Measurement results by the hour (Shinjuku) 13 Mar., 2017 - 19 Mar., 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., 19 Mar. 0.0383 0.0344 0.0362
22:01-23:00, Sun., 19 Mar. 0.0398 0.0336 0.0362
21:01-22:00, Sun., 19 Mar. 0.0382 0.0342 0.0361
20:01-21:00, Sun., 19 Mar. 0.0408 0.0337 0.0363
19:01-20:00, Sun., 19 Mar. 0.0388 0.0340 0.0363
18:01-19:00, Sun., 19 Mar. 0.0399 0.0347 0.0365
17:01-18:00, Sun., 19 Mar. 0.0392 0.0345 0.0363
16:01-17:00, Sun., 19 Mar. 0.0375 0.0339 0.0360
15:01-16:00, Sun., 19 Mar. 0.0407 0.0341 0.0362
14:01-15:00, Sun., 19 Mar. 0.0383 0.0339 0.0363
13:01-14:00, Sun., 19 Mar. 0.0387 0.0347 0.0364
12:01-13:00, Sun., 19 Mar. 0.0391 0.0346 0.0363
11:01-12:00, Sun., 19 Mar. 0.0398 0.0343 0.0365
10:01-11:00, Sun., 19 Mar. 0.0394 0.0339 0.0362
09:01-10:00, Sun., 19 Mar. 0.0400 0.0339 0.0366
08:01-09:00, Sun., 19 Mar. 0.0411 0.0347 0.0372
07:01-08:00, Sun., 19 Mar. 0.0408 0.0352 0.0370
06:01-07:00, Sun., 19 Mar. 0.0411 0.0346 0.0376
05:01-06:00, Sun., 19 Mar. 0.0401 0.0349 0.0368
04:01-05:00, Sun., 19 Mar. 0.0414 0.0343 0.0366
03:01-04:00, Sun., 19 Mar. 0.0406 0.0351 0.0367
02:01-03:00, Sun., 19 Mar. 0.0403 0.0342 0.0367
01:01-02:00, Sun., 19 Mar. 0.0399 0.0344 0.0365
00:01-01:00, Sun., 19 Mar. 0.0381 0.0348 0.0363
23:01-24:00, Sat., 18 Mar. 0.0398 0.0342 0.0363
22:01-23:00, Sat., 18 Mar. 0.0443 0.0335 0.0360
21:01-22:00, Sat., 18 Mar. 0.0387 0.0341 0.0360
20:01-21:00, Sat., 18 Mar. 0.0394 0.0343 0.0359
19:01-20:00, Sat., 18 Mar. 0.0394 0.0338 0.0360
18:01-19:00, Sat., 18 Mar. 0.0383 0.0347 0.0362
17:01-18:00, Sat., 18 Mar. 0.0395 0.0337 0.0363
16:01-17:00, Sat., 18 Mar. 0.0402 0.0339 0.0362
15:01-16:00, Sat., 18 Mar. 0.0395 0.0342 0.0364
14:01-15:00, Sat., 18 Mar. 0.0396 0.0346 0.0363
13:01-14:00, Sat., 18 Mar. 0.0389 0.0339 0.0361
12:01-13:00, Sat., 18 Mar. 0.0385 0.0339 0.0361
11:01-12:00, Sat., 18 Mar. 0.0388 0.0338 0.0361
10:01-11:00, Sat., 18 Mar. 0.0385 0.0346 0.0364
09:01-10:00, Sat., 18 Mar. 0.0405 0.0343 0.0366
08:01-09:00, Sat., 18 Mar. 0.0404 0.0341 0.0365
07:01-08:00, Sat., 18 Mar. 0.0393 0.0338 0.0364
06:01-07:00, Sat., 18 Mar. 0.0398 0.0339 0.0365
05:01-06:00, Sat., 18 Mar. 0.0383 0.0344 0.0364
04:01-05:00, Sat., 18 Mar. 0.0384 0.0334 0.0363
03:01-04:00, Sat., 18 Mar. 0.0386 0.0345 0.0361
02:01-03:00, Sat., 18 Mar. 0.0382 0.0332 0.0360
01:01-02:00, Sat., 18 Mar. 0.0395 0.0333 0.0360
00:01-01:00, Sat., 18 Mar. 0.0379 0.0340 0.0358
23:01-24:00, Fri., 17 Mar. 0.0384 0.0340 0.0360
22:01-23:00, Fri., 17 Mar. 0.0391 0.0333 0.0364
21:01-22:00, Fri., 17 Mar. 0.0391 0.0338 0.0359
20:01-21:00, Fri., 17 Mar. 0.0387 0.0336 0.0358
19:01-20:00, Fri., 17 Mar. 0.0372 0.0333 0.0357
18:01-19:00, Fri., 17 Mar. 0.0388 0.0337 0.0360
17:01-18:00, Fri., 17 Mar. 0.0385 0.0341 0.0361
16:01-17:00, Fri., 17 Mar. 0.0378 0.0339 0.0359
15:01-16:00, Fri., 17 Mar. 0.0386 0.0339 0.0360
14:01-15:00, Fri., 17 Mar. 0.0383 0.0344 0.0361
13:01-14:00, Fri., 17 Mar. 0.0397 0.0340 0.0364
12:01-13:00, Fri., 17 Mar. 0.0391 0.0339 0.0361
11:01-12:00, Fri., 17 Mar. 0.0386 0.0338 0.0362
10:01-11:00, Fri., 17 Mar. 0.0388 0.0346 0.0362
09:01-10:00, Fri., 17 Mar. 0.0390 0.0346 0.0363
08:01-09:00, Fri., 17 Mar. 0.0393 0.0344 0.0365
07:01-08:00, Fri., 17 Mar. 0.0381 0.0339 0.0361
06:01-07:00, Fri., 17 Mar. 0.0384 0.0338 0.0362
05:01-06:00, Fri., 17 Mar. 0.0400 0.0335 0.0362
04:01-05:00, Fri., 17 Mar. 0.0388 0.0338 0.0362
03:01-04:00, Fri., 17 Mar. 0.0386 0.0339 0.0360
02:01-03:00, Fri., 17 Mar. 0.0397 0.0329 0.0362
01:01-02:00, Fri., 17 Mar. 0.0384 0.0342 0.0360
00:01-01:00, Fri., 17 Mar. 0.0402 0.0333 0.0360
23:01-24:00, Thu., 16 Mar. 0.0385 0.0337 0.0361
22:01-23:00, Thu., 16 Mar. 0.0378 0.0342 0.0360
21:01-22:00, Thu., 16 Mar. 0.0389 0.0339 0.0360
20:01-21:00, Thu., 16 Mar. 0.0375 0.0341 0.0357
19:01-20:00, Thu., 16 Mar. 0.0379 0.0336 0.0358
18:01-19:00, Thu., 16 Mar. 0.0376 0.0338 0.0359
17:01-18:00, Thu., 16 Mar. 0.0378 0.0333 0.0358
16:01-17:00, Thu., 16 Mar. 0.0376 0.0335 0.0359
15:01-16:00, Thu., 16 Mar. 0.0383 0.0337 0.0359
14:01-15:00, Thu., 16 Mar. 0.0396 0.0337 0.0358
13:01-14:00, Thu., 16 Mar. 0.0387 0.0341 0.0359
12:01-13:00, Thu., 16 Mar. 0.0385 0.0338 0.0360
11:01-12:00, Thu., 16 Mar. 0.0389 0.0337 0.0358
10:01-11:00, Thu., 16 Mar. 0.0403 0.0335 0.0361
09:01-10:00, Thu., 16 Mar. 0.0396 0.0344 0.0365
08:01-09:00, Thu., 16 Mar. 0.0398 0.0338 0.0364
07:01-08:00, Thu., 16 Mar. 0.0405 0.0338 0.0364
06:01-07:00, Thu., 16 Mar. 0.0395 0.0339 0.0362
05:01-06:00, Thu., 16 Mar. 0.0388 0.0337 0.0361
04:01-05:00, Thu., 16 Mar. 0.0391 0.0342 0.0360
03:01-04:00, Thu., 16 Mar. 0.0380 0.0336 0.0359
02:01-03:00, Thu., 16 Mar. 0.0381 0.0338 0.0359
01:01-02:00, Thu., 16 Mar. 0.0386 0.0338 0.0360
00:01-01:00, Thu., 16 Mar. 0.0389 0.0342 0.0361
23:01-24:00, Wed., 15 Mar. 0.0381 0.0336 0.0360
22:01-23:00, Wed., 15 Mar. 0.0387 0.0336 0.0359
21:01-22:00, Wed., 15 Mar. 0.0373 0.0322 0.0355
20:01-21:00, Wed., 15 Mar. 0.0388 0.0328 0.0358
19:01-20:00, Wed., 15 Mar. 0.0376 0.0343 0.0359
18:01-19:00, Wed., 15 Mar. 0.0395 0.0336 0.0359
17:01-18:00, Wed., 15 Mar. 0.0388 0.0341 0.0363
16:01-17:00, Wed., 15 Mar. 0.0411 0.0328 0.0357
15:01-16:00, Wed., 15 Mar. 0.0373 0.0337 0.0361
14:01-15:00, Wed., 15 Mar. 0.0384 0.0338 0.0360
13:01-14:00, Wed., 15 Mar. 0.0388 0.0344 0.0365
12:01-13:00, Wed., 15 Mar. 0.0387 0.0341 0.0362
11:01-12:00, Wed., 15 Mar. 0.0396 0.0343 0.0366
10:01-11:00, Wed., 15 Mar. 0.0419 0.0354 0.0374
09:01-10:00, Wed., 15 Mar. 0.0408 0.0332 0.0363
08:01-09:00, Wed., 15 Mar. 0.0390 0.0338 0.0360
07:01-08:00, Wed., 15 Mar. 0.0387 0.0341 0.0363
06:01-07:00, Wed., 15 Mar. 0.0418 0.0348 0.0373
05:01-06:00, Wed., 15 Mar. 0.0435 0.0359 0.0393
04:01-05:00, Wed., 15 Mar. 0.0458 0.0378 0.0416
03:01-04:00, Wed., 15 Mar. 0.0454 0.0360 0.0400
02:01-03:00, Wed., 15 Mar. 0.0387 0.0352 0.0368
01:01-02:00, Wed., 15 Mar. 0.0433 0.0341 0.0367
00:01-01:00, Wed., 15 Mar. 0.0398 0.0356 0.0373
23:01-24:00, Tue., 14 Mar. 0.0404 0.0353 0.0371
22:01-23:00, Tue., 14 Mar. 0.0413 0.0359 0.0380
21:01-22:00, Tue., 14 Mar. 0.0430 0.0347 0.0381
20:01-21:00, Tue., 14 Mar. 0.0399 0.0342 0.0364
19:01-20:00, Tue., 14 Mar. 0.0403 0.0338 0.0363
18:01-19:00, Tue., 14 Mar. 0.0372 0.0341 0.0362