Measurement results by the hour (Hachioji) 25 Mar., 2024 - 31 Mar., 2024

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., 31 Mar. 0.0360 0.0313 0.0334
22:01-23:00, Sun., 31 Mar. 0.0352 0.0315 0.0334
21:01-22:00, Sun., 31 Mar. 0.0353 0.0305 0.0333
20:01-21:00, Sun., 31 Mar. 0.0360 0.0308 0.0335
19:01-20:00, Sun., 31 Mar. 0.0366 0.0319 0.0336
18:01-19:00, Sun., 31 Mar. 0.0356 0.0314 0.0337
17:01-18:00, Sun., 31 Mar. 0.0373 0.0318 0.0342
16:01-17:00, Sun., 31 Mar. 0.0364 0.0319 0.0340
15:01-16:00, Sun., 31 Mar. 0.0361 0.0318 0.0341
14:01-15:00, Sun., 31 Mar. 0.0373 0.0322 0.0345
13:01-14:00, Sun., 31 Mar. 0.0367 0.0313 0.0344
12:01-13:00, Sun., 31 Mar. 0.0360 0.0314 0.0343
11:01-12:00, Sun., 31 Mar. 0.0362 0.0314 0.0343
10:01-11:00, Sun., 31 Mar. 0.0365 0.0307 0.0341
09:01-10:00, Sun., 31 Mar. 0.0363 0.0319 0.0338
08:01-09:00, Sun., 31 Mar. 0.0369 0.0314 0.0335
07:01-08:00, Sun., 31 Mar. 0.0359 0.0312 0.0335
06:01-07:00, Sun., 31 Mar. 0.0363 0.0311 0.0339
05:01-06:00, Sun., 31 Mar. 0.0360 0.0315 0.0340
04:01-05:00, Sun., 31 Mar. 0.0365 0.0326 0.0342
03:01-04:00, Sun., 31 Mar. 0.0355 0.0312 0.0335
02:01-03:00, Sun., 31 Mar. 0.0367 0.0311 0.0336
01:01-02:00, Sun., 31 Mar. 0.0354 0.0305 0.0332
00:01-01:00, Sun., 31 Mar. 0.0365 0.0308 0.0333
23:01-24:00, Sat., 30 Mar. 0.0353 0.0307 0.0331
22:01-23:00, Sat., 30 Mar. 0.0354 0.0313 0.0337
21:01-22:00, Sat., 30 Mar. 0.0355 0.0312 0.0334
20:01-21:00, Sat., 30 Mar. 0.0366 0.0309 0.0331
19:01-20:00, Sat., 30 Mar. 0.0356 0.0322 0.0336
18:01-19:00, Sat., 30 Mar. 0.0359 0.0315 0.0334
17:01-18:00, Sat., 30 Mar. 0.0356 0.0314 0.0335
16:01-17:00, Sat., 30 Mar. 0.0358 0.0315 0.0338
15:01-16:00, Sat., 30 Mar. 0.0357 0.0310 0.0336
14:01-15:00, Sat., 30 Mar. 0.0374 0.0318 0.0339
13:01-14:00, Sat., 30 Mar. 0.0371 0.0316 0.0340
12:01-13:00, Sat., 30 Mar. 0.0361 0.0317 0.0338
11:01-12:00, Sat., 30 Mar. 0.0359 0.0318 0.0338
10:01-11:00, Sat., 30 Mar. 0.0353 0.0316 0.0338
09:01-10:00, Sat., 30 Mar. 0.0363 0.0318 0.0336
08:01-09:00, Sat., 30 Mar. 0.0369 0.0313 0.0339
07:01-08:00, Sat., 30 Mar. 0.0370 0.0312 0.0339
06:01-07:00, Sat., 30 Mar. 0.0371 0.0319 0.0339
05:01-06:00, Sat., 30 Mar. 0.0361 0.0317 0.0339
04:01-05:00, Sat., 30 Mar. 0.0361 0.0315 0.0336
03:01-04:00, Sat., 30 Mar. 0.0364 0.0314 0.0337
02:01-03:00, Sat., 30 Mar. 0.0356 0.0300 0.0331
01:01-02:00, Sat., 30 Mar. 0.0364 0.0306 0.0331
00:01-01:00, Sat., 30 Mar. 0.0359 0.0307 0.0329
23:01-24:00, Fri., 29 Mar. 0.0354 0.0305 0.0329
22:01-23:00, Fri., 29 Mar. 0.0353 0.0307 0.0329
21:01-22:00, Fri., 29 Mar. 0.0353 0.0309 0.0330
20:01-21:00, Fri., 29 Mar. 0.0351 0.0316 0.0332
19:01-20:00, Fri., 29 Mar. 0.0360 0.0302 0.0330
18:01-19:00, Fri., 29 Mar. 0.0353 0.0309 0.0330
17:01-18:00, Fri., 29 Mar. 0.0355 0.0313 0.0331
16:01-17:00, Fri., 29 Mar. 0.0349 0.0309 0.0330
15:01-16:00, Fri., 29 Mar. 0.0355 0.0308 0.0331
14:01-15:00, Fri., 29 Mar. 0.0356 0.0315 0.0337
13:01-14:00, Fri., 29 Mar. 0.0396 0.0324 0.0359
12:01-13:00, Fri., 29 Mar. 0.0405 0.0336 0.0369
11:01-12:00, Fri., 29 Mar. 0.0401 0.0345 0.0369
10:01-11:00, Fri., 29 Mar. 0.0402 0.0343 0.0374
09:01-10:00, Fri., 29 Mar. 0.0388 0.0336 0.0362
08:01-09:00, Fri., 29 Mar. 0.0393 0.0343 0.0369
07:01-08:00, Fri., 29 Mar. 0.0395 0.0343 0.0376
06:01-07:00, Fri., 29 Mar. 0.0393 0.0332 0.0360
05:01-06:00, Fri., 29 Mar. 0.0390 0.0330 0.0358
04:01-05:00, Fri., 29 Mar. 0.0383 0.0346 0.0364
03:01-04:00, Fri., 29 Mar. 0.0388 0.0339 0.0363
02:01-03:00, Fri., 29 Mar. 0.0391 0.0341 0.0370
01:01-02:00, Fri., 29 Mar. 0.0453 0.0364 0.0407
00:01-01:00, Fri., 29 Mar. 0.0504 0.0430 0.0473
23:01-24:00, Thu., 28 Mar. 0.0503 0.0451 0.0475
22:01-23:00, Thu., 28 Mar. 0.0475 0.0412 0.0442
21:01-22:00, Thu., 28 Mar. 0.0461 0.0391 0.0414
20:01-21:00, Thu., 28 Mar. 0.0418 0.0346 0.0382
19:01-20:00, Thu., 28 Mar. 0.0383 0.0323 0.0350
18:01-19:00, Thu., 28 Mar. 0.0370 0.0310 0.0338
17:01-18:00, Thu., 28 Mar. 0.0359 0.0304 0.0330
16:01-17:00, Thu., 28 Mar. 0.0360 0.0303 0.0328
15:01-16:00, Thu., 28 Mar. 0.0349 0.0304 0.0327
14:01-15:00, Thu., 28 Mar. 0.0351 0.0311 0.0330
13:01-14:00, Thu., 28 Mar. 0.0353 0.0315 0.0335
12:01-13:00, Thu., 28 Mar. 0.0356 0.0314 0.0336
11:01-12:00, Thu., 28 Mar. 0.0359 0.0310 0.0337
10:01-11:00, Thu., 28 Mar. 0.0354 0.0304 0.0333
09:01-10:00, Thu., 28 Mar. 0.0357 0.0312 0.0333
08:01-09:00, Thu., 28 Mar. 0.0352 0.0308 0.0333
07:01-08:00, Thu., 28 Mar. 0.0357 0.0307 0.0335
06:01-07:00, Thu., 28 Mar. 0.0361 0.0319 0.0344
05:01-06:00, Thu., 28 Mar. 0.0378 0.0316 0.0346
04:01-05:00, Thu., 28 Mar. 0.0363 0.0321 0.0340
03:01-04:00, Thu., 28 Mar. 0.0360 0.0314 0.0337
02:01-03:00, Thu., 28 Mar. 0.0374 0.0318 0.0339
01:01-02:00, Thu., 28 Mar. 0.0362 0.0320 0.0337
00:01-01:00, Thu., 28 Mar. 0.0360 0.0310 0.0333
23:01-24:00, Wed., 27 Mar. 0.0349 0.0300 0.0328
22:01-23:00, Wed., 27 Mar. 0.0358 0.0309 0.0327
21:01-22:00, Wed., 27 Mar. 0.0352 0.0311 0.0327
20:01-21:00, Wed., 27 Mar. 0.0349 0.0297 0.0326
19:01-20:00, Wed., 27 Mar. 0.0349 0.0292 0.0325
18:01-19:00, Wed., 27 Mar. 0.0345 0.0297 0.0325
17:01-18:00, Wed., 27 Mar. 0.0352 0.0304 0.0326
16:01-17:00, Wed., 27 Mar. 0.0346 0.0308 0.0326
15:01-16:00, Wed., 27 Mar. 0.0343 0.0301 0.0326
14:01-15:00, Wed., 27 Mar. 0.0356 0.0305 0.0327
13:01-14:00, Wed., 27 Mar. 0.0349 0.0300 0.0328
12:01-13:00, Wed., 27 Mar. 0.0354 0.0309 0.0327
11:01-12:00, Wed., 27 Mar. 0.0350 0.0309 0.0329
10:01-11:00, Wed., 27 Mar. 0.0357 0.0300 0.0330
09:01-10:00, Wed., 27 Mar. 0.0348 0.0301 0.0328
08:01-09:00, Wed., 27 Mar. 0.0350 0.0309 0.0331
07:01-08:00, Wed., 27 Mar. 0.0370 0.0313 0.0336
06:01-07:00, Wed., 27 Mar. 0.0360 0.0315 0.0339
05:01-06:00, Wed., 27 Mar. 0.0370 0.0314 0.0343
04:01-05:00, Wed., 27 Mar. 0.0363 0.0311 0.0336
03:01-04:00, Wed., 27 Mar. 0.0367 0.0315 0.0341
02:01-03:00, Wed., 27 Mar. 0.0364 0.0317 0.0339
01:01-02:00, Wed., 27 Mar. 0.0371 0.0313 0.0345
00:01-01:00, Wed., 27 Mar. 0.0370 0.0330 0.0351
23:01-24:00, Tue., 26 Mar. 0.0401 0.0336 0.0362
22:01-23:00, Tue., 26 Mar. 0.0424 0.0360 0.0389
21:01-22:00, Tue., 26 Mar. 0.0423 0.0380 0.0405
20:01-21:00, Tue., 26 Mar. 0.0481 0.0395 0.0448
19:01-20:00, Tue., 26 Mar. 0.0528 0.0447 0.0476
18:01-19:00, Tue., 26 Mar. 0.0549 0.0480 0.0509
17:01-18:00, Tue., 26 Mar. 0.0566 0.0472 0.0513
16:01-17:00, Tue., 26 Mar. 0.0638 0.0523 0.0572
15:01-16:00, Tue., 26 Mar. 0.0622 0.0544 0.0582
14:01-15:00, Tue., 26 Mar. 0.0594 0.0517 0.0554
13:01-14:00, Tue., 26 Mar. 0.0592 0.0491 0.0531
12:01-13:00, Tue., 26 Mar. 0.0570 0.0505 0.0541
11:01-12:00, Tue., 26 Mar. 0.0589 0.0495 0.0533
10:01-11:00, Tue., 26 Mar. 0.0541 0.0491 0.0514
09:01-10:00, Tue., 26 Mar. 0.0524 0.0481 0.0502
08:01-09:00, Tue., 26 Mar. 0.0518 0.0407 0.0462
07:01-08:00, Tue., 26 Mar. 0.0411 0.0336 0.0369
06:01-07:00, Tue., 26 Mar. 0.0390 0.0340 0.0364
05:01-06:00, Tue., 26 Mar. 0.0389 0.0327 0.0350
04:01-05:00, Tue., 26 Mar. 0.0363 0.0320 0.0340
03:01-04:00, Tue., 26 Mar. 0.0370 0.0315 0.0349
02:01-03:00, Tue., 26 Mar. 0.0385 0.0335 0.0360
01:01-02:00, Tue., 26 Mar. 0.0370 0.0328 0.0348
00:01-01:00, Tue., 26 Mar. 0.0364 0.0319 0.0343
23:01-24:00, Mon., 25 Mar. 0.0351 0.0316 0.0336
22:01-23:00, Mon., 25 Mar. 0.0367 0.0310 0.0335
21:01-22:00, Mon., 25 Mar. 0.0363 0.0315 0.0337
20:01-21:00, Mon., 25 Mar. 0.0352 0.0308 0.0333
19:01-20:00, Mon., 25 Mar. 0.0365 0.0318 0.0335
18:01-19:00, Mon., 25 Mar. 0.0355 0.0314 0.0333
17:01-18:00, Mon., 25 Mar. 0.0364 0.0309 0.0336
16:01-17:00, Mon., 25 Mar. 0.0367 0.0315 0.0342
15:01-16:00, Mon., 25 Mar. 0.0395 0.0330 0.0361
14:01-15:00, Mon., 25 Mar. 0.0436 0.0356 0.0404
13:01-14:00, Mon., 25 Mar. 0.0439 0.0381 0.0406
12:01-13:00, Mon., 25 Mar. 0.0447 0.0392 0.0422
11:01-12:00, Mon., 25 Mar. 0.0449 0.0379 0.0417
10:01-11:00, Mon., 25 Mar. 0.0438 0.0380 0.0405
09:01-10:00, Mon., 25 Mar. 0.0463 0.0395 0.0431
08:01-09:00, Mon., 25 Mar. 0.0477 0.0402 0.0451
07:01-08:00, Mon., 25 Mar. 0.0464 0.0388 0.0422
06:01-07:00, Mon., 25 Mar. 0.0461 0.0377 0.0429
05:01-06:00, Mon., 25 Mar. 0.0463 0.0389 0.0427
04:01-05:00, Mon., 25 Mar. 0.0416 0.0342 0.0375
03:01-04:00, Mon., 25 Mar. 0.0374 0.0327 0.0348
02:01-03:00, Mon., 25 Mar. 0.0377 0.0329 0.0348
01:01-02:00, Mon., 25 Mar. 0.0377 0.0334 0.0355
00:01-01:00, Mon., 25 Mar. 0.0383 0.0345 0.0361