Measurement results by the hour (Chofu) 2 Jan., 2017 - 8 Jan., 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., 08 Jan. 0.0427 0.0365 0.0391
22:01-23:00, Sun., 08 Jan. 0.0464 0.0382 0.0412
21:01-22:00, Sun., 08 Jan. 0.0501 0.0421 0.0451
20:01-21:00, Sun., 08 Jan. 0.0482 0.0410 0.0446
19:01-20:00, Sun., 08 Jan. 0.0464 0.0392 0.0425
18:01-19:00, Sun., 08 Jan. 0.0439 0.0357 0.0387
17:01-18:00, Sun., 08 Jan. 0.0415 0.0358 0.0374
16:01-17:00, Sun., 08 Jan. 0.0403 0.0352 0.0373
15:01-16:00, Sun., 08 Jan. 0.0384 0.0347 0.0364
14:01-15:00, Sun., 08 Jan. 0.0376 0.0283 0.0335
13:01-14:00, Sun., 08 Jan. 0.0329 0.0282 0.0307
12:01-13:00, Sun., 08 Jan. 0.0343 0.0291 0.0308
11:01-12:00, Sun., 08 Jan. 0.0343 0.0289 0.0315
10:01-11:00, Sun., 08 Jan. 0.0342 0.0298 0.0323
09:01-10:00, Sun., 08 Jan. 0.0344 0.0303 0.0324
08:01-09:00, Sun., 08 Jan. 0.0356 0.0304 0.0328
07:01-08:00, Sun., 08 Jan. 0.0346 0.0307 0.0324
06:01-07:00, Sun., 08 Jan. 0.0356 0.0307 0.0329
05:01-06:00, Sun., 08 Jan. 0.0351 0.0306 0.0331
04:01-05:00, Sun., 08 Jan. 0.0346 0.0307 0.0328
03:01-04:00, Sun., 08 Jan. 0.0353 0.0308 0.0332
02:01-03:00, Sun., 08 Jan. 0.0353 0.0306 0.0332
01:01-02:00, Sun., 08 Jan. 0.0349 0.0310 0.0331
00:01-01:00, Sun., 08 Jan. 0.0352 0.0310 0.0330
23:01-24:00, Sat., 07 Jan. 0.0340 0.0305 0.0326
22:01-23:00, Sat., 07 Jan. 0.0337 0.0299 0.0319
21:01-22:00, Sat., 07 Jan. 0.0335 0.0297 0.0317
20:01-21:00, Sat., 07 Jan. 0.0328 0.0285 0.0310
19:01-20:00, Sat., 07 Jan. 0.0320 0.0280 0.0300
18:01-19:00, Sat., 07 Jan. 0.0323 0.0278 0.0302
17:01-18:00, Sat., 07 Jan. 0.0318 0.0281 0.0298
16:01-17:00, Sat., 07 Jan. 0.0327 0.0286 0.0301
15:01-16:00, Sat., 07 Jan. 0.0324 0.0279 0.0302
14:01-15:00, Sat., 07 Jan. 0.0321 0.0287 0.0303
13:01-14:00, Sat., 07 Jan. 0.0325 0.0280 0.0301
12:01-13:00, Sat., 07 Jan. 0.0331 0.0278 0.0302
11:01-12:00, Sat., 07 Jan. 0.0323 0.0285 0.0307
10:01-11:00, Sat., 07 Jan. 0.0329 0.0296 0.0312
09:01-10:00, Sat., 07 Jan. 0.0333 0.0292 0.0312
08:01-09:00, Sat., 07 Jan. 0.0329 0.0295 0.0314
07:01-08:00, Sat., 07 Jan. 0.0330 0.0294 0.0313
06:01-07:00, Sat., 07 Jan. 0.0328 0.0295 0.0313
05:01-06:00, Sat., 07 Jan. 0.0333 0.0290 0.0311
04:01-05:00, Sat., 07 Jan. 0.0329 0.0296 0.0312
03:01-04:00, Sat., 07 Jan. 0.0329 0.0284 0.0306
02:01-03:00, Sat., 07 Jan. 0.0331 0.0282 0.0309
01:01-02:00, Sat., 07 Jan. 0.0331 0.0282 0.0310
00:01-01:00, Sat., 07 Jan. 0.0334 0.0298 0.0312
23:01-24:00, Fri., 06 Jan. 0.0325 0.0291 0.0309
22:01-23:00, Fri., 06 Jan. 0.0330 0.0289 0.0309
21:01-22:00, Fri., 06 Jan. 0.0336 0.0283 0.0302
20:01-21:00, Fri., 06 Jan. 0.0324 0.0286 0.0300
19:01-20:00, Fri., 06 Jan. 0.0319 0.0285 0.0300
18:01-19:00, Fri., 06 Jan. 0.0316 0.0274 0.0296
17:01-18:00, Fri., 06 Jan. 0.0319 0.0274 0.0297
16:01-17:00, Fri., 06 Jan. 0.0310 0.0275 0.0294
15:01-16:00, Fri., 06 Jan. 0.0320 0.0274 0.0298
14:01-15:00, Fri., 06 Jan. 0.0321 0.0285 0.0300
13:01-14:00, Fri., 06 Jan. 0.0322 0.0277 0.0299
12:01-13:00, Fri., 06 Jan. 0.0313 0.0280 0.0299
11:01-12:00, Fri., 06 Jan. 0.0321 0.0278 0.0298
10:01-11:00, Fri., 06 Jan. 0.0312 0.0273 0.0296
09:01-10:00, Fri., 06 Jan. 0.0315 0.0280 0.0296
08:01-09:00, Fri., 06 Jan. 0.0317 0.0274 0.0297
07:01-08:00, Fri., 06 Jan. 0.0323 0.0284 0.0299
06:01-07:00, Fri., 06 Jan. 0.0318 0.0274 0.0298
05:01-06:00, Fri., 06 Jan. 0.0310 0.0279 0.0298
04:01-05:00, Fri., 06 Jan. 0.0314 0.0276 0.0297
03:01-04:00, Fri., 06 Jan. 0.0320 0.0275 0.0297
02:01-03:00, Fri., 06 Jan. 0.0320 0.0278 0.0296
01:01-02:00, Fri., 06 Jan. 0.0312 0.0281 0.0297
00:01-01:00, Fri., 06 Jan. 0.0312 0.0276 0.0295
23:01-24:00, Thu., 05 Jan. 0.0312 0.0275 0.0295
22:01-23:00, Thu., 05 Jan. 0.0316 0.0278 0.0296
21:01-22:00, Thu., 05 Jan. 0.0313 0.0273 0.0298
20:01-21:00, Thu., 05 Jan. 0.0319 0.0286 0.0302
19:01-20:00, Thu., 05 Jan. 0.0321 0.0270 0.0301
18:01-19:00, Thu., 05 Jan. 0.0326 0.0288 0.0302
17:01-18:00, Thu., 05 Jan. 0.0327 0.0285 0.0304
16:01-17:00, Thu., 05 Jan. 0.0319 0.0280 0.0301
15:01-16:00, Thu., 05 Jan. 0.0318 0.0280 0.0300
14:01-15:00, Thu., 05 Jan. 0.0317 0.0283 0.0300
13:01-14:00, Thu., 05 Jan. 0.0320 0.0274 0.0300
12:01-13:00, Thu., 05 Jan. 0.0322 0.0280 0.0300
11:01-12:00, Thu., 05 Jan. 0.0321 0.0282 0.0302
10:01-11:00, Thu., 05 Jan. 0.0328 0.0269 0.0305
09:01-10:00, Thu., 05 Jan. 0.0324 0.0288 0.0304
08:01-09:00, Thu., 05 Jan. 0.0319 0.0284 0.0299
07:01-08:00, Thu., 05 Jan. 0.0328 0.0285 0.0304
06:01-07:00, Thu., 05 Jan. 0.0320 0.0282 0.0301
05:01-06:00, Thu., 05 Jan. 0.0320 0.0285 0.0300
04:01-05:00, Thu., 05 Jan. 0.0315 0.0275 0.0299
03:01-04:00, Thu., 05 Jan. 0.0321 0.0276 0.0300
02:01-03:00, Thu., 05 Jan. 0.0322 0.0285 0.0299
01:01-02:00, Thu., 05 Jan. 0.0313 0.0270 0.0298
00:01-01:00, Thu., 05 Jan. 0.0317 0.0281 0.0300
23:01-24:00, Wed., 04 Jan. 0.0321 0.0279 0.0301
22:01-23:00, Wed., 04 Jan. 0.0314 0.0273 0.0299
21:01-22:00, Wed., 04 Jan. 0.0319 0.0275 0.0300
20:01-21:00, Wed., 04 Jan. 0.0321 0.0279 0.0302
19:01-20:00, Wed., 04 Jan. 0.0327 0.0280 0.0303
18:01-19:00, Wed., 04 Jan. 0.0328 0.0282 0.0301
17:01-18:00, Wed., 04 Jan. 0.0323 0.0284 0.0302
16:01-17:00, Wed., 04 Jan. 0.0322 0.0275 0.0300
15:01-16:00, Wed., 04 Jan. 0.0316 0.0282 0.0299
14:01-15:00, Wed., 04 Jan. 0.0318 0.0279 0.0298
13:01-14:00, Wed., 04 Jan. 0.0318 0.0279 0.0298
12:01-13:00, Wed., 04 Jan. 0.0318 0.0279 0.0300
11:01-12:00, Wed., 04 Jan. 0.0320 0.0280 0.0300
10:01-11:00, Wed., 04 Jan. 0.0324 0.0282 0.0303
09:01-10:00, Wed., 04 Jan. 0.0330 0.0282 0.0309
08:01-09:00, Wed., 04 Jan. 0.0326 0.0294 0.0310
07:01-08:00, Wed., 04 Jan. 0.0342 0.0294 0.0315
06:01-07:00, Wed., 04 Jan. 0.0337 0.0302 0.0317
05:01-06:00, Wed., 04 Jan. 0.0343 0.0296 0.0323
04:01-05:00, Wed., 04 Jan. 0.0351 0.0293 0.0325
03:01-04:00, Wed., 04 Jan. 0.0346 0.0305 0.0322
02:01-03:00, Wed., 04 Jan. 0.0334 0.0309 0.0322
01:01-02:00, Wed., 04 Jan. 0.0350 0.0295 0.0313
00:01-01:00, Wed., 04 Jan. 0.0326 0.0283 0.0311
23:01-24:00, Tue., 03 Jan. 0.0321 0.0280 0.0301
22:01-23:00, Tue., 03 Jan. 0.0325 0.0281 0.0301
21:01-22:00, Tue., 03 Jan. 0.0317 0.0278 0.0299
20:01-21:00, Tue., 03 Jan. 0.0314 0.0286 0.0301
19:01-20:00, Tue., 03 Jan. 0.0320 0.0286 0.0302
18:01-19:00, Tue., 03 Jan. 0.0325 0.0278 0.0298
17:01-18:00, Tue., 03 Jan. 0.0314 0.0274 0.0300
16:01-17:00, Tue., 03 Jan. 0.0317 0.0275 0.0300
15:01-16:00, Tue., 03 Jan. 0.0318 0.0284 0.0300
14:01-15:00, Tue., 03 Jan. 0.0323 0.0274 0.0300
13:01-14:00, Tue., 03 Jan. 0.0321 0.0281 0.0303
12:01-13:00, Tue., 03 Jan. 0.0322 0.0279 0.0304
11:01-12:00, Tue., 03 Jan. 0.0323 0.0288 0.0305
10:01-11:00, Tue., 03 Jan. 0.0325 0.0289 0.0306
09:01-10:00, Tue., 03 Jan. 0.0325 0.0285 0.0307
08:01-09:00, Tue., 03 Jan. 0.0333 0.0291 0.0311
07:01-08:00, Tue., 03 Jan. 0.0334 0.0291 0.0311
06:01-07:00, Tue., 03 Jan. 0.0340 0.0294 0.0323
05:01-06:00, Tue., 03 Jan. 0.0343 0.0306 0.0320
04:01-05:00, Tue., 03 Jan. 0.0347 0.0297 0.0322
03:01-04:00, Tue., 03 Jan. 0.0341 0.0300 0.0322
02:01-03:00, Tue., 03 Jan. 0.0335 0.0300 0.0316
01:01-02:00, Tue., 03 Jan. 0.0337 0.0302 0.0318
00:01-01:00, Tue., 03 Jan. 0.0346 0.0297 0.0318
23:01-24:00, Mon., 02 Jan. 0.0333 0.0300 0.0318
22:01-23:00, Mon., 02 Jan. 0.0343 0.0295 0.0315
21:01-22:00, Mon., 02 Jan. 0.0331 0.0293 0.0310
20:01-21:00, Mon., 02 Jan. 0.0329 0.0286 0.0309
19:01-20:00, Mon., 02 Jan. 0.0322 0.0289 0.0307
18:01-19:00, Mon., 02 Jan. 0.0326 0.0277 0.0303
17:01-18:00, Mon., 02 Jan. 0.0321 0.0282 0.0301
16:01-17:00, Mon., 02 Jan. 0.0324 0.0282 0.0300
15:01-16:00, Mon., 02 Jan. 0.0324 0.0277 0.0302
14:01-15:00, Mon., 02 Jan. 0.0329 0.0280 0.0304
13:01-14:00, Mon., 02 Jan. 0.0326 0.0285 0.0303
12:01-13:00, Mon., 02 Jan. 0.0326 0.0284 0.0308
11:01-12:00, Mon., 02 Jan. 0.0330 0.0292 0.0309
10:01-11:00, Mon., 02 Jan. 0.0330 0.0297 0.0316
09:01-10:00, Mon., 02 Jan. 0.0336 0.0300 0.0318
08:01-09:00, Mon., 02 Jan. 0.0336 0.0290 0.0317
07:01-08:00, Mon., 02 Jan. 0.0341 0.0305 0.0324
06:01-07:00, Mon., 02 Jan. 0.0349 0.0307 0.0322
05:01-06:00, Mon., 02 Jan. 0.0340 0.0300 0.0315
04:01-05:00, Mon., 02 Jan. 0.0333 0.0294 0.0315
03:01-04:00, Mon., 02 Jan. 0.0334 0.0283 0.0311
02:01-03:00, Mon., 02 Jan. 0.0337 0.0286 0.0309
01:01-02:00, Mon., 02 Jan. 0.0333 0.0293 0.0311
00:01-01:00, Mon., 02 Jan. 0.0331 0.0291 0.0309