Measurement results by the hour (Chofu) 19 Aug., 2013 - 25 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., 25 Aug. 0.0359 0.0318 0.0334
22:01-23:00, Sun., 25 Aug. 0.0356 0.0305 0.0331
21:01-22:00, Sun., 25 Aug. 0.0355 0.0299 0.0330
20:01-21:00, Sun., 25 Aug. 0.0356 0.0307 0.0330
19:01-20:00, Sun., 25 Aug. 0.0348 0.0309 0.0330
18:01-19:00, Sun., 25 Aug. 0.0345 0.0306 0.0328
17:01-18:00, Sun., 25 Aug. 0.0346 0.0313 0.0329
16:01-17:00, Sun., 25 Aug. 0.0354 0.0308 0.0329
15:01-16:00, Sun., 25 Aug. 0.0349 0.0306 0.0328
14:01-15:00, Sun., 25 Aug. 0.0357 0.0314 0.0330
13:01-14:00, Sun., 25 Aug. 0.0353 0.0318 0.0337
12:01-13:00, Sun., 25 Aug. 0.0366 0.0327 0.0344
11:01-12:00, Sun., 25 Aug. 0.0404 0.0333 0.0367
10:01-11:00, Sun., 25 Aug. 0.0425 0.0356 0.0386
09:01-10:00, Sun., 25 Aug. 0.0382 0.0340 0.0361
08:01-09:00, Sun., 25 Aug. 0.0431 0.0348 0.0373
07:01-08:00, Sun., 25 Aug. 0.0456 0.0365 0.0404
06:01-07:00, Sun., 25 Aug. 0.0444 0.0324 0.0387
05:01-06:00, Sun., 25 Aug. 0.0357 0.0313 0.0340
04:01-05:00, Sun., 25 Aug. 0.0351 0.0318 0.0336
03:01-04:00, Sun., 25 Aug. 0.0367 0.0312 0.0339
02:01-03:00, Sun., 25 Aug. 0.0355 0.0310 0.0330
01:01-02:00, Sun., 25 Aug. 0.0355 0.0312 0.0331
00:01-01:00, Sun., 25 Aug. 0.0350 0.0308 0.0328
23:01-24:00, Sat., 24 Aug. 0.0346 0.0309 0.0326
22:01-23:00, Sat., 24 Aug. 0.0348 0.0307 0.0331
21:01-22:00, Sat., 24 Aug. 0.0360 0.0316 0.0338
20:01-21:00, Sat., 24 Aug. 0.0392 0.0324 0.0357
19:01-20:00, Sat., 24 Aug. 0.0418 0.0301 0.0353
18:01-19:00, Sat., 24 Aug. 0.0344 0.0308 0.0328
17:01-18:00, Sat., 24 Aug. 0.0350 0.0307 0.0330
16:01-17:00, Sat., 24 Aug. 0.0354 0.0304 0.0332
15:01-16:00, Sat., 24 Aug. 0.0354 0.0314 0.0336
14:01-15:00, Sat., 24 Aug. 0.0359 0.0318 0.0337
13:01-14:00, Sat., 24 Aug. 0.0368 0.0316 0.0338
12:01-13:00, Sat., 24 Aug. 0.0358 0.0311 0.0338
11:01-12:00, Sat., 24 Aug. 0.0359 0.0316 0.0338
10:01-11:00, Sat., 24 Aug. 0.0364 0.0325 0.0345
09:01-10:00, Sat., 24 Aug. 0.0368 0.0328 0.0346
08:01-09:00, Sat., 24 Aug. 0.0370 0.0330 0.0349
07:01-08:00, Sat., 24 Aug. 0.0371 0.0323 0.0344
06:01-07:00, Sat., 24 Aug. 0.0354 0.0321 0.0341
05:01-06:00, Sat., 24 Aug. 0.0361 0.0317 0.0334
04:01-05:00, Sat., 24 Aug. 0.0363 0.0318 0.0333
03:01-04:00, Sat., 24 Aug. 0.0355 0.0315 0.0333
02:01-03:00, Sat., 24 Aug. 0.0372 0.0328 0.0347
01:01-02:00, Sat., 24 Aug. 0.0390 0.0335 0.0362
00:01-01:00, Sat., 24 Aug. 0.0407 0.0344 0.0365
23:01-24:00, Fri., 23 Aug. 0.0471 0.0360 0.0409
22:01-23:00, Fri., 23 Aug. 0.0491 0.0383 0.0439
21:01-22:00, Fri., 23 Aug. 0.0425 0.0321 0.0353
20:01-21:00, Fri., 23 Aug. 0.0356 0.0312 0.0333
19:01-20:00, Fri., 23 Aug. 0.0352 0.0312 0.0332
18:01-19:00, Fri., 23 Aug. 0.0366 0.0312 0.0342
17:01-18:00, Fri., 23 Aug. 0.0378 0.0327 0.0353
16:01-17:00, Fri., 23 Aug. 0.0369 0.0323 0.0347
15:01-16:00, Fri., 23 Aug. 0.0369 0.0330 0.0348
14:01-15:00, Fri., 23 Aug. 0.0374 0.0309 0.0336
13:01-14:00, Fri., 23 Aug. 0.0346 0.0317 0.0331
12:01-13:00, Fri., 23 Aug. 0.0348 0.0308 0.0329
11:01-12:00, Fri., 23 Aug. 0.0349 0.0307 0.0331
10:01-11:00, Fri., 23 Aug. 0.0347 0.0306 0.0328
09:01-10:00, Fri., 23 Aug. 0.0351 0.0303 0.0330
08:01-09:00, Fri., 23 Aug. 0.0358 0.0307 0.0329
07:01-08:00, Fri., 23 Aug. 0.0361 0.0313 0.0329
06:01-07:00, Fri., 23 Aug. 0.0351 0.0311 0.0329
05:01-06:00, Fri., 23 Aug. 0.0351 0.0310 0.0331
04:01-05:00, Fri., 23 Aug. 0.0366 0.0314 0.0336
03:01-04:00, Fri., 23 Aug. 0.0347 0.0304 0.0328
02:01-03:00, Fri., 23 Aug. 0.0348 0.0313 0.0328
01:01-02:00, Fri., 23 Aug. 0.0344 0.0296 0.0324
00:01-01:00, Fri., 23 Aug. 0.0349 0.0311 0.0327
23:01-24:00, Thu., 22 Aug. 0.0342 0.0303 0.0326
22:01-23:00, Thu., 22 Aug. 0.0350 0.0301 0.0325
21:01-22:00, Thu., 22 Aug. 0.0343 0.0302 0.0323
20:01-21:00, Thu., 22 Aug. 0.0346 0.0301 0.0325
19:01-20:00, Thu., 22 Aug. 0.0344 0.0307 0.0326
18:01-19:00, Thu., 22 Aug. 0.0356 0.0304 0.0328
17:01-18:00, Thu., 22 Aug. 0.0348 0.0306 0.0328
16:01-17:00, Thu., 22 Aug. 0.0350 0.0303 0.0327
15:01-16:00, Thu., 22 Aug. 0.0346 0.0306 0.0327
14:01-15:00, Thu., 22 Aug. 0.0352 0.0309 0.0330
13:01-14:00, Thu., 22 Aug. 0.0343 0.0300 0.0326
12:01-13:00, Thu., 22 Aug. 0.0340 0.0310 0.0328
11:01-12:00, Thu., 22 Aug. 0.0349 0.0306 0.0326
10:01-11:00, Thu., 22 Aug. 0.0348 0.0305 0.0326
09:01-10:00, Thu., 22 Aug. 0.0344 0.0311 0.0326
08:01-09:00, Thu., 22 Aug. 0.0340 0.0308 0.0323
07:01-08:00, Thu., 22 Aug. 0.0339 0.0306 0.0323
06:01-07:00, Thu., 22 Aug. 0.0344 0.0302 0.0325
05:01-06:00, Thu., 22 Aug. 0.0342 0.0298 0.0323
04:01-05:00, Thu., 22 Aug. 0.0345 0.0312 0.0328
03:01-04:00, Thu., 22 Aug. 0.0344 0.0306 0.0328
02:01-03:00, Thu., 22 Aug. 0.0344 0.0305 0.0327
01:01-02:00, Thu., 22 Aug. 0.0348 0.0302 0.0329
00:01-01:00, Thu., 22 Aug. 0.0340 0.0301 0.0323
23:01-24:00, Wed., 21 Aug. 0.0346 0.0307 0.0323
22:01-23:00, Wed., 21 Aug. 0.0346 0.0300 0.0321
21:01-22:00, Wed., 21 Aug. 0.0350 0.0302 0.0324
20:01-21:00, Wed., 21 Aug. 0.0343 0.0301 0.0324
19:01-20:00, Wed., 21 Aug. 0.0358 0.0306 0.0333
18:01-19:00, Wed., 21 Aug. 0.0370 0.0318 0.0341
17:01-18:00, Wed., 21 Aug. 0.0452 0.0350 0.0392
16:01-17:00, Wed., 21 Aug. 0.0648 0.0442 0.0542
15:01-16:00, Wed., 21 Aug. 0.0666 0.0333 0.0439
14:01-15:00, Wed., 21 Aug. 0.0358 0.0327 0.0344
13:01-14:00, Wed., 21 Aug. 0.0363 0.0325 0.0343
12:01-13:00, Wed., 21 Aug. 0.0368 0.0323 0.0345
11:01-12:00, Wed., 21 Aug. 0.0367 0.0319 0.0343
10:01-11:00, Wed., 21 Aug. 0.0363 0.0319 0.0344
09:01-10:00, Wed., 21 Aug. 0.0374 0.0324 0.0346
08:01-09:00, Wed., 21 Aug. 0.0365 0.0326 0.0348
07:01-08:00, Wed., 21 Aug. 0.0371 0.0335 0.0350
06:01-07:00, Wed., 21 Aug. 0.0375 0.0330 0.0351
05:01-06:00, Wed., 21 Aug. 0.0369 0.0334 0.0351
04:01-05:00, Wed., 21 Aug. 0.0364 0.0323 0.0343
03:01-04:00, Wed., 21 Aug. 0.0369 0.0326 0.0344
02:01-03:00, Wed., 21 Aug. 0.0362 0.0322 0.0341
01:01-02:00, Wed., 21 Aug. 0.0361 0.0324 0.0344
00:01-01:00, Wed., 21 Aug. 0.0364 0.0323 0.0340
23:01-24:00, Tue., 20 Aug. 0.0361 0.0324 0.0340
22:01-23:00, Tue., 20 Aug. 0.0362 0.0320 0.0339
21:01-22:00, Tue., 20 Aug. 0.0353 0.0315 0.0337
20:01-21:00, Tue., 20 Aug. 0.0357 0.0313 0.0335
19:01-20:00, Tue., 20 Aug. 0.0357 0.0313 0.0337
18:01-19:00, Tue., 20 Aug. 0.0358 0.0312 0.0335
17:01-18:00, Tue., 20 Aug. 0.0353 0.0315 0.0336
16:01-17:00, Tue., 20 Aug. 0.0356 0.0314 0.0338
15:01-16:00, Tue., 20 Aug. 0.0365 0.0313 0.0340
14:01-15:00, Tue., 20 Aug. 0.0359 0.0318 0.0338
13:01-14:00, Tue., 20 Aug. 0.0355 0.0314 0.0334
12:01-13:00, Tue., 20 Aug. 0.0359 0.0321 0.0340
11:01-12:00, Tue., 20 Aug. 0.0364 0.0316 0.0336
10:01-11:00, Tue., 20 Aug. 0.0363 0.0319 0.0339
09:01-10:00, Tue., 20 Aug. 0.0366 0.0311 0.0338
08:01-09:00, Tue., 20 Aug. 0.0359 0.0316 0.0338
07:01-08:00, Tue., 20 Aug. 0.0353 0.0308 0.0336
06:01-07:00, Tue., 20 Aug. 0.0355 0.0313 0.0335
05:01-06:00, Tue., 20 Aug. 0.0363 0.0315 0.0336
04:01-05:00, Tue., 20 Aug. 0.0361 0.0311 0.0336
03:01-04:00, Tue., 20 Aug. 0.0357 0.0317 0.0337
02:01-03:00, Tue., 20 Aug. 0.0352 0.0315 0.0335
01:01-02:00, Tue., 20 Aug. 0.0360 0.0311 0.0337
00:01-01:00, Tue., 20 Aug. 0.0357 0.0316 0.0338
23:01-24:00, Mon., 19 Aug. 0.0355 0.0323 0.0337
22:01-23:00, Mon., 19 Aug. 0.0367 0.0317 0.0338
21:01-22:00, Mon., 19 Aug. 0.0363 0.0327 0.0340
20:01-21:00, Mon., 19 Aug. 0.0359 0.0314 0.0337
19:01-20:00, Mon., 19 Aug. 0.0356 0.0315 0.0336
18:01-19:00, Mon., 19 Aug. 0.0350 0.0313 0.0336
17:01-18:00, Mon., 19 Aug. 0.0356 0.0317 0.0338
16:01-17:00, Mon., 19 Aug. 0.0364 0.0318 0.0338
15:01-16:00, Mon., 19 Aug. 0.0355 0.0318 0.0338
14:01-15:00, Mon., 19 Aug. 0.0352 0.0318 0.0335
13:01-14:00, Mon., 19 Aug. 0.0350 0.0319 0.0335
12:01-13:00, Mon., 19 Aug. 0.0354 0.0320 0.0338
11:01-12:00, Mon., 19 Aug. 0.0359 0.0316 0.0338
10:01-11:00, Mon., 19 Aug. 0.0360 0.0315 0.0339
09:01-10:00, Mon., 19 Aug. 0.0369 0.0324 0.0342
08:01-09:00, Mon., 19 Aug. 0.0357 0.0308 0.0338
07:01-08:00, Mon., 19 Aug. 0.0357 0.0324 0.0342
06:01-07:00, Mon., 19 Aug. 0.0357 0.0324 0.0342
05:01-06:00, Mon., 19 Aug. 0.0358 0.0317 0.0340
04:01-05:00, Mon., 19 Aug. 0.0353 0.0316 0.0336
03:01-04:00, Mon., 19 Aug. 0.0360 0.0320 0.0336
02:01-03:00, Mon., 19 Aug. 0.0358 0.0312 0.0338
01:01-02:00, Mon., 19 Aug. 0.0355 0.0317 0.0335
00:01-01:00, Mon., 19 Aug. 0.0356 0.0314 0.0337