Measurement results by the hour (Ota) 13 Feb., 2023 - 19 Feb., 2023

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., 19 Feb. 0.0348 0.0301 0.0325
22:01-23:00, Sun., 19 Feb. 0.0350 0.0302 0.0327
21:01-22:00, Sun., 19 Feb. 0.0349 0.0299 0.0328
20:01-21:00, Sun., 19 Feb. 0.0350 0.0308 0.0326
19:01-20:00, Sun., 19 Feb. 0.0355 0.0313 0.0332
18:01-19:00, Sun., 19 Feb. 0.0355 0.0312 0.0333
17:01-18:00, Sun., 19 Feb. 0.0353 0.0314 0.0333
16:01-17:00, Sun., 19 Feb. 0.0357 0.0311 0.0333
15:01-16:00, Sun., 19 Feb. 0.0353 0.0287 0.0329
14:01-15:00, Sun., 19 Feb. 0.0344 0.0301 0.0325
13:01-14:00, Sun., 19 Feb. 0.0345 0.0304 0.0326
12:01-13:00, Sun., 19 Feb. 0.0344 0.0304 0.0324
11:01-12:00, Sun., 19 Feb. 0.0346 0.0298 0.0324
10:01-11:00, Sun., 19 Feb. 0.0349 0.0304 0.0325
09:01-10:00, Sun., 19 Feb. 0.0349 0.0304 0.0328
08:01-09:00, Sun., 19 Feb. 0.0353 0.0315 0.0331
07:01-08:00, Sun., 19 Feb. 0.0351 0.0307 0.0330
06:01-07:00, Sun., 19 Feb. 0.0353 0.0305 0.0332
05:01-06:00, Sun., 19 Feb. 0.0367 0.0313 0.0332
04:01-05:00, Sun., 19 Feb. 0.0350 0.0305 0.0330
03:01-04:00, Sun., 19 Feb. 0.0353 0.0303 0.0331
02:01-03:00, Sun., 19 Feb. 0.0352 0.0308 0.0330
01:01-02:00, Sun., 19 Feb. 0.0353 0.0304 0.0328
00:01-01:00, Sun., 19 Feb. 0.0347 0.0304 0.0325
23:01-24:00, Sat., 18 Feb. 0.0346 0.0301 0.0325
22:01-23:00, Sat., 18 Feb. 0.0343 0.0310 0.0324
21:01-22:00, Sat., 18 Feb. 0.0345 0.0306 0.0323
20:01-21:00, Sat., 18 Feb. 0.0345 0.0302 0.0322
19:01-20:00, Sat., 18 Feb. 0.0351 0.0304 0.0325
18:01-19:00, Sat., 18 Feb. 0.0341 0.0294 0.0323
17:01-18:00, Sat., 18 Feb. 0.0346 0.0302 0.0320
16:01-17:00, Sat., 18 Feb. 0.0347 0.0300 0.0322
15:01-16:00, Sat., 18 Feb. 0.0342 0.0301 0.0325
14:01-15:00, Sat., 18 Feb. 0.0349 0.0294 0.0325
13:01-14:00, Sat., 18 Feb. 0.0352 0.0304 0.0329
12:01-13:00, Sat., 18 Feb. 0.0347 0.0303 0.0328
11:01-12:00, Sat., 18 Feb. 0.0354 0.0308 0.0334
10:01-11:00, Sat., 18 Feb. 0.0366 0.0308 0.0334
09:01-10:00, Sat., 18 Feb. 0.0356 0.0315 0.0337
08:01-09:00, Sat., 18 Feb. 0.0360 0.0306 0.0336
07:01-08:00, Sat., 18 Feb. 0.0352 0.0308 0.0331
06:01-07:00, Sat., 18 Feb. 0.0346 0.0306 0.0330
05:01-06:00, Sat., 18 Feb. 0.0359 0.0316 0.0333
04:01-05:00, Sat., 18 Feb. 0.0353 0.0299 0.0327
03:01-04:00, Sat., 18 Feb. 0.0341 0.0299 0.0324
02:01-03:00, Sat., 18 Feb. 0.0344 0.0305 0.0325
01:01-02:00, Sat., 18 Feb. 0.0352 0.0308 0.0331
00:01-01:00, Sat., 18 Feb. 0.0346 0.0311 0.0326
23:01-24:00, Fri., 17 Feb. 0.0348 0.0301 0.0324
22:01-23:00, Fri., 17 Feb. 0.0349 0.0304 0.0325
21:01-22:00, Fri., 17 Feb. 0.0349 0.0298 0.0323
20:01-21:00, Fri., 17 Feb. 0.0343 0.0299 0.0319
19:01-20:00, Fri., 17 Feb. 0.0340 0.0289 0.0320
18:01-19:00, Fri., 17 Feb. 0.0348 0.0291 0.0325
17:01-18:00, Fri., 17 Feb. 0.0341 0.0296 0.0321
16:01-17:00, Fri., 17 Feb. 0.0345 0.0297 0.0322
15:01-16:00, Fri., 17 Feb. 0.0344 0.0304 0.0322
14:01-15:00, Fri., 17 Feb. 0.0345 0.0301 0.0322
13:01-14:00, Fri., 17 Feb. 0.0346 0.0301 0.0323
12:01-13:00, Fri., 17 Feb. 0.0343 0.0301 0.0325
11:01-12:00, Fri., 17 Feb. 0.0350 0.0298 0.0326
10:01-11:00, Fri., 17 Feb. 0.0347 0.0303 0.0326
09:01-10:00, Fri., 17 Feb. 0.0354 0.0302 0.0326
08:01-09:00, Fri., 17 Feb. 0.0347 0.0302 0.0324
07:01-08:00, Fri., 17 Feb. 0.0346 0.0303 0.0323
06:01-07:00, Fri., 17 Feb. 0.0348 0.0302 0.0325
05:01-06:00, Fri., 17 Feb. 0.0349 0.0301 0.0325
04:01-05:00, Fri., 17 Feb. 0.0344 0.0310 0.0328
03:01-04:00, Fri., 17 Feb. 0.0343 0.0296 0.0319
02:01-03:00, Fri., 17 Feb. 0.0337 0.0298 0.0316
01:01-02:00, Fri., 17 Feb. 0.0346 0.0298 0.0319
00:01-01:00, Fri., 17 Feb. 0.0336 0.0295 0.0316
23:01-24:00, Thu., 16 Feb. 0.0344 0.0304 0.0322
22:01-23:00, Thu., 16 Feb. 0.0355 0.0296 0.0325
21:01-22:00, Thu., 16 Feb. 0.0351 0.0301 0.0324
20:01-21:00, Thu., 16 Feb. 0.0334 0.0294 0.0318
19:01-20:00, Thu., 16 Feb. 0.0334 0.0298 0.0315
18:01-19:00, Thu., 16 Feb. 0.0351 0.0300 0.0320
17:01-18:00, Thu., 16 Feb. 0.0347 0.0289 0.0318
16:01-17:00, Thu., 16 Feb. 0.0349 0.0306 0.0324
15:01-16:00, Thu., 16 Feb. 0.0340 0.0297 0.0322
14:01-15:00, Thu., 16 Feb. 0.0343 0.0297 0.0322
13:01-14:00, Thu., 16 Feb. 0.0345 0.0290 0.0323
12:01-13:00, Thu., 16 Feb. 0.0353 0.0299 0.0325
11:01-12:00, Thu., 16 Feb. 0.0359 0.0302 0.0326
10:01-11:00, Thu., 16 Feb. 0.0342 0.0302 0.0323
09:01-10:00, Thu., 16 Feb. 0.0342 0.0291 0.0320
08:01-09:00, Thu., 16 Feb. 0.0343 0.0296 0.0319
07:01-08:00, Thu., 16 Feb. 0.0349 0.0298 0.0322
06:01-07:00, Thu., 16 Feb. 0.0349 0.0301 0.0322
05:01-06:00, Thu., 16 Feb. 0.0346 0.0299 0.0321
04:01-05:00, Thu., 16 Feb. 0.0343 0.0303 0.0321
03:01-04:00, Thu., 16 Feb. 0.0338 0.0301 0.0319
02:01-03:00, Thu., 16 Feb. 0.0339 0.0296 0.0320
01:01-02:00, Thu., 16 Feb. 0.0352 0.0304 0.0319
00:01-01:00, Thu., 16 Feb. 0.0348 0.0300 0.0318
23:01-24:00, Wed., 15 Feb. 0.0349 0.0303 0.0322
22:01-23:00, Wed., 15 Feb. 0.0339 0.0300 0.0322
21:01-22:00, Wed., 15 Feb. 0.0343 0.0293 0.0322
20:01-21:00, Wed., 15 Feb. 0.0351 0.0299 0.0321
19:01-20:00, Wed., 15 Feb. 0.0341 0.0304 0.0322
18:01-19:00, Wed., 15 Feb. 0.0346 0.0299 0.0322
17:01-18:00, Wed., 15 Feb. 0.0348 0.0299 0.0320
16:01-17:00, Wed., 15 Feb. 0.0354 0.0311 0.0326
15:01-16:00, Wed., 15 Feb. 0.0353 0.0301 0.0325
14:01-15:00, Wed., 15 Feb. 0.0351 0.0299 0.0326
13:01-14:00, Wed., 15 Feb. 0.0345 0.0301 0.0326
12:01-13:00, Wed., 15 Feb. 0.0352 0.0306 0.0330
11:01-12:00, Wed., 15 Feb. 0.0350 0.0301 0.0327
10:01-11:00, Wed., 15 Feb. 0.0345 0.0301 0.0324
09:01-10:00, Wed., 15 Feb. 0.0357 0.0301 0.0329
08:01-09:00, Wed., 15 Feb. 0.0353 0.0295 0.0328
07:01-08:00, Wed., 15 Feb. 0.0343 0.0304 0.0325
06:01-07:00, Wed., 15 Feb. 0.0349 0.0297 0.0325
05:01-06:00, Wed., 15 Feb. 0.0350 0.0296 0.0322
04:01-05:00, Wed., 15 Feb. 0.0351 0.0304 0.0323
03:01-04:00, Wed., 15 Feb. 0.0349 0.0305 0.0328
02:01-03:00, Wed., 15 Feb. 0.0355 0.0301 0.0329
01:01-02:00, Wed., 15 Feb. 0.0352 0.0297 0.0324
00:01-01:00, Wed., 15 Feb. 0.0343 0.0297 0.0324
23:01-24:00, Tue., 14 Feb. 0.0353 0.0301 0.0324
22:01-23:00, Tue., 14 Feb. 0.0350 0.0301 0.0323
21:01-22:00, Tue., 14 Feb. 0.0345 0.0302 0.0323
20:01-21:00, Tue., 14 Feb. 0.0349 0.0304 0.0323
19:01-20:00, Tue., 14 Feb. 0.0349 0.0305 0.0326
18:01-19:00, Tue., 14 Feb. 0.0346 0.0302 0.0326
17:01-18:00, Tue., 14 Feb. 0.0343 0.0301 0.0323
16:01-17:00, Tue., 14 Feb. 0.0346 0.0301 0.0323
15:01-16:00, Tue., 14 Feb. 0.0344 0.0303 0.0323
14:01-15:00, Tue., 14 Feb. 0.0349 0.0294 0.0322
13:01-14:00, Tue., 14 Feb. 0.0344 0.0291 0.0322
12:01-13:00, Tue., 14 Feb. 0.0343 0.0293 0.0322
11:01-12:00, Tue., 14 Feb. 0.0356 0.0304 0.0324
10:01-11:00, Tue., 14 Feb. 0.0345 0.0294 0.0322
09:01-10:00, Tue., 14 Feb. 0.0342 0.0297 0.0319
08:01-09:00, Tue., 14 Feb. 0.0347 0.0301 0.0318
07:01-08:00, Tue., 14 Feb. 0.0346 0.0287 0.0315
06:01-07:00, Tue., 14 Feb. 0.0334 0.0297 0.0315
05:01-06:00, Tue., 14 Feb. 0.0339 0.0300 0.0316
04:01-05:00, Tue., 14 Feb. 0.0341 0.0294 0.0318
03:01-04:00, Tue., 14 Feb. 0.0349 0.0304 0.0324
02:01-03:00, Tue., 14 Feb. 0.0351 0.0303 0.0327
01:01-02:00, Tue., 14 Feb. 0.0367 0.0287 0.0322
00:01-01:00, Tue., 14 Feb. 0.0353 0.0316 0.0329
23:01-24:00, Mon., 13 Feb. 0.0378 0.0305 0.0343
22:01-23:00, Mon., 13 Feb. 0.0434 0.0329 0.0386
21:01-22:00, Mon., 13 Feb. 0.0485 0.0393 0.0439
20:01-21:00, Mon., 13 Feb. 0.0473 0.0423 0.0449
19:01-20:00, Mon., 13 Feb. 0.0464 0.0402 0.0442
18:01-19:00, Mon., 13 Feb. 0.0483 0.0421 0.0454
17:01-18:00, Mon., 13 Feb. 0.0499 0.0429 0.0455
16:01-17:00, Mon., 13 Feb. 0.0509 0.0426 0.0465
15:01-16:00, Mon., 13 Feb. 0.0544 0.0462 0.0505
14:01-15:00, Mon., 13 Feb. 0.0538 0.0479 0.0508
13:01-14:00, Mon., 13 Feb. 0.0572 0.0500 0.0533
12:01-13:00, Mon., 13 Feb. 0.0553 0.0492 0.0523
11:01-12:00, Mon., 13 Feb. 0.0558 0.0472 0.0509
10:01-11:00, Mon., 13 Feb. 0.0509 0.0442 0.0470
09:01-10:00, Mon., 13 Feb. 0.0519 0.0310 0.0424
08:01-09:00, Mon., 13 Feb. 0.0349 0.0302 0.0325
07:01-08:00, Mon., 13 Feb. 0.0355 0.0310 0.0334
06:01-07:00, Mon., 13 Feb. 0.0381 0.0314 0.0349
05:01-06:00, Mon., 13 Feb. 0.0465 0.0355 0.0406
04:01-05:00, Mon., 13 Feb. 0.0464 0.0342 0.0402
03:01-04:00, Mon., 13 Feb. 0.0367 0.0319 0.0346
02:01-03:00, Mon., 13 Feb. 0.0358 0.0301 0.0333
01:01-02:00, Mon., 13 Feb. 0.0348 0.0295 0.0326
00:01-01:00, Mon., 13 Feb. 0.0356 0.0295 0.0325