Measurement results by the hour (Shinjuku) 17 Apr., 2017 - 23 Apr., 2017

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., 23 Apr. 0.0387 0.0340 0.0361
22:01-23:00, Sun., 23 Apr. 0.0383 0.0339 0.0361
21:01-22:00, Sun., 23 Apr. 0.0387 0.0333 0.0360
20:01-21:00, Sun., 23 Apr. 0.0380 0.0345 0.0362
19:01-20:00, Sun., 23 Apr. 0.0385 0.0339 0.0361
18:01-19:00, Sun., 23 Apr. 0.0383 0.0345 0.0363
17:01-18:00, Sun., 23 Apr. 0.0388 0.0343 0.0360
16:01-17:00, Sun., 23 Apr. 0.0394 0.0344 0.0362
15:01-16:00, Sun., 23 Apr. 0.0405 0.0339 0.0362
14:01-15:00, Sun., 23 Apr. 0.0408 0.0343 0.0364
13:01-14:00, Sun., 23 Apr. 0.0399 0.0348 0.0364
12:01-13:00, Sun., 23 Apr. 0.0395 0.0342 0.0364
11:01-12:00, Sun., 23 Apr. 0.0401 0.0349 0.0364
10:01-11:00, Sun., 23 Apr. 0.0394 0.0344 0.0362
09:01-10:00, Sun., 23 Apr. 0.0395 0.0341 0.0363
08:01-09:00, Sun., 23 Apr. 0.0408 0.0343 0.0362
07:01-08:00, Sun., 23 Apr. 0.0392 0.0345 0.0364
06:01-07:00, Sun., 23 Apr. 0.0376 0.0339 0.0359
05:01-06:00, Sun., 23 Apr. 0.0385 0.0339 0.0361
04:01-05:00, Sun., 23 Apr. 0.0382 0.0327 0.0362
03:01-04:00, Sun., 23 Apr. 0.0384 0.0340 0.0362
02:01-03:00, Sun., 23 Apr. 0.0390 0.0344 0.0365
01:01-02:00, Sun., 23 Apr. 0.0422 0.0353 0.0383
00:01-01:00, Sun., 23 Apr. 0.0490 0.0375 0.0435
23:01-24:00, Sat., 22 Apr. 0.0564 0.0437 0.0506
22:01-23:00, Sat., 22 Apr. 0.0594 0.0520 0.0558
21:01-22:00, Sat., 22 Apr. 0.0613 0.0537 0.0567
20:01-21:00, Sat., 22 Apr. 0.0607 0.0466 0.0542
19:01-20:00, Sat., 22 Apr. 0.0505 0.0418 0.0462
18:01-19:00, Sat., 22 Apr. 0.0507 0.0430 0.0463
17:01-18:00, Sat., 22 Apr. 0.0522 0.0433 0.0481
16:01-17:00, Sat., 22 Apr. 0.0458 0.0341 0.0378
15:01-16:00, Sat., 22 Apr. 0.0394 0.0350 0.0368
14:01-15:00, Sat., 22 Apr. 0.0394 0.0346 0.0366
13:01-14:00, Sat., 22 Apr. 0.0393 0.0348 0.0368
12:01-13:00, Sat., 22 Apr. 0.0405 0.0346 0.0367
11:01-12:00, Sat., 22 Apr. 0.0396 0.0344 0.0366
10:01-11:00, Sat., 22 Apr. 0.0425 0.0348 0.0372
09:01-10:00, Sat., 22 Apr. 0.0413 0.0350 0.0371
08:01-09:00, Sat., 22 Apr. 0.0418 0.0356 0.0374
07:01-08:00, Sat., 22 Apr. 0.0408 0.0341 0.0373
06:01-07:00, Sat., 22 Apr. 0.0414 0.0353 0.0374
05:01-06:00, Sat., 22 Apr. 0.0416 0.0342 0.0370
04:01-05:00, Sat., 22 Apr. 0.0396 0.0353 0.0372
03:01-04:00, Sat., 22 Apr. 0.0409 0.0346 0.0373
02:01-03:00, Sat., 22 Apr. 0.0397 0.0355 0.0372
01:01-02:00, Sat., 22 Apr. 0.0412 0.0353 0.0373
00:01-01:00, Sat., 22 Apr. 0.0420 0.0350 0.0367
23:01-24:00, Fri., 21 Apr. 0.0398 0.0346 0.0369
22:01-23:00, Fri., 21 Apr. 0.0390 0.0346 0.0367
21:01-22:00, Fri., 21 Apr. 0.0406 0.0344 0.0368
20:01-21:00, Fri., 21 Apr. 0.0397 0.0352 0.0367
19:01-20:00, Fri., 21 Apr. 0.0404 0.0342 0.0368
18:01-19:00, Fri., 21 Apr. 0.0388 0.0334 0.0363
17:01-18:00, Fri., 21 Apr. 0.0392 0.0346 0.0367
16:01-17:00, Fri., 21 Apr. 0.0399 0.0350 0.0368
15:01-16:00, Fri., 21 Apr. 0.0405 0.0352 0.0372
14:01-15:00, Fri., 21 Apr. 0.0395 0.0346 0.0368
13:01-14:00, Fri., 21 Apr. 0.0402 0.0349 0.0367
12:01-13:00, Fri., 21 Apr. 0.0399 0.0347 0.0368
11:01-12:00, Fri., 21 Apr. 0.0412 0.0349 0.0373
10:01-11:00, Fri., 21 Apr. 0.0401 0.0345 0.0368
09:01-10:00, Fri., 21 Apr. 0.0390 0.0347 0.0366
08:01-09:00, Fri., 21 Apr. 0.0399 0.0345 0.0365
07:01-08:00, Fri., 21 Apr. 0.0388 0.0347 0.0367
06:01-07:00, Fri., 21 Apr. 0.0399 0.0348 0.0367
05:01-06:00, Fri., 21 Apr. 0.0395 0.0341 0.0365
04:01-05:00, Fri., 21 Apr. 0.0396 0.0344 0.0366
03:01-04:00, Fri., 21 Apr. 0.0413 0.0348 0.0370
02:01-03:00, Fri., 21 Apr. 0.0416 0.0345 0.0363
01:01-02:00, Fri., 21 Apr. 0.0390 0.0345 0.0362
00:01-01:00, Fri., 21 Apr. 0.0397 0.0345 0.0367
23:01-24:00, Thu., 20 Apr. 0.0392 0.0348 0.0365
22:01-23:00, Thu., 20 Apr. 0.0390 0.0343 0.0362
21:01-22:00, Thu., 20 Apr. 0.0387 0.0336 0.0364
20:01-21:00, Thu., 20 Apr. 0.0407 0.0343 0.0369
19:01-20:00, Thu., 20 Apr. 0.0402 0.0350 0.0367
18:01-19:00, Thu., 20 Apr. 0.0395 0.0347 0.0366
17:01-18:00, Thu., 20 Apr. 0.0399 0.0340 0.0363
16:01-17:00, Thu., 20 Apr. 0.0391 0.0345 0.0365
15:01-16:00, Thu., 20 Apr. 0.0404 0.0345 0.0367
14:01-15:00, Thu., 20 Apr. 0.0391 0.0348 0.0365
13:01-14:00, Thu., 20 Apr. 0.0391 0.0340 0.0365
12:01-13:00, Thu., 20 Apr. 0.0412 0.0345 0.0368
11:01-12:00, Thu., 20 Apr. 0.0413 0.0346 0.0370
10:01-11:00, Thu., 20 Apr. 0.0396 0.0349 0.0369
09:01-10:00, Thu., 20 Apr. 0.0405 0.0348 0.0369
08:01-09:00, Thu., 20 Apr. 0.0400 0.0352 0.0369
07:01-08:00, Thu., 20 Apr. 0.0394 0.0342 0.0367
06:01-07:00, Thu., 20 Apr. 0.0396 0.0352 0.0367
05:01-06:00, Thu., 20 Apr. 0.0385 0.0350 0.0366
04:01-05:00, Thu., 20 Apr. 0.0401 0.0337 0.0367
03:01-04:00, Thu., 20 Apr. 0.0402 0.0343 0.0366
02:01-03:00, Thu., 20 Apr. 0.0413 0.0344 0.0367
01:01-02:00, Thu., 20 Apr. 0.0386 0.0344 0.0364
00:01-01:00, Thu., 20 Apr. 0.0408 0.0346 0.0365
23:01-24:00, Wed., 19 Apr. 0.0397 0.0338 0.0367
22:01-23:00, Wed., 19 Apr. 0.0407 0.0345 0.0368
21:01-22:00, Wed., 19 Apr. 0.0402 0.0354 0.0368
20:01-21:00, Wed., 19 Apr. 0.0412 0.0337 0.0369
19:01-20:00, Wed., 19 Apr. 0.0397 0.0354 0.0368
18:01-19:00, Wed., 19 Apr. 0.0388 0.0345 0.0366
17:01-18:00, Wed., 19 Apr. 0.0408 0.0349 0.0369
16:01-17:00, Wed., 19 Apr. 0.0398 0.0339 0.0366
15:01-16:00, Wed., 19 Apr. 0.0389 0.0338 0.0362
14:01-15:00, Wed., 19 Apr. 0.0401 0.0333 0.0366
13:01-14:00, Wed., 19 Apr. 0.0407 0.0341 0.0367
12:01-13:00, Wed., 19 Apr. 0.0396 0.0349 0.0366
11:01-12:00, Wed., 19 Apr. 0.0402 0.0351 0.0368
10:01-11:00, Wed., 19 Apr. 0.0400 0.0347 0.0368
09:01-10:00, Wed., 19 Apr. 0.0406 0.0345 0.0369
08:01-09:00, Wed., 19 Apr. 0.0400 0.0348 0.0368
07:01-08:00, Wed., 19 Apr. 0.0401 0.0349 0.0368
06:01-07:00, Wed., 19 Apr. 0.0392 0.0343 0.0365
05:01-06:00, Wed., 19 Apr. 0.0398 0.0344 0.0364
04:01-05:00, Wed., 19 Apr. 0.0389 0.0344 0.0364
03:01-04:00, Wed., 19 Apr. 0.0403 0.0339 0.0364
02:01-03:00, Wed., 19 Apr. 0.0398 0.0343 0.0364
01:01-02:00, Wed., 19 Apr. 0.0408 0.0343 0.0366
00:01-01:00, Wed., 19 Apr. 0.0393 0.0346 0.0365
23:01-24:00, Tue., 18 Apr. 0.0384 0.0332 0.0362
22:01-23:00, Tue., 18 Apr. 0.0401 0.0344 0.0364
21:01-22:00, Tue., 18 Apr. 0.0383 0.0340 0.0362
20:01-21:00, Tue., 18 Apr. 0.0387 0.0344 0.0362
19:01-20:00, Tue., 18 Apr. 0.0394 0.0343 0.0368
18:01-19:00, Tue., 18 Apr. 0.0409 0.0343 0.0363
17:01-18:00, Tue., 18 Apr. 0.0391 0.0335 0.0362
16:01-17:00, Tue., 18 Apr. 0.0385 0.0341 0.0363
15:01-16:00, Tue., 18 Apr. 0.0392 0.0344 0.0366
14:01-15:00, Tue., 18 Apr. 0.0386 0.0343 0.0363
13:01-14:00, Tue., 18 Apr. 0.0394 0.0342 0.0364
12:01-13:00, Tue., 18 Apr. 0.0392 0.0343 0.0365
11:01-12:00, Tue., 18 Apr. 0.0397 0.0348 0.0369
10:01-11:00, Tue., 18 Apr. 0.0402 0.0354 0.0370
09:01-10:00, Tue., 18 Apr. 0.0393 0.0347 0.0369
08:01-09:00, Tue., 18 Apr. 0.0444 0.0364 0.0385
07:01-08:00, Tue., 18 Apr. 0.0513 0.0387 0.0434
06:01-07:00, Tue., 18 Apr. 0.0546 0.0440 0.0483
05:01-06:00, Tue., 18 Apr. 0.0477 0.0362 0.0414
04:01-05:00, Tue., 18 Apr. 0.0421 0.0355 0.0385
03:01-04:00, Tue., 18 Apr. 0.0445 0.0366 0.0406
02:01-03:00, Tue., 18 Apr. 0.0469 0.0392 0.0425
01:01-02:00, Tue., 18 Apr. 0.0462 0.0401 0.0430
00:01-01:00, Tue., 18 Apr. 0.0477 0.0398 0.0432
23:01-24:00, Mon., 17 Apr. 0.0467 0.0404 0.0440
22:01-23:00, Mon., 17 Apr. 0.0437 0.0362 0.0406
21:01-22:00, Mon., 17 Apr. 0.0441 0.0361 0.0390
20:01-21:00, Mon., 17 Apr. 0.0428 0.0357 0.0386
19:01-20:00, Mon., 17 Apr. 0.0439 0.0371 0.0405
18:01-19:00, Mon., 17 Apr. 0.0455 0.0379 0.0415
17:01-18:00, Mon., 17 Apr. 0.0427 0.0366 0.0395
16:01-17:00, Mon., 17 Apr. 0.0422 0.0353 0.0373
15:01-16:00, Mon., 17 Apr. 0.0396 0.0349 0.0369
14:01-15:00, Mon., 17 Apr. 0.0399 0.0343 0.0365
13:01-14:00, Mon., 17 Apr. 0.0387 0.0341 0.0364
12:01-13:00, Mon., 17 Apr. 0.0412 0.0345 0.0366
11:01-12:00, Mon., 17 Apr. 0.0408 0.0344 0.0368
10:01-11:00, Mon., 17 Apr. 0.0408 0.0343 0.0369
09:01-10:00, Mon., 17 Apr. 0.0399 0.0346 0.0371
08:01-09:00, Mon., 17 Apr. 0.0412 0.0353 0.0376
07:01-08:00, Mon., 17 Apr. 0.0402 0.0356 0.0373
06:01-07:00, Mon., 17 Apr. 0.0414 0.0354 0.0375
05:01-06:00, Mon., 17 Apr. 0.0409 0.0351 0.0370
04:01-05:00, Mon., 17 Apr. 0.0418 0.0356 0.0374
03:01-04:00, Mon., 17 Apr. 0.0410 0.0357 0.0375
02:01-03:00, Mon., 17 Apr. 0.0398 0.0344 0.0371
01:01-02:00, Mon., 17 Apr. 0.0405 0.0351 0.0368
00:01-01:00, Mon., 17 Apr. 0.0400 0.0347 0.0370