Measurement results by the hour (Chofu) 16 Jul., 2012 - 22 Jul., 2012

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., 22 Jul. 0.0404 0.0332 0.0364
22:01-23:00, Sun., 22 Jul. 0.0401 0.0348 0.0365
21:01-22:00, Sun., 22 Jul. 0.0400 0.0336 0.0365
20:01-21:00, Sun., 22 Jul. 0.0394 0.0339 0.0363
19:01-20:00, Sun., 22 Jul. 0.0387 0.0351 0.0364
18:01-19:00, Sun., 22 Jul. 0.0392 0.0332 0.0360
17:01-18:00, Sun., 22 Jul. 0.0378 0.0340 0.0360
16:01-17:00, Sun., 22 Jul. 0.0399 0.0335 0.0362
15:01-16:00, Sun., 22 Jul. 0.0383 0.0340 0.0363
14:01-15:00, Sun., 22 Jul. 0.0383 0.0340 0.0361
13:01-14:00, Sun., 22 Jul. 0.0391 0.0344 0.0362
12:01-13:00, Sun., 22 Jul. 0.0389 0.0343 0.0362
11:01-12:00, Sun., 22 Jul. 0.0379 0.0343 0.0360
10:01-11:00, Sun., 22 Jul. 0.0387 0.0345 0.0362
09:01-10:00, Sun., 22 Jul. 0.0385 0.0342 0.0362
08:01-09:00, Sun., 22 Jul. 0.0384 0.0334 0.0360
07:01-08:00, Sun., 22 Jul. 0.0393 0.0339 0.0362
06:01-07:00, Sun., 22 Jul. 0.0382 0.0343 0.0363
05:01-06:00, Sun., 22 Jul. 0.0401 0.0348 0.0372
04:01-05:00, Sun., 22 Jul. 0.0401 0.0346 0.0370
03:01-04:00, Sun., 22 Jul. 0.0403 0.0349 0.0369
02:01-03:00, Sun., 22 Jul. 0.0371 0.0341 0.0357
01:01-02:00, Sun., 22 Jul. 0.0388 0.0334 0.0359
00:01-01:00, Sun., 22 Jul. 0.0379 0.0329 0.0359
23:01-24:00, Sat., 21 Jul. 0.0379 0.0338 0.0358
22:01-23:00, Sat., 21 Jul. 0.0388 0.0333 0.0358
21:01-22:00, Sat., 21 Jul. 0.0389 0.0338 0.0359
20:01-21:00, Sat., 21 Jul. 0.0379 0.0342 0.0359
19:01-20:00, Sat., 21 Jul. 0.0373 0.0334 0.0358
18:01-19:00, Sat., 21 Jul. 0.0389 0.0347 0.0362
17:01-18:00, Sat., 21 Jul. 0.0382 0.0330 0.0359
16:01-17:00, Sat., 21 Jul. 0.0384 0.0340 0.0361
15:01-16:00, Sat., 21 Jul. 0.0393 0.0347 0.0367
14:01-15:00, Sat., 21 Jul. 0.0403 0.0346 0.0370
13:01-14:00, Sat., 21 Jul. 0.0430 0.0358 0.0388
12:01-13:00, Sat., 21 Jul. 0.0444 0.0367 0.0396
11:01-12:00, Sat., 21 Jul. 0.0401 0.0343 0.0365
10:01-11:00, Sat., 21 Jul. 0.0389 0.0336 0.0361
09:01-10:00, Sat., 21 Jul. 0.0385 0.0338 0.0361
08:01-09:00, Sat., 21 Jul. 0.0405 0.0338 0.0361
07:01-08:00, Sat., 21 Jul. 0.0379 0.0343 0.0359
06:01-07:00, Sat., 21 Jul. 0.0400 0.0339 0.0360
05:01-06:00, Sat., 21 Jul. 0.0379 0.0341 0.0358
04:01-05:00, Sat., 21 Jul. 0.0375 0.0342 0.0359
03:01-04:00, Sat., 21 Jul. 0.0384 0.0335 0.0358
02:01-03:00, Sat., 21 Jul. 0.0399 0.0343 0.0367
01:01-02:00, Sat., 21 Jul. 0.0435 0.0356 0.0398
00:01-01:00, Sat., 21 Jul. 0.0513 0.0416 0.0460
23:01-24:00, Fri., 20 Jul. 0.0527 0.0398 0.0468
22:01-23:00, Fri., 20 Jul. 0.0465 0.0339 0.0384
21:01-22:00, Fri., 20 Jul. 0.0377 0.0332 0.0357
20:01-21:00, Fri., 20 Jul. 0.0388 0.0344 0.0358
19:01-20:00, Fri., 20 Jul. 0.0379 0.0340 0.0361
18:01-19:00, Fri., 20 Jul. 0.0396 0.0351 0.0369
17:01-18:00, Fri., 20 Jul. 0.0401 0.0352 0.0372
16:01-17:00, Fri., 20 Jul. 0.0418 0.0345 0.0373
15:01-16:00, Fri., 20 Jul. 0.0507 0.0374 0.0432
14:01-15:00, Fri., 20 Jul. 0.0631 0.0461 0.0543
13:01-14:00, Fri., 20 Jul. 0.0645 0.0469 0.0575
12:01-13:00, Fri., 20 Jul. 0.0490 0.0349 0.0400
11:01-12:00, Fri., 20 Jul. 0.0415 0.0347 0.0378
10:01-11:00, Fri., 20 Jul. 0.0395 0.0349 0.0373
09:01-10:00, Fri., 20 Jul. 0.0423 0.0354 0.0378
08:01-09:00, Fri., 20 Jul. 0.0402 0.0359 0.0374
07:01-08:00, Fri., 20 Jul. 0.0393 0.0355 0.0374
06:01-07:00, Fri., 20 Jul. 0.0404 0.0357 0.0372
05:01-06:00, Fri., 20 Jul. 0.0410 0.0354 0.0374
04:01-05:00, Fri., 20 Jul. 0.0405 0.0356 0.0376
03:01-04:00, Fri., 20 Jul. 0.0412 0.0358 0.0379
02:01-03:00, Fri., 20 Jul. 0.0409 0.0357 0.0377
01:01-02:00, Fri., 20 Jul. 0.0409 0.0353 0.0378
00:01-01:00, Fri., 20 Jul. 0.0406 0.0360 0.0377
23:01-24:00, Thu., 19 Jul. 0.0407 0.0359 0.0382
22:01-23:00, Thu., 19 Jul. 0.0409 0.0361 0.0381
21:01-22:00, Thu., 19 Jul. 0.0414 0.0357 0.0380
20:01-21:00, Thu., 19 Jul. 0.0412 0.0360 0.0384
19:01-20:00, Thu., 19 Jul. 0.0421 0.0359 0.0382
18:01-19:00, Thu., 19 Jul. 0.0412 0.0361 0.0383
17:01-18:00, Thu., 19 Jul. 0.0433 0.0353 0.0384
16:01-17:00, Thu., 19 Jul. 0.0414 0.0364 0.0382
15:01-16:00, Thu., 19 Jul. 0.0416 0.0361 0.0383
14:01-15:00, Thu., 19 Jul. 0.0410 0.0359 0.0384
13:01-14:00, Thu., 19 Jul. 0.0412 0.0360 0.0380
12:01-13:00, Thu., 19 Jul. 0.0406 0.0358 0.0377
11:01-12:00, Thu., 19 Jul. 0.0405 0.0350 0.0378
10:01-11:00, Thu., 19 Jul. 0.0417 0.0359 0.0387
09:01-10:00, Thu., 19 Jul. 0.0422 0.0358 0.0387
08:01-09:00, Thu., 19 Jul. 0.0426 0.0359 0.0389
07:01-08:00, Thu., 19 Jul. 0.0409 0.0354 0.0381
06:01-07:00, Thu., 19 Jul. 0.0419 0.0361 0.0382
05:01-06:00, Thu., 19 Jul. 0.0414 0.0355 0.0380
04:01-05:00, Thu., 19 Jul. 0.0411 0.0362 0.0382
03:01-04:00, Thu., 19 Jul. 0.0431 0.0359 0.0383
02:01-03:00, Thu., 19 Jul. 0.0426 0.0360 0.0382
01:01-02:00, Thu., 19 Jul. 0.0404 0.0351 0.0373
00:01-01:00, Thu., 19 Jul. 0.0401 0.0350 0.0374
23:01-24:00, Wed., 18 Jul. 0.0405 0.0349 0.0371
22:01-23:00, Wed., 18 Jul. 0.0400 0.0354 0.0372
21:01-22:00, Wed., 18 Jul. 0.0408 0.0354 0.0376
20:01-21:00, Wed., 18 Jul. 0.0396 0.0351 0.0370
19:01-20:00, Wed., 18 Jul. 0.0403 0.0355 0.0374
18:01-19:00, Wed., 18 Jul. 0.0406 0.0352 0.0374
17:01-18:00, Wed., 18 Jul. 0.0405 0.0359 0.0375
16:01-17:00, Wed., 18 Jul. 0.0405 0.0354 0.0377
15:01-16:00, Wed., 18 Jul. 0.0405 0.0343 0.0377
14:01-15:00, Wed., 18 Jul. 0.0401 0.0352 0.0372
13:01-14:00, Wed., 18 Jul. 0.0397 0.0354 0.0374
12:01-13:00, Wed., 18 Jul. 0.0407 0.0356 0.0375
11:01-12:00, Wed., 18 Jul. 0.0420 0.0357 0.0377
10:01-11:00, Wed., 18 Jul. 0.0403 0.0349 0.0372
09:01-10:00, Wed., 18 Jul. 0.0416 0.0340 0.0375
08:01-09:00, Wed., 18 Jul. 0.0389 0.0352 0.0373
07:01-08:00, Wed., 18 Jul. 0.0404 0.0357 0.0377
06:01-07:00, Wed., 18 Jul. 0.0407 0.0347 0.0374
05:01-06:00, Wed., 18 Jul. 0.0411 0.0351 0.0377
04:01-05:00, Wed., 18 Jul. 0.0414 0.0355 0.0377
03:01-04:00, Wed., 18 Jul. 0.0415 0.0351 0.0373
02:01-03:00, Wed., 18 Jul. 0.0416 0.0346 0.0373
01:01-02:00, Wed., 18 Jul. 0.0398 0.0350 0.0370
00:01-01:00, Wed., 18 Jul. 0.0397 0.0355 0.0368
23:01-24:00, Tue., 17 Jul. 0.0404 0.0342 0.0374
22:01-23:00, Tue., 17 Jul. 0.0411 0.0356 0.0374
21:01-22:00, Tue., 17 Jul. 0.0395 0.0344 0.0369
20:01-21:00, Tue., 17 Jul. 0.0413 0.0354 0.0372
19:01-20:00, Tue., 17 Jul. 0.0389 0.0349 0.0368
18:01-19:00, Tue., 17 Jul. 0.0394 0.0352 0.0368
17:01-18:00, Tue., 17 Jul. 0.0392 0.0355 0.0369
16:01-17:00, Tue., 17 Jul. 0.0388 0.0350 0.0368
15:01-16:00, Tue., 17 Jul. 0.0423 0.0356 0.0373
14:01-15:00, Tue., 17 Jul. 0.0398 0.0347 0.0371
13:01-14:00, Tue., 17 Jul. 0.0405 0.0349 0.0373
12:01-13:00, Tue., 17 Jul. 0.0409 0.0346 0.0373
11:01-12:00, Tue., 17 Jul. 0.0389 0.0349 0.0367
10:01-11:00, Tue., 17 Jul. 0.0397 0.0350 0.0368
09:01-10:00, Tue., 17 Jul. 0.0402 0.0352 0.0368
08:01-09:00, Tue., 17 Jul. 0.0403 0.0350 0.0370
07:01-08:00, Tue., 17 Jul. 0.0396 0.0350 0.0368
06:01-07:00, Tue., 17 Jul. 0.0386 0.0341 0.0367
05:01-06:00, Tue., 17 Jul. 0.0386 0.0349 0.0367
04:01-05:00, Tue., 17 Jul. 0.0398 0.0349 0.0367
03:01-04:00, Tue., 17 Jul. 0.0392 0.0342 0.0368
02:01-03:00, Tue., 17 Jul. 0.0400 0.0349 0.0367
01:01-02:00, Tue., 17 Jul. 0.0395 0.0348 0.0367
00:01-01:00, Tue., 17 Jul. 0.0400 0.0349 0.0365
23:01-24:00, Mon., 16 Jul. 0.0400 0.0341 0.0365
22:01-23:00, Mon., 16 Jul. 0.0392 0.0346 0.0367
21:01-22:00, Mon., 16 Jul. 0.0396 0.0349 0.0366
20:01-21:00, Mon., 16 Jul. 0.0402 0.0338 0.0363
19:01-20:00, Mon., 16 Jul. 0.0396 0.0342 0.0365
18:01-19:00, Mon., 16 Jul. 0.0395 0.0345 0.0365
17:01-18:00, Mon., 16 Jul. 0.0395 0.0345 0.0365
16:01-17:00, Mon., 16 Jul. 0.0401 0.0345 0.0366
15:01-16:00, Mon., 16 Jul. 0.0400 0.0343 0.0366
14:01-15:00, Mon., 16 Jul. 0.0385 0.0343 0.0364
13:01-14:00, Mon., 16 Jul. 0.0391 0.0343 0.0366
12:01-13:00, Mon., 16 Jul. 0.0389 0.0338 0.0363
11:01-12:00, Mon., 16 Jul. 0.0384 0.0346 0.0363
10:01-11:00, Mon., 16 Jul. 0.0391 0.0344 0.0363
09:01-10:00, Mon., 16 Jul. 0.0392 0.0347 0.0364
08:01-09:00, Mon., 16 Jul. 0.0394 0.0339 0.0362
07:01-08:00, Mon., 16 Jul. 0.0393 0.0346 0.0363
06:01-07:00, Mon., 16 Jul. 0.0386 0.0338 0.0360
05:01-06:00, Mon., 16 Jul. 0.0377 0.0341 0.0360
04:01-05:00, Mon., 16 Jul. 0.0382 0.0333 0.0360
03:01-04:00, Mon., 16 Jul. 0.0377 0.0336 0.0361
02:01-03:00, Mon., 16 Jul. 0.0388 0.0343 0.0362
01:01-02:00, Mon., 16 Jul. 0.0396 0.0344 0.0364
00:01-01:00, Mon., 16 Jul. 0.0401 0.0338 0.0362