Measurement results by the hour (Ota) 31 Mar., 2025 - 6 Apr., 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., 06 Apr. 0.0339 0.0294 0.0315
22:01-23:00, Sun., 06 Apr. 0.0339 0.0297 0.0315
21:01-22:00, Sun., 06 Apr. 0.0329 0.0288 0.0315
20:01-21:00, Sun., 06 Apr. 0.0343 0.0301 0.0316
19:01-20:00, Sun., 06 Apr. 0.0343 0.0298 0.0315
18:01-19:00, Sun., 06 Apr. 0.0344 0.0287 0.0313
17:01-18:00, Sun., 06 Apr. 0.0332 0.0295 0.0313
16:01-17:00, Sun., 06 Apr. 0.0342 0.0291 0.0318
15:01-16:00, Sun., 06 Apr. 0.0350 0.0301 0.0326
14:01-15:00, Sun., 06 Apr. 0.0377 0.0312 0.0345
13:01-14:00, Sun., 06 Apr. 0.0374 0.0310 0.0345
12:01-13:00, Sun., 06 Apr. 0.0354 0.0311 0.0331
11:01-12:00, Sun., 06 Apr. 0.0346 0.0298 0.0327
10:01-11:00, Sun., 06 Apr. 0.0336 0.0290 0.0314
09:01-10:00, Sun., 06 Apr. 0.0334 0.0287 0.0313
08:01-09:00, Sun., 06 Apr. 0.0333 0.0297 0.0316
07:01-08:00, Sun., 06 Apr. 0.0346 0.0289 0.0317
06:01-07:00, Sun., 06 Apr. 0.0339 0.0287 0.0317
05:01-06:00, Sun., 06 Apr. 0.0339 0.0295 0.0318
04:01-05:00, Sun., 06 Apr. 0.0343 0.0294 0.0318
03:01-04:00, Sun., 06 Apr. 0.0336 0.0296 0.0316
02:01-03:00, Sun., 06 Apr. 0.0341 0.0291 0.0315
01:01-02:00, Sun., 06 Apr. 0.0340 0.0290 0.0316
00:01-01:00, Sun., 06 Apr. 0.0352 0.0290 0.0315
23:01-24:00, Sat., 05 Apr. 0.0338 0.0297 0.0316
22:01-23:00, Sat., 05 Apr. 0.0354 0.0291 0.0316
21:01-22:00, Sat., 05 Apr. 0.0337 0.0293 0.0315
20:01-21:00, Sat., 05 Apr. 0.0336 0.0290 0.0311
19:01-20:00, Sat., 05 Apr. 0.0331 0.0290 0.0314
18:01-19:00, Sat., 05 Apr. 0.0343 0.0287 0.0311
17:01-18:00, Sat., 05 Apr. 0.0339 0.0290 0.0311
16:01-17:00, Sat., 05 Apr. 0.0341 0.0285 0.0311
15:01-16:00, Sat., 05 Apr. 0.0330 0.0293 0.0314
14:01-15:00, Sat., 05 Apr. 0.0346 0.0291 0.0315
13:01-14:00, Sat., 05 Apr. 0.0346 0.0294 0.0318
12:01-13:00, Sat., 05 Apr. 0.0339 0.0289 0.0315
11:01-12:00, Sat., 05 Apr. 0.0349 0.0288 0.0315
10:01-11:00, Sat., 05 Apr. 0.0335 0.0296 0.0315
09:01-10:00, Sat., 05 Apr. 0.0338 0.0293 0.0316
08:01-09:00, Sat., 05 Apr. 0.0339 0.0290 0.0318
07:01-08:00, Sat., 05 Apr. 0.0352 0.0295 0.0318
06:01-07:00, Sat., 05 Apr. 0.0344 0.0297 0.0317
05:01-06:00, Sat., 05 Apr. 0.0334 0.0283 0.0314
04:01-05:00, Sat., 05 Apr. 0.0349 0.0293 0.0316
03:01-04:00, Sat., 05 Apr. 0.0336 0.0296 0.0315
02:01-03:00, Sat., 05 Apr. 0.0345 0.0295 0.0316
01:01-02:00, Sat., 05 Apr. 0.0331 0.0294 0.0312
00:01-01:00, Sat., 05 Apr. 0.0337 0.0292 0.0314
23:01-24:00, Fri., 04 Apr. 0.0337 0.0290 0.0313
22:01-23:00, Fri., 04 Apr. 0.0326 0.0295 0.0311
21:01-22:00, Fri., 04 Apr. 0.0336 0.0282 0.0310
20:01-21:00, Fri., 04 Apr. 0.0336 0.0288 0.0312
19:01-20:00, Fri., 04 Apr. 0.0337 0.0284 0.0313
18:01-19:00, Fri., 04 Apr. 0.0339 0.0288 0.0313
17:01-18:00, Fri., 04 Apr. 0.0340 0.0287 0.0311
16:01-17:00, Fri., 04 Apr. 0.0343 0.0294 0.0316
15:01-16:00, Fri., 04 Apr. 0.0336 0.0273 0.0313
14:01-15:00, Fri., 04 Apr. 0.0333 0.0288 0.0313
13:01-14:00, Fri., 04 Apr. 0.0341 0.0294 0.0312
12:01-13:00, Fri., 04 Apr. 0.0339 0.0299 0.0316
11:01-12:00, Fri., 04 Apr. 0.0334 0.0302 0.0318
10:01-11:00, Fri., 04 Apr. 0.0341 0.0289 0.0317
09:01-10:00, Fri., 04 Apr. 0.0339 0.0293 0.0314
08:01-09:00, Fri., 04 Apr. 0.0335 0.0295 0.0314
07:01-08:00, Fri., 04 Apr. 0.0333 0.0293 0.0315
06:01-07:00, Fri., 04 Apr. 0.0334 0.0294 0.0313
05:01-06:00, Fri., 04 Apr. 0.0336 0.0294 0.0314
04:01-05:00, Fri., 04 Apr. 0.0332 0.0294 0.0314
03:01-04:00, Fri., 04 Apr. 0.0331 0.0290 0.0312
02:01-03:00, Fri., 04 Apr. 0.0340 0.0290 0.0314
01:01-02:00, Fri., 04 Apr. 0.0336 0.0287 0.0312
00:01-01:00, Fri., 04 Apr. 0.0330 0.0281 0.0312
23:01-24:00, Thu., 03 Apr. 0.0338 0.0292 0.0312
22:01-23:00, Thu., 03 Apr. 0.0332 0.0287 0.0312
21:01-22:00, Thu., 03 Apr. 0.0339 0.0290 0.0310
20:01-21:00, Thu., 03 Apr. 0.0331 0.0289 0.0313
19:01-20:00, Thu., 03 Apr. 0.0332 0.0285 0.0312
18:01-19:00, Thu., 03 Apr. 0.0334 0.0286 0.0313
17:01-18:00, Thu., 03 Apr. 0.0343 0.0287 0.0317
16:01-17:00, Thu., 03 Apr. 0.0362 0.0308 0.0332
15:01-16:00, Thu., 03 Apr. 0.0394 0.0332 0.0363
14:01-15:00, Thu., 03 Apr. 0.0398 0.0326 0.0358
13:01-14:00, Thu., 03 Apr. 0.0367 0.0323 0.0348
12:01-13:00, Thu., 03 Apr. 0.0358 0.0294 0.0326
11:01-12:00, Thu., 03 Apr. 0.0352 0.0303 0.0328
10:01-11:00, Thu., 03 Apr. 0.0374 0.0316 0.0344
09:01-10:00, Thu., 03 Apr. 0.0384 0.0333 0.0356
08:01-09:00, Thu., 03 Apr. 0.0398 0.0339 0.0367
07:01-08:00, Thu., 03 Apr. 0.0385 0.0315 0.0360
06:01-07:00, Thu., 03 Apr. 0.0353 0.0293 0.0322
05:01-06:00, Thu., 03 Apr. 0.0345 0.0288 0.0314
04:01-05:00, Thu., 03 Apr. 0.0336 0.0286 0.0312
03:01-04:00, Thu., 03 Apr. 0.0332 0.0286 0.0316
02:01-03:00, Thu., 03 Apr. 0.0360 0.0297 0.0328
01:01-02:00, Thu., 03 Apr. 0.0359 0.0294 0.0328
00:01-01:00, Thu., 03 Apr. 0.0336 0.0284 0.0309
23:01-24:00, Wed., 02 Apr. 0.0330 0.0282 0.0308
22:01-23:00, Wed., 02 Apr. 0.0334 0.0279 0.0310
21:01-22:00, Wed., 02 Apr. 0.0330 0.0284 0.0309
20:01-21:00, Wed., 02 Apr. 0.0330 0.0284 0.0310
19:01-20:00, Wed., 02 Apr. 0.0332 0.0289 0.0312
18:01-19:00, Wed., 02 Apr. 0.0330 0.0289 0.0310
17:01-18:00, Wed., 02 Apr. 0.0331 0.0295 0.0313
16:01-17:00, Wed., 02 Apr. 0.0351 0.0304 0.0322
15:01-16:00, Wed., 02 Apr. 0.0337 0.0284 0.0315
14:01-15:00, Wed., 02 Apr. 0.0335 0.0282 0.0311
13:01-14:00, Wed., 02 Apr. 0.0334 0.0287 0.0313
12:01-13:00, Wed., 02 Apr. 0.0345 0.0290 0.0315
11:01-12:00, Wed., 02 Apr. 0.0346 0.0290 0.0319
10:01-11:00, Wed., 02 Apr. 0.0358 0.0307 0.0328
09:01-10:00, Wed., 02 Apr. 0.0353 0.0304 0.0328
08:01-09:00, Wed., 02 Apr. 0.0349 0.0304 0.0326
07:01-08:00, Wed., 02 Apr. 0.0363 0.0305 0.0339
06:01-07:00, Wed., 02 Apr. 0.0387 0.0332 0.0354
05:01-06:00, Wed., 02 Apr. 0.0409 0.0331 0.0368
04:01-05:00, Wed., 02 Apr. 0.0439 0.0383 0.0410
03:01-04:00, Wed., 02 Apr. 0.0452 0.0407 0.0429
02:01-03:00, Wed., 02 Apr. 0.0461 0.0392 0.0424
01:01-02:00, Wed., 02 Apr. 0.0446 0.0391 0.0416
00:01-01:00, Wed., 02 Apr. 0.0457 0.0393 0.0426
23:01-24:00, Tue., 01 Apr. 0.0447 0.0398 0.0417
22:01-23:00, Tue., 01 Apr. 0.0430 0.0391 0.0410
21:01-22:00, Tue., 01 Apr. 0.0415 0.0358 0.0386
20:01-21:00, Tue., 01 Apr. 0.0420 0.0363 0.0394
19:01-20:00, Tue., 01 Apr. 0.0414 0.0358 0.0389
18:01-19:00, Tue., 01 Apr. 0.0406 0.0359 0.0383
17:01-18:00, Tue., 01 Apr. 0.0415 0.0372 0.0394
16:01-17:00, Tue., 01 Apr. 0.0404 0.0353 0.0379
15:01-16:00, Tue., 01 Apr. 0.0381 0.0320 0.0351
14:01-15:00, Tue., 01 Apr. 0.0377 0.0325 0.0349
13:01-14:00, Tue., 01 Apr. 0.0395 0.0343 0.0369
12:01-13:00, Tue., 01 Apr. 0.0395 0.0343 0.0368
11:01-12:00, Tue., 01 Apr. 0.0396 0.0336 0.0367
10:01-11:00, Tue., 01 Apr. 0.0438 0.0373 0.0405
09:01-10:00, Tue., 01 Apr. 0.0412 0.0358 0.0380
08:01-09:00, Tue., 01 Apr. 0.0398 0.0332 0.0366
07:01-08:00, Tue., 01 Apr. 0.0359 0.0318 0.0337
06:01-07:00, Tue., 01 Apr. 0.0353 0.0303 0.0326
05:01-06:00, Tue., 01 Apr. 0.0354 0.0307 0.0332
04:01-05:00, Tue., 01 Apr. 0.0367 0.0311 0.0344
03:01-04:00, Tue., 01 Apr. 0.0370 0.0314 0.0334
02:01-03:00, Tue., 01 Apr. 0.0346 0.0303 0.0323
01:01-02:00, Tue., 01 Apr. 0.0364 0.0304 0.0336
00:01-01:00, Tue., 01 Apr. 0.0362 0.0294 0.0330
23:01-24:00, Mon., 31 Mar. 0.0340 0.0299 0.0318
22:01-23:00, Mon., 31 Mar. 0.0350 0.0296 0.0325
21:01-22:00, Mon., 31 Mar. 0.0352 0.0308 0.0325
20:01-21:00, Mon., 31 Mar. 0.0345 0.0294 0.0320
19:01-20:00, Mon., 31 Mar. 0.0349 0.0290 0.0325
18:01-19:00, Mon., 31 Mar. 0.0349 0.0303 0.0326
17:01-18:00, Mon., 31 Mar. 0.0339 0.0286 0.0317
16:01-17:00, Mon., 31 Mar. 0.0330 0.0296 0.0312
15:01-16:00, Mon., 31 Mar. 0.0333 0.0289 0.0314
14:01-15:00, Mon., 31 Mar. 0.0338 0.0303 0.0318
13:01-14:00, Mon., 31 Mar. 0.0343 0.0291 0.0319
12:01-13:00, Mon., 31 Mar. 0.0337 0.0292 0.0318
11:01-12:00, Mon., 31 Mar. 0.0348 0.0301 0.0322
10:01-11:00, Mon., 31 Mar. 0.0356 0.0295 0.0317
09:01-10:00, Mon., 31 Mar. 0.0337 0.0292 0.0313
08:01-09:00, Mon., 31 Mar. 0.0352 0.0290 0.0317
07:01-08:00, Mon., 31 Mar. 0.0338 0.0291 0.0316
06:01-07:00, Mon., 31 Mar. 0.0337 0.0290 0.0313
05:01-06:00, Mon., 31 Mar. 0.0336 0.0295 0.0318
04:01-05:00, Mon., 31 Mar. 0.0341 0.0296 0.0318
03:01-04:00, Mon., 31 Mar. 0.0337 0.0296 0.0315
02:01-03:00, Mon., 31 Mar. 0.0341 0.0294 0.0322
01:01-02:00, Mon., 31 Mar. 0.0356 0.0308 0.0330
00:01-01:00, Mon., 31 Mar. 0.0367 0.0316 0.0344