Measurement results by the hour (Chofu) 26 Aug., 2013 - 1 Sep., 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., 01 Sep. 0.0355 0.0320 0.0338
22:01-23:00, Sun., 01 Sep. 0.0361 0.0324 0.0341
21:01-22:00, Sun., 01 Sep. 0.0355 0.0315 0.0337
20:01-21:00, Sun., 01 Sep. 0.0359 0.0318 0.0336
19:01-20:00, Sun., 01 Sep. 0.0355 0.0317 0.0335
18:01-19:00, Sun., 01 Sep. 0.0353 0.0320 0.0337
17:01-18:00, Sun., 01 Sep. 0.0352 0.0315 0.0335
16:01-17:00, Sun., 01 Sep. 0.0365 0.0317 0.0336
15:01-16:00, Sun., 01 Sep. 0.0357 0.0308 0.0336
14:01-15:00, Sun., 01 Sep. 0.0364 0.0319 0.0337
13:01-14:00, Sun., 01 Sep. 0.0367 0.0317 0.0338
12:01-13:00, Sun., 01 Sep. 0.0360 0.0321 0.0336
11:01-12:00, Sun., 01 Sep. 0.0352 0.0310 0.0335
10:01-11:00, Sun., 01 Sep. 0.0352 0.0313 0.0335
09:01-10:00, Sun., 01 Sep. 0.0359 0.0311 0.0334
08:01-09:00, Sun., 01 Sep. 0.0358 0.0320 0.0338
07:01-08:00, Sun., 01 Sep. 0.0356 0.0317 0.0337
06:01-07:00, Sun., 01 Sep. 0.0358 0.0316 0.0339
05:01-06:00, Sun., 01 Sep. 0.0352 0.0314 0.0332
04:01-05:00, Sun., 01 Sep. 0.0354 0.0311 0.0333
03:01-04:00, Sun., 01 Sep. 0.0354 0.0308 0.0331
02:01-03:00, Sun., 01 Sep. 0.0350 0.0308 0.0329
01:01-02:00, Sun., 01 Sep. 0.0363 0.0310 0.0330
00:01-01:00, Sun., 01 Sep. 0.0352 0.0312 0.0329
23:01-24:00, Sat., 31 Aug. 0.0346 0.0299 0.0328
22:01-23:00, Sat., 31 Aug. 0.0343 0.0306 0.0329
21:01-22:00, Sat., 31 Aug. 0.0350 0.0305 0.0329
20:01-21:00, Sat., 31 Aug. 0.0350 0.0313 0.0327
19:01-20:00, Sat., 31 Aug. 0.0350 0.0314 0.0331
18:01-19:00, Sat., 31 Aug. 0.0353 0.0307 0.0329
17:01-18:00, Sat., 31 Aug. 0.0347 0.0312 0.0331
16:01-17:00, Sat., 31 Aug. 0.0358 0.0313 0.0332
15:01-16:00, Sat., 31 Aug. 0.0341 0.0314 0.0328
14:01-15:00, Sat., 31 Aug. 0.0343 0.0304 0.0329
13:01-14:00, Sat., 31 Aug. 0.0347 0.0302 0.0328
12:01-13:00, Sat., 31 Aug. 0.0362 0.0311 0.0334
11:01-12:00, Sat., 31 Aug. 0.0361 0.0313 0.0337
10:01-11:00, Sat., 31 Aug. 0.0359 0.0320 0.0343
09:01-10:00, Sat., 31 Aug. 0.0367 0.0325 0.0348
08:01-09:00, Sat., 31 Aug. 0.0364 0.0324 0.0347
07:01-08:00, Sat., 31 Aug. 0.0371 0.0321 0.0349
06:01-07:00, Sat., 31 Aug. 0.0362 0.0328 0.0346
05:01-06:00, Sat., 31 Aug. 0.0363 0.0325 0.0344
04:01-05:00, Sat., 31 Aug. 0.0363 0.0321 0.0345
03:01-04:00, Sat., 31 Aug. 0.0359 0.0322 0.0339
02:01-03:00, Sat., 31 Aug. 0.0361 0.0315 0.0335
01:01-02:00, Sat., 31 Aug. 0.0354 0.0312 0.0336
00:01-01:00, Sat., 31 Aug. 0.0355 0.0310 0.0334
23:01-24:00, Fri., 30 Aug. 0.0352 0.0310 0.0331
22:01-23:00, Fri., 30 Aug. 0.0355 0.0308 0.0334
21:01-22:00, Fri., 30 Aug. 0.0360 0.0315 0.0331
20:01-21:00, Fri., 30 Aug. 0.0348 0.0310 0.0331
19:01-20:00, Fri., 30 Aug. 0.0354 0.0315 0.0335
18:01-19:00, Fri., 30 Aug. 0.0363 0.0318 0.0336
17:01-18:00, Fri., 30 Aug. 0.0357 0.0310 0.0337
16:01-17:00, Fri., 30 Aug. 0.0355 0.0319 0.0333
15:01-16:00, Fri., 30 Aug. 0.0355 0.0308 0.0334
14:01-15:00, Fri., 30 Aug. 0.0356 0.0320 0.0336
13:01-14:00, Fri., 30 Aug. 0.0363 0.0310 0.0337
12:01-13:00, Fri., 30 Aug. 0.0348 0.0309 0.0334
11:01-12:00, Fri., 30 Aug. 0.0355 0.0316 0.0333
10:01-11:00, Fri., 30 Aug. 0.0356 0.0310 0.0332
09:01-10:00, Fri., 30 Aug. 0.0366 0.0312 0.0337
08:01-09:00, Fri., 30 Aug. 0.0382 0.0327 0.0354
07:01-08:00, Fri., 30 Aug. 0.0394 0.0339 0.0361
06:01-07:00, Fri., 30 Aug. 0.0403 0.0340 0.0360
05:01-06:00, Fri., 30 Aug. 0.0365 0.0321 0.0341
04:01-05:00, Fri., 30 Aug. 0.0354 0.0305 0.0333
03:01-04:00, Fri., 30 Aug. 0.0352 0.0312 0.0332
02:01-03:00, Fri., 30 Aug. 0.0355 0.0312 0.0335
01:01-02:00, Fri., 30 Aug. 0.0350 0.0313 0.0329
00:01-01:00, Fri., 30 Aug. 0.0356 0.0313 0.0332
23:01-24:00, Thu., 29 Aug. 0.0351 0.0314 0.0332
22:01-23:00, Thu., 29 Aug. 0.0354 0.0303 0.0330
21:01-22:00, Thu., 29 Aug. 0.0347 0.0317 0.0332
20:01-21:00, Thu., 29 Aug. 0.0355 0.0315 0.0332
19:01-20:00, Thu., 29 Aug. 0.0355 0.0319 0.0334
18:01-19:00, Thu., 29 Aug. 0.0354 0.0309 0.0336
17:01-18:00, Thu., 29 Aug. 0.0359 0.0315 0.0340
16:01-17:00, Thu., 29 Aug. 0.0353 0.0311 0.0336
15:01-16:00, Thu., 29 Aug. 0.0358 0.0323 0.0339
14:01-15:00, Thu., 29 Aug. 0.0353 0.0314 0.0338
13:01-14:00, Thu., 29 Aug. 0.0362 0.0320 0.0337
12:01-13:00, Thu., 29 Aug. 0.0358 0.0310 0.0336
11:01-12:00, Thu., 29 Aug. 0.0361 0.0313 0.0333
10:01-11:00, Thu., 29 Aug. 0.0351 0.0316 0.0334
09:01-10:00, Thu., 29 Aug. 0.0354 0.0310 0.0332
08:01-09:00, Thu., 29 Aug. 0.0353 0.0315 0.0334
07:01-08:00, Thu., 29 Aug. 0.0357 0.0315 0.0335
06:01-07:00, Thu., 29 Aug. 0.0355 0.0311 0.0337
05:01-06:00, Thu., 29 Aug. 0.0373 0.0313 0.0339
04:01-05:00, Thu., 29 Aug. 0.0358 0.0319 0.0339
03:01-04:00, Thu., 29 Aug. 0.0369 0.0320 0.0345
02:01-03:00, Thu., 29 Aug. 0.0364 0.0320 0.0340
01:01-02:00, Thu., 29 Aug. 0.0346 0.0317 0.0331
00:01-01:00, Thu., 29 Aug. 0.0352 0.0310 0.0331
23:01-24:00, Wed., 28 Aug. 0.0348 0.0304 0.0329
22:01-23:00, Wed., 28 Aug. 0.0357 0.0313 0.0333
21:01-22:00, Wed., 28 Aug. 0.0349 0.0306 0.0328
20:01-21:00, Wed., 28 Aug. 0.0350 0.0305 0.0328
19:01-20:00, Wed., 28 Aug. 0.0340 0.0306 0.0324
18:01-19:00, Wed., 28 Aug. 0.0344 0.0303 0.0325
17:01-18:00, Wed., 28 Aug. 0.0344 0.0307 0.0326
16:01-17:00, Wed., 28 Aug. 0.0347 0.0303 0.0325
15:01-16:00, Wed., 28 Aug. 0.0350 0.0314 0.0329
14:01-15:00, Wed., 28 Aug. 0.0352 0.0309 0.0331
13:01-14:00, Wed., 28 Aug. 0.0349 0.0310 0.0329
12:01-13:00, Wed., 28 Aug. 0.0353 0.0304 0.0329
11:01-12:00, Wed., 28 Aug. 0.0353 0.0299 0.0329
10:01-11:00, Wed., 28 Aug. 0.0351 0.0309 0.0330
09:01-10:00, Wed., 28 Aug. 0.0346 0.0302 0.0326
08:01-09:00, Wed., 28 Aug. 0.0366 0.0321 0.0340
07:01-08:00, Wed., 28 Aug. 0.0368 0.0331 0.0348
06:01-07:00, Wed., 28 Aug. 0.0366 0.0319 0.0341
05:01-06:00, Wed., 28 Aug. 0.0346 0.0305 0.0328
04:01-05:00, Wed., 28 Aug. 0.0344 0.0307 0.0325
03:01-04:00, Wed., 28 Aug. 0.0339 0.0302 0.0323
02:01-03:00, Wed., 28 Aug. 0.0347 0.0311 0.0326
01:01-02:00, Wed., 28 Aug. 0.0342 0.0309 0.0324
00:01-01:00, Wed., 28 Aug. 0.0356 0.0305 0.0326
23:01-24:00, Tue., 27 Aug. 0.0348 0.0309 0.0327
22:01-23:00, Tue., 27 Aug. 0.0338 0.0301 0.0324
21:01-22:00, Tue., 27 Aug. 0.0341 0.0300 0.0326
20:01-21:00, Tue., 27 Aug. 0.0337 0.0308 0.0323
19:01-20:00, Tue., 27 Aug. 0.0345 0.0306 0.0323
18:01-19:00, Tue., 27 Aug. 0.0338 0.0305 0.0323
17:01-18:00, Tue., 27 Aug. 0.0346 0.0299 0.0324
16:01-17:00, Tue., 27 Aug. 0.0346 0.0303 0.0324
15:01-16:00, Tue., 27 Aug. 0.0341 0.0306 0.0321
14:01-15:00, Tue., 27 Aug. 0.0338 0.0301 0.0321
13:01-14:00, Tue., 27 Aug. 0.0340 0.0302 0.0320
12:01-13:00, Tue., 27 Aug. 0.0339 0.0305 0.0322
11:01-12:00, Tue., 27 Aug. 0.0347 0.0302 0.0322
10:01-11:00, Tue., 27 Aug. 0.0342 0.0302 0.0321
09:01-10:00, Tue., 27 Aug. 0.0343 0.0293 0.0321
08:01-09:00, Tue., 27 Aug. 0.0338 0.0309 0.0321
07:01-08:00, Tue., 27 Aug. 0.0344 0.0298 0.0322
06:01-07:00, Tue., 27 Aug. 0.0353 0.0308 0.0327
05:01-06:00, Tue., 27 Aug. 0.0406 0.0317 0.0357
04:01-05:00, Tue., 27 Aug. 0.0525 0.0367 0.0441
03:01-04:00, Tue., 27 Aug. 0.0607 0.0470 0.0518
02:01-03:00, Tue., 27 Aug. 0.0612 0.0531 0.0571
01:01-02:00, Tue., 27 Aug. 0.0653 0.0560 0.0597
00:01-01:00, Tue., 27 Aug. 0.0674 0.0575 0.0616
23:01-24:00, Mon., 26 Aug. 0.0624 0.0379 0.0537
22:01-23:00, Mon., 26 Aug. 0.0416 0.0311 0.0353
21:01-22:00, Mon., 26 Aug. 0.0353 0.0312 0.0332
20:01-21:00, Mon., 26 Aug. 0.0357 0.0313 0.0334
19:01-20:00, Mon., 26 Aug. 0.0353 0.0314 0.0337
18:01-19:00, Mon., 26 Aug. 0.0360 0.0317 0.0337
17:01-18:00, Mon., 26 Aug. 0.0352 0.0315 0.0336
16:01-17:00, Mon., 26 Aug. 0.0357 0.0313 0.0335
15:01-16:00, Mon., 26 Aug. 0.0350 0.0312 0.0331
14:01-15:00, Mon., 26 Aug. 0.0348 0.0315 0.0331
13:01-14:00, Mon., 26 Aug. 0.0354 0.0316 0.0334
12:01-13:00, Mon., 26 Aug. 0.0351 0.0311 0.0333
11:01-12:00, Mon., 26 Aug. 0.0347 0.0308 0.0330
10:01-11:00, Mon., 26 Aug. 0.0366 0.0302 0.0334
09:01-10:00, Mon., 26 Aug. 0.0351 0.0320 0.0335
08:01-09:00, Mon., 26 Aug. 0.0359 0.0321 0.0341
07:01-08:00, Mon., 26 Aug. 0.0360 0.0322 0.0346
06:01-07:00, Mon., 26 Aug. 0.0365 0.0330 0.0348
05:01-06:00, Mon., 26 Aug. 0.0389 0.0331 0.0350
04:01-05:00, Mon., 26 Aug. 0.0368 0.0324 0.0349
03:01-04:00, Mon., 26 Aug. 0.0366 0.0324 0.0346
02:01-03:00, Mon., 26 Aug. 0.0365 0.0324 0.0346
01:01-02:00, Mon., 26 Aug. 0.0349 0.0316 0.0332
00:01-01:00, Mon., 26 Aug. 0.0349 0.0316 0.0334