Measurement results by the hour (Hachioji) 31 Aug., 2015 - 6 Sep., 2015

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., 06 Sep. 0.0479 0.0403 0.0439
22:01-23:00, Sun., 06 Sep. 0.0461 0.0395 0.0431
21:01-22:00, Sun., 06 Sep. 0.0447 0.0383 0.0416
20:01-21:00, Sun., 06 Sep. 0.0456 0.0372 0.0425
19:01-20:00, Sun., 06 Sep. 0.0494 0.0364 0.0433
18:01-19:00, Sun., 06 Sep. 0.0409 0.0350 0.0379
17:01-18:00, Sun., 06 Sep. 0.0386 0.0330 0.0359
16:01-17:00, Sun., 06 Sep. 0.0368 0.0319 0.0340
15:01-16:00, Sun., 06 Sep. 0.0361 0.0314 0.0339
14:01-15:00, Sun., 06 Sep. 0.0349 0.0303 0.0330
13:01-14:00, Sun., 06 Sep. 0.0347 0.0306 0.0325
12:01-13:00, Sun., 06 Sep. 0.0352 0.0307 0.0329
11:01-12:00, Sun., 06 Sep. 0.0345 0.0304 0.0327
10:01-11:00, Sun., 06 Sep. 0.0349 0.0309 0.0329
09:01-10:00, Sun., 06 Sep. 0.0347 0.0316 0.0331
08:01-09:00, Sun., 06 Sep. 0.0350 0.0303 0.0329
07:01-08:00, Sun., 06 Sep. 0.0354 0.0304 0.0331
06:01-07:00, Sun., 06 Sep. 0.0353 0.0310 0.0332
05:01-06:00, Sun., 06 Sep. 0.0351 0.0308 0.0333
04:01-05:00, Sun., 06 Sep. 0.0353 0.0309 0.0330
03:01-04:00, Sun., 06 Sep. 0.0355 0.0309 0.0330
02:01-03:00, Sun., 06 Sep. 0.0346 0.0309 0.0330
01:01-02:00, Sun., 06 Sep. 0.0354 0.0309 0.0331
00:01-01:00, Sun., 06 Sep. 0.0352 0.0307 0.0327
23:01-24:00, Sat., 05 Sep. 0.0347 0.0302 0.0325
22:01-23:00, Sat., 05 Sep. 0.0343 0.0302 0.0324
21:01-22:00, Sat., 05 Sep. 0.0348 0.0307 0.0325
20:01-21:00, Sat., 05 Sep. 0.0359 0.0302 0.0325
19:01-20:00, Sat., 05 Sep. 0.0343 0.0305 0.0325
18:01-19:00, Sat., 05 Sep. 0.0345 0.0304 0.0327
17:01-18:00, Sat., 05 Sep. 0.0345 0.0306 0.0326
16:01-17:00, Sat., 05 Sep. 0.0350 0.0298 0.0325
15:01-16:00, Sat., 05 Sep. 0.0356 0.0304 0.0327
14:01-15:00, Sat., 05 Sep. 0.0348 0.0306 0.0326
13:01-14:00, Sat., 05 Sep. 0.0359 0.0293 0.0325
12:01-13:00, Sat., 05 Sep. 0.0355 0.0306 0.0329
11:01-12:00, Sat., 05 Sep. 0.0347 0.0308 0.0329
10:01-11:00, Sat., 05 Sep. 0.0352 0.0303 0.0328
09:01-10:00, Sat., 05 Sep. 0.0350 0.0306 0.0328
08:01-09:00, Sat., 05 Sep. 0.0355 0.0315 0.0330
07:01-08:00, Sat., 05 Sep. 0.0360 0.0323 0.0340
06:01-07:00, Sat., 05 Sep. 0.0365 0.0324 0.0343
05:01-06:00, Sat., 05 Sep. 0.0371 0.0319 0.0340
04:01-05:00, Sat., 05 Sep. 0.0362 0.0319 0.0339
03:01-04:00, Sat., 05 Sep. 0.0363 0.0319 0.0340
02:01-03:00, Sat., 05 Sep. 0.0362 0.0320 0.0341
01:01-02:00, Sat., 05 Sep. 0.0364 0.0312 0.0341
00:01-01:00, Sat., 05 Sep. 0.0354 0.0316 0.0337
23:01-24:00, Fri., 04 Sep. 0.0357 0.0312 0.0336
22:01-23:00, Fri., 04 Sep. 0.0357 0.0317 0.0338
21:01-22:00, Fri., 04 Sep. 0.0354 0.0311 0.0335
20:01-21:00, Fri., 04 Sep. 0.0363 0.0314 0.0333
19:01-20:00, Fri., 04 Sep. 0.0348 0.0306 0.0331
18:01-19:00, Fri., 04 Sep. 0.0349 0.0304 0.0328
17:01-18:00, Fri., 04 Sep. 0.0350 0.0302 0.0326
16:01-17:00, Fri., 04 Sep. 0.0347 0.0306 0.0323
15:01-16:00, Fri., 04 Sep. 0.0350 0.0292 0.0324
14:01-15:00, Fri., 04 Sep. 0.0345 0.0301 0.0324
13:01-14:00, Fri., 04 Sep. 0.0341 0.0297 0.0324
12:01-13:00, Fri., 04 Sep. 0.0358 0.0302 0.0325
11:01-12:00, Fri., 04 Sep. 0.0343 0.0306 0.0327
10:01-11:00, Fri., 04 Sep. 0.0349 0.0303 0.0326
09:01-10:00, Fri., 04 Sep. 0.0347 0.0305 0.0329
08:01-09:00, Fri., 04 Sep. 0.0344 0.0305 0.0327
07:01-08:00, Fri., 04 Sep. 0.0355 0.0311 0.0333
06:01-07:00, Fri., 04 Sep. 0.0364 0.0318 0.0337
05:01-06:00, Fri., 04 Sep. 0.0352 0.0315 0.0333
04:01-05:00, Fri., 04 Sep. 0.0351 0.0312 0.0330
03:01-04:00, Fri., 04 Sep. 0.0365 0.0312 0.0340
02:01-03:00, Fri., 04 Sep. 0.0426 0.0348 0.0389
01:01-02:00, Fri., 04 Sep. 0.0427 0.0362 0.0381
00:01-01:00, Fri., 04 Sep. 0.0392 0.0326 0.0352
23:01-24:00, Thu., 03 Sep. 0.0373 0.0322 0.0348
22:01-23:00, Thu., 03 Sep. 0.0359 0.0303 0.0330
21:01-22:00, Thu., 03 Sep. 0.0341 0.0301 0.0319
20:01-21:00, Thu., 03 Sep. 0.0351 0.0304 0.0324
19:01-20:00, Thu., 03 Sep. 0.0355 0.0315 0.0335
18:01-19:00, Thu., 03 Sep. 0.0359 0.0315 0.0339
17:01-18:00, Thu., 03 Sep. 0.0365 0.0318 0.0343
16:01-17:00, Thu., 03 Sep. 0.0357 0.0321 0.0340
15:01-16:00, Thu., 03 Sep. 0.0373 0.0324 0.0345
14:01-15:00, Thu., 03 Sep. 0.0364 0.0314 0.0335
13:01-14:00, Thu., 03 Sep. 0.0338 0.0307 0.0323
12:01-13:00, Thu., 03 Sep. 0.0346 0.0303 0.0323
11:01-12:00, Thu., 03 Sep. 0.0340 0.0302 0.0324
10:01-11:00, Thu., 03 Sep. 0.0343 0.0300 0.0320
09:01-10:00, Thu., 03 Sep. 0.0339 0.0299 0.0320
08:01-09:00, Thu., 03 Sep. 0.0341 0.0308 0.0324
07:01-08:00, Thu., 03 Sep. 0.0353 0.0308 0.0325
06:01-07:00, Thu., 03 Sep. 0.0349 0.0300 0.0327
05:01-06:00, Thu., 03 Sep. 0.0348 0.0311 0.0326
04:01-05:00, Thu., 03 Sep. 0.0343 0.0307 0.0326
03:01-04:00, Thu., 03 Sep. 0.0343 0.0307 0.0323
02:01-03:00, Thu., 03 Sep. 0.0344 0.0307 0.0326
01:01-02:00, Thu., 03 Sep. 0.0347 0.0302 0.0325
00:01-01:00, Thu., 03 Sep. 0.0350 0.0309 0.0326
23:01-24:00, Wed., 02 Sep. 0.0358 0.0304 0.0327
22:01-23:00, Wed., 02 Sep. 0.0352 0.0307 0.0325
21:01-22:00, Wed., 02 Sep. 0.0351 0.0306 0.0322
20:01-21:00, Wed., 02 Sep. 0.0337 0.0306 0.0320
19:01-20:00, Wed., 02 Sep. 0.0342 0.0303 0.0324
18:01-19:00, Wed., 02 Sep. 0.0349 0.0301 0.0322
17:01-18:00, Wed., 02 Sep. 0.0345 0.0301 0.0321
16:01-17:00, Wed., 02 Sep. 0.0337 0.0301 0.0320
15:01-16:00, Wed., 02 Sep. 0.0333 0.0300 0.0318
14:01-15:00, Wed., 02 Sep. 0.0338 0.0296 0.0316
13:01-14:00, Wed., 02 Sep. 0.0332 0.0283 0.0314
12:01-13:00, Wed., 02 Sep. 0.0338 0.0298 0.0314
11:01-12:00, Wed., 02 Sep. 0.0349 0.0301 0.0325
10:01-11:00, Wed., 02 Sep. 0.0418 0.0318 0.0352
09:01-10:00, Wed., 02 Sep. 0.0405 0.0311 0.0354
08:01-09:00, Wed., 02 Sep. 0.0369 0.0310 0.0340
07:01-08:00, Wed., 02 Sep. 0.0405 0.0339 0.0371
06:01-07:00, Wed., 02 Sep. 0.0375 0.0300 0.0339
05:01-06:00, Wed., 02 Sep. 0.0345 0.0297 0.0318
04:01-05:00, Wed., 02 Sep. 0.0343 0.0300 0.0321
03:01-04:00, Wed., 02 Sep. 0.0343 0.0308 0.0324
02:01-03:00, Wed., 02 Sep. 0.0362 0.0312 0.0328
01:01-02:00, Wed., 02 Sep. 0.0356 0.0313 0.0335
00:01-01:00, Wed., 02 Sep. 0.0338 0.0300 0.0319
23:01-24:00, Tue., 01 Sep. 0.0343 0.0297 0.0318
22:01-23:00, Tue., 01 Sep. 0.0338 0.0301 0.0323
21:01-22:00, Tue., 01 Sep. 0.0358 0.0307 0.0332
20:01-21:00, Tue., 01 Sep. 0.0339 0.0299 0.0320
19:01-20:00, Tue., 01 Sep. 0.0336 0.0294 0.0319
18:01-19:00, Tue., 01 Sep. 0.0336 0.0300 0.0320
17:01-18:00, Tue., 01 Sep. 0.0342 0.0289 0.0316
16:01-17:00, Tue., 01 Sep. 0.0334 0.0291 0.0314
15:01-16:00, Tue., 01 Sep. 0.0326 0.0288 0.0313
14:01-15:00, Tue., 01 Sep. 0.0335 0.0301 0.0318
13:01-14:00, Tue., 01 Sep. 0.0341 0.0297 0.0321
12:01-13:00, Tue., 01 Sep. 0.0367 0.0297 0.0333
11:01-12:00, Tue., 01 Sep. 0.0374 0.0325 0.0352
10:01-11:00, Tue., 01 Sep. 0.0364 0.0326 0.0343
09:01-10:00, Tue., 01 Sep. 0.0359 0.0320 0.0338
08:01-09:00, Tue., 01 Sep. 0.0365 0.0321 0.0341
07:01-08:00, Tue., 01 Sep. 0.0351 0.0308 0.0332
06:01-07:00, Tue., 01 Sep. 0.0343 0.0301 0.0320
05:01-06:00, Tue., 01 Sep. 0.0340 0.0297 0.0317
04:01-05:00, Tue., 01 Sep. 0.0342 0.0298 0.0316
03:01-04:00, Tue., 01 Sep. 0.0349 0.0301 0.0318
02:01-03:00, Tue., 01 Sep. 0.0346 0.0311 0.0329
01:01-02:00, Tue., 01 Sep. 0.0366 0.0320 0.0340
00:01-01:00, Tue., 01 Sep. 0.0404 0.0340 0.0359
23:01-24:00, Mon., 31 Aug. 0.0387 0.0304 0.0340
22:01-23:00, Mon., 31 Aug. 0.0353 0.0300 0.0322
21:01-22:00, Mon., 31 Aug. 0.0340 0.0304 0.0325
20:01-21:00, Mon., 31 Aug. 0.0343 0.0300 0.0321
19:01-20:00, Mon., 31 Aug. 0.0343 0.0291 0.0317
18:01-19:00, Mon., 31 Aug. 0.0337 0.0296 0.0318
17:01-18:00, Mon., 31 Aug. 0.0341 0.0294 0.0317
16:01-17:00, Mon., 31 Aug. 0.0344 0.0303 0.0319
15:01-16:00, Mon., 31 Aug. 0.0335 0.0296 0.0317
14:01-15:00, Mon., 31 Aug. 0.0339 0.0302 0.0320
13:01-14:00, Mon., 31 Aug. 0.0341 0.0296 0.0319
12:01-13:00, Mon., 31 Aug. 0.0345 0.0294 0.0317
11:01-12:00, Mon., 31 Aug. 0.0342 0.0306 0.0323
10:01-11:00, Mon., 31 Aug. 0.0354 0.0311 0.0328
09:01-10:00, Mon., 31 Aug. 0.0360 0.0309 0.0331
08:01-09:00, Mon., 31 Aug. 0.0355 0.0308 0.0332
07:01-08:00, Mon., 31 Aug. 0.0354 0.0310 0.0332
06:01-07:00, Mon., 31 Aug. 0.0368 0.0324 0.0341
05:01-06:00, Mon., 31 Aug. 0.0372 0.0334 0.0353
04:01-05:00, Mon., 31 Aug. 0.0361 0.0317 0.0340
03:01-04:00, Mon., 31 Aug. 0.0373 0.0317 0.0349
02:01-03:00, Mon., 31 Aug. 0.0435 0.0352 0.0384
01:01-02:00, Mon., 31 Aug. 0.0408 0.0324 0.0358
00:01-01:00, Mon., 31 Aug. 0.0373 0.0320 0.0350