Measurement results by the hour (Chofu) 6 Jul., 2015 - 12 Jul., 2015

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 Jul. 0.0318 0.0281 0.0300
22:01-23:00, Sun., 12 Jul. 0.0325 0.0280 0.0301
21:01-22:00, Sun., 12 Jul. 0.0319 0.0288 0.0302
20:01-21:00, Sun., 12 Jul. 0.0325 0.0280 0.0301
19:01-20:00, Sun., 12 Jul. 0.0320 0.0281 0.0302
18:01-19:00, Sun., 12 Jul. 0.0321 0.0285 0.0304
17:01-18:00, Sun., 12 Jul. 0.0330 0.0289 0.0306
16:01-17:00, Sun., 12 Jul. 0.0321 0.0285 0.0307
15:01-16:00, Sun., 12 Jul. 0.0320 0.0289 0.0307
14:01-15:00, Sun., 12 Jul. 0.0323 0.0288 0.0304
13:01-14:00, Sun., 12 Jul. 0.0337 0.0291 0.0309
12:01-13:00, Sun., 12 Jul. 0.0327 0.0291 0.0310
11:01-12:00, Sun., 12 Jul. 0.0329 0.0287 0.0312
10:01-11:00, Sun., 12 Jul. 0.0338 0.0291 0.0313
09:01-10:00, Sun., 12 Jul. 0.0343 0.0290 0.0316
08:01-09:00, Sun., 12 Jul. 0.0333 0.0291 0.0314
07:01-08:00, Sun., 12 Jul. 0.0332 0.0296 0.0315
06:01-07:00, Sun., 12 Jul. 0.0334 0.0292 0.0311
05:01-06:00, Sun., 12 Jul. 0.0331 0.0292 0.0310
04:01-05:00, Sun., 12 Jul. 0.0329 0.0286 0.0309
03:01-04:00, Sun., 12 Jul. 0.0324 0.0282 0.0305
02:01-03:00, Sun., 12 Jul. 0.0321 0.0290 0.0305
01:01-02:00, Sun., 12 Jul. 0.0321 0.0285 0.0303
00:01-01:00, Sun., 12 Jul. 0.0322 0.0286 0.0302
23:01-24:00, Sat., 11 Jul. 0.0324 0.0283 0.0304
22:01-23:00, Sat., 11 Jul. 0.0323 0.0290 0.0303
21:01-22:00, Sat., 11 Jul. 0.0318 0.0284 0.0301
20:01-21:00, Sat., 11 Jul. 0.0316 0.0283 0.0299
19:01-20:00, Sat., 11 Jul. 0.0321 0.0275 0.0298
18:01-19:00, Sat., 11 Jul. 0.0320 0.0288 0.0301
17:01-18:00, Sat., 11 Jul. 0.0321 0.0282 0.0302
16:01-17:00, Sat., 11 Jul. 0.0319 0.0282 0.0300
15:01-16:00, Sat., 11 Jul. 0.0324 0.0284 0.0300
14:01-15:00, Sat., 11 Jul. 0.0315 0.0281 0.0300
13:01-14:00, Sat., 11 Jul. 0.0320 0.0285 0.0301
12:01-13:00, Sat., 11 Jul. 0.0323 0.0279 0.0301
11:01-12:00, Sat., 11 Jul. 0.0322 0.0287 0.0302
10:01-11:00, Sat., 11 Jul. 0.0320 0.0290 0.0305
09:01-10:00, Sat., 11 Jul. 0.0319 0.0289 0.0306
08:01-09:00, Sat., 11 Jul. 0.0321 0.0281 0.0302
07:01-08:00, Sat., 11 Jul. 0.0329 0.0283 0.0300
06:01-07:00, Sat., 11 Jul. 0.0313 0.0282 0.0301
05:01-06:00, Sat., 11 Jul. 0.0318 0.0280 0.0300
04:01-05:00, Sat., 11 Jul. 0.0322 0.0282 0.0300
03:01-04:00, Sat., 11 Jul. 0.0318 0.0277 0.0297
02:01-03:00, Sat., 11 Jul. 0.0311 0.0265 0.0292
01:01-02:00, Sat., 11 Jul. 0.0314 0.0274 0.0294
00:01-01:00, Sat., 11 Jul. 0.0313 0.0276 0.0292
23:01-24:00, Fri., 10 Jul. 0.0317 0.0275 0.0293
22:01-23:00, Fri., 10 Jul. 0.0316 0.0273 0.0293
21:01-22:00, Fri., 10 Jul. 0.0312 0.0277 0.0293
20:01-21:00, Fri., 10 Jul. 0.0313 0.0274 0.0292
19:01-20:00, Fri., 10 Jul. 0.0317 0.0274 0.0294
18:01-19:00, Fri., 10 Jul. 0.0314 0.0280 0.0295
17:01-18:00, Fri., 10 Jul. 0.0319 0.0282 0.0302
16:01-17:00, Fri., 10 Jul. 0.0318 0.0277 0.0296
15:01-16:00, Fri., 10 Jul. 0.0311 0.0276 0.0296
14:01-15:00, Fri., 10 Jul. 0.0314 0.0275 0.0295
13:01-14:00, Fri., 10 Jul. 0.0313 0.0273 0.0297
12:01-13:00, Fri., 10 Jul. 0.0325 0.0284 0.0300
11:01-12:00, Fri., 10 Jul. 0.0318 0.0283 0.0299
10:01-11:00, Fri., 10 Jul. 0.0315 0.0270 0.0296
09:01-10:00, Fri., 10 Jul. 0.0320 0.0276 0.0296
08:01-09:00, Fri., 10 Jul. 0.0306 0.0275 0.0292
07:01-08:00, Fri., 10 Jul. 0.0311 0.0275 0.0292
06:01-07:00, Fri., 10 Jul. 0.0312 0.0271 0.0296
05:01-06:00, Fri., 10 Jul. 0.0317 0.0276 0.0296
04:01-05:00, Fri., 10 Jul. 0.0335 0.0279 0.0300
03:01-04:00, Fri., 10 Jul. 0.0335 0.0274 0.0308
02:01-03:00, Fri., 10 Jul. 0.0338 0.0281 0.0312
01:01-02:00, Fri., 10 Jul. 0.0370 0.0318 0.0347
00:01-01:00, Fri., 10 Jul. 0.0413 0.0335 0.0370
23:01-24:00, Thu., 09 Jul. 0.0430 0.0347 0.0389
22:01-23:00, Thu., 09 Jul. 0.0387 0.0278 0.0324
21:01-22:00, Thu., 09 Jul. 0.0309 0.0277 0.0292
20:01-21:00, Thu., 09 Jul. 0.0319 0.0278 0.0301
19:01-20:00, Thu., 09 Jul. 0.0340 0.0284 0.0320
18:01-19:00, Thu., 09 Jul. 0.0384 0.0326 0.0355
17:01-18:00, Thu., 09 Jul. 0.0393 0.0338 0.0365
16:01-17:00, Thu., 09 Jul. 0.0367 0.0300 0.0332
15:01-16:00, Thu., 09 Jul. 0.0356 0.0299 0.0326
14:01-15:00, Thu., 09 Jul. 0.0372 0.0329 0.0348
13:01-14:00, Thu., 09 Jul. 0.0353 0.0286 0.0315
12:01-13:00, Thu., 09 Jul. 0.0358 0.0291 0.0327
11:01-12:00, Thu., 09 Jul. 0.0370 0.0297 0.0341
10:01-11:00, Thu., 09 Jul. 0.0355 0.0286 0.0320
09:01-10:00, Thu., 09 Jul. 0.0325 0.0277 0.0299
08:01-09:00, Thu., 09 Jul. 0.0318 0.0272 0.0294
07:01-08:00, Thu., 09 Jul. 0.0314 0.0274 0.0299
06:01-07:00, Thu., 09 Jul. 0.0325 0.0285 0.0307
05:01-06:00, Thu., 09 Jul. 0.0365 0.0308 0.0328
04:01-05:00, Thu., 09 Jul. 0.0371 0.0314 0.0344
03:01-04:00, Thu., 09 Jul. 0.0355 0.0311 0.0328
02:01-03:00, Thu., 09 Jul. 0.0346 0.0307 0.0325
01:01-02:00, Thu., 09 Jul. 0.0346 0.0300 0.0325
00:01-01:00, Thu., 09 Jul. 0.0356 0.0298 0.0331
23:01-24:00, Wed., 08 Jul. 0.0384 0.0321 0.0349
22:01-23:00, Wed., 08 Jul. 0.0395 0.0337 0.0360
21:01-22:00, Wed., 08 Jul. 0.0377 0.0308 0.0335
20:01-21:00, Wed., 08 Jul. 0.0370 0.0308 0.0341
19:01-20:00, Wed., 08 Jul. 0.0368 0.0324 0.0342
18:01-19:00, Wed., 08 Jul. 0.0377 0.0327 0.0352
17:01-18:00, Wed., 08 Jul. 0.0367 0.0319 0.0345
16:01-17:00, Wed., 08 Jul. 0.0374 0.0328 0.0348
15:01-16:00, Wed., 08 Jul. 0.0355 0.0302 0.0335
14:01-15:00, Wed., 08 Jul. 0.0341 0.0304 0.0321
13:01-14:00, Wed., 08 Jul. 0.0334 0.0299 0.0317
12:01-13:00, Wed., 08 Jul. 0.0334 0.0290 0.0310
11:01-12:00, Wed., 08 Jul. 0.0327 0.0287 0.0308
10:01-11:00, Wed., 08 Jul. 0.0328 0.0289 0.0307
09:01-10:00, Wed., 08 Jul. 0.0326 0.0290 0.0308
08:01-09:00, Wed., 08 Jul. 0.0329 0.0289 0.0312
07:01-08:00, Wed., 08 Jul. 0.0335 0.0293 0.0313
06:01-07:00, Wed., 08 Jul. 0.0326 0.0290 0.0310
05:01-06:00, Wed., 08 Jul. 0.0338 0.0283 0.0307
04:01-05:00, Wed., 08 Jul. 0.0326 0.0290 0.0303
03:01-04:00, Wed., 08 Jul. 0.0321 0.0288 0.0304
02:01-03:00, Wed., 08 Jul. 0.0317 0.0280 0.0298
01:01-02:00, Wed., 08 Jul. 0.0318 0.0266 0.0292
00:01-01:00, Wed., 08 Jul. 0.0312 0.0273 0.0292
23:01-24:00, Tue., 07 Jul. 0.0306 0.0271 0.0291
22:01-23:00, Tue., 07 Jul. 0.0312 0.0267 0.0291
21:01-22:00, Tue., 07 Jul. 0.0315 0.0267 0.0289
20:01-21:00, Tue., 07 Jul. 0.0309 0.0273 0.0294
19:01-20:00, Tue., 07 Jul. 0.0323 0.0284 0.0301
18:01-19:00, Tue., 07 Jul. 0.0316 0.0278 0.0295
17:01-18:00, Tue., 07 Jul. 0.0313 0.0276 0.0296
16:01-17:00, Tue., 07 Jul. 0.0322 0.0277 0.0299
15:01-16:00, Tue., 07 Jul. 0.0315 0.0269 0.0295
14:01-15:00, Tue., 07 Jul. 0.0327 0.0280 0.0301
13:01-14:00, Tue., 07 Jul. 0.0313 0.0282 0.0299
12:01-13:00, Tue., 07 Jul. 0.0320 0.0280 0.0300
11:01-12:00, Tue., 07 Jul. 0.0318 0.0284 0.0300
10:01-11:00, Tue., 07 Jul. 0.0322 0.0277 0.0296
09:01-10:00, Tue., 07 Jul. 0.0315 0.0282 0.0295
08:01-09:00, Tue., 07 Jul. 0.0312 0.0272 0.0291
07:01-08:00, Tue., 07 Jul. 0.0309 0.0277 0.0292
06:01-07:00, Tue., 07 Jul. 0.0316 0.0272 0.0294
05:01-06:00, Tue., 07 Jul. 0.0315 0.0276 0.0294
04:01-05:00, Tue., 07 Jul. 0.0311 0.0272 0.0293
03:01-04:00, Tue., 07 Jul. 0.0307 0.0266 0.0291
02:01-03:00, Tue., 07 Jul. 0.0311 0.0268 0.0293
01:01-02:00, Tue., 07 Jul. 0.0312 0.0271 0.0293
00:01-01:00, Tue., 07 Jul. 0.0309 0.0269 0.0291
23:01-24:00, Mon., 06 Jul. 0.0304 0.0272 0.0290
22:01-23:00, Mon., 06 Jul. 0.0306 0.0267 0.0289
21:01-22:00, Mon., 06 Jul. 0.0314 0.0274 0.0293
20:01-21:00, Mon., 06 Jul. 0.0327 0.0284 0.0301
19:01-20:00, Mon., 06 Jul. 0.0337 0.0296 0.0314
18:01-19:00, Mon., 06 Jul. 0.0347 0.0307 0.0328
17:01-18:00, Mon., 06 Jul. 0.0348 0.0310 0.0331
16:01-17:00, Mon., 06 Jul. 0.0355 0.0320 0.0335
15:01-16:00, Mon., 06 Jul. 0.0365 0.0318 0.0347
14:01-15:00, Mon., 06 Jul. 0.0423 0.0352 0.0377
13:01-14:00, Mon., 06 Jul. 0.0443 0.0371 0.0401
12:01-13:00, Mon., 06 Jul. 0.0439 0.0356 0.0395
11:01-12:00, Mon., 06 Jul. 0.0396 0.0348 0.0365
10:01-11:00, Mon., 06 Jul. 0.0408 0.0348 0.0374
09:01-10:00, Mon., 06 Jul. 0.0394 0.0354 0.0370
08:01-09:00, Mon., 06 Jul. 0.0394 0.0318 0.0350
07:01-08:00, Mon., 06 Jul. 0.0354 0.0314 0.0333
06:01-07:00, Mon., 06 Jul. 0.0360 0.0297 0.0329
05:01-06:00, Mon., 06 Jul. 0.0444 0.0334 0.0381
04:01-05:00, Mon., 06 Jul. 0.0455 0.0372 0.0410
03:01-04:00, Mon., 06 Jul. 0.0415 0.0288 0.0341
02:01-03:00, Mon., 06 Jul. 0.0314 0.0280 0.0297
01:01-02:00, Mon., 06 Jul. 0.0313 0.0274 0.0295
00:01-01:00, Mon., 06 Jul. 0.0318 0.0273 0.0295