Measurement results by the hour (Shinjuku) 10 Apr., 2023 - 16 Apr., 2023

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., 16 Apr. 0.0377 0.0334 0.0358
22:01-23:00, Sun., 16 Apr. 0.0370 0.0334 0.0356
21:01-22:00, Sun., 16 Apr. 0.0380 0.0337 0.0357
20:01-21:00, Sun., 16 Apr. 0.0394 0.0339 0.0359
19:01-20:00, Sun., 16 Apr. 0.0384 0.0341 0.0361
18:01-19:00, Sun., 16 Apr. 0.0391 0.0344 0.0367
17:01-18:00, Sun., 16 Apr. 0.0436 0.0365 0.0396
16:01-17:00, Sun., 16 Apr. 0.0433 0.0355 0.0390
15:01-16:00, Sun., 16 Apr. 0.0391 0.0348 0.0364
14:01-15:00, Sun., 16 Apr. 0.0410 0.0339 0.0369
13:01-14:00, Sun., 16 Apr. 0.0401 0.0340 0.0362
12:01-13:00, Sun., 16 Apr. 0.0384 0.0336 0.0362
11:01-12:00, Sun., 16 Apr. 0.0388 0.0338 0.0364
10:01-11:00, Sun., 16 Apr. 0.0391 0.0334 0.0359
09:01-10:00, Sun., 16 Apr. 0.0386 0.0327 0.0357
08:01-09:00, Sun., 16 Apr. 0.0374 0.0326 0.0357
07:01-08:00, Sun., 16 Apr. 0.0372 0.0334 0.0354
06:01-07:00, Sun., 16 Apr. 0.0379 0.0339 0.0357
05:01-06:00, Sun., 16 Apr. 0.0393 0.0334 0.0358
04:01-05:00, Sun., 16 Apr. 0.0402 0.0344 0.0365
03:01-04:00, Sun., 16 Apr. 0.0449 0.0353 0.0392
02:01-03:00, Sun., 16 Apr. 0.0522 0.0406 0.0466
01:01-02:00, Sun., 16 Apr. 0.0524 0.0422 0.0466
00:01-01:00, Sun., 16 Apr. 0.0452 0.0335 0.0379
23:01-24:00, Sat., 15 Apr. 0.0387 0.0335 0.0355
22:01-23:00, Sat., 15 Apr. 0.0382 0.0332 0.0361
21:01-22:00, Sat., 15 Apr. 0.0393 0.0336 0.0364
20:01-21:00, Sat., 15 Apr. 0.0428 0.0350 0.0370
19:01-20:00, Sat., 15 Apr. 0.0436 0.0362 0.0391
18:01-19:00, Sat., 15 Apr. 0.0472 0.0398 0.0432
17:01-18:00, Sat., 15 Apr. 0.0490 0.0416 0.0450
16:01-17:00, Sat., 15 Apr. 0.0481 0.0408 0.0442
15:01-16:00, Sat., 15 Apr. 0.0482 0.0403 0.0431
14:01-15:00, Sat., 15 Apr. 0.0458 0.0386 0.0417
13:01-14:00, Sat., 15 Apr. 0.0457 0.0368 0.0416
12:01-13:00, Sat., 15 Apr. 0.0450 0.0384 0.0419
11:01-12:00, Sat., 15 Apr. 0.0465 0.0383 0.0430
10:01-11:00, Sat., 15 Apr. 0.0478 0.0397 0.0438
09:01-10:00, Sat., 15 Apr. 0.0462 0.0397 0.0430
08:01-09:00, Sat., 15 Apr. 0.0472 0.0412 0.0435
07:01-08:00, Sat., 15 Apr. 0.0495 0.0411 0.0447
06:01-07:00, Sat., 15 Apr. 0.0480 0.0422 0.0451
05:01-06:00, Sat., 15 Apr. 0.0486 0.0404 0.0450
04:01-05:00, Sat., 15 Apr. 0.0476 0.0360 0.0409
03:01-04:00, Sat., 15 Apr. 0.0406 0.0348 0.0366
02:01-03:00, Sat., 15 Apr. 0.0388 0.0339 0.0361
01:01-02:00, Sat., 15 Apr. 0.0408 0.0338 0.0361
00:01-01:00, Sat., 15 Apr. 0.0386 0.0344 0.0363
23:01-24:00, Fri., 14 Apr. 0.0390 0.0343 0.0360
22:01-23:00, Fri., 14 Apr. 0.0394 0.0332 0.0362
21:01-22:00, Fri., 14 Apr. 0.0380 0.0333 0.0358
20:01-21:00, Fri., 14 Apr. 0.0389 0.0341 0.0362
19:01-20:00, Fri., 14 Apr. 0.0399 0.0343 0.0362
18:01-19:00, Fri., 14 Apr. 0.0385 0.0342 0.0364
17:01-18:00, Fri., 14 Apr. 0.0394 0.0330 0.0361
16:01-17:00, Fri., 14 Apr. 0.0384 0.0340 0.0362
15:01-16:00, Fri., 14 Apr. 0.0395 0.0338 0.0360
14:01-15:00, Fri., 14 Apr. 0.0421 0.0343 0.0364
13:01-14:00, Fri., 14 Apr. 0.0395 0.0339 0.0363
12:01-13:00, Fri., 14 Apr. 0.0397 0.0342 0.0364
11:01-12:00, Fri., 14 Apr. 0.0386 0.0342 0.0360
10:01-11:00, Fri., 14 Apr. 0.0377 0.0334 0.0354
09:01-10:00, Fri., 14 Apr. 0.0374 0.0332 0.0357
08:01-09:00, Fri., 14 Apr. 0.0383 0.0338 0.0359
07:01-08:00, Fri., 14 Apr. 0.0383 0.0344 0.0364
06:01-07:00, Fri., 14 Apr. 0.0395 0.0342 0.0366
05:01-06:00, Fri., 14 Apr. 0.0396 0.0337 0.0360
04:01-05:00, Fri., 14 Apr. 0.0390 0.0339 0.0361
03:01-04:00, Fri., 14 Apr. 0.0392 0.0336 0.0359
02:01-03:00, Fri., 14 Apr. 0.0388 0.0334 0.0362
01:01-02:00, Fri., 14 Apr. 0.0387 0.0338 0.0360
00:01-01:00, Fri., 14 Apr. 0.0380 0.0344 0.0360
23:01-24:00, Thu., 13 Apr. 0.0394 0.0332 0.0360
22:01-23:00, Thu., 13 Apr. 0.0384 0.0334 0.0359
21:01-22:00, Thu., 13 Apr. 0.0388 0.0345 0.0362
20:01-21:00, Thu., 13 Apr. 0.0384 0.0342 0.0361
19:01-20:00, Thu., 13 Apr. 0.0378 0.0341 0.0360
18:01-19:00, Thu., 13 Apr. 0.0377 0.0340 0.0359
17:01-18:00, Thu., 13 Apr. 0.0384 0.0333 0.0360
16:01-17:00, Thu., 13 Apr. 0.0387 0.0340 0.0361
15:01-16:00, Thu., 13 Apr. 0.0389 0.0342 0.0363
14:01-15:00, Thu., 13 Apr. 0.0382 0.0339 0.0359
13:01-14:00, Thu., 13 Apr. 0.0377 0.0332 0.0358
12:01-13:00, Thu., 13 Apr. 0.0384 0.0333 0.0356
11:01-12:00, Thu., 13 Apr. 0.0381 0.0337 0.0357
10:01-11:00, Thu., 13 Apr. 0.0390 0.0334 0.0355
09:01-10:00, Thu., 13 Apr. 0.0378 0.0342 0.0357
08:01-09:00, Thu., 13 Apr. 0.0387 0.0334 0.0358
07:01-08:00, Thu., 13 Apr. 0.0384 0.0337 0.0361
06:01-07:00, Thu., 13 Apr. 0.0390 0.0343 0.0359
05:01-06:00, Thu., 13 Apr. 0.0390 0.0342 0.0360
04:01-05:00, Thu., 13 Apr. 0.0390 0.0335 0.0361
03:01-04:00, Thu., 13 Apr. 0.0393 0.0338 0.0362
02:01-03:00, Thu., 13 Apr. 0.0381 0.0335 0.0362
01:01-02:00, Thu., 13 Apr. 0.0388 0.0342 0.0363
00:01-01:00, Thu., 13 Apr. 0.0395 0.0339 0.0365
23:01-24:00, Wed., 12 Apr. 0.0389 0.0330 0.0362
22:01-23:00, Wed., 12 Apr. 0.0395 0.0345 0.0364
21:01-22:00, Wed., 12 Apr. 0.0393 0.0339 0.0363
20:01-21:00, Wed., 12 Apr. 0.0397 0.0350 0.0368
19:01-20:00, Wed., 12 Apr. 0.0408 0.0351 0.0371
18:01-19:00, Wed., 12 Apr. 0.0396 0.0347 0.0366
17:01-18:00, Wed., 12 Apr. 0.0397 0.0352 0.0367
16:01-17:00, Wed., 12 Apr. 0.0400 0.0346 0.0364
15:01-16:00, Wed., 12 Apr. 0.0390 0.0329 0.0359
14:01-15:00, Wed., 12 Apr. 0.0385 0.0341 0.0360
13:01-14:00, Wed., 12 Apr. 0.0382 0.0331 0.0356
12:01-13:00, Wed., 12 Apr. 0.0385 0.0326 0.0355
11:01-12:00, Wed., 12 Apr. 0.0377 0.0323 0.0354
10:01-11:00, Wed., 12 Apr. 0.0368 0.0331 0.0350
09:01-10:00, Wed., 12 Apr. 0.0369 0.0324 0.0351
08:01-09:00, Wed., 12 Apr. 0.0379 0.0334 0.0352
07:01-08:00, Wed., 12 Apr. 0.0383 0.0319 0.0358
06:01-07:00, Wed., 12 Apr. 0.0395 0.0339 0.0361
05:01-06:00, Wed., 12 Apr. 0.0376 0.0339 0.0360
04:01-05:00, Wed., 12 Apr. 0.0396 0.0341 0.0359
03:01-04:00, Wed., 12 Apr. 0.0388 0.0337 0.0359
02:01-03:00, Wed., 12 Apr. 0.0396 0.0341 0.0359
01:01-02:00, Wed., 12 Apr. 0.0381 0.0330 0.0359
00:01-01:00, Wed., 12 Apr. 0.0385 0.0331 0.0359
23:01-24:00, Tue., 11 Apr. 0.0396 0.0339 0.0359
22:01-23:00, Tue., 11 Apr. 0.0384 0.0333 0.0358
21:01-22:00, Tue., 11 Apr. 0.0391 0.0340 0.0358
20:01-21:00, Tue., 11 Apr. 0.0373 0.0341 0.0358
19:01-20:00, Tue., 11 Apr. 0.0385 0.0339 0.0359
18:01-19:00, Tue., 11 Apr. 0.0393 0.0332 0.0361
17:01-18:00, Tue., 11 Apr. 0.0376 0.0340 0.0359
16:01-17:00, Tue., 11 Apr. 0.0378 0.0341 0.0361
15:01-16:00, Tue., 11 Apr. 0.0383 0.0332 0.0359
14:01-15:00, Tue., 11 Apr. 0.0388 0.0335 0.0357
13:01-14:00, Tue., 11 Apr. 0.0374 0.0335 0.0354
12:01-13:00, Tue., 11 Apr. 0.0372 0.0327 0.0351
11:01-12:00, Tue., 11 Apr. 0.0372 0.0325 0.0351
10:01-11:00, Tue., 11 Apr. 0.0387 0.0320 0.0349
09:01-10:00, Tue., 11 Apr. 0.0369 0.0337 0.0354
08:01-09:00, Tue., 11 Apr. 0.0384 0.0332 0.0356
07:01-08:00, Tue., 11 Apr. 0.0397 0.0342 0.0363
06:01-07:00, Tue., 11 Apr. 0.0383 0.0346 0.0364
05:01-06:00, Tue., 11 Apr. 0.0393 0.0342 0.0367
04:01-05:00, Tue., 11 Apr. 0.0396 0.0347 0.0365
03:01-04:00, Tue., 11 Apr. 0.0399 0.0343 0.0364
02:01-03:00, Tue., 11 Apr. 0.0395 0.0345 0.0363
01:01-02:00, Tue., 11 Apr. 0.0384 0.0333 0.0361
00:01-01:00, Tue., 11 Apr. 0.0386 0.0341 0.0363
23:01-24:00, Mon., 10 Apr. 0.0382 0.0345 0.0361
22:01-23:00, Mon., 10 Apr. 0.0379 0.0338 0.0359
21:01-22:00, Mon., 10 Apr. 0.0395 0.0342 0.0364
20:01-21:00, Mon., 10 Apr. 0.0397 0.0331 0.0360
19:01-20:00, Mon., 10 Apr. 0.0405 0.0344 0.0363
18:01-19:00, Mon., 10 Apr. 0.0396 0.0333 0.0362
17:01-18:00, Mon., 10 Apr. 0.0406 0.0343 0.0364
16:01-17:00, Mon., 10 Apr. 0.0391 0.0335 0.0362
15:01-16:00, Mon., 10 Apr. 0.0390 0.0346 0.0363
14:01-15:00, Mon., 10 Apr. 0.0376 0.0342 0.0358
13:01-14:00, Mon., 10 Apr. 0.0374 0.0335 0.0355
12:01-13:00, Mon., 10 Apr. 0.0380 0.0329 0.0355
11:01-12:00, Mon., 10 Apr. 0.0379 0.0342 0.0357
10:01-11:00, Mon., 10 Apr. 0.0381 0.0341 0.0358
09:01-10:00, Mon., 10 Apr. 0.0402 0.0339 0.0362
08:01-09:00, Mon., 10 Apr. 0.0378 0.0338 0.0358
07:01-08:00, Mon., 10 Apr. 0.0406 0.0333 0.0362
06:01-07:00, Mon., 10 Apr. 0.0396 0.0329 0.0363
05:01-06:00, Mon., 10 Apr. 0.0381 0.0344 0.0361
04:01-05:00, Mon., 10 Apr. 0.0383 0.0341 0.0363
03:01-04:00, Mon., 10 Apr. 0.0385 0.0342 0.0362
02:01-03:00, Mon., 10 Apr. 0.0377 0.0343 0.0361
01:01-02:00, Mon., 10 Apr. 0.0384 0.0333 0.0361
00:01-01:00, Mon., 10 Apr. 0.0394 0.0341 0.0360