Measurement results by the hour (Shinjuku) 3 Mar., 2025 - 9 Mar., 2025

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., 09 Mar. 0.0371 0.0323 0.0349
22:01-23:00, Sun., 09 Mar. 0.0367 0.0332 0.0350
21:01-22:00, Sun., 09 Mar. 0.0380 0.0327 0.0352
20:01-21:00, Sun., 09 Mar. 0.0383 0.0335 0.0353
19:01-20:00, Sun., 09 Mar. 0.0371 0.0335 0.0356
18:01-19:00, Sun., 09 Mar. 0.0374 0.0328 0.0353
17:01-18:00, Sun., 09 Mar. 0.0370 0.0332 0.0351
16:01-17:00, Sun., 09 Mar. 0.0396 0.0330 0.0353
15:01-16:00, Sun., 09 Mar. 0.0382 0.0337 0.0357
14:01-15:00, Sun., 09 Mar. 0.0370 0.0327 0.0355
13:01-14:00, Sun., 09 Mar. 0.0385 0.0334 0.0358
12:01-13:00, Sun., 09 Mar. 0.0405 0.0337 0.0360
11:01-12:00, Sun., 09 Mar. 0.0408 0.0341 0.0358
10:01-11:00, Sun., 09 Mar. 0.0382 0.0333 0.0356
09:01-10:00, Sun., 09 Mar. 0.0369 0.0335 0.0354
08:01-09:00, Sun., 09 Mar. 0.0369 0.0329 0.0352
07:01-08:00, Sun., 09 Mar. 0.0395 0.0336 0.0352
06:01-07:00, Sun., 09 Mar. 0.0371 0.0334 0.0352
05:01-06:00, Sun., 09 Mar. 0.0368 0.0335 0.0354
04:01-05:00, Sun., 09 Mar. 0.0387 0.0338 0.0355
03:01-04:00, Sun., 09 Mar. 0.0368 0.0332 0.0352
02:01-03:00, Sun., 09 Mar. 0.0382 0.0333 0.0354
01:01-02:00, Sun., 09 Mar. 0.0377 0.0330 0.0353
00:01-01:00, Sun., 09 Mar. 0.0394 0.0338 0.0358
23:01-24:00, Sat., 08 Mar. 0.0398 0.0343 0.0366
22:01-23:00, Sat., 08 Mar. 0.0426 0.0358 0.0395
21:01-22:00, Sat., 08 Mar. 0.0474 0.0388 0.0432
20:01-21:00, Sat., 08 Mar. 0.0502 0.0422 0.0455
19:01-20:00, Sat., 08 Mar. 0.0485 0.0411 0.0441
18:01-19:00, Sat., 08 Mar. 0.0461 0.0375 0.0423
17:01-18:00, Sat., 08 Mar. 0.0448 0.0371 0.0408
16:01-17:00, Sat., 08 Mar. 0.0415 0.0339 0.0373
15:01-16:00, Sat., 08 Mar. 0.0388 0.0341 0.0357
14:01-15:00, Sat., 08 Mar. 0.0390 0.0341 0.0360
13:01-14:00, Sat., 08 Mar. 0.0378 0.0339 0.0354
12:01-13:00, Sat., 08 Mar. 0.0374 0.0327 0.0355
11:01-12:00, Sat., 08 Mar. 0.0384 0.0331 0.0354
10:01-11:00, Sat., 08 Mar. 0.0372 0.0335 0.0353
09:01-10:00, Sat., 08 Mar. 0.0382 0.0342 0.0356
08:01-09:00, Sat., 08 Mar. 0.0377 0.0335 0.0355
07:01-08:00, Sat., 08 Mar. 0.0414 0.0332 0.0357
06:01-07:00, Sat., 08 Mar. 0.0388 0.0336 0.0354
05:01-06:00, Sat., 08 Mar. 0.0381 0.0336 0.0357
04:01-05:00, Sat., 08 Mar. 0.0371 0.0330 0.0354
03:01-04:00, Sat., 08 Mar. 0.0381 0.0328 0.0355
02:01-03:00, Sat., 08 Mar. 0.0381 0.0333 0.0356
01:01-02:00, Sat., 08 Mar. 0.0370 0.0329 0.0352
00:01-01:00, Sat., 08 Mar. 0.0370 0.0328 0.0354
23:01-24:00, Fri., 07 Mar. 0.0369 0.0327 0.0354
22:01-23:00, Fri., 07 Mar. 0.0384 0.0333 0.0353
21:01-22:00, Fri., 07 Mar. 0.0377 0.0325 0.0352
20:01-21:00, Fri., 07 Mar. 0.0374 0.0333 0.0354
19:01-20:00, Fri., 07 Mar. 0.0390 0.0335 0.0355
18:01-19:00, Fri., 07 Mar. 0.0387 0.0327 0.0356
17:01-18:00, Fri., 07 Mar. 0.0390 0.0331 0.0355
16:01-17:00, Fri., 07 Mar. 0.0403 0.0333 0.0356
15:01-16:00, Fri., 07 Mar. 0.0379 0.0327 0.0353
14:01-15:00, Fri., 07 Mar. 0.0404 0.0341 0.0359
13:01-14:00, Fri., 07 Mar. 0.0391 0.0340 0.0359
12:01-13:00, Fri., 07 Mar. 0.0377 0.0342 0.0359
11:01-12:00, Fri., 07 Mar. 0.0386 0.0340 0.0357
10:01-11:00, Fri., 07 Mar. 0.0401 0.0333 0.0357
09:01-10:00, Fri., 07 Mar. 0.0388 0.0338 0.0358
08:01-09:00, Fri., 07 Mar. 0.0381 0.0330 0.0354
07:01-08:00, Fri., 07 Mar. 0.0380 0.0329 0.0356
06:01-07:00, Fri., 07 Mar. 0.0381 0.0329 0.0356
05:01-06:00, Fri., 07 Mar. 0.0381 0.0326 0.0352
04:01-05:00, Fri., 07 Mar. 0.0380 0.0329 0.0352
03:01-04:00, Fri., 07 Mar. 0.0400 0.0331 0.0352
02:01-03:00, Fri., 07 Mar. 0.0374 0.0332 0.0351
01:01-02:00, Fri., 07 Mar. 0.0374 0.0333 0.0352
00:01-01:00, Fri., 07 Mar. 0.0374 0.0332 0.0351
23:01-24:00, Thu., 06 Mar. 0.0382 0.0325 0.0351
22:01-23:00, Thu., 06 Mar. 0.0379 0.0323 0.0348
21:01-22:00, Thu., 06 Mar. 0.0369 0.0327 0.0346
20:01-21:00, Thu., 06 Mar. 0.0371 0.0332 0.0351
19:01-20:00, Thu., 06 Mar. 0.0376 0.0324 0.0352
18:01-19:00, Thu., 06 Mar. 0.0374 0.0325 0.0351
17:01-18:00, Thu., 06 Mar. 0.0374 0.0330 0.0352
16:01-17:00, Thu., 06 Mar. 0.0372 0.0332 0.0352
15:01-16:00, Thu., 06 Mar. 0.0370 0.0328 0.0352
14:01-15:00, Thu., 06 Mar. 0.0385 0.0315 0.0349
13:01-14:00, Thu., 06 Mar. 0.0380 0.0333 0.0355
12:01-13:00, Thu., 06 Mar. 0.0376 0.0328 0.0352
11:01-12:00, Thu., 06 Mar. 0.0375 0.0331 0.0351
10:01-11:00, Thu., 06 Mar. 0.0369 0.0329 0.0350
09:01-10:00, Thu., 06 Mar. 0.0365 0.0332 0.0351
08:01-09:00, Thu., 06 Mar. 0.0370 0.0333 0.0353
07:01-08:00, Thu., 06 Mar. 0.0378 0.0324 0.0352
06:01-07:00, Thu., 06 Mar. 0.0373 0.0329 0.0355
05:01-06:00, Thu., 06 Mar. 0.0371 0.0331 0.0353
04:01-05:00, Thu., 06 Mar. 0.0378 0.0335 0.0355
03:01-04:00, Thu., 06 Mar. 0.0377 0.0332 0.0355
02:01-03:00, Thu., 06 Mar. 0.0385 0.0331 0.0352
01:01-02:00, Thu., 06 Mar. 0.0369 0.0331 0.0353
00:01-01:00, Thu., 06 Mar. 0.0394 0.0332 0.0353
23:01-24:00, Wed., 05 Mar. 0.0378 0.0334 0.0355
22:01-23:00, Wed., 05 Mar. 0.0373 0.0332 0.0355
21:01-22:00, Wed., 05 Mar. 0.0375 0.0333 0.0354
20:01-21:00, Wed., 05 Mar. 0.0405 0.0339 0.0357
19:01-20:00, Wed., 05 Mar. 0.0407 0.0337 0.0365
18:01-19:00, Wed., 05 Mar. 0.0389 0.0342 0.0363
17:01-18:00, Wed., 05 Mar. 0.0416 0.0355 0.0373
16:01-17:00, Wed., 05 Mar. 0.0401 0.0354 0.0372
15:01-16:00, Wed., 05 Mar. 0.0394 0.0347 0.0371
14:01-15:00, Wed., 05 Mar. 0.0443 0.0348 0.0377
13:01-14:00, Wed., 05 Mar. 0.0435 0.0366 0.0406
12:01-13:00, Wed., 05 Mar. 0.0459 0.0396 0.0429
11:01-12:00, Wed., 05 Mar. 0.0466 0.0409 0.0437
10:01-11:00, Wed., 05 Mar. 0.0482 0.0394 0.0436
09:01-10:00, Wed., 05 Mar. 0.0498 0.0405 0.0444
08:01-09:00, Wed., 05 Mar. 0.0483 0.0408 0.0444
07:01-08:00, Wed., 05 Mar. 0.0498 0.0420 0.0448
06:01-07:00, Wed., 05 Mar. 0.0481 0.0376 0.0423
05:01-06:00, Wed., 05 Mar. 0.0467 0.0388 0.0429
04:01-05:00, Wed., 05 Mar. 0.0482 0.0407 0.0438
03:01-04:00, Wed., 05 Mar. 0.0474 0.0377 0.0425
02:01-03:00, Wed., 05 Mar. 0.0457 0.0390 0.0430
01:01-02:00, Wed., 05 Mar. 0.0469 0.0403 0.0433
00:01-01:00, Wed., 05 Mar. 0.0475 0.0401 0.0434
23:01-24:00, Tue., 04 Mar. 0.0454 0.0379 0.0412
22:01-23:00, Tue., 04 Mar. 0.0469 0.0397 0.0428
21:01-22:00, Tue., 04 Mar. 0.0482 0.0411 0.0441
20:01-21:00, Tue., 04 Mar. 0.0461 0.0375 0.0411
19:01-20:00, Tue., 04 Mar. 0.0470 0.0383 0.0416
18:01-19:00, Tue., 04 Mar. 0.0469 0.0384 0.0425
17:01-18:00, Tue., 04 Mar. 0.0447 0.0386 0.0416
16:01-17:00, Tue., 04 Mar. 0.0435 0.0371 0.0408
15:01-16:00, Tue., 04 Mar. 0.0405 0.0326 0.0359
14:01-15:00, Tue., 04 Mar. 0.0374 0.0325 0.0351
13:01-14:00, Tue., 04 Mar. 0.0382 0.0325 0.0352
12:01-13:00, Tue., 04 Mar. 0.0362 0.0327 0.0348
11:01-12:00, Tue., 04 Mar. 0.0369 0.0323 0.0348
10:01-11:00, Tue., 04 Mar. 0.0369 0.0335 0.0349
09:01-10:00, Tue., 04 Mar. 0.0387 0.0331 0.0351
08:01-09:00, Tue., 04 Mar. 0.0370 0.0325 0.0351
07:01-08:00, Tue., 04 Mar. 0.0367 0.0323 0.0347
06:01-07:00, Tue., 04 Mar. 0.0370 0.0328 0.0350
05:01-06:00, Tue., 04 Mar. 0.0375 0.0326 0.0351
04:01-05:00, Tue., 04 Mar. 0.0368 0.0322 0.0349
03:01-04:00, Tue., 04 Mar. 0.0370 0.0322 0.0350
02:01-03:00, Tue., 04 Mar. 0.0370 0.0331 0.0350
01:01-02:00, Tue., 04 Mar. 0.0393 0.0323 0.0351
00:01-01:00, Tue., 04 Mar. 0.0375 0.0332 0.0349
23:01-24:00, Mon., 03 Mar. 0.0367 0.0326 0.0348
22:01-23:00, Mon., 03 Mar. 0.0372 0.0328 0.0349
21:01-22:00, Mon., 03 Mar. 0.0370 0.0332 0.0350
20:01-21:00, Mon., 03 Mar. 0.0373 0.0333 0.0351
19:01-20:00, Mon., 03 Mar. 0.0387 0.0336 0.0357
18:01-19:00, Mon., 03 Mar. 0.0425 0.0343 0.0383
17:01-18:00, Mon., 03 Mar. 0.0531 0.0402 0.0460
16:01-17:00, Mon., 03 Mar. 0.0640 0.0498 0.0564
15:01-16:00, Mon., 03 Mar. 0.0695 0.0597 0.0644
14:01-15:00, Mon., 03 Mar. 0.0741 0.0638 0.0683
13:01-14:00, Mon., 03 Mar. 0.0703 0.0577 0.0646
12:01-13:00, Mon., 03 Mar. 0.0624 0.0540 0.0580
11:01-12:00, Mon., 03 Mar. 0.0666 0.0561 0.0618
10:01-11:00, Mon., 03 Mar. 0.0639 0.0539 0.0589
09:01-10:00, Mon., 03 Mar. 0.0593 0.0431 0.0511
08:01-09:00, Mon., 03 Mar. 0.0531 0.0438 0.0488
07:01-08:00, Mon., 03 Mar. 0.0602 0.0493 0.0544
06:01-07:00, Mon., 03 Mar. 0.0611 0.0484 0.0555
05:01-06:00, Mon., 03 Mar. 0.0579 0.0508 0.0538
04:01-05:00, Mon., 03 Mar. 0.0561 0.0489 0.0520
03:01-04:00, Mon., 03 Mar. 0.0536 0.0416 0.0485
02:01-03:00, Mon., 03 Mar. 0.0456 0.0344 0.0382
01:01-02:00, Mon., 03 Mar. 0.0386 0.0335 0.0364
00:01-01:00, Mon., 03 Mar. 0.0397 0.0338 0.0363