Measurement results by the hour (Kodaira) 29 Sep., 2025 - 5 Oct., 2025

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., 05 Oct. 0.0369 0.0318 0.0341
22:01-23:00, Sun., 05 Oct. 0.0353 0.0312 0.0332
21:01-22:00, Sun., 05 Oct. 0.0359 0.0318 0.0336
20:01-21:00, Sun., 05 Oct. 0.0354 0.0305 0.0334
19:01-20:00, Sun., 05 Oct. 0.0363 0.0318 0.0335
18:01-19:00, Sun., 05 Oct. 0.0366 0.0315 0.0337
17:01-18:00, Sun., 05 Oct. 0.0360 0.0321 0.0338
16:01-17:00, Sun., 05 Oct. 0.0362 0.0315 0.0339
15:01-16:00, Sun., 05 Oct. 0.0356 0.0312 0.0337
14:01-15:00, Sun., 05 Oct. 0.0360 0.0308 0.0338
13:01-14:00, Sun., 05 Oct. 0.0368 0.0316 0.0341
12:01-13:00, Sun., 05 Oct. 0.0360 0.0315 0.0339
11:01-12:00, Sun., 05 Oct. 0.0367 0.0313 0.0341
10:01-11:00, Sun., 05 Oct. 0.0366 0.0322 0.0340
09:01-10:00, Sun., 05 Oct. 0.0364 0.0310 0.0340
08:01-09:00, Sun., 05 Oct. 0.0363 0.0310 0.0340
07:01-08:00, Sun., 05 Oct. 0.0366 0.0312 0.0340
06:01-07:00, Sun., 05 Oct. 0.0367 0.0315 0.0341
05:01-06:00, Sun., 05 Oct. 0.0361 0.0313 0.0339
04:01-05:00, Sun., 05 Oct. 0.0364 0.0325 0.0341
03:01-04:00, Sun., 05 Oct. 0.0363 0.0321 0.0341
02:01-03:00, Sun., 05 Oct. 0.0366 0.0317 0.0340
01:01-02:00, Sun., 05 Oct. 0.0364 0.0310 0.0341
00:01-01:00, Sun., 05 Oct. 0.0366 0.0314 0.0342
23:01-24:00, Sat., 04 Oct. 0.0368 0.0315 0.0340
22:01-23:00, Sat., 04 Oct. 0.0377 0.0315 0.0341
21:01-22:00, Sat., 04 Oct. 0.0369 0.0317 0.0342
20:01-21:00, Sat., 04 Oct. 0.0375 0.0326 0.0346
19:01-20:00, Sat., 04 Oct. 0.0381 0.0332 0.0355
18:01-19:00, Sat., 04 Oct. 0.0395 0.0346 0.0370
17:01-18:00, Sat., 04 Oct. 0.0384 0.0342 0.0363
16:01-17:00, Sat., 04 Oct. 0.0391 0.0338 0.0360
15:01-16:00, Sat., 04 Oct. 0.0391 0.0336 0.0367
14:01-15:00, Sat., 04 Oct. 0.0373 0.0318 0.0344
13:01-14:00, Sat., 04 Oct. 0.0374 0.0330 0.0349
12:01-13:00, Sat., 04 Oct. 0.0373 0.0324 0.0347
11:01-12:00, Sat., 04 Oct. 0.0384 0.0327 0.0353
10:01-11:00, Sat., 04 Oct. 0.0388 0.0334 0.0362
09:01-10:00, Sat., 04 Oct. 0.0370 0.0324 0.0346
08:01-09:00, Sat., 04 Oct. 0.0367 0.0322 0.0347
07:01-08:00, Sat., 04 Oct. 0.0366 0.0321 0.0347
06:01-07:00, Sat., 04 Oct. 0.0376 0.0325 0.0351
05:01-06:00, Sat., 04 Oct. 0.0370 0.0327 0.0348
04:01-05:00, Sat., 04 Oct. 0.0377 0.0318 0.0347
03:01-04:00, Sat., 04 Oct. 0.0374 0.0328 0.0346
02:01-03:00, Sat., 04 Oct. 0.0373 0.0320 0.0347
01:01-02:00, Sat., 04 Oct. 0.0376 0.0318 0.0347
00:01-01:00, Sat., 04 Oct. 0.0373 0.0321 0.0347
23:01-24:00, Fri., 03 Oct. 0.0371 0.0320 0.0348
22:01-23:00, Fri., 03 Oct. 0.0370 0.0317 0.0347
21:01-22:00, Fri., 03 Oct. 0.0367 0.0326 0.0348
20:01-21:00, Fri., 03 Oct. 0.0366 0.0319 0.0342
19:01-20:00, Fri., 03 Oct. 0.0361 0.0309 0.0337
18:01-19:00, Fri., 03 Oct. 0.0362 0.0318 0.0339
17:01-18:00, Fri., 03 Oct. 0.0364 0.0325 0.0340
16:01-17:00, Fri., 03 Oct. 0.0372 0.0317 0.0342
15:01-16:00, Fri., 03 Oct. 0.0361 0.0325 0.0344
14:01-15:00, Fri., 03 Oct. 0.0371 0.0322 0.0345
13:01-14:00, Fri., 03 Oct. 0.0363 0.0326 0.0346
12:01-13:00, Fri., 03 Oct. 0.0372 0.0324 0.0345
11:01-12:00, Fri., 03 Oct. 0.0368 0.0314 0.0344
10:01-11:00, Fri., 03 Oct. 0.0367 0.0316 0.0341
09:01-10:00, Fri., 03 Oct. 0.0370 0.0321 0.0343
08:01-09:00, Fri., 03 Oct. 0.0370 0.0324 0.0345
07:01-08:00, Fri., 03 Oct. 0.0365 0.0319 0.0347
06:01-07:00, Fri., 03 Oct. 0.0371 0.0322 0.0345
05:01-06:00, Fri., 03 Oct. 0.0376 0.0325 0.0348
04:01-05:00, Fri., 03 Oct. 0.0380 0.0321 0.0344
03:01-04:00, Fri., 03 Oct. 0.0366 0.0312 0.0342
02:01-03:00, Fri., 03 Oct. 0.0372 0.0320 0.0343
01:01-02:00, Fri., 03 Oct. 0.0367 0.0324 0.0340
00:01-01:00, Fri., 03 Oct. 0.0359 0.0320 0.0340
23:01-24:00, Thu., 02 Oct. 0.0363 0.0319 0.0340
22:01-23:00, Thu., 02 Oct. 0.0367 0.0320 0.0343
21:01-22:00, Thu., 02 Oct. 0.0368 0.0315 0.0343
20:01-21:00, Thu., 02 Oct. 0.0366 0.0317 0.0343
19:01-20:00, Thu., 02 Oct. 0.0367 0.0317 0.0340
18:01-19:00, Thu., 02 Oct. 0.0363 0.0316 0.0336
17:01-18:00, Thu., 02 Oct. 0.0359 0.0309 0.0335
16:01-17:00, Thu., 02 Oct. 0.0368 0.0314 0.0340
15:01-16:00, Thu., 02 Oct. 0.0374 0.0312 0.0342
14:01-15:00, Thu., 02 Oct. 0.0360 0.0317 0.0339
13:01-14:00, Thu., 02 Oct. 0.0362 0.0309 0.0338
12:01-13:00, Thu., 02 Oct. 0.0364 0.0314 0.0340
11:01-12:00, Thu., 02 Oct. 0.0370 0.0318 0.0340
10:01-11:00, Thu., 02 Oct. 0.0367 0.0320 0.0345
09:01-10:00, Thu., 02 Oct. 0.0381 0.0321 0.0348
08:01-09:00, Thu., 02 Oct. 0.0378 0.0323 0.0347
07:01-08:00, Thu., 02 Oct. 0.0367 0.0320 0.0347
06:01-07:00, Thu., 02 Oct. 0.0370 0.0320 0.0342
05:01-06:00, Thu., 02 Oct. 0.0361 0.0316 0.0339
04:01-05:00, Thu., 02 Oct. 0.0367 0.0314 0.0341
03:01-04:00, Thu., 02 Oct. 0.0373 0.0325 0.0344
02:01-03:00, Thu., 02 Oct. 0.0374 0.0319 0.0345
01:01-02:00, Thu., 02 Oct. 0.0364 0.0325 0.0345
00:01-01:00, Thu., 02 Oct. 0.0370 0.0323 0.0343
23:01-24:00, Wed., 01 Oct. 0.0355 0.0317 0.0336
22:01-23:00, Wed., 01 Oct. 0.0359 0.0319 0.0338
21:01-22:00, Wed., 01 Oct. 0.0360 0.0321 0.0339
20:01-21:00, Wed., 01 Oct. 0.0358 0.0309 0.0336
19:01-20:00, Wed., 01 Oct. 0.0361 0.0312 0.0335
18:01-19:00, Wed., 01 Oct. 0.0373 0.0316 0.0341
17:01-18:00, Wed., 01 Oct. 0.0404 0.0324 0.0366
16:01-17:00, Wed., 01 Oct. 0.0424 0.0362 0.0393
15:01-16:00, Wed., 01 Oct. 0.0417 0.0370 0.0398
14:01-15:00, Wed., 01 Oct. 0.0413 0.0351 0.0382
13:01-14:00, Wed., 01 Oct. 0.0434 0.0359 0.0395
12:01-13:00, Wed., 01 Oct. 0.0554 0.0405 0.0475
11:01-12:00, Wed., 01 Oct. 0.0634 0.0518 0.0580
10:01-11:00, Wed., 01 Oct. 0.0551 0.0351 0.0444
09:01-10:00, Wed., 01 Oct. 0.0432 0.0352 0.0386
08:01-09:00, Wed., 01 Oct. 0.0475 0.0412 0.0443
07:01-08:00, Wed., 01 Oct. 0.0495 0.0413 0.0463
06:01-07:00, Wed., 01 Oct. 0.0456 0.0388 0.0418
05:01-06:00, Wed., 01 Oct. 0.0450 0.0393 0.0418
04:01-05:00, Wed., 01 Oct. 0.0421 0.0367 0.0394
03:01-04:00, Wed., 01 Oct. 0.0382 0.0336 0.0361
02:01-03:00, Wed., 01 Oct. 0.0375 0.0322 0.0350
01:01-02:00, Wed., 01 Oct. 0.0375 0.0328 0.0348
00:01-01:00, Wed., 01 Oct. 0.0374 0.0321 0.0343
23:01-24:00, Tue., 30 Sep. 0.0362 0.0319 0.0341
22:01-23:00, Tue., 30 Sep. 0.0367 0.0311 0.0341
21:01-22:00, Tue., 30 Sep. 0.0354 0.0323 0.0339
20:01-21:00, Tue., 30 Sep. 0.0359 0.0312 0.0337
19:01-20:00, Tue., 30 Sep. 0.0356 0.0314 0.0335
18:01-19:00, Tue., 30 Sep. 0.0367 0.0318 0.0340
17:01-18:00, Tue., 30 Sep. 0.0362 0.0325 0.0343
16:01-17:00, Tue., 30 Sep. 0.0368 0.0325 0.0343
15:01-16:00, Tue., 30 Sep. 0.0363 0.0319 0.0343
14:01-15:00, Tue., 30 Sep. 0.0372 0.0306 0.0343
13:01-14:00, Tue., 30 Sep. 0.0361 0.0320 0.0343
12:01-13:00, Tue., 30 Sep. 0.0361 0.0331 0.0343
11:01-12:00, Tue., 30 Sep. 0.0376 0.0329 0.0344
10:01-11:00, Tue., 30 Sep. 0.0373 0.0325 0.0347
09:01-10:00, Tue., 30 Sep. 0.0377 0.0327 0.0349
08:01-09:00, Tue., 30 Sep. 0.0374 0.0329 0.0353
07:01-08:00, Tue., 30 Sep. 0.0383 0.0322 0.0357
06:01-07:00, Tue., 30 Sep. 0.0358 0.0321 0.0340
05:01-06:00, Tue., 30 Sep. 0.0361 0.0317 0.0340
04:01-05:00, Tue., 30 Sep. 0.0370 0.0326 0.0343
03:01-04:00, Tue., 30 Sep. 0.0365 0.0316 0.0342
02:01-03:00, Tue., 30 Sep. 0.0365 0.0327 0.0343
01:01-02:00, Tue., 30 Sep. 0.0370 0.0322 0.0345
00:01-01:00, Tue., 30 Sep. 0.0374 0.0317 0.0347
23:01-24:00, Mon., 29 Sep. 0.0374 0.0318 0.0346
22:01-23:00, Mon., 29 Sep. 0.0363 0.0318 0.0344
21:01-22:00, Mon., 29 Sep. 0.0370 0.0325 0.0343
20:01-21:00, Mon., 29 Sep. 0.0372 0.0323 0.0345
19:01-20:00, Mon., 29 Sep. 0.0374 0.0322 0.0347
18:01-19:00, Mon., 29 Sep. 0.0372 0.0325 0.0346
17:01-18:00, Mon., 29 Sep. 0.0381 0.0325 0.0350
16:01-17:00, Mon., 29 Sep. 0.0370 0.0320 0.0349
15:01-16:00, Mon., 29 Sep. 0.0388 0.0323 0.0350
14:01-15:00, Mon., 29 Sep. 0.0377 0.0329 0.0349
13:01-14:00, Mon., 29 Sep. 0.0381 0.0318 0.0349
12:01-13:00, Mon., 29 Sep. 0.0383 0.0317 0.0346
11:01-12:00, Mon., 29 Sep. 0.0384 0.0325 0.0346
10:01-11:00, Mon., 29 Sep. 0.0363 0.0318 0.0346
09:01-10:00, Mon., 29 Sep. 0.0379 0.0325 0.0352
08:01-09:00, Mon., 29 Sep. 0.0377 0.0332 0.0354
07:01-08:00, Mon., 29 Sep. 0.0377 0.0325 0.0350
06:01-07:00, Mon., 29 Sep. 0.0363 0.0309 0.0342
05:01-06:00, Mon., 29 Sep. 0.0375 0.0314 0.0339
04:01-05:00, Mon., 29 Sep. 0.0357 0.0310 0.0341
03:01-04:00, Mon., 29 Sep. 0.0358 0.0304 0.0338
02:01-03:00, Mon., 29 Sep. 0.0367 0.0318 0.0340
01:01-02:00, Mon., 29 Sep. 0.0359 0.0322 0.0339
00:01-01:00, Mon., 29 Sep. 0.0363 0.0312 0.0338