Measurement results by the hour (Hachioji) 24 Sep., 2018 - 30 Sep., 2018

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., 30 Sep. 0.0402 0.0316 0.0357
22:01-23:00, Sun., 30 Sep. 0.0355 0.0299 0.0325
21:01-22:00, Sun., 30 Sep. 0.0319 0.0276 0.0297
20:01-21:00, Sun., 30 Sep. 0.0329 0.0282 0.0306
19:01-20:00, Sun., 30 Sep. 0.0350 0.0296 0.0327
18:01-19:00, Sun., 30 Sep. 0.0361 0.0298 0.0323
17:01-18:00, Sun., 30 Sep. 0.0334 0.0287 0.0310
16:01-17:00, Sun., 30 Sep. 0.0338 0.0288 0.0310
15:01-16:00, Sun., 30 Sep. 0.0334 0.0300 0.0316
14:01-15:00, Sun., 30 Sep. 0.0320 0.0274 0.0301
13:01-14:00, Sun., 30 Sep. 0.0317 0.0272 0.0295
12:01-13:00, Sun., 30 Sep. 0.0325 0.0279 0.0296
11:01-12:00, Sun., 30 Sep. 0.0318 0.0275 0.0297
10:01-11:00, Sun., 30 Sep. 0.0320 0.0274 0.0296
09:01-10:00, Sun., 30 Sep. 0.0320 0.0277 0.0300
08:01-09:00, Sun., 30 Sep. 0.0325 0.0290 0.0309
07:01-08:00, Sun., 30 Sep. 0.0334 0.0293 0.0314
06:01-07:00, Sun., 30 Sep. 0.0368 0.0306 0.0338
05:01-06:00, Sun., 30 Sep. 0.0384 0.0329 0.0350
04:01-05:00, Sun., 30 Sep. 0.0379 0.0333 0.0359
03:01-04:00, Sun., 30 Sep. 0.0401 0.0338 0.0364
02:01-03:00, Sun., 30 Sep. 0.0374 0.0335 0.0356
01:01-02:00, Sun., 30 Sep. 0.0392 0.0328 0.0360
00:01-01:00, Sun., 30 Sep. 0.0357 0.0310 0.0336
23:01-24:00, Sat., 29 Sep. 0.0345 0.0286 0.0314
22:01-23:00, Sat., 29 Sep. 0.0327 0.0286 0.0302
21:01-22:00, Sat., 29 Sep. 0.0330 0.0289 0.0311
20:01-21:00, Sat., 29 Sep. 0.0346 0.0308 0.0326
19:01-20:00, Sat., 29 Sep. 0.0372 0.0312 0.0343
18:01-19:00, Sat., 29 Sep. 0.0363 0.0312 0.0331
17:01-18:00, Sat., 29 Sep. 0.0359 0.0304 0.0332
16:01-17:00, Sat., 29 Sep. 0.0352 0.0305 0.0328
15:01-16:00, Sat., 29 Sep. 0.0365 0.0313 0.0341
14:01-15:00, Sat., 29 Sep. 0.0365 0.0321 0.0348
13:01-14:00, Sat., 29 Sep. 0.0361 0.0325 0.0344
12:01-13:00, Sat., 29 Sep. 0.0361 0.0312 0.0338
11:01-12:00, Sat., 29 Sep. 0.0353 0.0306 0.0329
10:01-11:00, Sat., 29 Sep. 0.0353 0.0293 0.0319
09:01-10:00, Sat., 29 Sep. 0.0329 0.0290 0.0311
08:01-09:00, Sat., 29 Sep. 0.0337 0.0293 0.0313
07:01-08:00, Sat., 29 Sep. 0.0334 0.0303 0.0318
06:01-07:00, Sat., 29 Sep. 0.0342 0.0299 0.0319
05:01-06:00, Sat., 29 Sep. 0.0340 0.0296 0.0318
04:01-05:00, Sat., 29 Sep. 0.0344 0.0298 0.0318
03:01-04:00, Sat., 29 Sep. 0.0343 0.0296 0.0312
02:01-03:00, Sat., 29 Sep. 0.0325 0.0289 0.0308
01:01-02:00, Sat., 29 Sep. 0.0325 0.0282 0.0306
00:01-01:00, Sat., 29 Sep. 0.0334 0.0292 0.0309
23:01-24:00, Fri., 28 Sep. 0.0323 0.0285 0.0305
22:01-23:00, Fri., 28 Sep. 0.0319 0.0280 0.0304
21:01-22:00, Fri., 28 Sep. 0.0323 0.0286 0.0304
20:01-21:00, Fri., 28 Sep. 0.0320 0.0286 0.0304
19:01-20:00, Fri., 28 Sep. 0.0324 0.0281 0.0302
18:01-19:00, Fri., 28 Sep. 0.0332 0.0286 0.0305
17:01-18:00, Fri., 28 Sep. 0.0328 0.0288 0.0307
16:01-17:00, Fri., 28 Sep. 0.0325 0.0283 0.0306
15:01-16:00, Fri., 28 Sep. 0.0326 0.0289 0.0305
14:01-15:00, Fri., 28 Sep. 0.0321 0.0274 0.0301
13:01-14:00, Fri., 28 Sep. 0.0327 0.0284 0.0304
12:01-13:00, Fri., 28 Sep. 0.0328 0.0287 0.0303
11:01-12:00, Fri., 28 Sep. 0.0329 0.0284 0.0303
10:01-11:00, Fri., 28 Sep. 0.0332 0.0281 0.0306
09:01-10:00, Fri., 28 Sep. 0.0338 0.0296 0.0312
08:01-09:00, Fri., 28 Sep. 0.0333 0.0288 0.0310
07:01-08:00, Fri., 28 Sep. 0.0329 0.0287 0.0310
06:01-07:00, Fri., 28 Sep. 0.0327 0.0288 0.0306
05:01-06:00, Fri., 28 Sep. 0.0333 0.0288 0.0308
04:01-05:00, Fri., 28 Sep. 0.0333 0.0290 0.0310
03:01-04:00, Fri., 28 Sep. 0.0323 0.0293 0.0309
02:01-03:00, Fri., 28 Sep. 0.0327 0.0283 0.0306
01:01-02:00, Fri., 28 Sep. 0.0327 0.0285 0.0307
00:01-01:00, Fri., 28 Sep. 0.0325 0.0283 0.0306
23:01-24:00, Thu., 27 Sep. 0.0321 0.0283 0.0304
22:01-23:00, Thu., 27 Sep. 0.0321 0.0286 0.0304
21:01-22:00, Thu., 27 Sep. 0.0321 0.0278 0.0304
20:01-21:00, Thu., 27 Sep. 0.0321 0.0280 0.0303
19:01-20:00, Thu., 27 Sep. 0.0322 0.0287 0.0303
18:01-19:00, Thu., 27 Sep. 0.0323 0.0282 0.0303
17:01-18:00, Thu., 27 Sep. 0.0326 0.0287 0.0302
16:01-17:00, Thu., 27 Sep. 0.0332 0.0283 0.0302
15:01-16:00, Thu., 27 Sep. 0.0329 0.0284 0.0306
14:01-15:00, Thu., 27 Sep. 0.0347 0.0297 0.0321
13:01-14:00, Thu., 27 Sep. 0.0327 0.0284 0.0308
12:01-13:00, Thu., 27 Sep. 0.0336 0.0287 0.0315
11:01-12:00, Thu., 27 Sep. 0.0344 0.0300 0.0321
10:01-11:00, Thu., 27 Sep. 0.0337 0.0297 0.0318
09:01-10:00, Thu., 27 Sep. 0.0344 0.0308 0.0322
08:01-09:00, Thu., 27 Sep. 0.0337 0.0300 0.0319
07:01-08:00, Thu., 27 Sep. 0.0337 0.0303 0.0322
06:01-07:00, Thu., 27 Sep. 0.0361 0.0320 0.0344
05:01-06:00, Thu., 27 Sep. 0.0399 0.0329 0.0355
04:01-05:00, Thu., 27 Sep. 0.0447 0.0359 0.0409
03:01-04:00, Thu., 27 Sep. 0.0518 0.0414 0.0459
02:01-03:00, Thu., 27 Sep. 0.0581 0.0464 0.0532
01:01-02:00, Thu., 27 Sep. 0.0513 0.0436 0.0480
00:01-01:00, Thu., 27 Sep. 0.0506 0.0398 0.0440
23:01-24:00, Wed., 26 Sep. 0.0517 0.0421 0.0470
22:01-23:00, Wed., 26 Sep. 0.0474 0.0388 0.0429
21:01-22:00, Wed., 26 Sep. 0.0484 0.0401 0.0449
20:01-21:00, Wed., 26 Sep. 0.0426 0.0335 0.0364
19:01-20:00, Wed., 26 Sep. 0.0459 0.0365 0.0403
18:01-19:00, Wed., 26 Sep. 0.0436 0.0321 0.0374
17:01-18:00, Wed., 26 Sep. 0.0361 0.0313 0.0334
16:01-17:00, Wed., 26 Sep. 0.0407 0.0338 0.0363
15:01-16:00, Wed., 26 Sep. 0.0375 0.0291 0.0327
14:01-15:00, Wed., 26 Sep. 0.0340 0.0289 0.0311
13:01-14:00, Wed., 26 Sep. 0.0368 0.0303 0.0338
12:01-13:00, Wed., 26 Sep. 0.0443 0.0354 0.0395
11:01-12:00, Wed., 26 Sep. 0.0413 0.0337 0.0371
10:01-11:00, Wed., 26 Sep. 0.0422 0.0354 0.0385
09:01-10:00, Wed., 26 Sep. 0.0427 0.0348 0.0379
08:01-09:00, Wed., 26 Sep. 0.0421 0.0351 0.0382
07:01-08:00, Wed., 26 Sep. 0.0478 0.0364 0.0417
06:01-07:00, Wed., 26 Sep. 0.0515 0.0381 0.0452
05:01-06:00, Wed., 26 Sep. 0.0424 0.0370 0.0395
04:01-05:00, Wed., 26 Sep. 0.0392 0.0320 0.0355
03:01-04:00, Wed., 26 Sep. 0.0364 0.0323 0.0346
02:01-03:00, Wed., 26 Sep. 0.0389 0.0333 0.0362
01:01-02:00, Wed., 26 Sep. 0.0417 0.0361 0.0386
00:01-01:00, Wed., 26 Sep. 0.0453 0.0376 0.0408
23:01-24:00, Tue., 25 Sep. 0.0440 0.0355 0.0392
22:01-23:00, Tue., 25 Sep. 0.0374 0.0308 0.0344
21:01-22:00, Tue., 25 Sep. 0.0328 0.0282 0.0307
20:01-21:00, Tue., 25 Sep. 0.0331 0.0292 0.0310
19:01-20:00, Tue., 25 Sep. 0.0375 0.0302 0.0337
18:01-19:00, Tue., 25 Sep. 0.0431 0.0348 0.0386
17:01-18:00, Tue., 25 Sep. 0.0451 0.0361 0.0407
16:01-17:00, Tue., 25 Sep. 0.0548 0.0430 0.0483
15:01-16:00, Tue., 25 Sep. 0.0683 0.0492 0.0580
14:01-15:00, Tue., 25 Sep. 0.0676 0.0528 0.0604
13:01-14:00, Tue., 25 Sep. 0.0637 0.0478 0.0548
12:01-13:00, Tue., 25 Sep. 0.0639 0.0397 0.0566
11:01-12:00, Tue., 25 Sep. 0.0442 0.0316 0.0379
10:01-11:00, Tue., 25 Sep. 0.0337 0.0287 0.0309
09:01-10:00, Tue., 25 Sep. 0.0328 0.0288 0.0307
08:01-09:00, Tue., 25 Sep. 0.0325 0.0287 0.0305
07:01-08:00, Tue., 25 Sep. 0.0342 0.0289 0.0308
06:01-07:00, Tue., 25 Sep. 0.0347 0.0288 0.0310
05:01-06:00, Tue., 25 Sep. 0.0333 0.0290 0.0310
04:01-05:00, Tue., 25 Sep. 0.0340 0.0288 0.0308
03:01-04:00, Tue., 25 Sep. 0.0331 0.0290 0.0306
02:01-03:00, Tue., 25 Sep. 0.0321 0.0284 0.0305
01:01-02:00, Tue., 25 Sep. 0.0329 0.0287 0.0307
00:01-01:00, Tue., 25 Sep. 0.0319 0.0289 0.0303
23:01-24:00, Mon., 24 Sep. 0.0322 0.0285 0.0306
22:01-23:00, Mon., 24 Sep. 0.0318 0.0286 0.0304
21:01-22:00, Mon., 24 Sep. 0.0330 0.0291 0.0309
20:01-21:00, Mon., 24 Sep. 0.0330 0.0287 0.0308
19:01-20:00, Mon., 24 Sep. 0.0324 0.0290 0.0307
18:01-19:00, Mon., 24 Sep. 0.0326 0.0281 0.0305
17:01-18:00, Mon., 24 Sep. 0.0322 0.0284 0.0308
16:01-17:00, Mon., 24 Sep. 0.0329 0.0281 0.0303
15:01-16:00, Mon., 24 Sep. 0.0328 0.0284 0.0305
14:01-15:00, Mon., 24 Sep. 0.0323 0.0282 0.0304
13:01-14:00, Mon., 24 Sep. 0.0325 0.0283 0.0305
12:01-13:00, Mon., 24 Sep. 0.0318 0.0279 0.0303
11:01-12:00, Mon., 24 Sep. 0.0331 0.0288 0.0309
10:01-11:00, Mon., 24 Sep. 0.0329 0.0281 0.0307
09:01-10:00, Mon., 24 Sep. 0.0333 0.0291 0.0310
08:01-09:00, Mon., 24 Sep. 0.0337 0.0290 0.0312
07:01-08:00, Mon., 24 Sep. 0.0338 0.0287 0.0317
06:01-07:00, Mon., 24 Sep. 0.0338 0.0296 0.0315
05:01-06:00, Mon., 24 Sep. 0.0326 0.0292 0.0310
04:01-05:00, Mon., 24 Sep. 0.0332 0.0294 0.0312
03:01-04:00, Mon., 24 Sep. 0.0340 0.0308 0.0322
02:01-03:00, Mon., 24 Sep. 0.0337 0.0293 0.0316
01:01-02:00, Mon., 24 Sep. 0.0341 0.0297 0.0315
00:01-01:00, Mon., 24 Sep. 0.0325 0.0287 0.0309