Measurement results by the hour (Chofu) 12 Aug., 2013 - 18 Aug., 2013

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., 18 Aug. 0.0359 0.0320 0.0336
22:01-23:00, Sun., 18 Aug. 0.0359 0.0321 0.0338
21:01-22:00, Sun., 18 Aug. 0.0368 0.0309 0.0336
20:01-21:00, Sun., 18 Aug. 0.0365 0.0315 0.0340
19:01-20:00, Sun., 18 Aug. 0.0354 0.0321 0.0337
18:01-19:00, Sun., 18 Aug. 0.0354 0.0308 0.0335
17:01-18:00, Sun., 18 Aug. 0.0368 0.0319 0.0337
16:01-17:00, Sun., 18 Aug. 0.0359 0.0314 0.0338
15:01-16:00, Sun., 18 Aug. 0.0357 0.0317 0.0335
14:01-15:00, Sun., 18 Aug. 0.0360 0.0318 0.0335
13:01-14:00, Sun., 18 Aug. 0.0356 0.0311 0.0336
12:01-13:00, Sun., 18 Aug. 0.0350 0.0311 0.0334
11:01-12:00, Sun., 18 Aug. 0.0353 0.0316 0.0334
10:01-11:00, Sun., 18 Aug. 0.0366 0.0319 0.0335
09:01-10:00, Sun., 18 Aug. 0.0352 0.0316 0.0335
08:01-09:00, Sun., 18 Aug. 0.0357 0.0316 0.0336
07:01-08:00, Sun., 18 Aug. 0.0359 0.0313 0.0338
06:01-07:00, Sun., 18 Aug. 0.0363 0.0326 0.0341
05:01-06:00, Sun., 18 Aug. 0.0357 0.0317 0.0337
04:01-05:00, Sun., 18 Aug. 0.0350 0.0311 0.0334
03:01-04:00, Sun., 18 Aug. 0.0355 0.0319 0.0335
02:01-03:00, Sun., 18 Aug. 0.0359 0.0315 0.0336
01:01-02:00, Sun., 18 Aug. 0.0356 0.0319 0.0337
00:01-01:00, Sun., 18 Aug. 0.0358 0.0315 0.0333
23:01-24:00, Sat., 17 Aug. 0.0357 0.0302 0.0336
22:01-23:00, Sat., 17 Aug. 0.0360 0.0317 0.0334
21:01-22:00, Sat., 17 Aug. 0.0348 0.0315 0.0335
20:01-21:00, Sat., 17 Aug. 0.0356 0.0316 0.0333
19:01-20:00, Sat., 17 Aug. 0.0356 0.0314 0.0335
18:01-19:00, Sat., 17 Aug. 0.0356 0.0313 0.0334
17:01-18:00, Sat., 17 Aug. 0.0353 0.0316 0.0336
16:01-17:00, Sat., 17 Aug. 0.0352 0.0315 0.0334
15:01-16:00, Sat., 17 Aug. 0.0352 0.0317 0.0334
14:01-15:00, Sat., 17 Aug. 0.0351 0.0316 0.0335
13:01-14:00, Sat., 17 Aug. 0.0361 0.0318 0.0335
12:01-13:00, Sat., 17 Aug. 0.0359 0.0313 0.0334
11:01-12:00, Sat., 17 Aug. 0.0361 0.0313 0.0335
10:01-11:00, Sat., 17 Aug. 0.0351 0.0314 0.0336
09:01-10:00, Sat., 17 Aug. 0.0354 0.0308 0.0334
08:01-09:00, Sat., 17 Aug. 0.0372 0.0330 0.0346
07:01-08:00, Sat., 17 Aug. 0.0370 0.0338 0.0355
06:01-07:00, Sat., 17 Aug. 0.0382 0.0345 0.0360
05:01-06:00, Sat., 17 Aug. 0.0387 0.0341 0.0361
04:01-05:00, Sat., 17 Aug. 0.0389 0.0336 0.0359
03:01-04:00, Sat., 17 Aug. 0.0364 0.0316 0.0340
02:01-03:00, Sat., 17 Aug. 0.0356 0.0312 0.0336
01:01-02:00, Sat., 17 Aug. 0.0366 0.0315 0.0336
00:01-01:00, Sat., 17 Aug. 0.0356 0.0318 0.0333
23:01-24:00, Fri., 16 Aug. 0.0354 0.0313 0.0333
22:01-23:00, Fri., 16 Aug. 0.0353 0.0314 0.0331
21:01-22:00, Fri., 16 Aug. 0.0352 0.0313 0.0334
20:01-21:00, Fri., 16 Aug. 0.0356 0.0318 0.0336
19:01-20:00, Fri., 16 Aug. 0.0352 0.0309 0.0331
18:01-19:00, Fri., 16 Aug. 0.0354 0.0311 0.0334
17:01-18:00, Fri., 16 Aug. 0.0355 0.0311 0.0333
16:01-17:00, Fri., 16 Aug. 0.0353 0.0302 0.0334
15:01-16:00, Fri., 16 Aug. 0.0360 0.0323 0.0338
14:01-15:00, Fri., 16 Aug. 0.0356 0.0318 0.0337
13:01-14:00, Fri., 16 Aug. 0.0353 0.0309 0.0333
12:01-13:00, Fri., 16 Aug. 0.0352 0.0313 0.0334
11:01-12:00, Fri., 16 Aug. 0.0350 0.0316 0.0332
10:01-11:00, Fri., 16 Aug. 0.0354 0.0307 0.0334
09:01-10:00, Fri., 16 Aug. 0.0356 0.0322 0.0339
08:01-09:00, Fri., 16 Aug. 0.0366 0.0312 0.0336
07:01-08:00, Fri., 16 Aug. 0.0359 0.0320 0.0337
06:01-07:00, Fri., 16 Aug. 0.0362 0.0320 0.0336
05:01-06:00, Fri., 16 Aug. 0.0367 0.0315 0.0338
04:01-05:00, Fri., 16 Aug. 0.0355 0.0317 0.0336
03:01-04:00, Fri., 16 Aug. 0.0348 0.0313 0.0332
02:01-03:00, Fri., 16 Aug. 0.0358 0.0313 0.0331
01:01-02:00, Fri., 16 Aug. 0.0347 0.0311 0.0331
00:01-01:00, Fri., 16 Aug. 0.0349 0.0308 0.0330
23:01-24:00, Thu., 15 Aug. 0.0349 0.0312 0.0331
22:01-23:00, Thu., 15 Aug. 0.0349 0.0303 0.0332
21:01-22:00, Thu., 15 Aug. 0.0349 0.0314 0.0332
20:01-21:00, Thu., 15 Aug. 0.0370 0.0316 0.0331
19:01-20:00, Thu., 15 Aug. 0.0350 0.0311 0.0329
18:01-19:00, Thu., 15 Aug. 0.0350 0.0307 0.0332
17:01-18:00, Thu., 15 Aug. 0.0350 0.0312 0.0332
16:01-17:00, Thu., 15 Aug. 0.0347 0.0314 0.0330
15:01-16:00, Thu., 15 Aug. 0.0363 0.0309 0.0332
14:01-15:00, Thu., 15 Aug. 0.0355 0.0311 0.0334
13:01-14:00, Thu., 15 Aug. 0.0352 0.0304 0.0332
12:01-13:00, Thu., 15 Aug. 0.0357 0.0309 0.0331
11:01-12:00, Thu., 15 Aug. 0.0359 0.0315 0.0334
10:01-11:00, Thu., 15 Aug. 0.0363 0.0320 0.0339
09:01-10:00, Thu., 15 Aug. 0.0360 0.0319 0.0340
08:01-09:00, Thu., 15 Aug. 0.0371 0.0317 0.0345
07:01-08:00, Thu., 15 Aug. 0.0376 0.0321 0.0354
06:01-07:00, Thu., 15 Aug. 0.0411 0.0343 0.0363
05:01-06:00, Thu., 15 Aug. 0.0381 0.0339 0.0363
04:01-05:00, Thu., 15 Aug. 0.0382 0.0314 0.0348
03:01-04:00, Thu., 15 Aug. 0.0351 0.0315 0.0331
02:01-03:00, Thu., 15 Aug. 0.0357 0.0313 0.0331
01:01-02:00, Thu., 15 Aug. 0.0349 0.0312 0.0330
00:01-01:00, Thu., 15 Aug. 0.0355 0.0312 0.0331
23:01-24:00, Wed., 14 Aug. 0.0352 0.0316 0.0332
22:01-23:00, Wed., 14 Aug. 0.0348 0.0311 0.0330
21:01-22:00, Wed., 14 Aug. 0.0352 0.0317 0.0331
20:01-21:00, Wed., 14 Aug. 0.0350 0.0308 0.0330
19:01-20:00, Wed., 14 Aug. 0.0367 0.0309 0.0329
18:01-19:00, Wed., 14 Aug. 0.0349 0.0305 0.0332
17:01-18:00, Wed., 14 Aug. 0.0351 0.0312 0.0331
16:01-17:00, Wed., 14 Aug. 0.0350 0.0311 0.0331
15:01-16:00, Wed., 14 Aug. 0.0351 0.0312 0.0332
14:01-15:00, Wed., 14 Aug. 0.0347 0.0308 0.0328
13:01-14:00, Wed., 14 Aug. 0.0347 0.0298 0.0325
12:01-13:00, Wed., 14 Aug. 0.0351 0.0309 0.0330
11:01-12:00, Wed., 14 Aug. 0.0357 0.0310 0.0331
10:01-11:00, Wed., 14 Aug. 0.0354 0.0308 0.0331
09:01-10:00, Wed., 14 Aug. 0.0346 0.0310 0.0330
08:01-09:00, Wed., 14 Aug. 0.0351 0.0296 0.0332
07:01-08:00, Wed., 14 Aug. 0.0355 0.0316 0.0333
06:01-07:00, Wed., 14 Aug. 0.0354 0.0314 0.0333
05:01-06:00, Wed., 14 Aug. 0.0357 0.0317 0.0337
04:01-05:00, Wed., 14 Aug. 0.0355 0.0305 0.0333
03:01-04:00, Wed., 14 Aug. 0.0351 0.0307 0.0331
02:01-03:00, Wed., 14 Aug. 0.0351 0.0305 0.0326
01:01-02:00, Wed., 14 Aug. 0.0351 0.0308 0.0330
00:01-01:00, Wed., 14 Aug. 0.0355 0.0308 0.0329
23:01-24:00, Tue., 13 Aug. 0.0353 0.0307 0.0330
22:01-23:00, Tue., 13 Aug. 0.0343 0.0302 0.0327
21:01-22:00, Tue., 13 Aug. 0.0349 0.0306 0.0327
20:01-21:00, Tue., 13 Aug. 0.0348 0.0307 0.0328
19:01-20:00, Tue., 13 Aug. 0.0347 0.0307 0.0327
18:01-19:00, Tue., 13 Aug. 0.0346 0.0307 0.0326
17:01-18:00, Tue., 13 Aug. 0.0349 0.0302 0.0328
16:01-17:00, Tue., 13 Aug. 0.0356 0.0306 0.0331
15:01-16:00, Tue., 13 Aug. 0.0348 0.0305 0.0330
14:01-15:00, Tue., 13 Aug. 0.0341 0.0309 0.0326
13:01-14:00, Tue., 13 Aug. 0.0343 0.0309 0.0328
12:01-13:00, Tue., 13 Aug. 0.0343 0.0313 0.0328
11:01-12:00, Tue., 13 Aug. 0.0362 0.0314 0.0329
10:01-11:00, Tue., 13 Aug. 0.0355 0.0311 0.0329
09:01-10:00, Tue., 13 Aug. 0.0346 0.0307 0.0327
08:01-09:00, Tue., 13 Aug. 0.0350 0.0310 0.0329
07:01-08:00, Tue., 13 Aug. 0.0353 0.0310 0.0327
06:01-07:00, Tue., 13 Aug. 0.0352 0.0312 0.0329
05:01-06:00, Tue., 13 Aug. 0.0348 0.0309 0.0328
04:01-05:00, Tue., 13 Aug. 0.0356 0.0315 0.0332
03:01-04:00, Tue., 13 Aug. 0.0371 0.0326 0.0344
02:01-03:00, Tue., 13 Aug. 0.0461 0.0346 0.0392
01:01-02:00, Tue., 13 Aug. 0.0594 0.0435 0.0511
00:01-01:00, Tue., 13 Aug. 0.0463 0.0320 0.0367
23:01-24:00, Mon., 12 Aug. 0.0354 0.0309 0.0330
22:01-23:00, Mon., 12 Aug. 0.0368 0.0318 0.0343
21:01-22:00, Mon., 12 Aug. 0.0463 0.0341 0.0393
20:01-21:00, Mon., 12 Aug. 0.0719 0.0450 0.0573
19:01-20:00, Mon., 12 Aug. 0.0950 0.0717 0.0853
18:01-19:00, Mon., 12 Aug. 0.0890 0.0321 0.0528
17:01-18:00, Mon., 12 Aug. 0.0364 0.0322 0.0339
16:01-17:00, Mon., 12 Aug. 0.0356 0.0319 0.0339
15:01-16:00, Mon., 12 Aug. 0.0357 0.0323 0.0339
14:01-15:00, Mon., 12 Aug. 0.0355 0.0310 0.0336
13:01-14:00, Mon., 12 Aug. 0.0357 0.0318 0.0337
12:01-13:00, Mon., 12 Aug. 0.0348 0.0321 0.0333
11:01-12:00, Mon., 12 Aug. 0.0356 0.0317 0.0333
10:01-11:00, Mon., 12 Aug. 0.0360 0.0320 0.0336
09:01-10:00, Mon., 12 Aug. 0.0360 0.0312 0.0342
08:01-09:00, Mon., 12 Aug. 0.0359 0.0321 0.0343
07:01-08:00, Mon., 12 Aug. 0.0365 0.0325 0.0346
06:01-07:00, Mon., 12 Aug. 0.0368 0.0322 0.0344
05:01-06:00, Mon., 12 Aug. 0.0366 0.0319 0.0344
04:01-05:00, Mon., 12 Aug. 0.0359 0.0321 0.0339
03:01-04:00, Mon., 12 Aug. 0.0357 0.0320 0.0339
02:01-03:00, Mon., 12 Aug. 0.0356 0.0318 0.0339
01:01-02:00, Mon., 12 Aug. 0.0359 0.0317 0.0336
00:01-01:00, Mon., 12 Aug. 0.0356 0.0317 0.0333