Measurement results by the hour (Chofu) 6 Oct., 2014 - 12 Oct., 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., 12 Oct. 0.0339 0.0298 0.0318
22:01-23:00, Sun., 12 Oct. 0.0331 0.0296 0.0314
21:01-22:00, Sun., 12 Oct. 0.0337 0.0296 0.0315
20:01-21:00, Sun., 12 Oct. 0.0335 0.0301 0.0314
19:01-20:00, Sun., 12 Oct. 0.0338 0.0300 0.0316
18:01-19:00, Sun., 12 Oct. 0.0334 0.0292 0.0314
17:01-18:00, Sun., 12 Oct. 0.0336 0.0293 0.0311
16:01-17:00, Sun., 12 Oct. 0.0342 0.0293 0.0314
15:01-16:00, Sun., 12 Oct. 0.0334 0.0293 0.0313
14:01-15:00, Sun., 12 Oct. 0.0329 0.0296 0.0315
13:01-14:00, Sun., 12 Oct. 0.0334 0.0296 0.0312
12:01-13:00, Sun., 12 Oct. 0.0333 0.0291 0.0314
11:01-12:00, Sun., 12 Oct. 0.0334 0.0292 0.0312
10:01-11:00, Sun., 12 Oct. 0.0354 0.0294 0.0315
09:01-10:00, Sun., 12 Oct. 0.0335 0.0297 0.0317
08:01-09:00, Sun., 12 Oct. 0.0342 0.0299 0.0318
07:01-08:00, Sun., 12 Oct. 0.0338 0.0297 0.0318
06:01-07:00, Sun., 12 Oct. 0.0348 0.0298 0.0320
05:01-06:00, Sun., 12 Oct. 0.0336 0.0298 0.0319
04:01-05:00, Sun., 12 Oct. 0.0333 0.0295 0.0315
03:01-04:00, Sun., 12 Oct. 0.0335 0.0297 0.0316
02:01-03:00, Sun., 12 Oct. 0.0336 0.0293 0.0315
01:01-02:00, Sun., 12 Oct. 0.0340 0.0289 0.0316
00:01-01:00, Sun., 12 Oct. 0.0344 0.0295 0.0316
23:01-24:00, Sat., 11 Oct. 0.0335 0.0296 0.0314
22:01-23:00, Sat., 11 Oct. 0.0336 0.0291 0.0313
21:01-22:00, Sat., 11 Oct. 0.0339 0.0289 0.0315
20:01-21:00, Sat., 11 Oct. 0.0354 0.0295 0.0316
19:01-20:00, Sat., 11 Oct. 0.0331 0.0293 0.0312
18:01-19:00, Sat., 11 Oct. 0.0335 0.0292 0.0313
17:01-18:00, Sat., 11 Oct. 0.0330 0.0293 0.0313
16:01-17:00, Sat., 11 Oct. 0.0334 0.0295 0.0316
15:01-16:00, Sat., 11 Oct. 0.0338 0.0301 0.0318
14:01-15:00, Sat., 11 Oct. 0.0335 0.0294 0.0316
13:01-14:00, Sat., 11 Oct. 0.0335 0.0297 0.0316
12:01-13:00, Sat., 11 Oct. 0.0333 0.0300 0.0316
11:01-12:00, Sat., 11 Oct. 0.0340 0.0295 0.0317
10:01-11:00, Sat., 11 Oct. 0.0334 0.0294 0.0318
09:01-10:00, Sat., 11 Oct. 0.0341 0.0297 0.0317
08:01-09:00, Sat., 11 Oct. 0.0342 0.0297 0.0320
07:01-08:00, Sat., 11 Oct. 0.0343 0.0303 0.0322
06:01-07:00, Sat., 11 Oct. 0.0339 0.0297 0.0319
05:01-06:00, Sat., 11 Oct. 0.0341 0.0302 0.0319
04:01-05:00, Sat., 11 Oct. 0.0340 0.0303 0.0320
03:01-04:00, Sat., 11 Oct. 0.0336 0.0297 0.0320
02:01-03:00, Sat., 11 Oct. 0.0345 0.0295 0.0321
01:01-02:00, Sat., 11 Oct. 0.0345 0.0296 0.0318
00:01-01:00, Sat., 11 Oct. 0.0340 0.0297 0.0317
23:01-24:00, Fri., 10 Oct. 0.0330 0.0298 0.0317
22:01-23:00, Fri., 10 Oct. 0.0335 0.0301 0.0315
21:01-22:00, Fri., 10 Oct. 0.0333 0.0293 0.0312
20:01-21:00, Fri., 10 Oct. 0.0328 0.0292 0.0310
19:01-20:00, Fri., 10 Oct. 0.0324 0.0289 0.0306
18:01-19:00, Fri., 10 Oct. 0.0328 0.0288 0.0307
17:01-18:00, Fri., 10 Oct. 0.0331 0.0277 0.0306
16:01-17:00, Fri., 10 Oct. 0.0329 0.0292 0.0308
15:01-16:00, Fri., 10 Oct. 0.0330 0.0291 0.0310
14:01-15:00, Fri., 10 Oct. 0.0344 0.0286 0.0308
13:01-14:00, Fri., 10 Oct. 0.0328 0.0281 0.0306
12:01-13:00, Fri., 10 Oct. 0.0333 0.0292 0.0307
11:01-12:00, Fri., 10 Oct. 0.0321 0.0289 0.0307
10:01-11:00, Fri., 10 Oct. 0.0329 0.0284 0.0307
09:01-10:00, Fri., 10 Oct. 0.0333 0.0294 0.0315
08:01-09:00, Fri., 10 Oct. 0.0347 0.0303 0.0323
07:01-08:00, Fri., 10 Oct. 0.0344 0.0307 0.0325
06:01-07:00, Fri., 10 Oct. 0.0357 0.0308 0.0328
05:01-06:00, Fri., 10 Oct. 0.0351 0.0301 0.0327
04:01-05:00, Fri., 10 Oct. 0.0347 0.0300 0.0322
03:01-04:00, Fri., 10 Oct. 0.0337 0.0298 0.0319
02:01-03:00, Fri., 10 Oct. 0.0338 0.0302 0.0319
01:01-02:00, Fri., 10 Oct. 0.0340 0.0295 0.0313
00:01-01:00, Fri., 10 Oct. 0.0327 0.0296 0.0311
23:01-24:00, Thu., 09 Oct. 0.0326 0.0290 0.0309
22:01-23:00, Thu., 09 Oct. 0.0333 0.0294 0.0309
21:01-22:00, Thu., 09 Oct. 0.0330 0.0285 0.0310
20:01-21:00, Thu., 09 Oct. 0.0324 0.0290 0.0308
19:01-20:00, Thu., 09 Oct. 0.0327 0.0288 0.0307
18:01-19:00, Thu., 09 Oct. 0.0323 0.0281 0.0306
17:01-18:00, Thu., 09 Oct. 0.0326 0.0285 0.0306
16:01-17:00, Thu., 09 Oct. 0.0330 0.0289 0.0308
15:01-16:00, Thu., 09 Oct. 0.0328 0.0282 0.0308
14:01-15:00, Thu., 09 Oct. 0.0325 0.0289 0.0307
13:01-14:00, Thu., 09 Oct. 0.0329 0.0285 0.0306
12:01-13:00, Thu., 09 Oct. 0.0332 0.0287 0.0308
11:01-12:00, Thu., 09 Oct. 0.0331 0.0292 0.0308
10:01-11:00, Thu., 09 Oct. 0.0326 0.0281 0.0305
09:01-10:00, Thu., 09 Oct. 0.0329 0.0293 0.0308
08:01-09:00, Thu., 09 Oct. 0.0331 0.0293 0.0309
07:01-08:00, Thu., 09 Oct. 0.0330 0.0293 0.0311
06:01-07:00, Thu., 09 Oct. 0.0334 0.0293 0.0312
05:01-06:00, Thu., 09 Oct. 0.0340 0.0298 0.0317
04:01-05:00, Thu., 09 Oct. 0.0344 0.0299 0.0320
03:01-04:00, Thu., 09 Oct. 0.0327 0.0302 0.0316
02:01-03:00, Thu., 09 Oct. 0.0331 0.0289 0.0309
01:01-02:00, Thu., 09 Oct. 0.0331 0.0293 0.0312
00:01-01:00, Thu., 09 Oct. 0.0328 0.0290 0.0307
23:01-24:00, Wed., 08 Oct. 0.0331 0.0285 0.0308
22:01-23:00, Wed., 08 Oct. 0.0339 0.0284 0.0307
21:01-22:00, Wed., 08 Oct. 0.0326 0.0288 0.0307
20:01-21:00, Wed., 08 Oct. 0.0328 0.0291 0.0309
19:01-20:00, Wed., 08 Oct. 0.0323 0.0288 0.0305
18:01-19:00, Wed., 08 Oct. 0.0326 0.0289 0.0302
17:01-18:00, Wed., 08 Oct. 0.0331 0.0291 0.0304
16:01-17:00, Wed., 08 Oct. 0.0322 0.0277 0.0304
15:01-16:00, Wed., 08 Oct. 0.0321 0.0288 0.0304
14:01-15:00, Wed., 08 Oct. 0.0328 0.0277 0.0304
13:01-14:00, Wed., 08 Oct. 0.0328 0.0288 0.0304
12:01-13:00, Wed., 08 Oct. 0.0324 0.0287 0.0304
11:01-12:00, Wed., 08 Oct. 0.0324 0.0284 0.0303
10:01-11:00, Wed., 08 Oct. 0.0330 0.0283 0.0306
09:01-10:00, Wed., 08 Oct. 0.0324 0.0287 0.0305
08:01-09:00, Wed., 08 Oct. 0.0332 0.0285 0.0308
07:01-08:00, Wed., 08 Oct. 0.0327 0.0293 0.0312
06:01-07:00, Wed., 08 Oct. 0.0328 0.0292 0.0310
05:01-06:00, Wed., 08 Oct. 0.0335 0.0292 0.0313
04:01-05:00, Wed., 08 Oct. 0.0326 0.0284 0.0307
03:01-04:00, Wed., 08 Oct. 0.0325 0.0283 0.0307
02:01-03:00, Wed., 08 Oct. 0.0324 0.0287 0.0305
01:01-02:00, Wed., 08 Oct. 0.0330 0.0289 0.0305
00:01-01:00, Wed., 08 Oct. 0.0321 0.0280 0.0304
23:01-24:00, Tue., 07 Oct. 0.0333 0.0280 0.0305
22:01-23:00, Tue., 07 Oct. 0.0323 0.0278 0.0303
21:01-22:00, Tue., 07 Oct. 0.0327 0.0288 0.0304
20:01-21:00, Tue., 07 Oct. 0.0326 0.0284 0.0302
19:01-20:00, Tue., 07 Oct. 0.0319 0.0287 0.0305
18:01-19:00, Tue., 07 Oct. 0.0327 0.0276 0.0301
17:01-18:00, Tue., 07 Oct. 0.0330 0.0279 0.0301
16:01-17:00, Tue., 07 Oct. 0.0323 0.0280 0.0301
15:01-16:00, Tue., 07 Oct. 0.0318 0.0286 0.0303
14:01-15:00, Tue., 07 Oct. 0.0325 0.0282 0.0301
13:01-14:00, Tue., 07 Oct. 0.0321 0.0281 0.0303
12:01-13:00, Tue., 07 Oct. 0.0323 0.0284 0.0302
11:01-12:00, Tue., 07 Oct. 0.0322 0.0284 0.0301
10:01-11:00, Tue., 07 Oct. 0.0335 0.0278 0.0306
09:01-10:00, Tue., 07 Oct. 0.0324 0.0286 0.0303
08:01-09:00, Tue., 07 Oct. 0.0322 0.0282 0.0304
07:01-08:00, Tue., 07 Oct. 0.0338 0.0280 0.0304
06:01-07:00, Tue., 07 Oct. 0.0316 0.0278 0.0301
05:01-06:00, Tue., 07 Oct. 0.0319 0.0283 0.0302
04:01-05:00, Tue., 07 Oct. 0.0320 0.0281 0.0302
03:01-04:00, Tue., 07 Oct. 0.0316 0.0284 0.0302
02:01-03:00, Tue., 07 Oct. 0.0316 0.0284 0.0301
01:01-02:00, Tue., 07 Oct. 0.0322 0.0287 0.0306
00:01-01:00, Tue., 07 Oct. 0.0324 0.0274 0.0303
23:01-24:00, Mon., 06 Oct. 0.0328 0.0277 0.0302
22:01-23:00, Mon., 06 Oct. 0.0328 0.0284 0.0303
21:01-22:00, Mon., 06 Oct. 0.0319 0.0279 0.0301
20:01-21:00, Mon., 06 Oct. 0.0317 0.0274 0.0300
19:01-20:00, Mon., 06 Oct. 0.0322 0.0281 0.0303
18:01-19:00, Mon., 06 Oct. 0.0325 0.0286 0.0302
17:01-18:00, Mon., 06 Oct. 0.0318 0.0286 0.0302
16:01-17:00, Mon., 06 Oct. 0.0329 0.0280 0.0300
15:01-16:00, Mon., 06 Oct. 0.0320 0.0285 0.0305
14:01-15:00, Mon., 06 Oct. 0.0329 0.0286 0.0307
13:01-14:00, Mon., 06 Oct. 0.0359 0.0304 0.0330
12:01-13:00, Mon., 06 Oct. 0.0498 0.0350 0.0413
11:01-12:00, Mon., 06 Oct. 0.0880 0.0466 0.0639
10:01-11:00, Mon., 06 Oct. 0.0845 0.0634 0.0744
09:01-10:00, Mon., 06 Oct. 0.0676 0.0523 0.0593
08:01-09:00, Mon., 06 Oct. 0.0598 0.0468 0.0509
07:01-08:00, Mon., 06 Oct. 0.0488 0.0381 0.0437
06:01-07:00, Mon., 06 Oct. 0.0494 0.0372 0.0434
05:01-06:00, Mon., 06 Oct. 0.0503 0.0401 0.0457
04:01-05:00, Mon., 06 Oct. 0.0489 0.0411 0.0448
03:01-04:00, Mon., 06 Oct. 0.0504 0.0440 0.0467
02:01-03:00, Mon., 06 Oct. 0.0503 0.0444 0.0471
01:01-02:00, Mon., 06 Oct. 0.0494 0.0422 0.0456
00:01-01:00, Mon., 06 Oct. 0.0487 0.0426 0.0459