Measurement results by the hour (Hachioji) 25 Apr., 2022 - 1 May., 2022

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., 01 May. 0.0361 0.0316 0.0340
22:01-23:00, Sun., 01 May. 0.0357 0.0314 0.0336
21:01-22:00, Sun., 01 May. 0.0364 0.0323 0.0342
20:01-21:00, Sun., 01 May. 0.0382 0.0332 0.0356
19:01-20:00, Sun., 01 May. 0.0424 0.0356 0.0388
18:01-19:00, Sun., 01 May. 0.0424 0.0369 0.0402
17:01-18:00, Sun., 01 May. 0.0434 0.0360 0.0393
16:01-17:00, Sun., 01 May. 0.0423 0.0356 0.0400
15:01-16:00, Sun., 01 May. 0.0432 0.0381 0.0403
14:01-15:00, Sun., 01 May. 0.0423 0.0373 0.0401
13:01-14:00, Sun., 01 May. 0.0405 0.0325 0.0372
12:01-13:00, Sun., 01 May. 0.0358 0.0310 0.0337
11:01-12:00, Sun., 01 May. 0.0360 0.0312 0.0337
10:01-11:00, Sun., 01 May. 0.0368 0.0316 0.0340
09:01-10:00, Sun., 01 May. 0.0361 0.0312 0.0338
08:01-09:00, Sun., 01 May. 0.0367 0.0315 0.0339
07:01-08:00, Sun., 01 May. 0.0363 0.0321 0.0341
06:01-07:00, Sun., 01 May. 0.0362 0.0324 0.0340
05:01-06:00, Sun., 01 May. 0.0374 0.0319 0.0337
04:01-05:00, Sun., 01 May. 0.0363 0.0304 0.0332
03:01-04:00, Sun., 01 May. 0.0372 0.0315 0.0336
02:01-03:00, Sun., 01 May. 0.0357 0.0308 0.0332
01:01-02:00, Sun., 01 May. 0.0360 0.0311 0.0335
00:01-01:00, Sun., 01 May. 0.0360 0.0298 0.0337
23:01-24:00, Sat., 30 Apr. 0.0353 0.0308 0.0333
22:01-23:00, Sat., 30 Apr. 0.0360 0.0317 0.0336
21:01-22:00, Sat., 30 Apr. 0.0353 0.0314 0.0333
20:01-21:00, Sat., 30 Apr. 0.0355 0.0315 0.0333
19:01-20:00, Sat., 30 Apr. 0.0361 0.0314 0.0333
18:01-19:00, Sat., 30 Apr. 0.0360 0.0310 0.0334
17:01-18:00, Sat., 30 Apr. 0.0349 0.0317 0.0333
16:01-17:00, Sat., 30 Apr. 0.0353 0.0310 0.0332
15:01-16:00, Sat., 30 Apr. 0.0355 0.0302 0.0336
14:01-15:00, Sat., 30 Apr. 0.0362 0.0294 0.0335
13:01-14:00, Sat., 30 Apr. 0.0353 0.0307 0.0333
12:01-13:00, Sat., 30 Apr. 0.0356 0.0300 0.0334
11:01-12:00, Sat., 30 Apr. 0.0356 0.0315 0.0334
10:01-11:00, Sat., 30 Apr. 0.0367 0.0311 0.0334
09:01-10:00, Sat., 30 Apr. 0.0356 0.0315 0.0335
08:01-09:00, Sat., 30 Apr. 0.0361 0.0309 0.0338
07:01-08:00, Sat., 30 Apr. 0.0356 0.0310 0.0336
06:01-07:00, Sat., 30 Apr. 0.0363 0.0308 0.0336
05:01-06:00, Sat., 30 Apr. 0.0358 0.0306 0.0334
04:01-05:00, Sat., 30 Apr. 0.0359 0.0317 0.0334
03:01-04:00, Sat., 30 Apr. 0.0366 0.0315 0.0334
02:01-03:00, Sat., 30 Apr. 0.0358 0.0307 0.0333
01:01-02:00, Sat., 30 Apr. 0.0356 0.0314 0.0335
00:01-01:00, Sat., 30 Apr. 0.0379 0.0311 0.0334
23:01-24:00, Fri., 29 Apr. 0.0358 0.0308 0.0340
22:01-23:00, Fri., 29 Apr. 0.0370 0.0317 0.0345
21:01-22:00, Fri., 29 Apr. 0.0414 0.0350 0.0380
20:01-21:00, Fri., 29 Apr. 0.0442 0.0389 0.0416
19:01-20:00, Fri., 29 Apr. 0.0474 0.0409 0.0440
18:01-19:00, Fri., 29 Apr. 0.0489 0.0427 0.0462
17:01-18:00, Fri., 29 Apr. 0.0503 0.0428 0.0460
16:01-17:00, Fri., 29 Apr. 0.0496 0.0428 0.0455
15:01-16:00, Fri., 29 Apr. 0.0514 0.0457 0.0481
14:01-15:00, Fri., 29 Apr. 0.0508 0.0422 0.0463
13:01-14:00, Fri., 29 Apr. 0.0468 0.0367 0.0420
12:01-13:00, Fri., 29 Apr. 0.0404 0.0338 0.0362
11:01-12:00, Fri., 29 Apr. 0.0367 0.0322 0.0344
10:01-11:00, Fri., 29 Apr. 0.0371 0.0317 0.0341
09:01-10:00, Fri., 29 Apr. 0.0360 0.0320 0.0340
08:01-09:00, Fri., 29 Apr. 0.0363 0.0308 0.0337
07:01-08:00, Fri., 29 Apr. 0.0371 0.0318 0.0340
06:01-07:00, Fri., 29 Apr. 0.0364 0.0320 0.0343
05:01-06:00, Fri., 29 Apr. 0.0372 0.0322 0.0345
04:01-05:00, Fri., 29 Apr. 0.0370 0.0321 0.0343
03:01-04:00, Fri., 29 Apr. 0.0367 0.0323 0.0344
02:01-03:00, Fri., 29 Apr. 0.0373 0.0324 0.0348
01:01-02:00, Fri., 29 Apr. 0.0368 0.0327 0.0345
00:01-01:00, Fri., 29 Apr. 0.0370 0.0319 0.0341
23:01-24:00, Thu., 28 Apr. 0.0363 0.0315 0.0334
22:01-23:00, Thu., 28 Apr. 0.0357 0.0308 0.0335
21:01-22:00, Thu., 28 Apr. 0.0366 0.0311 0.0335
20:01-21:00, Thu., 28 Apr. 0.0359 0.0301 0.0337
19:01-20:00, Thu., 28 Apr. 0.0362 0.0315 0.0336
18:01-19:00, Thu., 28 Apr. 0.0360 0.0323 0.0338
17:01-18:00, Thu., 28 Apr. 0.0363 0.0319 0.0340
16:01-17:00, Thu., 28 Apr. 0.0369 0.0310 0.0339
15:01-16:00, Thu., 28 Apr. 0.0361 0.0318 0.0339
14:01-15:00, Thu., 28 Apr. 0.0362 0.0311 0.0339
13:01-14:00, Thu., 28 Apr. 0.0364 0.0312 0.0338
12:01-13:00, Thu., 28 Apr. 0.0360 0.0317 0.0337
11:01-12:00, Thu., 28 Apr. 0.0357 0.0315 0.0337
10:01-11:00, Thu., 28 Apr. 0.0364 0.0316 0.0340
09:01-10:00, Thu., 28 Apr. 0.0353 0.0315 0.0337
08:01-09:00, Thu., 28 Apr. 0.0364 0.0316 0.0336
07:01-08:00, Thu., 28 Apr. 0.0355 0.0317 0.0338
06:01-07:00, Thu., 28 Apr. 0.0364 0.0315 0.0337
05:01-06:00, Thu., 28 Apr. 0.0365 0.0316 0.0339
04:01-05:00, Thu., 28 Apr. 0.0377 0.0321 0.0341
03:01-04:00, Thu., 28 Apr. 0.0363 0.0320 0.0341
02:01-03:00, Thu., 28 Apr. 0.0374 0.0328 0.0345
01:01-02:00, Thu., 28 Apr. 0.0375 0.0316 0.0344
00:01-01:00, Thu., 28 Apr. 0.0373 0.0323 0.0347
23:01-24:00, Wed., 27 Apr. 0.0363 0.0328 0.0345
22:01-23:00, Wed., 27 Apr. 0.0372 0.0316 0.0347
21:01-22:00, Wed., 27 Apr. 0.0375 0.0320 0.0350
20:01-21:00, Wed., 27 Apr. 0.0390 0.0327 0.0348
19:01-20:00, Wed., 27 Apr. 0.0366 0.0324 0.0346
18:01-19:00, Wed., 27 Apr. 0.0363 0.0325 0.0346
17:01-18:00, Wed., 27 Apr. 0.0369 0.0316 0.0342
16:01-17:00, Wed., 27 Apr. 0.0370 0.0318 0.0344
15:01-16:00, Wed., 27 Apr. 0.0366 0.0325 0.0344
14:01-15:00, Wed., 27 Apr. 0.0363 0.0324 0.0342
13:01-14:00, Wed., 27 Apr. 0.0373 0.0322 0.0343
12:01-13:00, Wed., 27 Apr. 0.0375 0.0318 0.0345
11:01-12:00, Wed., 27 Apr. 0.0374 0.0328 0.0349
10:01-11:00, Wed., 27 Apr. 0.0375 0.0322 0.0350
09:01-10:00, Wed., 27 Apr. 0.0382 0.0334 0.0354
08:01-09:00, Wed., 27 Apr. 0.0422 0.0331 0.0374
07:01-08:00, Wed., 27 Apr. 0.0440 0.0315 0.0394
06:01-07:00, Wed., 27 Apr. 0.0362 0.0317 0.0341
05:01-06:00, Wed., 27 Apr. 0.0360 0.0318 0.0341
04:01-05:00, Wed., 27 Apr. 0.0368 0.0317 0.0341
03:01-04:00, Wed., 27 Apr. 0.0356 0.0305 0.0339
02:01-03:00, Wed., 27 Apr. 0.0371 0.0318 0.0343
01:01-02:00, Wed., 27 Apr. 0.0367 0.0326 0.0342
00:01-01:00, Wed., 27 Apr. 0.0353 0.0321 0.0336
23:01-24:00, Tue., 26 Apr. 0.0357 0.0318 0.0339
22:01-23:00, Tue., 26 Apr. 0.0357 0.0311 0.0334
21:01-22:00, Tue., 26 Apr. 0.0366 0.0310 0.0336
20:01-21:00, Tue., 26 Apr. 0.0359 0.0310 0.0336
19:01-20:00, Tue., 26 Apr. 0.0367 0.0315 0.0338
18:01-19:00, Tue., 26 Apr. 0.0370 0.0315 0.0339
17:01-18:00, Tue., 26 Apr. 0.0370 0.0312 0.0348
16:01-17:00, Tue., 26 Apr. 0.0380 0.0326 0.0354
15:01-16:00, Tue., 26 Apr. 0.0377 0.0325 0.0345
14:01-15:00, Tue., 26 Apr. 0.0381 0.0322 0.0348
13:01-14:00, Tue., 26 Apr. 0.0376 0.0315 0.0347
12:01-13:00, Tue., 26 Apr. 0.0364 0.0325 0.0344
11:01-12:00, Tue., 26 Apr. 0.0365 0.0329 0.0342
10:01-11:00, Tue., 26 Apr. 0.0376 0.0315 0.0346
09:01-10:00, Tue., 26 Apr. 0.0377 0.0317 0.0346
08:01-09:00, Tue., 26 Apr. 0.0367 0.0321 0.0345
07:01-08:00, Tue., 26 Apr. 0.0384 0.0330 0.0349
06:01-07:00, Tue., 26 Apr. 0.0381 0.0325 0.0352
05:01-06:00, Tue., 26 Apr. 0.0386 0.0327 0.0356
04:01-05:00, Tue., 26 Apr. 0.0370 0.0318 0.0347
03:01-04:00, Tue., 26 Apr. 0.0364 0.0322 0.0345
02:01-03:00, Tue., 26 Apr. 0.0366 0.0314 0.0344
01:01-02:00, Tue., 26 Apr. 0.0369 0.0321 0.0342
00:01-01:00, Tue., 26 Apr. 0.0369 0.0323 0.0342
23:01-24:00, Mon., 25 Apr. 0.0363 0.0315 0.0339
22:01-23:00, Mon., 25 Apr. 0.0366 0.0325 0.0344
21:01-22:00, Mon., 25 Apr. 0.0362 0.0322 0.0340
20:01-21:00, Mon., 25 Apr. 0.0366 0.0318 0.0343
19:01-20:00, Mon., 25 Apr. 0.0365 0.0322 0.0341
18:01-19:00, Mon., 25 Apr. 0.0367 0.0311 0.0342
17:01-18:00, Mon., 25 Apr. 0.0377 0.0315 0.0344
16:01-17:00, Mon., 25 Apr. 0.0377 0.0321 0.0343
15:01-16:00, Mon., 25 Apr. 0.0381 0.0331 0.0348
14:01-15:00, Mon., 25 Apr. 0.0373 0.0323 0.0349
13:01-14:00, Mon., 25 Apr. 0.0370 0.0332 0.0346
12:01-13:00, Mon., 25 Apr. 0.0370 0.0318 0.0345
11:01-12:00, Mon., 25 Apr. 0.0372 0.0320 0.0343
10:01-11:00, Mon., 25 Apr. 0.0372 0.0327 0.0345
09:01-10:00, Mon., 25 Apr. 0.0370 0.0325 0.0342
08:01-09:00, Mon., 25 Apr. 0.0369 0.0318 0.0345
07:01-08:00, Mon., 25 Apr. 0.0374 0.0319 0.0350
06:01-07:00, Mon., 25 Apr. 0.0381 0.0325 0.0346
05:01-06:00, Mon., 25 Apr. 0.0372 0.0315 0.0346
04:01-05:00, Mon., 25 Apr. 0.0375 0.0322 0.0345
03:01-04:00, Mon., 25 Apr. 0.0374 0.0318 0.0343
02:01-03:00, Mon., 25 Apr. 0.0366 0.0325 0.0344
01:01-02:00, Mon., 25 Apr. 0.0374 0.0325 0.0345
00:01-01:00, Mon., 25 Apr. 0.0369 0.0324 0.0342