Measurement results by the hour (Chofu) 28 Aug., 2017 - 3 Sep., 2017

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., 03 Sep. 0.0308 0.0265 0.0286
22:01-23:00, Sun., 03 Sep. 0.0308 0.0271 0.0288
21:01-22:00, Sun., 03 Sep. 0.0303 0.0267 0.0286
20:01-21:00, Sun., 03 Sep. 0.0303 0.0271 0.0286
19:01-20:00, Sun., 03 Sep. 0.0303 0.0264 0.0286
18:01-19:00, Sun., 03 Sep. 0.0303 0.0266 0.0288
17:01-18:00, Sun., 03 Sep. 0.0307 0.0273 0.0289
16:01-17:00, Sun., 03 Sep. 0.0311 0.0270 0.0289
15:01-16:00, Sun., 03 Sep. 0.0310 0.0271 0.0288
14:01-15:00, Sun., 03 Sep. 0.0312 0.0268 0.0287
13:01-14:00, Sun., 03 Sep. 0.0300 0.0265 0.0284
12:01-13:00, Sun., 03 Sep. 0.0304 0.0265 0.0285
11:01-12:00, Sun., 03 Sep. 0.0310 0.0269 0.0287
10:01-11:00, Sun., 03 Sep. 0.0311 0.0262 0.0289
09:01-10:00, Sun., 03 Sep. 0.0315 0.0270 0.0288
08:01-09:00, Sun., 03 Sep. 0.0306 0.0263 0.0290
07:01-08:00, Sun., 03 Sep. 0.0316 0.0273 0.0294
06:01-07:00, Sun., 03 Sep. 0.0316 0.0271 0.0296
05:01-06:00, Sun., 03 Sep. 0.0313 0.0276 0.0296
04:01-05:00, Sun., 03 Sep. 0.0313 0.0276 0.0294
03:01-04:00, Sun., 03 Sep. 0.0307 0.0278 0.0293
02:01-03:00, Sun., 03 Sep. 0.0314 0.0272 0.0291
01:01-02:00, Sun., 03 Sep. 0.0321 0.0266 0.0288
00:01-01:00, Sun., 03 Sep. 0.0302 0.0266 0.0286
23:01-24:00, Sat., 02 Sep. 0.0301 0.0266 0.0286
22:01-23:00, Sat., 02 Sep. 0.0308 0.0264 0.0285
21:01-22:00, Sat., 02 Sep. 0.0306 0.0260 0.0283
20:01-21:00, Sat., 02 Sep. 0.0312 0.0271 0.0287
19:01-20:00, Sat., 02 Sep. 0.0299 0.0264 0.0284
18:01-19:00, Sat., 02 Sep. 0.0303 0.0267 0.0284
17:01-18:00, Sat., 02 Sep. 0.0305 0.0263 0.0284
16:01-17:00, Sat., 02 Sep. 0.0304 0.0265 0.0283
15:01-16:00, Sat., 02 Sep. 0.0312 0.0266 0.0286
14:01-15:00, Sat., 02 Sep. 0.0302 0.0268 0.0284
13:01-14:00, Sat., 02 Sep. 0.0300 0.0269 0.0285
12:01-13:00, Sat., 02 Sep. 0.0307 0.0259 0.0283
11:01-12:00, Sat., 02 Sep. 0.0312 0.0271 0.0287
10:01-11:00, Sat., 02 Sep. 0.0319 0.0272 0.0296
09:01-10:00, Sat., 02 Sep. 0.0336 0.0288 0.0310
08:01-09:00, Sat., 02 Sep. 0.0356 0.0309 0.0330
07:01-08:00, Sat., 02 Sep. 0.0349 0.0306 0.0326
06:01-07:00, Sat., 02 Sep. 0.0352 0.0302 0.0328
05:01-06:00, Sat., 02 Sep. 0.0355 0.0306 0.0326
04:01-05:00, Sat., 02 Sep. 0.0333 0.0272 0.0301
03:01-04:00, Sat., 02 Sep. 0.0312 0.0269 0.0295
02:01-03:00, Sat., 02 Sep. 0.0312 0.0270 0.0292
01:01-02:00, Sat., 02 Sep. 0.0314 0.0279 0.0297
00:01-01:00, Sat., 02 Sep. 0.0330 0.0287 0.0303
23:01-24:00, Fri., 01 Sep. 0.0320 0.0284 0.0301
22:01-23:00, Fri., 01 Sep. 0.0322 0.0290 0.0303
21:01-22:00, Fri., 01 Sep. 0.0324 0.0285 0.0306
20:01-21:00, Fri., 01 Sep. 0.0316 0.0272 0.0295
19:01-20:00, Fri., 01 Sep. 0.0316 0.0269 0.0297
18:01-19:00, Fri., 01 Sep. 0.0314 0.0276 0.0293
17:01-18:00, Fri., 01 Sep. 0.0319 0.0280 0.0298
16:01-17:00, Fri., 01 Sep. 0.0310 0.0274 0.0295
15:01-16:00, Fri., 01 Sep. 0.0317 0.0279 0.0296
14:01-15:00, Fri., 01 Sep. 0.0318 0.0281 0.0298
13:01-14:00, Fri., 01 Sep. 0.0319 0.0274 0.0297
12:01-13:00, Fri., 01 Sep. 0.0317 0.0278 0.0296
11:01-12:00, Fri., 01 Sep. 0.0312 0.0279 0.0295
10:01-11:00, Fri., 01 Sep. 0.0319 0.0280 0.0296
09:01-10:00, Fri., 01 Sep. 0.0320 0.0272 0.0298
08:01-09:00, Fri., 01 Sep. 0.0313 0.0274 0.0295
07:01-08:00, Fri., 01 Sep. 0.0319 0.0279 0.0296
06:01-07:00, Fri., 01 Sep. 0.0320 0.0274 0.0294
05:01-06:00, Fri., 01 Sep. 0.0324 0.0275 0.0296
04:01-05:00, Fri., 01 Sep. 0.0314 0.0276 0.0293
03:01-04:00, Fri., 01 Sep. 0.0313 0.0276 0.0292
02:01-03:00, Fri., 01 Sep. 0.0313 0.0270 0.0292
01:01-02:00, Fri., 01 Sep. 0.0311 0.0272 0.0293
00:01-01:00, Fri., 01 Sep. 0.0314 0.0271 0.0290
23:01-24:00, Thu., 31 Aug. 0.0316 0.0269 0.0294
22:01-23:00, Thu., 31 Aug. 0.0310 0.0278 0.0293
21:01-22:00, Thu., 31 Aug. 0.0313 0.0272 0.0294
20:01-21:00, Thu., 31 Aug. 0.0318 0.0270 0.0294
19:01-20:00, Thu., 31 Aug. 0.0307 0.0269 0.0292
18:01-19:00, Thu., 31 Aug. 0.0311 0.0267 0.0291
17:01-18:00, Thu., 31 Aug. 0.0310 0.0272 0.0292
16:01-17:00, Thu., 31 Aug. 0.0319 0.0270 0.0293
15:01-16:00, Thu., 31 Aug. 0.0313 0.0275 0.0293
14:01-15:00, Thu., 31 Aug. 0.0313 0.0278 0.0296
13:01-14:00, Thu., 31 Aug. 0.0332 0.0281 0.0299
12:01-13:00, Thu., 31 Aug. 0.0351 0.0284 0.0319
11:01-12:00, Thu., 31 Aug. 0.0435 0.0328 0.0377
10:01-11:00, Thu., 31 Aug. 0.0489 0.0416 0.0449
09:01-10:00, Thu., 31 Aug. 0.0470 0.0338 0.0396
08:01-09:00, Thu., 31 Aug. 0.0370 0.0307 0.0337
07:01-08:00, Thu., 31 Aug. 0.0338 0.0294 0.0317
06:01-07:00, Thu., 31 Aug. 0.0329 0.0285 0.0304
05:01-06:00, Thu., 31 Aug. 0.0321 0.0277 0.0299
04:01-05:00, Thu., 31 Aug. 0.0322 0.0277 0.0298
03:01-04:00, Thu., 31 Aug. 0.0320 0.0278 0.0296
02:01-03:00, Thu., 31 Aug. 0.0318 0.0276 0.0297
01:01-02:00, Thu., 31 Aug. 0.0319 0.0273 0.0300
00:01-01:00, Thu., 31 Aug. 0.0333 0.0280 0.0306
23:01-24:00, Wed., 30 Aug. 0.0328 0.0282 0.0305
22:01-23:00, Wed., 30 Aug. 0.0321 0.0277 0.0298
21:01-22:00, Wed., 30 Aug. 0.0319 0.0277 0.0296
20:01-21:00, Wed., 30 Aug. 0.0329 0.0276 0.0304
19:01-20:00, Wed., 30 Aug. 0.0316 0.0289 0.0302
18:01-19:00, Wed., 30 Aug. 0.0319 0.0275 0.0298
17:01-18:00, Wed., 30 Aug. 0.0317 0.0279 0.0299
16:01-17:00, Wed., 30 Aug. 0.0315 0.0282 0.0299
15:01-16:00, Wed., 30 Aug. 0.0314 0.0281 0.0297
14:01-15:00, Wed., 30 Aug. 0.0318 0.0275 0.0296
13:01-14:00, Wed., 30 Aug. 0.0309 0.0269 0.0291
12:01-13:00, Wed., 30 Aug. 0.0315 0.0273 0.0299
11:01-12:00, Wed., 30 Aug. 0.0317 0.0282 0.0299
10:01-11:00, Wed., 30 Aug. 0.0319 0.0275 0.0297
09:01-10:00, Wed., 30 Aug. 0.0330 0.0272 0.0299
08:01-09:00, Wed., 30 Aug. 0.0323 0.0285 0.0304
07:01-08:00, Wed., 30 Aug. 0.0327 0.0287 0.0309
06:01-07:00, Wed., 30 Aug. 0.0329 0.0287 0.0305
05:01-06:00, Wed., 30 Aug. 0.0324 0.0275 0.0299
04:01-05:00, Wed., 30 Aug. 0.0313 0.0274 0.0294
03:01-04:00, Wed., 30 Aug. 0.0317 0.0265 0.0293
02:01-03:00, Wed., 30 Aug. 0.0318 0.0268 0.0293
01:01-02:00, Wed., 30 Aug. 0.0312 0.0271 0.0293
00:01-01:00, Wed., 30 Aug. 0.0317 0.0278 0.0293
23:01-24:00, Tue., 29 Aug. 0.0318 0.0268 0.0292
22:01-23:00, Tue., 29 Aug. 0.0316 0.0271 0.0293
21:01-22:00, Tue., 29 Aug. 0.0310 0.0276 0.0292
20:01-21:00, Tue., 29 Aug. 0.0313 0.0269 0.0291
19:01-20:00, Tue., 29 Aug. 0.0316 0.0277 0.0293
18:01-19:00, Tue., 29 Aug. 0.0309 0.0272 0.0290
17:01-18:00, Tue., 29 Aug. 0.0308 0.0272 0.0291
16:01-17:00, Tue., 29 Aug. 0.0312 0.0273 0.0292
15:01-16:00, Tue., 29 Aug. 0.0315 0.0270 0.0290
14:01-15:00, Tue., 29 Aug. 0.0315 0.0264 0.0292
13:01-14:00, Tue., 29 Aug. 0.0306 0.0273 0.0291
12:01-13:00, Tue., 29 Aug. 0.0308 0.0268 0.0291
11:01-12:00, Tue., 29 Aug. 0.0308 0.0268 0.0288
10:01-11:00, Tue., 29 Aug. 0.0314 0.0265 0.0289
09:01-10:00, Tue., 29 Aug. 0.0310 0.0271 0.0291
08:01-09:00, Tue., 29 Aug. 0.0317 0.0279 0.0298
07:01-08:00, Tue., 29 Aug. 0.0330 0.0291 0.0312
06:01-07:00, Tue., 29 Aug. 0.0343 0.0305 0.0324
05:01-06:00, Tue., 29 Aug. 0.0339 0.0289 0.0316
04:01-05:00, Tue., 29 Aug. 0.0329 0.0280 0.0303
03:01-04:00, Tue., 29 Aug. 0.0311 0.0275 0.0295
02:01-03:00, Tue., 29 Aug. 0.0311 0.0275 0.0297
01:01-02:00, Tue., 29 Aug. 0.0315 0.0276 0.0295
00:01-01:00, Tue., 29 Aug. 0.0311 0.0266 0.0293
23:01-24:00, Mon., 28 Aug. 0.0318 0.0279 0.0295
22:01-23:00, Mon., 28 Aug. 0.0317 0.0274 0.0295
21:01-22:00, Mon., 28 Aug. 0.0315 0.0269 0.0293
20:01-21:00, Mon., 28 Aug. 0.0309 0.0276 0.0295
19:01-20:00, Mon., 28 Aug. 0.0319 0.0274 0.0293
18:01-19:00, Mon., 28 Aug. 0.0315 0.0272 0.0292
17:01-18:00, Mon., 28 Aug. 0.0306 0.0272 0.0290
16:01-17:00, Mon., 28 Aug. 0.0308 0.0273 0.0293
15:01-16:00, Mon., 28 Aug. 0.0320 0.0272 0.0293
14:01-15:00, Mon., 28 Aug. 0.0313 0.0282 0.0296
13:01-14:00, Mon., 28 Aug. 0.0305 0.0274 0.0292
12:01-13:00, Mon., 28 Aug. 0.0315 0.0280 0.0298
11:01-12:00, Mon., 28 Aug. 0.0313 0.0273 0.0295
10:01-11:00, Mon., 28 Aug. 0.0324 0.0277 0.0295
09:01-10:00, Mon., 28 Aug. 0.0312 0.0274 0.0296
08:01-09:00, Mon., 28 Aug. 0.0318 0.0284 0.0299
07:01-08:00, Mon., 28 Aug. 0.0326 0.0282 0.0304
06:01-07:00, Mon., 28 Aug. 0.0333 0.0288 0.0307
05:01-06:00, Mon., 28 Aug. 0.0319 0.0286 0.0305
04:01-05:00, Mon., 28 Aug. 0.0320 0.0284 0.0300
03:01-04:00, Mon., 28 Aug. 0.0318 0.0278 0.0301
02:01-03:00, Mon., 28 Aug. 0.0323 0.0282 0.0301
01:01-02:00, Mon., 28 Aug. 0.0316 0.0274 0.0294
00:01-01:00, Mon., 28 Aug. 0.0321 0.0275 0.0297