Measurement results by the hour (Hachioji) 28 Mar., 2022 - 3 Apr., 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., 03 Apr. 0.0413 0.0360 0.0386
22:01-23:00, Sun., 03 Apr. 0.0412 0.0354 0.0382
21:01-22:00, Sun., 03 Apr. 0.0409 0.0367 0.0393
20:01-21:00, Sun., 03 Apr. 0.0443 0.0381 0.0410
19:01-20:00, Sun., 03 Apr. 0.0440 0.0385 0.0414
18:01-19:00, Sun., 03 Apr. 0.0442 0.0406 0.0422
17:01-18:00, Sun., 03 Apr. 0.0449 0.0388 0.0421
16:01-17:00, Sun., 03 Apr. 0.0439 0.0378 0.0406
15:01-16:00, Sun., 03 Apr. 0.0432 0.0374 0.0404
14:01-15:00, Sun., 03 Apr. 0.0418 0.0364 0.0394
13:01-14:00, Sun., 03 Apr. 0.0426 0.0388 0.0406
12:01-13:00, Sun., 03 Apr. 0.0431 0.0376 0.0404
11:01-12:00, Sun., 03 Apr. 0.0417 0.0376 0.0397
10:01-11:00, Sun., 03 Apr. 0.0412 0.0346 0.0381
09:01-10:00, Sun., 03 Apr. 0.0405 0.0351 0.0382
08:01-09:00, Sun., 03 Apr. 0.0416 0.0358 0.0390
07:01-08:00, Sun., 03 Apr. 0.0412 0.0348 0.0381
06:01-07:00, Sun., 03 Apr. 0.0395 0.0339 0.0361
05:01-06:00, Sun., 03 Apr. 0.0411 0.0356 0.0376
04:01-05:00, Sun., 03 Apr. 0.0410 0.0373 0.0392
03:01-04:00, Sun., 03 Apr. 0.0409 0.0357 0.0379
02:01-03:00, Sun., 03 Apr. 0.0393 0.0329 0.0362
01:01-02:00, Sun., 03 Apr. 0.0367 0.0327 0.0346
00:01-01:00, Sun., 03 Apr. 0.0369 0.0320 0.0346
23:01-24:00, Sat., 02 Apr. 0.0371 0.0321 0.0341
22:01-23:00, Sat., 02 Apr. 0.0359 0.0315 0.0336
21:01-22:00, Sat., 02 Apr. 0.0370 0.0311 0.0336
20:01-21:00, Sat., 02 Apr. 0.0359 0.0311 0.0337
19:01-20:00, Sat., 02 Apr. 0.0357 0.0312 0.0336
18:01-19:00, Sat., 02 Apr. 0.0367 0.0316 0.0334
17:01-18:00, Sat., 02 Apr. 0.0356 0.0307 0.0334
16:01-17:00, Sat., 02 Apr. 0.0367 0.0310 0.0336
15:01-16:00, Sat., 02 Apr. 0.0363 0.0316 0.0336
14:01-15:00, Sat., 02 Apr. 0.0358 0.0306 0.0335
13:01-14:00, Sat., 02 Apr. 0.0356 0.0304 0.0334
12:01-13:00, Sat., 02 Apr. 0.0361 0.0308 0.0337
11:01-12:00, Sat., 02 Apr. 0.0377 0.0302 0.0338
10:01-11:00, Sat., 02 Apr. 0.0364 0.0317 0.0339
09:01-10:00, Sat., 02 Apr. 0.0362 0.0320 0.0340
08:01-09:00, Sat., 02 Apr. 0.0379 0.0320 0.0343
07:01-08:00, Sat., 02 Apr. 0.0370 0.0330 0.0352
06:01-07:00, Sat., 02 Apr. 0.0379 0.0329 0.0354
05:01-06:00, Sat., 02 Apr. 0.0377 0.0325 0.0353
04:01-05:00, Sat., 02 Apr. 0.0377 0.0328 0.0354
03:01-04:00, Sat., 02 Apr. 0.0373 0.0325 0.0351
02:01-03:00, Sat., 02 Apr. 0.0386 0.0330 0.0350
01:01-02:00, Sat., 02 Apr. 0.0381 0.0328 0.0345
00:01-01:00, Sat., 02 Apr. 0.0377 0.0316 0.0346
23:01-24:00, Fri., 01 Apr. 0.0363 0.0319 0.0341
22:01-23:00, Fri., 01 Apr. 0.0362 0.0316 0.0339
21:01-22:00, Fri., 01 Apr. 0.0363 0.0311 0.0340
20:01-21:00, Fri., 01 Apr. 0.0369 0.0302 0.0337
19:01-20:00, Fri., 01 Apr. 0.0367 0.0322 0.0340
18:01-19:00, Fri., 01 Apr. 0.0363 0.0321 0.0342
17:01-18:00, Fri., 01 Apr. 0.0367 0.0319 0.0337
16:01-17:00, Fri., 01 Apr. 0.0354 0.0308 0.0336
15:01-16:00, Fri., 01 Apr. 0.0353 0.0312 0.0337
14:01-15:00, Fri., 01 Apr. 0.0360 0.0308 0.0334
13:01-14:00, Fri., 01 Apr. 0.0367 0.0312 0.0336
12:01-13:00, Fri., 01 Apr. 0.0363 0.0313 0.0338
11:01-12:00, Fri., 01 Apr. 0.0371 0.0311 0.0339
10:01-11:00, Fri., 01 Apr. 0.0369 0.0311 0.0341
09:01-10:00, Fri., 01 Apr. 0.0375 0.0328 0.0347
08:01-09:00, Fri., 01 Apr. 0.0409 0.0344 0.0377
07:01-08:00, Fri., 01 Apr. 0.0610 0.0406 0.0488
06:01-07:00, Fri., 01 Apr. 0.0635 0.0569 0.0605
05:01-06:00, Fri., 01 Apr. 0.0619 0.0527 0.0565
04:01-05:00, Fri., 01 Apr. 0.0559 0.0466 0.0513
03:01-04:00, Fri., 01 Apr. 0.0541 0.0464 0.0498
02:01-03:00, Fri., 01 Apr. 0.0548 0.0474 0.0521
01:01-02:00, Fri., 01 Apr. 0.0536 0.0478 0.0505
00:01-01:00, Fri., 01 Apr. 0.0544 0.0480 0.0516
23:01-24:00, Thu., 31 Mar. 0.0548 0.0475 0.0517
22:01-23:00, Thu., 31 Mar. 0.0495 0.0427 0.0465
21:01-22:00, Thu., 31 Mar. 0.0511 0.0332 0.0437
20:01-21:00, Thu., 31 Mar. 0.0381 0.0322 0.0347
19:01-20:00, Thu., 31 Mar. 0.0370 0.0327 0.0348
18:01-19:00, Thu., 31 Mar. 0.0366 0.0310 0.0342
17:01-18:00, Thu., 31 Mar. 0.0368 0.0322 0.0342
16:01-17:00, Thu., 31 Mar. 0.0369 0.0327 0.0341
15:01-16:00, Thu., 31 Mar. 0.0368 0.0314 0.0344
14:01-15:00, Thu., 31 Mar. 0.0522 0.0106 0.0343
09:01-10:00, Thu., 31 Mar. 0.0339 0.0275 0.0312
08:01-09:00, Thu., 31 Mar. 0.0331 0.0292 0.0311
07:01-08:00, Thu., 31 Mar. 0.0332 0.0297 0.0315
06:01-07:00, Thu., 31 Mar. 0.0337 0.0297 0.0315
05:01-06:00, Thu., 31 Mar. 0.0327 0.0290 0.0309
04:01-05:00, Thu., 31 Mar. 0.0324 0.0289 0.0309
03:01-04:00, Thu., 31 Mar. 0.0330 0.0297 0.0314
02:01-03:00, Thu., 31 Mar. 0.0340 0.0287 0.0312
01:01-02:00, Thu., 31 Mar. 0.0325 0.0288 0.0305
00:01-01:00, Thu., 31 Mar. 0.0320 0.0287 0.0302
23:01-24:00, Wed., 30 Mar. 0.0331 0.0283 0.0304
22:01-23:00, Wed., 30 Mar. 0.0321 0.0279 0.0303
21:01-22:00, Wed., 30 Mar. 0.0325 0.0276 0.0302
20:01-21:00, Wed., 30 Mar. 0.0320 0.0287 0.0301
19:01-20:00, Wed., 30 Mar. 0.0324 0.0283 0.0302
18:01-19:00, Wed., 30 Mar. 0.0325 0.0287 0.0302
17:01-18:00, Wed., 30 Mar. 0.0324 0.0274 0.0299
16:01-17:00, Wed., 30 Mar. 0.0327 0.0285 0.0303
15:01-16:00, Wed., 30 Mar. 0.0324 0.0277 0.0301
14:01-15:00, Wed., 30 Mar. 0.0325 0.0288 0.0303
13:01-14:00, Wed., 30 Mar. 0.0322 0.0277 0.0302
12:01-13:00, Wed., 30 Mar. 0.0316 0.0280 0.0300
11:01-12:00, Wed., 30 Mar. 0.0320 0.0282 0.0301
10:01-11:00, Wed., 30 Mar. 0.0319 0.0284 0.0303
09:01-10:00, Wed., 30 Mar. 0.0329 0.0287 0.0307
08:01-09:00, Wed., 30 Mar. 0.0332 0.0290 0.0315
07:01-08:00, Wed., 30 Mar. 0.0336 0.0293 0.0312
06:01-07:00, Wed., 30 Mar. 0.0344 0.0283 0.0315
05:01-06:00, Wed., 30 Mar. 0.0327 0.0290 0.0309
04:01-05:00, Wed., 30 Mar. 0.0330 0.0291 0.0310
03:01-04:00, Wed., 30 Mar. 0.0331 0.0289 0.0307
02:01-03:00, Wed., 30 Mar. 0.0323 0.0288 0.0307
01:01-02:00, Wed., 30 Mar. 0.0327 0.0290 0.0311
00:01-01:00, Wed., 30 Mar. 0.0325 0.0294 0.0309
23:01-24:00, Tue., 29 Mar. 0.0328 0.0292 0.0308
22:01-23:00, Tue., 29 Mar. 0.0329 0.0287 0.0305
21:01-22:00, Tue., 29 Mar. 0.0324 0.0278 0.0303
20:01-21:00, Tue., 29 Mar. 0.0327 0.0287 0.0305
19:01-20:00, Tue., 29 Mar. 0.0330 0.0286 0.0306
18:01-19:00, Tue., 29 Mar. 0.0323 0.0288 0.0305
17:01-18:00, Tue., 29 Mar. 0.0322 0.0284 0.0306
16:01-17:00, Tue., 29 Mar. 0.0323 0.0285 0.0303
15:01-16:00, Tue., 29 Mar. 0.0327 0.0287 0.0305
14:01-15:00, Tue., 29 Mar. 0.0322 0.0288 0.0307
13:01-14:00, Tue., 29 Mar. 0.0323 0.0281 0.0302
12:01-13:00, Tue., 29 Mar. 0.0328 0.0284 0.0306
11:01-12:00, Tue., 29 Mar. 0.0323 0.0283 0.0304
10:01-11:00, Tue., 29 Mar. 0.0327 0.0286 0.0306
09:01-10:00, Tue., 29 Mar. 0.0331 0.0290 0.0307
08:01-09:00, Tue., 29 Mar. 0.0331 0.0293 0.0313
07:01-08:00, Tue., 29 Mar. 0.0351 0.0298 0.0323
06:01-07:00, Tue., 29 Mar. 0.0341 0.0285 0.0313
05:01-06:00, Tue., 29 Mar. 0.0320 0.0288 0.0305
04:01-05:00, Tue., 29 Mar. 0.0323 0.0284 0.0301
03:01-04:00, Tue., 29 Mar. 0.0337 0.0275 0.0304
02:01-03:00, Tue., 29 Mar. 0.0324 0.0288 0.0308
01:01-02:00, Tue., 29 Mar. 0.0328 0.0282 0.0304
00:01-01:00, Tue., 29 Mar. 0.0329 0.0284 0.0302
23:01-24:00, Mon., 28 Mar. 0.0325 0.0282 0.0306
22:01-23:00, Mon., 28 Mar. 0.0328 0.0277 0.0303
21:01-22:00, Mon., 28 Mar. 0.0321 0.0279 0.0302
20:01-21:00, Mon., 28 Mar. 0.0333 0.0280 0.0303
19:01-20:00, Mon., 28 Mar. 0.0322 0.0284 0.0300
18:01-19:00, Mon., 28 Mar. 0.0316 0.0270 0.0300
17:01-18:00, Mon., 28 Mar. 0.0322 0.0283 0.0304
16:01-17:00, Mon., 28 Mar. 0.0323 0.0285 0.0303
15:01-16:00, Mon., 28 Mar. 0.0324 0.0287 0.0306
14:01-15:00, Mon., 28 Mar. 0.0321 0.0284 0.0305
13:01-14:00, Mon., 28 Mar. 0.0323 0.0286 0.0303
12:01-13:00, Mon., 28 Mar. 0.0327 0.0286 0.0304
11:01-12:00, Mon., 28 Mar. 0.0330 0.0290 0.0307
10:01-11:00, Mon., 28 Mar. 0.0326 0.0288 0.0307
09:01-10:00, Mon., 28 Mar. 0.0327 0.0292 0.0309
08:01-09:00, Mon., 28 Mar. 0.0329 0.0275 0.0307
07:01-08:00, Mon., 28 Mar. 0.0314 0.0282 0.0301
06:01-07:00, Mon., 28 Mar. 0.0320 0.0287 0.0301
05:01-06:00, Mon., 28 Mar. 0.0322 0.0283 0.0300
04:01-05:00, Mon., 28 Mar. 0.0322 0.0276 0.0300
03:01-04:00, Mon., 28 Mar. 0.0326 0.0285 0.0303
02:01-03:00, Mon., 28 Mar. 0.0324 0.0288 0.0307
01:01-02:00, Mon., 28 Mar. 0.0345 0.0301 0.0321
00:01-01:00, Mon., 28 Mar. 0.0350 0.0298 0.0326