Radiation doses in the air / Measurement results by the hour (Adachi)

We continuously measure radiation doses in the air (air absorbed doses per hour) at monitoring posts. Measurement results can be obtained by the minute, and we gather measurement data and then display them by the hour or by the day.

The maximum value indicates the largest value measured in each time slot (during the hour or during the day), the minimum value the smallest value measured in each time slot, and the average value is the average value for each time slot.

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
04:01-05:00, Mon., 07 Jul. 0.0336 0.0291 0.0313
03:01-04:00, Mon., 07 Jul. 0.0335 0.0287 0.0312
02:01-03:00, Mon., 07 Jul. 0.0350 0.0293 0.0316
01:01-02:00, Mon., 07 Jul. 0.0326 0.0297 0.0312
00:01-01:00, Mon., 07 Jul. 0.0326 0.0285 0.0309
23:01-24:00, Sun., 06 Jul. 0.0334 0.0290 0.0311
22:01-23:00, Sun., 06 Jul. 0.0349 0.0289 0.0314
21:01-22:00, Sun., 06 Jul. 0.0331 0.0290 0.0312
20:01-21:00, Sun., 06 Jul. 0.0334 0.0291 0.0313
19:01-20:00, Sun., 06 Jul. 0.0337 0.0294 0.0312
18:01-19:00, Sun., 06 Jul. 0.0332 0.0287 0.0308
17:01-18:00, Sun., 06 Jul. 0.0326 0.0285 0.0307
16:01-17:00, Sun., 06 Jul. 0.0329 0.0280 0.0308
15:01-16:00, Sun., 06 Jul. 0.0327 0.0289 0.0306
14:01-15:00, Sun., 06 Jul. 0.0327 0.0278 0.0306
13:01-14:00, Sun., 06 Jul. 0.0332 0.0286 0.0309
12:01-13:00, Sun., 06 Jul. 0.0332 0.0288 0.0309
11:01-12:00, Sun., 06 Jul. 0.0331 0.0291 0.0310
10:01-11:00, Sun., 06 Jul. 0.0343 0.0289 0.0311
09:01-10:00, Sun., 06 Jul. 0.0338 0.0289 0.0311
08:01-09:00, Sun., 06 Jul. 0.0331 0.0297 0.0315
07:01-08:00, Sun., 06 Jul. 0.0336 0.0295 0.0318
06:01-07:00, Sun., 06 Jul. 0.0343 0.0294 0.0317
05:01-06:00, Sun., 06 Jul. 0.0339 0.0294 0.0314
04:01-05:00, Sun., 06 Jul. 0.0331 0.0293 0.0311
03:01-04:00, Sun., 06 Jul. 0.0344 0.0287 0.0315
02:01-03:00, Sun., 06 Jul. 0.0333 0.0290 0.0312
01:01-02:00, Sun., 06 Jul. 0.0329 0.0289 0.0312
00:01-01:00, Sun., 06 Jul. 0.0342 0.0287 0.0314
23:01-24:00, Sat., 05 Jul. 0.0345 0.0296 0.0322
22:01-23:00, Sat., 05 Jul. 0.0370 0.0309 0.0343
21:01-22:00, Sat., 05 Jul. 0.0421 0.0346 0.0386
20:01-21:00, Sat., 05 Jul. 0.0364 0.0294 0.0330
19:01-20:00, Sat., 05 Jul. 0.0330 0.0287 0.0311
18:01-19:00, Sat., 05 Jul. 0.0333 0.0274 0.0307
17:01-18:00, Sat., 05 Jul. 0.0339 0.0284 0.0311
16:01-17:00, Sat., 05 Jul. 0.0328 0.0286 0.0309
15:01-16:00, Sat., 05 Jul. 0.0332 0.0294 0.0311
14:01-15:00, Sat., 05 Jul. 0.0332 0.0293 0.0313
13:01-14:00, Sat., 05 Jul. 0.0341 0.0305 0.0321
12:01-13:00, Sat., 05 Jul. 0.0337 0.0299 0.0320
11:01-12:00, Sat., 05 Jul. 0.0342 0.0297 0.0320
10:01-11:00, Sat., 05 Jul. 0.0326 0.0285 0.0306
09:01-10:00, Sat., 05 Jul. 0.0324 0.0289 0.0308
08:01-09:00, Sat., 05 Jul. 0.0338 0.0291 0.0310
07:01-08:00, Sat., 05 Jul. 0.0336 0.0289 0.0310
06:01-07:00, Sat., 05 Jul. 0.0332 0.0287 0.0311
05:01-06:00, Sat., 05 Jul. 0.0335 0.0296 0.0312
04:01-05:00, Sat., 05 Jul. 0.0336 0.0288 0.0310
03:01-04:00, Sat., 05 Jul. 0.0345 0.0285 0.0310
02:01-03:00, Sat., 05 Jul. 0.0338 0.0283 0.0310
01:01-02:00, Sat., 05 Jul. 0.0333 0.0290 0.0311
00:01-01:00, Sat., 05 Jul. 0.0339 0.0290 0.0315
23:01-24:00, Fri., 04 Jul. 0.0360 0.0294 0.0324
22:01-23:00, Fri., 04 Jul. 0.0373 0.0316 0.0351
21:01-22:00, Fri., 04 Jul. 0.0374 0.0283 0.0320
20:01-21:00, Fri., 04 Jul. 0.0329 0.0286 0.0307
19:01-20:00, Fri., 04 Jul. 0.0326 0.0286 0.0306
18:01-19:00, Fri., 04 Jul. 0.0320 0.0283 0.0304
17:01-18:00, Fri., 04 Jul. 0.0319 0.0284 0.0303
16:01-17:00, Fri., 04 Jul. 0.0328 0.0278 0.0302
15:01-16:00, Fri., 04 Jul. 0.0316 0.0281 0.0302
14:01-15:00, Fri., 04 Jul. 0.0332 0.0275 0.0302
13:01-14:00, Fri., 04 Jul. 0.0321 0.0276 0.0299
12:01-13:00, Fri., 04 Jul. 0.0331 0.0275 0.0299
11:01-12:00, Fri., 04 Jul. 0.0320 0.0283 0.0301
10:01-11:00, Fri., 04 Jul. 0.0331 0.0274 0.0302
09:01-10:00, Fri., 04 Jul. 0.0320 0.0280 0.0298
08:01-09:00, Fri., 04 Jul. 0.0324 0.0276 0.0301
07:01-08:00, Fri., 04 Jul. 0.0322 0.0279 0.0299
06:01-07:00, Fri., 04 Jul. 0.0317 0.0280 0.0300
05:01-06:00, Fri., 04 Jul. 0.0322 0.0274 0.0300
04:01-05:00, Fri., 04 Jul. 0.0324 0.0283 0.0300
03:01-04:00, Fri., 04 Jul. 0.0321 0.0278 0.0303
02:01-03:00, Fri., 04 Jul. 0.0332 0.0279 0.0306
01:01-02:00, Fri., 04 Jul. 0.0326 0.0284 0.0305
00:01-01:00, Fri., 04 Jul. 0.0328 0.0283 0.0304
23:01-24:00, Thu., 03 Jul. 0.0319 0.0283 0.0302
22:01-23:00, Thu., 03 Jul. 0.0329 0.0289 0.0308
21:01-22:00, Thu., 03 Jul. 0.0324 0.0281 0.0303
20:01-21:00, Thu., 03 Jul. 0.0333 0.0273 0.0303
19:01-20:00, Thu., 03 Jul. 0.0332 0.0287 0.0305
18:01-19:00, Thu., 03 Jul. 0.0325 0.0274 0.0302
17:01-18:00, Thu., 03 Jul. 0.0324 0.0280 0.0302
16:01-17:00, Thu., 03 Jul. 0.0329 0.0282 0.0301
15:01-16:00, Thu., 03 Jul. 0.0324 0.0270 0.0303
14:01-15:00, Thu., 03 Jul. 0.0322 0.0276 0.0298
13:01-14:00, Thu., 03 Jul. 0.0325 0.0279 0.0300
12:01-13:00, Thu., 03 Jul. 0.0326 0.0278 0.0298
11:01-12:00, Thu., 03 Jul. 0.0316 0.0276 0.0299
10:01-11:00, Thu., 03 Jul. 0.0318 0.0278 0.0300
09:01-10:00, Thu., 03 Jul. 0.0318 0.0276 0.0300
08:01-09:00, Thu., 03 Jul. 0.0331 0.0279 0.0303
07:01-08:00, Thu., 03 Jul. 0.0323 0.0280 0.0299
06:01-07:00, Thu., 03 Jul. 0.0329 0.0286 0.0303
05:01-06:00, Thu., 03 Jul. 0.0325 0.0275 0.0303
04:01-05:00, Thu., 03 Jul. 0.0339 0.0283 0.0304
03:01-04:00, Thu., 03 Jul. 0.0325 0.0283 0.0304
02:01-03:00, Thu., 03 Jul. 0.0329 0.0287 0.0307
01:01-02:00, Thu., 03 Jul. 0.0325 0.0277 0.0305
00:01-01:00, Thu., 03 Jul. 0.0323 0.0287 0.0305
23:01-24:00, Wed., 02 Jul. 0.0327 0.0280 0.0306
22:01-23:00, Wed., 02 Jul. 0.0320 0.0283 0.0304
21:01-22:00, Wed., 02 Jul. 0.0334 0.0283 0.0308
20:01-21:00, Wed., 02 Jul. 0.0336 0.0283 0.0306
19:01-20:00, Wed., 02 Jul. 0.0329 0.0287 0.0306
18:01-19:00, Wed., 02 Jul. 0.0323 0.0283 0.0305
17:01-18:00, Wed., 02 Jul. 0.0323 0.0274 0.0302
16:01-17:00, Wed., 02 Jul. 0.0321 0.0280 0.0299
15:01-16:00, Wed., 02 Jul. 0.0325 0.0279 0.0301
14:01-15:00, Wed., 02 Jul. 0.0326 0.0272 0.0300
13:01-14:00, Wed., 02 Jul. 0.0320 0.0279 0.0303
12:01-13:00, Wed., 02 Jul. 0.0324 0.0280 0.0301
11:01-12:00, Wed., 02 Jul. 0.0329 0.0282 0.0305
10:01-11:00, Wed., 02 Jul. 0.0325 0.0279 0.0304
09:01-10:00, Wed., 02 Jul. 0.0326 0.0287 0.0304
08:01-09:00, Wed., 02 Jul. 0.0336 0.0286 0.0308
07:01-08:00, Wed., 02 Jul. 0.0332 0.0287 0.0306
06:01-07:00, Wed., 02 Jul. 0.0326 0.0280 0.0303
05:01-06:00, Wed., 02 Jul. 0.0324 0.0269 0.0301
04:01-05:00, Wed., 02 Jul. 0.0330 0.0282 0.0304
03:01-04:00, Wed., 02 Jul. 0.0318 0.0285 0.0303
02:01-03:00, Wed., 02 Jul. 0.0328 0.0283 0.0304
01:01-02:00, Wed., 02 Jul. 0.0328 0.0281 0.0304
00:01-01:00, Wed., 02 Jul. 0.0329 0.0283 0.0302
23:01-24:00, Tue., 01 Jul. 0.0328 0.0281 0.0302
22:01-23:00, Tue., 01 Jul. 0.0335 0.0291 0.0313
21:01-22:00, Tue., 01 Jul. 0.0370 0.0310 0.0335
20:01-21:00, Tue., 01 Jul. 0.0471 0.0349 0.0406
19:01-20:00, Tue., 01 Jul. 0.0463 0.0339 0.0407
18:01-19:00, Tue., 01 Jul. 0.0353 0.0285 0.0317
17:01-18:00, Tue., 01 Jul. 0.0324 0.0283 0.0305
16:01-17:00, Tue., 01 Jul. 0.0335 0.0278 0.0312
15:01-16:00, Tue., 01 Jul. 0.0345 0.0287 0.0313
14:01-15:00, Tue., 01 Jul. 0.0323 0.0278 0.0300
13:01-14:00, Tue., 01 Jul. 0.0329 0.0277 0.0299
12:01-13:00, Tue., 01 Jul. 0.0325 0.0273 0.0300
11:01-12:00, Tue., 01 Jul. 0.0318 0.0270 0.0298
10:01-11:00, Tue., 01 Jul. 0.0314 0.0280 0.0297
09:01-10:00, Tue., 01 Jul. 0.0329 0.0275 0.0298
08:01-09:00, Tue., 01 Jul. 0.0323 0.0280 0.0303
07:01-08:00, Tue., 01 Jul. 0.0323 0.0270 0.0300
06:01-07:00, Tue., 01 Jul. 0.0321 0.0279 0.0299
05:01-06:00, Tue., 01 Jul. 0.0325 0.0276 0.0300
04:01-05:00, Tue., 01 Jul. 0.0329 0.0285 0.0303
03:01-04:00, Tue., 01 Jul. 0.0323 0.0277 0.0303
02:01-03:00, Tue., 01 Jul. 0.0325 0.0280 0.0303
01:01-02:00, Tue., 01 Jul. 0.0325 0.0287 0.0303
00:01-01:00, Tue., 01 Jul. 0.0336 0.0278 0.0307
23:01-24:00, Mon., 30 Jun. 0.0321 0.0284 0.0304
22:01-23:00, Mon., 30 Jun. 0.0322 0.0286 0.0305
21:01-22:00, Mon., 30 Jun. 0.0326 0.0281 0.0305
20:01-21:00, Mon., 30 Jun. 0.0340 0.0287 0.0305
19:01-20:00, Mon., 30 Jun. 0.0332 0.0277 0.0301
18:01-19:00, Mon., 30 Jun. 0.0322 0.0283 0.0301
17:01-18:00, Mon., 30 Jun. 0.0325 0.0280 0.0299
16:01-17:00, Mon., 30 Jun. 0.0325 0.0268 0.0297
15:01-16:00, Mon., 30 Jun. 0.0324 0.0282 0.0298
14:01-15:00, Mon., 30 Jun. 0.0325 0.0275 0.0298
13:01-14:00, Mon., 30 Jun. 0.0322 0.0283 0.0301
12:01-13:00, Mon., 30 Jun. 0.0321 0.0270 0.0296
11:01-12:00, Mon., 30 Jun. 0.0316 0.0279 0.0298
10:01-11:00, Mon., 30 Jun. 0.0325 0.0277 0.0301
09:01-10:00, Mon., 30 Jun. 0.0323 0.0280 0.0305
08:01-09:00, Mon., 30 Jun. 0.0332 0.0281 0.0306
07:01-08:00, Mon., 30 Jun. 0.0330 0.0281 0.0305
06:01-07:00, Mon., 30 Jun. 0.0327 0.0280 0.0302
05:01-06:00, Mon., 30 Jun. 0.0318 0.0270 0.0300
04:01-05:00, Mon., 30 Jun. 0.0318 0.0280 0.0298
03:01-04:00, Mon., 30 Jun. 0.0316 0.0277 0.0298
02:01-03:00, Mon., 30 Jun. 0.0326 0.0287 0.0301
01:01-02:00, Mon., 30 Jun. 0.0322 0.0280 0.0301
00:01-01:00, Mon., 30 Jun. 0.0322 0.0273 0.0301
23:01-24:00, Sun., 29 Jun. 0.0326 0.0284 0.0301
22:01-23:00, Sun., 29 Jun. 0.0326 0.0288 0.0303
21:01-22:00, Sun., 29 Jun. 0.0328 0.0282 0.0303
20:01-21:00, Sun., 29 Jun. 0.0345 0.0276 0.0302
19:01-20:00, Sun., 29 Jun. 0.0320 0.0281 0.0299
18:01-19:00, Sun., 29 Jun. 0.0324 0.0276 0.0300
17:01-18:00, Sun., 29 Jun. 0.0319 0.0270 0.0299
16:01-17:00, Sun., 29 Jun. 0.0322 0.0283 0.0300
15:01-16:00, Sun., 29 Jun. 0.0320 0.0276 0.0300
14:01-15:00, Sun., 29 Jun. 0.0329 0.0273 0.0300
13:01-14:00, Sun., 29 Jun. 0.0322 0.0274 0.0297
12:01-13:00, Sun., 29 Jun. 0.0323 0.0279 0.0299
11:01-12:00, Sun., 29 Jun. 0.0318 0.0270 0.0299
10:01-11:00, Sun., 29 Jun. 0.0331 0.0277 0.0300
09:01-10:00, Sun., 29 Jun. 0.0324 0.0282 0.0302
08:01-09:00, Sun., 29 Jun. 0.0330 0.0275 0.0302
07:01-08:00, Sun., 29 Jun. 0.0325 0.0279 0.0298
06:01-07:00, Sun., 29 Jun. 0.0316 0.0276 0.0297
05:01-06:00, Sun., 29 Jun. 0.0326 0.0273 0.0298
04:01-05:00, Sun., 29 Jun. 0.0309 0.0274 0.0292
03:01-04:00, Sun., 29 Jun. 0.0324 0.0273 0.0297
02:01-03:00, Sun., 29 Jun. 0.0330 0.0273 0.0296
01:01-02:00, Sun., 29 Jun. 0.0326 0.0277 0.0297
00:01-01:00, Sun., 29 Jun. 0.0322 0.0266 0.0299
23:01-24:00, Sat., 28 Jun. 0.0331 0.0279 0.0302
22:01-23:00, Sat., 28 Jun. 0.0322 0.0273 0.0300
21:01-22:00, Sat., 28 Jun. 0.0325 0.0277 0.0299
20:01-21:00, Sat., 28 Jun. 0.0334 0.0281 0.0303
19:01-20:00, Sat., 28 Jun. 0.0327 0.0287 0.0305
18:01-19:00, Sat., 28 Jun. 0.0332 0.0276 0.0300
17:01-18:00, Sat., 28 Jun. 0.0315 0.0287 0.0300
16:01-17:00, Sat., 28 Jun. 0.0321 0.0275 0.0298
15:01-16:00, Sat., 28 Jun. 0.0322 0.0276 0.0299
14:01-15:00, Sat., 28 Jun. 0.0317 0.0273 0.0294
13:01-14:00, Sat., 28 Jun. 0.0320 0.0276 0.0296
12:01-13:00, Sat., 28 Jun. 0.0311 0.0272 0.0293
11:01-12:00, Sat., 28 Jun. 0.0322 0.0275 0.0298
10:01-11:00, Sat., 28 Jun. 0.0327 0.0284 0.0300
09:01-10:00, Sat., 28 Jun. 0.0321 0.0282 0.0300
08:01-09:00, Sat., 28 Jun. 0.0323 0.0280 0.0301
07:01-08:00, Sat., 28 Jun. 0.0320 0.0278 0.0305
06:01-07:00, Sat., 28 Jun. 0.0322 0.0280 0.0298
05:01-06:00, Sat., 28 Jun. 0.0310 0.0276 0.0295
04:01-05:00, Sat., 28 Jun. 0.0315 0.0280 0.0296
03:01-04:00, Sat., 28 Jun. 0.0318 0.0271 0.0294
02:01-03:00, Sat., 28 Jun. 0.0323 0.0279 0.0298
01:01-02:00, Sat., 28 Jun. 0.0313 0.0272 0.0295
00:01-01:00, Sat., 28 Jun. 0.0331 0.0270 0.0295
23:01-24:00, Fri., 27 Jun. 0.0311 0.0270 0.0293
22:01-23:00, Fri., 27 Jun. 0.0308 0.0267 0.0292
21:01-22:00, Fri., 27 Jun. 0.0322 0.0280 0.0296
20:01-21:00, Fri., 27 Jun. 0.0327 0.0285 0.0307
19:01-20:00, Fri., 27 Jun. 0.0370 0.0301 0.0331
18:01-19:00, Fri., 27 Jun. 0.0350 0.0277 0.0312
17:01-18:00, Fri., 27 Jun. 0.0320 0.0280 0.0296
16:01-17:00, Fri., 27 Jun. 0.0315 0.0280 0.0296
15:01-16:00, Fri., 27 Jun. 0.0328 0.0272 0.0296
14:01-15:00, Fri., 27 Jun. 0.0328 0.0274 0.0297
13:01-14:00, Fri., 27 Jun. 0.0314 0.0270 0.0294
12:01-13:00, Fri., 27 Jun. 0.0315 0.0269 0.0292
11:01-12:00, Fri., 27 Jun. 0.0323 0.0270 0.0295
10:01-11:00, Fri., 27 Jun. 0.0325 0.0272 0.0297
09:01-10:00, Fri., 27 Jun. 0.0326 0.0271 0.0297
08:01-09:00, Fri., 27 Jun. 0.0330 0.0282 0.0302
07:01-08:00, Fri., 27 Jun. 0.0315 0.0282 0.0296
06:01-07:00, Fri., 27 Jun. 0.0322 0.0279 0.0299
05:01-06:00, Fri., 27 Jun. 0.0316 0.0271 0.0295