-10:00, Wed., 01 Sep. 0.0390 0.0341 0.0362
08:01-09:00, Wed., 01 Sep. 0.0392 0.0348 0.0363
07:01-08:00, Wed., 01 Sep. 0.0377 0.0342 0.0359
06:01-07:00, Wed., 01 Sep. 0.0415 0.0339 0.0362
05:01-06:00, Wed., 01 Sep. 0.0395 0.0346 0.0364
04:01-05:00, Wed., 01 Sep. 0.0396 0.0348 0.0367
03:01-04:00, Wed., 01 Sep. 0.0395 0.0329 0.0361
02:01-03:00, Wed., 01 Sep. 0.0407 0.0346 0.0371
01:01-02:00, Wed., 01 Sep. 0.0470 0.0360 0.0398
00:01-01:00, Wed., 01 Sep. 0.0521 0.0398 0.0455
23:01-24:00, Tue., 31 Aug. 0.0623 0.0441 0.0535
22:01-23:00, Tue., 31 Aug. 0.0872 0.0602 0.0739
21:01-22:00, Tue., 31 Aug. 0.0869 0.0547 0.0658
20:01-21:00, Tue., 31 Aug. 0.0552 0.0445 0.0509
19:01-20:00, Tue., 31 Aug. 0.0506 0.0388 0.0440
18:01-19:00, Tue., 31 Aug. 0.0469 0.0380 0.0429
17:01-18:00, Tue., 31 Aug. 0.0402 0.0344 0.0367
16:01-17:00, Tue., 31 Aug. 0.0414 0.0352 0.0376
15:01-16:00, Tue., 31 Aug. 0.0422 0.0359 0.0387
14:01-15:00, Tue., 31 Aug. 0.0434 0.0352 0.0381
13:01-14:00, Tue., 31 Aug. 0.0400 0.0341 0.0365
12:01-13:00, Tue., 31 Aug. 0.0401 0.0344 0.0366
11:01-12:00, Tue., 31 Aug. 0.0390 0.0347 0.0368
10:01-11:00, Tue., 31 Aug. 0.0395 0.0344 0.0367
09:01-10:00, Tue., 31 Aug. 0.0407 0.0351 0.0368
08:01-09:00, Tue., 31 Aug. 0.0397 0.0348 0.0368
07:01-08:00, Tue., 31 Aug. 0.0421 0.0338 0.0368
06:01-07:00, Tue., 31 Aug. 0.0409 0.0345 0.0366
05:01-06:00, Tue., 31 Aug. 0.0400 0.0341 0.0370
04:01-05:00, Tue., 31 Aug. 0.0419 0.0348 0.0370
03:01-04:00, Tue., 31 Aug. 0.0395 0.0340 0.0367
02:01-03:00, Tue., 31 Aug. 0.0402 0.0347 0.0369
01:01-02:00, Tue., 31 Aug. 0.0406 0.0347 0.0367
00:01-01:00, Tue., 31 Aug. 0.0399 0.0345 0.0366
23:01-24:00, Mon., 30 Aug. 0.0392 0.0348 0.0367
22:01-23:00, Mon., 30 Aug. 0.0400 0.0342 0.0369
21:01-22:00, Mon., 30 Aug. 0.0412 0.0351 0.0372
20:01-21:00, Mon., 30 Aug. 0.0401 0.0348 0.0371
19:01-20:00, Mon., 30 Aug. 0.0408 0.0352 0.0370
18:01-19:00, Mon., 30 Aug. 0.0391 0.0349 0.0368
17:01-18:00, Mon., 30 Aug. 0.0416 0.0352 0.0370
16:01-17:00, Mon., 30 Aug. 0.0397 0.0342 0.0366
15:01-16:00, Mon., 30 Aug. 0.0394 0.0350 0.0364
14:01-15:00, Mon., 30 Aug. 0.0407 0.0343 0.0366
13:01-14:00, Mon., 30 Aug. 0.0400 0.0341 0.0370
12:01-13:00, Mon., 30 Aug. 0.0394 0.0350 0.0367
11:01-12:00, Mon., 30 Aug. 0.0403 0.0350 0.0366
10:01-11:00, Mon., 30 Aug. 0.0396 0.0347 0.0365
09:01-10:00, Mon., 30 Aug. 0.0383 0.0345 0.0363
08:01-09:00, Mon., 30 Aug. 0.0407 0.0348 0.0368
07:01-08:00, Mon., 30 Aug. 0.0388 0.0348 0.0367
06:01-07:00, Mon., 30 Aug. 0.0387 0.0346 0.0364
05:01-06:00, Mon., 30 Aug. 0.0385 0.0351 0.0364
04:01-05:00, Mon., 30 Aug. 0.0406 0.0347 0.0366
03:01-04:00, Mon., 30 Aug. 0.0405 0.0333 0.0363
02:01-03:00, Mon., 30 Aug. 0.0388 0.0345 0.0365
01:01-02:00, Mon., 30 Aug. 0.0384 0.0344 0.0363
00:01-01:00, Mon., 30 Aug. 0.0387 0.0349 0.0365