Measurement results by the hour (Chofu) 17 Oct., 2016 - 23 Oct., 2016

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., 23 Oct. 0.0317 0.0276 0.0298
22:01-23:00, Sun., 23 Oct. 0.0316 0.0281 0.0298
21:01-22:00, Sun., 23 Oct. 0.0315 0.0281 0.0297
20:01-21:00, Sun., 23 Oct. 0.0316 0.0278 0.0298
19:01-20:00, Sun., 23 Oct. 0.0324 0.0283 0.0301
18:01-19:00, Sun., 23 Oct. 0.0321 0.0273 0.0297
17:01-18:00, Sun., 23 Oct. 0.0323 0.0274 0.0298
16:01-17:00, Sun., 23 Oct. 0.0318 0.0283 0.0300
15:01-16:00, Sun., 23 Oct. 0.0315 0.0285 0.0301
14:01-15:00, Sun., 23 Oct. 0.0320 0.0278 0.0302
13:01-14:00, Sun., 23 Oct. 0.0321 0.0282 0.0301
12:01-13:00, Sun., 23 Oct. 0.0314 0.0279 0.0302
11:01-12:00, Sun., 23 Oct. 0.0321 0.0281 0.0301
10:01-11:00, Sun., 23 Oct. 0.0322 0.0284 0.0303
09:01-10:00, Sun., 23 Oct. 0.0332 0.0275 0.0309
08:01-09:00, Sun., 23 Oct. 0.0331 0.0294 0.0312
07:01-08:00, Sun., 23 Oct. 0.0328 0.0294 0.0310
06:01-07:00, Sun., 23 Oct. 0.0329 0.0288 0.0309
05:01-06:00, Sun., 23 Oct. 0.0335 0.0299 0.0314
04:01-05:00, Sun., 23 Oct. 0.0334 0.0295 0.0314
03:01-04:00, Sun., 23 Oct. 0.0338 0.0295 0.0313
02:01-03:00, Sun., 23 Oct. 0.0317 0.0285 0.0304
01:01-02:00, Sun., 23 Oct. 0.0323 0.0283 0.0303
00:01-01:00, Sun., 23 Oct. 0.0317 0.0287 0.0301
23:01-24:00, Sat., 22 Oct. 0.0313 0.0268 0.0297
22:01-23:00, Sat., 22 Oct. 0.0336 0.0277 0.0298
21:01-22:00, Sat., 22 Oct. 0.0321 0.0282 0.0299
20:01-21:00, Sat., 22 Oct. 0.0320 0.0278 0.0301
19:01-20:00, Sat., 22 Oct. 0.0323 0.0279 0.0299
18:01-19:00, Sat., 22 Oct. 0.0331 0.0291 0.0303
17:01-18:00, Sat., 22 Oct. 0.0324 0.0289 0.0303
16:01-17:00, Sat., 22 Oct. 0.0324 0.0280 0.0301
15:01-16:00, Sat., 22 Oct. 0.0332 0.0285 0.0305
14:01-15:00, Sat., 22 Oct. 0.0321 0.0285 0.0304
13:01-14:00, Sat., 22 Oct. 0.0321 0.0290 0.0305
12:01-13:00, Sat., 22 Oct. 0.0335 0.0285 0.0308
11:01-12:00, Sat., 22 Oct. 0.0324 0.0289 0.0308
10:01-11:00, Sat., 22 Oct. 0.0325 0.0290 0.0307
09:01-10:00, Sat., 22 Oct. 0.0337 0.0277 0.0308
08:01-09:00, Sat., 22 Oct. 0.0324 0.0286 0.0304
07:01-08:00, Sat., 22 Oct. 0.0326 0.0283 0.0304
06:01-07:00, Sat., 22 Oct. 0.0328 0.0288 0.0305
05:01-06:00, Sat., 22 Oct. 0.0326 0.0283 0.0304
04:01-05:00, Sat., 22 Oct. 0.0325 0.0285 0.0305
03:01-04:00, Sat., 22 Oct. 0.0330 0.0289 0.0306
02:01-03:00, Sat., 22 Oct. 0.0332 0.0281 0.0301
01:01-02:00, Sat., 22 Oct. 0.0317 0.0283 0.0303
00:01-01:00, Sat., 22 Oct. 0.0326 0.0284 0.0306
23:01-24:00, Fri., 21 Oct. 0.0332 0.0282 0.0307
22:01-23:00, Fri., 21 Oct. 0.0313 0.0280 0.0297
21:01-22:00, Fri., 21 Oct. 0.0316 0.0272 0.0293
20:01-21:00, Fri., 21 Oct. 0.0311 0.0276 0.0296
19:01-20:00, Fri., 21 Oct. 0.0321 0.0281 0.0298
18:01-19:00, Fri., 21 Oct. 0.0318 0.0279 0.0296
17:01-18:00, Fri., 21 Oct. 0.0325 0.0271 0.0293
16:01-17:00, Fri., 21 Oct. 0.0323 0.0265 0.0294
15:01-16:00, Fri., 21 Oct. 0.0313 0.0276 0.0296
14:01-15:00, Fri., 21 Oct. 0.0311 0.0273 0.0295
13:01-14:00, Fri., 21 Oct. 0.0314 0.0276 0.0295
12:01-13:00, Fri., 21 Oct. 0.0318 0.0278 0.0296
11:01-12:00, Fri., 21 Oct. 0.0313 0.0278 0.0296
10:01-11:00, Fri., 21 Oct. 0.0315 0.0273 0.0295
09:01-10:00, Fri., 21 Oct. 0.0320 0.0276 0.0298
08:01-09:00, Fri., 21 Oct. 0.0321 0.0281 0.0300
07:01-08:00, Fri., 21 Oct. 0.0327 0.0276 0.0300
06:01-07:00, Fri., 21 Oct. 0.0317 0.0284 0.0300
05:01-06:00, Fri., 21 Oct. 0.0325 0.0282 0.0301
04:01-05:00, Fri., 21 Oct. 0.0329 0.0282 0.0301
03:01-04:00, Fri., 21 Oct. 0.0320 0.0281 0.0299
02:01-03:00, Fri., 21 Oct. 0.0329 0.0274 0.0299
01:01-02:00, Fri., 21 Oct. 0.0317 0.0271 0.0300
00:01-01:00, Fri., 21 Oct. 0.0324 0.0282 0.0303
23:01-24:00, Thu., 20 Oct. 0.0321 0.0284 0.0302
22:01-23:00, Thu., 20 Oct. 0.0326 0.0283 0.0303
21:01-22:00, Thu., 20 Oct. 0.0319 0.0264 0.0298
20:01-21:00, Thu., 20 Oct. 0.0321 0.0278 0.0298
19:01-20:00, Thu., 20 Oct. 0.0313 0.0279 0.0296
18:01-19:00, Thu., 20 Oct. 0.0313 0.0276 0.0294
17:01-18:00, Thu., 20 Oct. 0.0309 0.0273 0.0293
16:01-17:00, Thu., 20 Oct. 0.0309 0.0266 0.0293
15:01-16:00, Thu., 20 Oct. 0.0320 0.0278 0.0295
14:01-15:00, Thu., 20 Oct. 0.0314 0.0277 0.0298
13:01-14:00, Thu., 20 Oct. 0.0314 0.0276 0.0297
12:01-13:00, Thu., 20 Oct. 0.0322 0.0276 0.0296
11:01-12:00, Thu., 20 Oct. 0.0321 0.0273 0.0294
10:01-11:00, Thu., 20 Oct. 0.0323 0.0278 0.0300
09:01-10:00, Thu., 20 Oct. 0.0326 0.0280 0.0301
08:01-09:00, Thu., 20 Oct. 0.0329 0.0290 0.0309
07:01-08:00, Thu., 20 Oct. 0.0331 0.0291 0.0309
06:01-07:00, Thu., 20 Oct. 0.0328 0.0282 0.0306
05:01-06:00, Thu., 20 Oct. 0.0325 0.0282 0.0300
04:01-05:00, Thu., 20 Oct. 0.0326 0.0277 0.0298
03:01-04:00, Thu., 20 Oct. 0.0323 0.0275 0.0296
02:01-03:00, Thu., 20 Oct. 0.0313 0.0277 0.0296
01:01-02:00, Thu., 20 Oct. 0.0317 0.0271 0.0293
00:01-01:00, Thu., 20 Oct. 0.0309 0.0271 0.0289
23:01-24:00, Wed., 19 Oct. 0.0311 0.0273 0.0293
22:01-23:00, Wed., 19 Oct. 0.0307 0.0273 0.0290
21:01-22:00, Wed., 19 Oct. 0.0311 0.0272 0.0288
20:01-21:00, Wed., 19 Oct. 0.0310 0.0265 0.0291
19:01-20:00, Wed., 19 Oct. 0.0315 0.0268 0.0289
18:01-19:00, Wed., 19 Oct. 0.0305 0.0272 0.0289
17:01-18:00, Wed., 19 Oct. 0.0312 0.0276 0.0291
16:01-17:00, Wed., 19 Oct. 0.0315 0.0273 0.0290
15:01-16:00, Wed., 19 Oct. 0.0312 0.0277 0.0292
14:01-15:00, Wed., 19 Oct. 0.0312 0.0276 0.0290
13:01-14:00, Wed., 19 Oct. 0.0308 0.0273 0.0292
12:01-13:00, Wed., 19 Oct. 0.0316 0.0271 0.0294
11:01-12:00, Wed., 19 Oct. 0.0315 0.0275 0.0293
10:01-11:00, Wed., 19 Oct. 0.0311 0.0274 0.0296
09:01-10:00, Wed., 19 Oct. 0.0314 0.0282 0.0298
08:01-09:00, Wed., 19 Oct. 0.0318 0.0280 0.0299
07:01-08:00, Wed., 19 Oct. 0.0327 0.0283 0.0301
06:01-07:00, Wed., 19 Oct. 0.0317 0.0282 0.0298
05:01-06:00, Wed., 19 Oct. 0.0318 0.0280 0.0297
04:01-05:00, Wed., 19 Oct. 0.0321 0.0274 0.0295
03:01-04:00, Wed., 19 Oct. 0.0319 0.0270 0.0296
02:01-03:00, Wed., 19 Oct. 0.0315 0.0280 0.0294
01:01-02:00, Wed., 19 Oct. 0.0313 0.0272 0.0294
00:01-01:00, Wed., 19 Oct. 0.0308 0.0274 0.0289
23:01-24:00, Tue., 18 Oct. 0.0306 0.0271 0.0290
22:01-23:00, Tue., 18 Oct. 0.0311 0.0268 0.0286
21:01-22:00, Tue., 18 Oct. 0.0309 0.0269 0.0290
20:01-21:00, Tue., 18 Oct. 0.0315 0.0271 0.0292
19:01-20:00, Tue., 18 Oct. 0.0309 0.0270 0.0289
18:01-19:00, Tue., 18 Oct. 0.0316 0.0275 0.0289
17:01-18:00, Tue., 18 Oct. 0.0304 0.0269 0.0288
16:01-17:00, Tue., 18 Oct. 0.0308 0.0271 0.0289
15:01-16:00, Tue., 18 Oct. 0.0309 0.0267 0.0289
14:01-15:00, Tue., 18 Oct. 0.0315 0.0266 0.0290
13:01-14:00, Tue., 18 Oct. 0.0312 0.0272 0.0289
12:01-13:00, Tue., 18 Oct. 0.0308 0.0262 0.0290
11:01-12:00, Tue., 18 Oct. 0.0316 0.0279 0.0297
10:01-11:00, Tue., 18 Oct. 0.0321 0.0278 0.0299
09:01-10:00, Tue., 18 Oct. 0.0318 0.0278 0.0297
08:01-09:00, Tue., 18 Oct. 0.0319 0.0279 0.0300
07:01-08:00, Tue., 18 Oct. 0.0322 0.0281 0.0300
06:01-07:00, Tue., 18 Oct. 0.0321 0.0286 0.0303
05:01-06:00, Tue., 18 Oct. 0.0319 0.0274 0.0299
04:01-05:00, Tue., 18 Oct. 0.0319 0.0283 0.0298
03:01-04:00, Tue., 18 Oct. 0.0327 0.0273 0.0304
02:01-03:00, Tue., 18 Oct. 0.0330 0.0277 0.0305
01:01-02:00, Tue., 18 Oct. 0.0318 0.0283 0.0299
00:01-01:00, Tue., 18 Oct. 0.0315 0.0275 0.0296
23:01-24:00, Mon., 17 Oct. 0.0312 0.0268 0.0293
22:01-23:00, Mon., 17 Oct. 0.0317 0.0271 0.0292
21:01-22:00, Mon., 17 Oct. 0.0306 0.0275 0.0292
20:01-21:00, Mon., 17 Oct. 0.0313 0.0278 0.0294
19:01-20:00, Mon., 17 Oct. 0.0319 0.0272 0.0293
18:01-19:00, Mon., 17 Oct. 0.0308 0.0271 0.0292
17:01-18:00, Mon., 17 Oct. 0.0328 0.0276 0.0298
16:01-17:00, Mon., 17 Oct. 0.0318 0.0266 0.0294
15:01-16:00, Mon., 17 Oct. 0.0310 0.0270 0.0288
14:01-15:00, Mon., 17 Oct. 0.0311 0.0266 0.0294
13:01-14:00, Mon., 17 Oct. 0.0354 0.0297 0.0315
12:01-13:00, Mon., 17 Oct. 0.0372 0.0331 0.0352
11:01-12:00, Mon., 17 Oct. 0.0397 0.0332 0.0363
10:01-11:00, Mon., 17 Oct. 0.0397 0.0353 0.0370
09:01-10:00, Mon., 17 Oct. 0.0402 0.0336 0.0366
08:01-09:00, Mon., 17 Oct. 0.0363 0.0294 0.0327
07:01-08:00, Mon., 17 Oct. 0.0332 0.0293 0.0313
06:01-07:00, Mon., 17 Oct. 0.0332 0.0283 0.0306
05:01-06:00, Mon., 17 Oct. 0.0323 0.0286 0.0306
04:01-05:00, Mon., 17 Oct. 0.0338 0.0282 0.0307
03:01-04:00, Mon., 17 Oct. 0.0326 0.0278 0.0309
02:01-03:00, Mon., 17 Oct. 0.0329 0.0292 0.0307
01:01-02:00, Mon., 17 Oct. 0.0325 0.0283 0.0306
00:01-01:00, Mon., 17 Oct. 0.0322 0.0286 0.0305