Measurement results by the hour (Chofu) 25 Aug., 2014 - 31 Aug., 2014

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., 31 Aug. 0.0334 0.0283 0.0304
22:01-23:00, Sun., 31 Aug. 0.0325 0.0279 0.0304
21:01-22:00, Sun., 31 Aug. 0.0321 0.0284 0.0303
20:01-21:00, Sun., 31 Aug. 0.0324 0.0284 0.0304
19:01-20:00, Sun., 31 Aug. 0.0319 0.0287 0.0303
18:01-19:00, Sun., 31 Aug. 0.0324 0.0282 0.0304
17:01-18:00, Sun., 31 Aug. 0.0319 0.0286 0.0304
16:01-17:00, Sun., 31 Aug. 0.0331 0.0285 0.0303
15:01-16:00, Sun., 31 Aug. 0.0327 0.0284 0.0304
14:01-15:00, Sun., 31 Aug. 0.0322 0.0275 0.0305
13:01-14:00, Sun., 31 Aug. 0.0338 0.0284 0.0307
12:01-13:00, Sun., 31 Aug. 0.0325 0.0283 0.0306
11:01-12:00, Sun., 31 Aug. 0.0322 0.0282 0.0304
10:01-11:00, Sun., 31 Aug. 0.0319 0.0289 0.0305
09:01-10:00, Sun., 31 Aug. 0.0329 0.0289 0.0306
08:01-09:00, Sun., 31 Aug. 0.0326 0.0290 0.0306
07:01-08:00, Sun., 31 Aug. 0.0340 0.0294 0.0310
06:01-07:00, Sun., 31 Aug. 0.0332 0.0291 0.0310
05:01-06:00, Sun., 31 Aug. 0.0328 0.0289 0.0307
04:01-05:00, Sun., 31 Aug. 0.0324 0.0293 0.0306
03:01-04:00, Sun., 31 Aug. 0.0323 0.0283 0.0305
02:01-03:00, Sun., 31 Aug. 0.0324 0.0289 0.0304
01:01-02:00, Sun., 31 Aug. 0.0316 0.0286 0.0303
00:01-01:00, Sun., 31 Aug. 0.0323 0.0285 0.0303
23:01-24:00, Sat., 30 Aug. 0.0323 0.0286 0.0302
22:01-23:00, Sat., 30 Aug. 0.0320 0.0281 0.0301
21:01-22:00, Sat., 30 Aug. 0.0323 0.0279 0.0300
20:01-21:00, Sat., 30 Aug. 0.0325 0.0281 0.0302
19:01-20:00, Sat., 30 Aug. 0.0315 0.0283 0.0299
18:01-19:00, Sat., 30 Aug. 0.0325 0.0282 0.0304
17:01-18:00, Sat., 30 Aug. 0.0325 0.0282 0.0302
16:01-17:00, Sat., 30 Aug. 0.0320 0.0283 0.0301
15:01-16:00, Sat., 30 Aug. 0.0322 0.0288 0.0304
14:01-15:00, Sat., 30 Aug. 0.0325 0.0287 0.0305
13:01-14:00, Sat., 30 Aug. 0.0319 0.0277 0.0303
12:01-13:00, Sat., 30 Aug. 0.0318 0.0278 0.0301
11:01-12:00, Sat., 30 Aug. 0.0321 0.0275 0.0301
10:01-11:00, Sat., 30 Aug. 0.0323 0.0283 0.0302
09:01-10:00, Sat., 30 Aug. 0.0322 0.0280 0.0302
08:01-09:00, Sat., 30 Aug. 0.0327 0.0286 0.0309
07:01-08:00, Sat., 30 Aug. 0.0349 0.0298 0.0328
06:01-07:00, Sat., 30 Aug. 0.0444 0.0333 0.0374
05:01-06:00, Sat., 30 Aug. 0.0466 0.0371 0.0411
04:01-05:00, Sat., 30 Aug. 0.0432 0.0365 0.0400
03:01-04:00, Sat., 30 Aug. 0.0450 0.0365 0.0401
02:01-03:00, Sat., 30 Aug. 0.0460 0.0393 0.0421
01:01-02:00, Sat., 30 Aug. 0.0443 0.0326 0.0381
00:01-01:00, Sat., 30 Aug. 0.0327 0.0292 0.0310
23:01-24:00, Fri., 29 Aug. 0.0330 0.0284 0.0308
22:01-23:00, Fri., 29 Aug. 0.0334 0.0286 0.0311
21:01-22:00, Fri., 29 Aug. 0.0331 0.0293 0.0308
20:01-21:00, Fri., 29 Aug. 0.0323 0.0281 0.0305
19:01-20:00, Fri., 29 Aug. 0.0326 0.0286 0.0306
18:01-19:00, Fri., 29 Aug. 0.0334 0.0292 0.0311
17:01-18:00, Fri., 29 Aug. 0.0345 0.0297 0.0323
16:01-17:00, Fri., 29 Aug. 0.0349 0.0289 0.0324
15:01-16:00, Fri., 29 Aug. 0.0325 0.0288 0.0308
14:01-15:00, Fri., 29 Aug. 0.0328 0.0292 0.0310
13:01-14:00, Fri., 29 Aug. 0.0328 0.0278 0.0307
12:01-13:00, Fri., 29 Aug. 0.0324 0.0288 0.0311
11:01-12:00, Fri., 29 Aug. 0.0328 0.0288 0.0310
10:01-11:00, Fri., 29 Aug. 0.0330 0.0291 0.0309
09:01-10:00, Fri., 29 Aug. 0.0340 0.0289 0.0312
08:01-09:00, Fri., 29 Aug. 0.0339 0.0295 0.0321
07:01-08:00, Fri., 29 Aug. 0.0340 0.0301 0.0320
06:01-07:00, Fri., 29 Aug. 0.0333 0.0291 0.0315
05:01-06:00, Fri., 29 Aug. 0.0331 0.0285 0.0309
04:01-05:00, Fri., 29 Aug. 0.0337 0.0287 0.0311
03:01-04:00, Fri., 29 Aug. 0.0336 0.0295 0.0316
02:01-03:00, Fri., 29 Aug. 0.0345 0.0308 0.0325
01:01-02:00, Fri., 29 Aug. 0.0357 0.0274 0.0316
00:01-01:00, Fri., 29 Aug. 0.0337 0.0302 0.0318
23:01-24:00, Thu., 28 Aug. 0.0345 0.0297 0.0322
22:01-23:00, Thu., 28 Aug. 0.0337 0.0295 0.0316
21:01-22:00, Thu., 28 Aug. 0.0336 0.0304 0.0319
20:01-21:00, Thu., 28 Aug. 0.0343 0.0296 0.0318
19:01-20:00, Thu., 28 Aug. 0.0335 0.0303 0.0317
18:01-19:00, Thu., 28 Aug. 0.0342 0.0304 0.0323
17:01-18:00, Thu., 28 Aug. 0.0346 0.0299 0.0326
16:01-17:00, Thu., 28 Aug. 0.0344 0.0292 0.0316
15:01-16:00, Thu., 28 Aug. 0.0338 0.0294 0.0316
14:01-15:00, Thu., 28 Aug. 0.0352 0.0304 0.0333
13:01-14:00, Thu., 28 Aug. 0.0351 0.0301 0.0326
12:01-13:00, Thu., 28 Aug. 0.0354 0.0307 0.0331
11:01-12:00, Thu., 28 Aug. 0.0362 0.0313 0.0336
10:01-11:00, Thu., 28 Aug. 0.0357 0.0298 0.0327
09:01-10:00, Thu., 28 Aug. 0.0324 0.0289 0.0308
08:01-09:00, Thu., 28 Aug. 0.0327 0.0291 0.0310
07:01-08:00, Thu., 28 Aug. 0.0329 0.0291 0.0310
06:01-07:00, Thu., 28 Aug. 0.0333 0.0287 0.0313
05:01-06:00, Thu., 28 Aug. 0.0330 0.0293 0.0312
04:01-05:00, Thu., 28 Aug. 0.0324 0.0285 0.0310
03:01-04:00, Thu., 28 Aug. 0.0337 0.0296 0.0313
02:01-03:00, Thu., 28 Aug. 0.0354 0.0309 0.0332
01:01-02:00, Thu., 28 Aug. 0.0349 0.0315 0.0334
00:01-01:00, Thu., 28 Aug. 0.0363 0.0309 0.0337
23:01-24:00, Wed., 27 Aug. 0.0359 0.0315 0.0333
22:01-23:00, Wed., 27 Aug. 0.0349 0.0304 0.0326
21:01-22:00, Wed., 27 Aug. 0.0367 0.0311 0.0339
20:01-21:00, Wed., 27 Aug. 0.0356 0.0306 0.0332
19:01-20:00, Wed., 27 Aug. 0.0340 0.0286 0.0316
18:01-19:00, Wed., 27 Aug. 0.0334 0.0293 0.0313
17:01-18:00, Wed., 27 Aug. 0.0341 0.0299 0.0318
16:01-17:00, Wed., 27 Aug. 0.0336 0.0296 0.0314
15:01-16:00, Wed., 27 Aug. 0.0343 0.0295 0.0316
14:01-15:00, Wed., 27 Aug. 0.0335 0.0292 0.0316
13:01-14:00, Wed., 27 Aug. 0.0338 0.0303 0.0320
12:01-13:00, Wed., 27 Aug. 0.0344 0.0301 0.0323
11:01-12:00, Wed., 27 Aug. 0.0360 0.0307 0.0334
10:01-11:00, Wed., 27 Aug. 0.0375 0.0323 0.0349
09:01-10:00, Wed., 27 Aug. 0.0426 0.0349 0.0368
08:01-09:00, Wed., 27 Aug. 0.0436 0.0365 0.0388
07:01-08:00, Wed., 27 Aug. 0.0431 0.0365 0.0395
06:01-07:00, Wed., 27 Aug. 0.0443 0.0362 0.0404
05:01-06:00, Wed., 27 Aug. 0.0417 0.0344 0.0380
04:01-05:00, Wed., 27 Aug. 0.0445 0.0368 0.0404
03:01-04:00, Wed., 27 Aug. 0.0456 0.0371 0.0420
02:01-03:00, Wed., 27 Aug. 0.0415 0.0360 0.0385
01:01-02:00, Wed., 27 Aug. 0.0409 0.0318 0.0360
00:01-01:00, Wed., 27 Aug. 0.0342 0.0304 0.0320
23:01-24:00, Tue., 26 Aug. 0.0335 0.0301 0.0320
22:01-23:00, Tue., 26 Aug. 0.0338 0.0300 0.0321
21:01-22:00, Tue., 26 Aug. 0.0343 0.0304 0.0324
20:01-21:00, Tue., 26 Aug. 0.0349 0.0310 0.0326
19:01-20:00, Tue., 26 Aug. 0.0364 0.0313 0.0337
18:01-19:00, Tue., 26 Aug. 0.0356 0.0315 0.0334
17:01-18:00, Tue., 26 Aug. 0.0411 0.0324 0.0353
16:01-17:00, Tue., 26 Aug. 0.0389 0.0343 0.0364
15:01-16:00, Tue., 26 Aug. 0.0364 0.0311 0.0340
14:01-15:00, Tue., 26 Aug. 0.0373 0.0319 0.0340
13:01-14:00, Tue., 26 Aug. 0.0370 0.0328 0.0348
12:01-13:00, Tue., 26 Aug. 0.0361 0.0319 0.0337
11:01-12:00, Tue., 26 Aug. 0.0354 0.0307 0.0333
10:01-11:00, Tue., 26 Aug. 0.0350 0.0311 0.0330
09:01-10:00, Tue., 26 Aug. 0.0340 0.0309 0.0325
08:01-09:00, Tue., 26 Aug. 0.0349 0.0312 0.0330
07:01-08:00, Tue., 26 Aug. 0.0367 0.0312 0.0339
06:01-07:00, Tue., 26 Aug. 0.0399 0.0340 0.0367
05:01-06:00, Tue., 26 Aug. 0.0378 0.0320 0.0348
04:01-05:00, Tue., 26 Aug. 0.0347 0.0308 0.0329
03:01-04:00, Tue., 26 Aug. 0.0349 0.0312 0.0332
02:01-03:00, Tue., 26 Aug. 0.0345 0.0308 0.0328
01:01-02:00, Tue., 26 Aug. 0.0349 0.0315 0.0332
00:01-01:00, Tue., 26 Aug. 0.0353 0.0314 0.0333
23:01-24:00, Mon., 25 Aug. 0.0345 0.0311 0.0327
22:01-23:00, Mon., 25 Aug. 0.0354 0.0307 0.0327
21:01-22:00, Mon., 25 Aug. 0.0355 0.0309 0.0330
20:01-21:00, Mon., 25 Aug. 0.0370 0.0316 0.0345
19:01-20:00, Mon., 25 Aug. 0.0367 0.0304 0.0330
18:01-19:00, Mon., 25 Aug. 0.0344 0.0303 0.0321
17:01-18:00, Mon., 25 Aug. 0.0343 0.0301 0.0324
16:01-17:00, Mon., 25 Aug. 0.0340 0.0305 0.0322
15:01-16:00, Mon., 25 Aug. 0.0342 0.0301 0.0322
14:01-15:00, Mon., 25 Aug. 0.0348 0.0301 0.0322
13:01-14:00, Mon., 25 Aug. 0.0347 0.0305 0.0325
12:01-13:00, Mon., 25 Aug. 0.0376 0.0323 0.0346
11:01-12:00, Mon., 25 Aug. 0.0470 0.0344 0.0403
10:01-11:00, Mon., 25 Aug. 0.0501 0.0349 0.0443
09:01-10:00, Mon., 25 Aug. 0.0357 0.0310 0.0334
08:01-09:00, Mon., 25 Aug. 0.0358 0.0317 0.0339
07:01-08:00, Mon., 25 Aug. 0.0365 0.0320 0.0348
06:01-07:00, Mon., 25 Aug. 0.0358 0.0315 0.0342
05:01-06:00, Mon., 25 Aug. 0.0371 0.0328 0.0350
04:01-05:00, Mon., 25 Aug. 0.0358 0.0301 0.0337
03:01-04:00, Mon., 25 Aug. 0.0347 0.0304 0.0332
02:01-03:00, Mon., 25 Aug. 0.0348 0.0311 0.0329
01:01-02:00, Mon., 25 Aug. 0.0352 0.0311 0.0329
00:01-01:00, Mon., 25 Aug. 0.0347 0.0314 0.0331