Measurement results by the hour (Shinjuku) 14 Mar., 2016 - 20 Mar., 2016

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., 20 Mar. 0.0365 0.0308 0.0334
22:01-23:00, Sun., 20 Mar. 0.0345 0.0307 0.0326
21:01-22:00, Sun., 20 Mar. 0.0350 0.0301 0.0325
20:01-21:00, Sun., 20 Mar. 0.0337 0.0302 0.0322
19:01-20:00, Sun., 20 Mar. 0.0340 0.0298 0.0321
18:01-19:00, Sun., 20 Mar. 0.0346 0.0301 0.0321
17:01-18:00, Sun., 20 Mar. 0.0351 0.0308 0.0325
16:01-17:00, Sun., 20 Mar. 0.0342 0.0309 0.0327
15:01-16:00, Sun., 20 Mar. 0.0357 0.0305 0.0325
14:01-15:00, Sun., 20 Mar. 0.0347 0.0302 0.0324
13:01-14:00, Sun., 20 Mar. 0.0351 0.0308 0.0328
12:01-13:00, Sun., 20 Mar. 0.0351 0.0305 0.0329
11:01-12:00, Sun., 20 Mar. 0.0347 0.0304 0.0326
10:01-11:00, Sun., 20 Mar. 0.0351 0.0297 0.0323
09:01-10:00, Sun., 20 Mar. 0.0345 0.0293 0.0321
08:01-09:00, Sun., 20 Mar. 0.0340 0.0305 0.0323
07:01-08:00, Sun., 20 Mar. 0.0339 0.0304 0.0319
06:01-07:00, Sun., 20 Mar. 0.0339 0.0298 0.0318
05:01-06:00, Sun., 20 Mar. 0.0340 0.0297 0.0319
04:01-05:00, Sun., 20 Mar. 0.0335 0.0295 0.0316
03:01-04:00, Sun., 20 Mar. 0.0334 0.0295 0.0318
02:01-03:00, Sun., 20 Mar. 0.0334 0.0294 0.0316
01:01-02:00, Sun., 20 Mar. 0.0338 0.0294 0.0317
00:01-01:00, Sun., 20 Mar. 0.0336 0.0298 0.0317
23:01-24:00, Sat., 19 Mar. 0.0338 0.0296 0.0315
22:01-23:00, Sat., 19 Mar. 0.0339 0.0294 0.0318
21:01-22:00, Sat., 19 Mar. 0.0340 0.0299 0.0319
20:01-21:00, Sat., 19 Mar. 0.0341 0.0295 0.0318
19:01-20:00, Sat., 19 Mar. 0.0334 0.0300 0.0318
18:01-19:00, Sat., 19 Mar. 0.0335 0.0294 0.0319
17:01-18:00, Sat., 19 Mar. 0.0340 0.0298 0.0318
16:01-17:00, Sat., 19 Mar. 0.0344 0.0302 0.0321
15:01-16:00, Sat., 19 Mar. 0.0342 0.0299 0.0322
14:01-15:00, Sat., 19 Mar. 0.0358 0.0305 0.0323
13:01-14:00, Sat., 19 Mar. 0.0354 0.0309 0.0329
12:01-13:00, Sat., 19 Mar. 0.0366 0.0323 0.0344
11:01-12:00, Sat., 19 Mar. 0.0370 0.0323 0.0342
10:01-11:00, Sat., 19 Mar. 0.0364 0.0310 0.0340
09:01-10:00, Sat., 19 Mar. 0.0340 0.0299 0.0321
08:01-09:00, Sat., 19 Mar. 0.0340 0.0293 0.0315
07:01-08:00, Sat., 19 Mar. 0.0340 0.0295 0.0316
06:01-07:00, Sat., 19 Mar. 0.0328 0.0296 0.0312
05:01-06:00, Sat., 19 Mar. 0.0337 0.0293 0.0314
04:01-05:00, Sat., 19 Mar. 0.0340 0.0297 0.0322
03:01-04:00, Sat., 19 Mar. 0.0342 0.0299 0.0320
02:01-03:00, Sat., 19 Mar. 0.0355 0.0308 0.0330
01:01-02:00, Sat., 19 Mar. 0.0370 0.0326 0.0354
00:01-01:00, Sat., 19 Mar. 0.0369 0.0325 0.0346
23:01-24:00, Fri., 18 Mar. 0.0369 0.0324 0.0348
22:01-23:00, Fri., 18 Mar. 0.0364 0.0304 0.0331
21:01-22:00, Fri., 18 Mar. 0.0339 0.0302 0.0316
20:01-21:00, Fri., 18 Mar. 0.0328 0.0287 0.0312
19:01-20:00, Fri., 18 Mar. 0.0337 0.0293 0.0315
18:01-19:00, Fri., 18 Mar. 0.0340 0.0290 0.0315
17:01-18:00, Fri., 18 Mar. 0.0341 0.0298 0.0316
16:01-17:00, Fri., 18 Mar. 0.0336 0.0301 0.0314
15:01-16:00, Fri., 18 Mar. 0.0334 0.0293 0.0314
14:01-15:00, Fri., 18 Mar. 0.0330 0.0294 0.0314
13:01-14:00, Fri., 18 Mar. 0.0331 0.0295 0.0314
12:01-13:00, Fri., 18 Mar. 0.0337 0.0294 0.0317
11:01-12:00, Fri., 18 Mar. 0.0338 0.0295 0.0319
10:01-11:00, Fri., 18 Mar. 0.0340 0.0303 0.0320
09:01-10:00, Fri., 18 Mar. 0.0349 0.0303 0.0325
08:01-09:00, Fri., 18 Mar. 0.0348 0.0312 0.0327
07:01-08:00, Fri., 18 Mar. 0.0343 0.0301 0.0324
06:01-07:00, Fri., 18 Mar. 0.0341 0.0303 0.0325
05:01-06:00, Fri., 18 Mar. 0.0343 0.0305 0.0324
04:01-05:00, Fri., 18 Mar. 0.0347 0.0307 0.0326
03:01-04:00, Fri., 18 Mar. 0.0337 0.0296 0.0319
02:01-03:00, Fri., 18 Mar. 0.0342 0.0294 0.0318
01:01-02:00, Fri., 18 Mar. 0.0342 0.0298 0.0318
00:01-01:00, Fri., 18 Mar. 0.0336 0.0292 0.0319
23:01-24:00, Thu., 17 Mar. 0.0335 0.0296 0.0314
22:01-23:00, Thu., 17 Mar. 0.0345 0.0292 0.0317
21:01-22:00, Thu., 17 Mar. 0.0336 0.0295 0.0315
20:01-21:00, Thu., 17 Mar. 0.0340 0.0293 0.0319
19:01-20:00, Thu., 17 Mar. 0.0333 0.0294 0.0315
18:01-19:00, Thu., 17 Mar. 0.0335 0.0302 0.0317
17:01-18:00, Thu., 17 Mar. 0.0337 0.0294 0.0316
16:01-17:00, Thu., 17 Mar. 0.0341 0.0293 0.0313
15:01-16:00, Thu., 17 Mar. 0.0335 0.0302 0.0319
14:01-15:00, Thu., 17 Mar. 0.0342 0.0303 0.0320
13:01-14:00, Thu., 17 Mar. 0.0337 0.0298 0.0320
12:01-13:00, Thu., 17 Mar. 0.0340 0.0306 0.0322
11:01-12:00, Thu., 17 Mar. 0.0346 0.0307 0.0325
10:01-11:00, Thu., 17 Mar. 0.0352 0.0302 0.0327
09:01-10:00, Thu., 17 Mar. 0.0359 0.0313 0.0328
08:01-09:00, Thu., 17 Mar. 0.0354 0.0309 0.0330
07:01-08:00, Thu., 17 Mar. 0.0362 0.0311 0.0331
06:01-07:00, Thu., 17 Mar. 0.0350 0.0305 0.0324
05:01-06:00, Thu., 17 Mar. 0.0350 0.0303 0.0326
04:01-05:00, Thu., 17 Mar. 0.0350 0.0305 0.0325
03:01-04:00, Thu., 17 Mar. 0.0340 0.0301 0.0320
02:01-03:00, Thu., 17 Mar. 0.0343 0.0304 0.0322
01:01-02:00, Thu., 17 Mar. 0.0342 0.0298 0.0318
00:01-01:00, Thu., 17 Mar. 0.0334 0.0302 0.0319
23:01-24:00, Wed., 16 Mar. 0.0344 0.0304 0.0319
22:01-23:00, Wed., 16 Mar. 0.0344 0.0298 0.0318
21:01-22:00, Wed., 16 Mar. 0.0341 0.0301 0.0319
20:01-21:00, Wed., 16 Mar. 0.0339 0.0292 0.0317
19:01-20:00, Wed., 16 Mar. 0.0332 0.0288 0.0313
18:01-19:00, Wed., 16 Mar. 0.0337 0.0297 0.0316
17:01-18:00, Wed., 16 Mar. 0.0339 0.0295 0.0316
16:01-17:00, Wed., 16 Mar. 0.0332 0.0298 0.0317
15:01-16:00, Wed., 16 Mar. 0.0340 0.0296 0.0316
14:01-15:00, Wed., 16 Mar. 0.0340 0.0301 0.0317
13:01-14:00, Wed., 16 Mar. 0.0339 0.0295 0.0319
12:01-13:00, Wed., 16 Mar. 0.0341 0.0300 0.0319
11:01-12:00, Wed., 16 Mar. 0.0338 0.0303 0.0321
10:01-11:00, Wed., 16 Mar. 0.0350 0.0302 0.0324
09:01-10:00, Wed., 16 Mar. 0.0335 0.0296 0.0319
08:01-09:00, Wed., 16 Mar. 0.0340 0.0302 0.0319
07:01-08:00, Wed., 16 Mar. 0.0337 0.0301 0.0320
06:01-07:00, Wed., 16 Mar. 0.0350 0.0295 0.0319
05:01-06:00, Wed., 16 Mar. 0.0329 0.0289 0.0316
04:01-05:00, Wed., 16 Mar. 0.0336 0.0294 0.0313
03:01-04:00, Wed., 16 Mar. 0.0337 0.0293 0.0315
02:01-03:00, Wed., 16 Mar. 0.0339 0.0294 0.0316
01:01-02:00, Wed., 16 Mar. 0.0337 0.0300 0.0319
00:01-01:00, Wed., 16 Mar. 0.0335 0.0294 0.0314
23:01-24:00, Tue., 15 Mar. 0.0330 0.0281 0.0312
22:01-23:00, Tue., 15 Mar. 0.0339 0.0295 0.0315
21:01-22:00, Tue., 15 Mar. 0.0328 0.0294 0.0312
20:01-21:00, Tue., 15 Mar. 0.0327 0.0290 0.0311
19:01-20:00, Tue., 15 Mar. 0.0332 0.0284 0.0310
18:01-19:00, Tue., 15 Mar. 0.0331 0.0296 0.0310
17:01-18:00, Tue., 15 Mar. 0.0335 0.0285 0.0311
16:01-17:00, Tue., 15 Mar. 0.0334 0.0296 0.0314
15:01-16:00, Tue., 15 Mar. 0.0335 0.0301 0.0316
14:01-15:00, Tue., 15 Mar. 0.0341 0.0296 0.0317
13:01-14:00, Tue., 15 Mar. 0.0345 0.0300 0.0319
12:01-13:00, Tue., 15 Mar. 0.0339 0.0299 0.0321
11:01-12:00, Tue., 15 Mar. 0.0344 0.0297 0.0322
10:01-11:00, Tue., 15 Mar. 0.0350 0.0304 0.0320
09:01-10:00, Tue., 15 Mar. 0.0342 0.0304 0.0322
08:01-09:00, Tue., 15 Mar. 0.0343 0.0293 0.0319
07:01-08:00, Tue., 15 Mar. 0.0333 0.0300 0.0318
06:01-07:00, Tue., 15 Mar. 0.0335 0.0298 0.0318
05:01-06:00, Tue., 15 Mar. 0.0336 0.0298 0.0319
04:01-05:00, Tue., 15 Mar. 0.0339 0.0300 0.0316
03:01-04:00, Tue., 15 Mar. 0.0336 0.0298 0.0317
02:01-03:00, Tue., 15 Mar. 0.0347 0.0300 0.0325
01:01-02:00, Tue., 15 Mar. 0.0367 0.0317 0.0344
00:01-01:00, Tue., 15 Mar. 0.0416 0.0343 0.0374
23:01-24:00, Mon., 14 Mar. 0.0437 0.0367 0.0402
22:01-23:00, Mon., 14 Mar. 0.0432 0.0380 0.0405
21:01-22:00, Mon., 14 Mar. 0.0435 0.0368 0.0402
20:01-21:00, Mon., 14 Mar. 0.0439 0.0363 0.0402
19:01-20:00, Mon., 14 Mar. 0.0443 0.0371 0.0409
18:01-19:00, Mon., 14 Mar. 0.0447 0.0366 0.0407
17:01-18:00, Mon., 14 Mar. 0.0419 0.0352 0.0382
16:01-17:00, Mon., 14 Mar. 0.0396 0.0353 0.0370
15:01-16:00, Mon., 14 Mar. 0.0408 0.0346 0.0368
14:01-15:00, Mon., 14 Mar. 0.0409 0.0356 0.0372
13:01-14:00, Mon., 14 Mar. 0.0406 0.0353 0.0373
12:01-13:00, Mon., 14 Mar. 0.0397 0.0341 0.0365
11:01-12:00, Mon., 14 Mar. 0.0379 0.0327 0.0353
10:01-11:00, Mon., 14 Mar. 0.0382 0.0338 0.0356
09:01-10:00, Mon., 14 Mar. 0.0372 0.0325 0.0349
08:01-09:00, Mon., 14 Mar. 0.0361 0.0318 0.0345
07:01-08:00, Mon., 14 Mar. 0.0356 0.0306 0.0330
06:01-07:00, Mon., 14 Mar. 0.0342 0.0306 0.0323
05:01-06:00, Mon., 14 Mar. 0.0342 0.0298 0.0315
04:01-05:00, Mon., 14 Mar. 0.0337 0.0282 0.0316
03:01-04:00, Mon., 14 Mar. 0.0336 0.0300 0.0318
02:01-03:00, Mon., 14 Mar. 0.0338 0.0289 0.0315
01:01-02:00, Mon., 14 Mar. 0.0336 0.0297 0.0316
00:01-01:00, Mon., 14 Mar. 0.0337 0.0300 0.0318