Measurement results by the hour (Chofu) 24 Aug., 2015 - 30 Aug., 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., 30 Aug. 0.0311 0.0270 0.0291
22:01-23:00, Sun., 30 Aug. 0.0314 0.0273 0.0295
21:01-22:00, Sun., 30 Aug. 0.0330 0.0277 0.0297
20:01-21:00, Sun., 30 Aug. 0.0331 0.0277 0.0304
19:01-20:00, Sun., 30 Aug. 0.0351 0.0304 0.0325
18:01-19:00, Sun., 30 Aug. 0.0352 0.0294 0.0318
17:01-18:00, Sun., 30 Aug. 0.0333 0.0294 0.0314
16:01-17:00, Sun., 30 Aug. 0.0344 0.0279 0.0307
15:01-16:00, Sun., 30 Aug. 0.0324 0.0275 0.0297
14:01-15:00, Sun., 30 Aug. 0.0317 0.0275 0.0293
13:01-14:00, Sun., 30 Aug. 0.0316 0.0278 0.0297
12:01-13:00, Sun., 30 Aug. 0.0339 0.0296 0.0318
11:01-12:00, Sun., 30 Aug. 0.0361 0.0313 0.0337
10:01-11:00, Sun., 30 Aug. 0.0345 0.0301 0.0321
09:01-10:00, Sun., 30 Aug. 0.0336 0.0280 0.0304
08:01-09:00, Sun., 30 Aug. 0.0316 0.0272 0.0296
07:01-08:00, Sun., 30 Aug. 0.0324 0.0276 0.0298
06:01-07:00, Sun., 30 Aug. 0.0322 0.0275 0.0298
05:01-06:00, Sun., 30 Aug. 0.0312 0.0275 0.0300
04:01-05:00, Sun., 30 Aug. 0.0310 0.0282 0.0298
03:01-04:00, Sun., 30 Aug. 0.0315 0.0276 0.0295
02:01-03:00, Sun., 30 Aug. 0.0315 0.0279 0.0295
01:01-02:00, Sun., 30 Aug. 0.0313 0.0271 0.0296
00:01-01:00, Sun., 30 Aug. 0.0318 0.0279 0.0297
23:01-24:00, Sat., 29 Aug. 0.0314 0.0270 0.0294
22:01-23:00, Sat., 29 Aug. 0.0324 0.0283 0.0303
21:01-22:00, Sat., 29 Aug. 0.0320 0.0287 0.0304
20:01-21:00, Sat., 29 Aug. 0.0327 0.0285 0.0305
19:01-20:00, Sat., 29 Aug. 0.0315 0.0276 0.0297
18:01-19:00, Sat., 29 Aug. 0.0306 0.0274 0.0291
17:01-18:00, Sat., 29 Aug. 0.0316 0.0271 0.0295
16:01-17:00, Sat., 29 Aug. 0.0317 0.0279 0.0295
15:01-16:00, Sat., 29 Aug. 0.0323 0.0281 0.0297
14:01-15:00, Sat., 29 Aug. 0.0321 0.0284 0.0300
13:01-14:00, Sat., 29 Aug. 0.0343 0.0286 0.0309
12:01-13:00, Sat., 29 Aug. 0.0335 0.0290 0.0317
11:01-12:00, Sat., 29 Aug. 0.0331 0.0279 0.0312
10:01-11:00, Sat., 29 Aug. 0.0331 0.0289 0.0312
09:01-10:00, Sat., 29 Aug. 0.0333 0.0295 0.0313
08:01-09:00, Sat., 29 Aug. 0.0338 0.0302 0.0319
07:01-08:00, Sat., 29 Aug. 0.0335 0.0293 0.0312
06:01-07:00, Sat., 29 Aug. 0.0337 0.0290 0.0316
05:01-06:00, Sat., 29 Aug. 0.0358 0.0309 0.0335
04:01-05:00, Sat., 29 Aug. 0.0350 0.0297 0.0319
03:01-04:00, Sat., 29 Aug. 0.0325 0.0285 0.0305
02:01-03:00, Sat., 29 Aug. 0.0331 0.0290 0.0308
01:01-02:00, Sat., 29 Aug. 0.0331 0.0296 0.0315
00:01-01:00, Sat., 29 Aug. 0.0332 0.0292 0.0316
23:01-24:00, Fri., 28 Aug. 0.0334 0.0291 0.0314
22:01-23:00, Fri., 28 Aug. 0.0324 0.0284 0.0300
21:01-22:00, Fri., 28 Aug. 0.0318 0.0272 0.0297
20:01-21:00, Fri., 28 Aug. 0.0312 0.0277 0.0298
19:01-20:00, Fri., 28 Aug. 0.0316 0.0278 0.0300
18:01-19:00, Fri., 28 Aug. 0.0328 0.0285 0.0308
17:01-18:00, Fri., 28 Aug. 0.0326 0.0267 0.0302
16:01-17:00, Fri., 28 Aug. 0.0318 0.0284 0.0298
15:01-16:00, Fri., 28 Aug. 0.0330 0.0276 0.0297
14:01-15:00, Fri., 28 Aug. 0.0318 0.0279 0.0297
13:01-14:00, Fri., 28 Aug. 0.0314 0.0275 0.0298
12:01-13:00, Fri., 28 Aug. 0.0319 0.0277 0.0294
11:01-12:00, Fri., 28 Aug. 0.0317 0.0276 0.0296
10:01-11:00, Fri., 28 Aug. 0.0321 0.0279 0.0299
09:01-10:00, Fri., 28 Aug. 0.0316 0.0282 0.0298
08:01-09:00, Fri., 28 Aug. 0.0318 0.0283 0.0297
07:01-08:00, Fri., 28 Aug. 0.0322 0.0279 0.0302
06:01-07:00, Fri., 28 Aug. 0.0319 0.0283 0.0299
05:01-06:00, Fri., 28 Aug. 0.0315 0.0278 0.0299
04:01-05:00, Fri., 28 Aug. 0.0313 0.0279 0.0295
03:01-04:00, Fri., 28 Aug. 0.0317 0.0279 0.0298
02:01-03:00, Fri., 28 Aug. 0.0320 0.0279 0.0300
01:01-02:00, Fri., 28 Aug. 0.0317 0.0278 0.0296
00:01-01:00, Fri., 28 Aug. 0.0308 0.0277 0.0295
23:01-24:00, Thu., 27 Aug. 0.0313 0.0277 0.0294
22:01-23:00, Thu., 27 Aug. 0.0315 0.0274 0.0297
21:01-22:00, Thu., 27 Aug. 0.0319 0.0278 0.0300
20:01-21:00, Thu., 27 Aug. 0.0321 0.0279 0.0300
19:01-20:00, Thu., 27 Aug. 0.0314 0.0277 0.0296
18:01-19:00, Thu., 27 Aug. 0.0313 0.0274 0.0296
17:01-18:00, Thu., 27 Aug. 0.0308 0.0277 0.0293
16:01-17:00, Thu., 27 Aug. 0.0309 0.0271 0.0292
15:01-16:00, Thu., 27 Aug. 0.0315 0.0273 0.0294
14:01-15:00, Thu., 27 Aug. 0.0311 0.0277 0.0293
13:01-14:00, Thu., 27 Aug. 0.0306 0.0273 0.0290
12:01-13:00, Thu., 27 Aug. 0.0312 0.0272 0.0291
11:01-12:00, Thu., 27 Aug. 0.0321 0.0274 0.0291
10:01-11:00, Thu., 27 Aug. 0.0305 0.0273 0.0290
09:01-10:00, Thu., 27 Aug. 0.0305 0.0267 0.0290
08:01-09:00, Thu., 27 Aug. 0.0314 0.0277 0.0295
07:01-08:00, Thu., 27 Aug. 0.0318 0.0280 0.0295
06:01-07:00, Thu., 27 Aug. 0.0319 0.0278 0.0293
05:01-06:00, Thu., 27 Aug. 0.0314 0.0274 0.0292
04:01-05:00, Thu., 27 Aug. 0.0317 0.0273 0.0293
03:01-04:00, Thu., 27 Aug. 0.0316 0.0275 0.0292
02:01-03:00, Thu., 27 Aug. 0.0310 0.0273 0.0293
01:01-02:00, Thu., 27 Aug. 0.0312 0.0272 0.0291
00:01-01:00, Thu., 27 Aug. 0.0315 0.0271 0.0291
23:01-24:00, Wed., 26 Aug. 0.0312 0.0274 0.0292
22:01-23:00, Wed., 26 Aug. 0.0315 0.0273 0.0294
21:01-22:00, Wed., 26 Aug. 0.0322 0.0280 0.0299
20:01-21:00, Wed., 26 Aug. 0.0319 0.0283 0.0304
19:01-20:00, Wed., 26 Aug. 0.0329 0.0292 0.0307
18:01-19:00, Wed., 26 Aug. 0.0325 0.0284 0.0305
17:01-18:00, Wed., 26 Aug. 0.0324 0.0284 0.0304
16:01-17:00, Wed., 26 Aug. 0.0328 0.0289 0.0304
15:01-16:00, Wed., 26 Aug. 0.0329 0.0282 0.0306
14:01-15:00, Wed., 26 Aug. 0.0324 0.0283 0.0303
13:01-14:00, Wed., 26 Aug. 0.0325 0.0286 0.0307
12:01-13:00, Wed., 26 Aug. 0.0330 0.0289 0.0309
11:01-12:00, Wed., 26 Aug. 0.0343 0.0299 0.0321
10:01-11:00, Wed., 26 Aug. 0.0374 0.0309 0.0335
09:01-10:00, Wed., 26 Aug. 0.0397 0.0335 0.0362
08:01-09:00, Wed., 26 Aug. 0.0405 0.0334 0.0372
07:01-08:00, Wed., 26 Aug. 0.0429 0.0361 0.0397
06:01-07:00, Wed., 26 Aug. 0.0416 0.0359 0.0383
05:01-06:00, Wed., 26 Aug. 0.0430 0.0360 0.0386
04:01-05:00, Wed., 26 Aug. 0.0424 0.0336 0.0377
03:01-04:00, Wed., 26 Aug. 0.0356 0.0304 0.0332
02:01-03:00, Wed., 26 Aug. 0.0365 0.0311 0.0344
01:01-02:00, Wed., 26 Aug. 0.0364 0.0303 0.0334
00:01-01:00, Wed., 26 Aug. 0.0361 0.0301 0.0333
23:01-24:00, Tue., 25 Aug. 0.0336 0.0295 0.0318
22:01-23:00, Tue., 25 Aug. 0.0335 0.0284 0.0310
21:01-22:00, Tue., 25 Aug. 0.0335 0.0287 0.0309
20:01-21:00, Tue., 25 Aug. 0.0320 0.0281 0.0305
19:01-20:00, Tue., 25 Aug. 0.0321 0.0282 0.0300
18:01-19:00, Tue., 25 Aug. 0.0311 0.0281 0.0295
17:01-18:00, Tue., 25 Aug. 0.0310 0.0276 0.0294
16:01-17:00, Tue., 25 Aug. 0.0314 0.0277 0.0295
15:01-16:00, Tue., 25 Aug. 0.0315 0.0285 0.0299
14:01-15:00, Tue., 25 Aug. 0.0329 0.0286 0.0309
13:01-14:00, Tue., 25 Aug. 0.0325 0.0281 0.0301
12:01-13:00, Tue., 25 Aug. 0.0324 0.0280 0.0295
11:01-12:00, Tue., 25 Aug. 0.0309 0.0279 0.0295
10:01-11:00, Tue., 25 Aug. 0.0333 0.0280 0.0300
09:01-10:00, Tue., 25 Aug. 0.0313 0.0277 0.0299
08:01-09:00, Tue., 25 Aug. 0.0320 0.0277 0.0299
07:01-08:00, Tue., 25 Aug. 0.0321 0.0275 0.0298
06:01-07:00, Tue., 25 Aug. 0.0323 0.0283 0.0297
05:01-06:00, Tue., 25 Aug. 0.0314 0.0278 0.0297
04:01-05:00, Tue., 25 Aug. 0.0319 0.0278 0.0299
03:01-04:00, Tue., 25 Aug. 0.0313 0.0280 0.0297
02:01-03:00, Tue., 25 Aug. 0.0315 0.0281 0.0296
01:01-02:00, Tue., 25 Aug. 0.0314 0.0276 0.0296
00:01-01:00, Tue., 25 Aug. 0.0316 0.0273 0.0295
23:01-24:00, Mon., 24 Aug. 0.0313 0.0277 0.0296
22:01-23:00, Mon., 24 Aug. 0.0316 0.0277 0.0295
21:01-22:00, Mon., 24 Aug. 0.0317 0.0278 0.0296
20:01-21:00, Mon., 24 Aug. 0.0318 0.0273 0.0297
19:01-20:00, Mon., 24 Aug. 0.0312 0.0277 0.0295
18:01-19:00, Mon., 24 Aug. 0.0312 0.0277 0.0297
17:01-18:00, Mon., 24 Aug. 0.0316 0.0277 0.0298
16:01-17:00, Mon., 24 Aug. 0.0323 0.0288 0.0300
15:01-16:00, Mon., 24 Aug. 0.0321 0.0279 0.0298
14:01-15:00, Mon., 24 Aug. 0.0323 0.0273 0.0299
13:01-14:00, Mon., 24 Aug. 0.0315 0.0272 0.0295
12:01-13:00, Mon., 24 Aug. 0.0316 0.0283 0.0297
11:01-12:00, Mon., 24 Aug. 0.0323 0.0275 0.0295
10:01-11:00, Mon., 24 Aug. 0.0314 0.0279 0.0296
09:01-10:00, Mon., 24 Aug. 0.0321 0.0285 0.0300
08:01-09:00, Mon., 24 Aug. 0.0313 0.0270 0.0295
07:01-08:00, Mon., 24 Aug. 0.0314 0.0283 0.0298
06:01-07:00, Mon., 24 Aug. 0.0317 0.0282 0.0297
05:01-06:00, Mon., 24 Aug. 0.0315 0.0284 0.0298
04:01-05:00, Mon., 24 Aug. 0.0317 0.0283 0.0300
03:01-04:00, Mon., 24 Aug. 0.0320 0.0284 0.0297
02:01-03:00, Mon., 24 Aug. 0.0316 0.0282 0.0299
01:01-02:00, Mon., 24 Aug. 0.0323 0.0275 0.0296
00:01-01:00, Mon., 24 Aug. 0.0326 0.0273 0.0298