Measurement results by the hour (Ota) 13 Mar., 2023 - 19 Mar., 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 Mar. 0.0338 0.0292 0.0316
22:01-23:00, Sun., 19 Mar. 0.0342 0.0301 0.0318
21:01-22:00, Sun., 19 Mar. 0.0341 0.0290 0.0316
20:01-21:00, Sun., 19 Mar. 0.0339 0.0294 0.0316
19:01-20:00, Sun., 19 Mar. 0.0343 0.0300 0.0318
18:01-19:00, Sun., 19 Mar. 0.0337 0.0301 0.0319
17:01-18:00, Sun., 19 Mar. 0.0344 0.0298 0.0324
16:01-17:00, Sun., 19 Mar. 0.0338 0.0304 0.0321
15:01-16:00, Sun., 19 Mar. 0.0344 0.0294 0.0321
14:01-15:00, Sun., 19 Mar. 0.0343 0.0301 0.0319
13:01-14:00, Sun., 19 Mar. 0.0349 0.0304 0.0324
12:01-13:00, Sun., 19 Mar. 0.0343 0.0291 0.0322
11:01-12:00, Sun., 19 Mar. 0.0345 0.0304 0.0324
10:01-11:00, Sun., 19 Mar. 0.0352 0.0293 0.0321
09:01-10:00, Sun., 19 Mar. 0.0344 0.0301 0.0320
08:01-09:00, Sun., 19 Mar. 0.0340 0.0302 0.0322
07:01-08:00, Sun., 19 Mar. 0.0342 0.0294 0.0322
06:01-07:00, Sun., 19 Mar. 0.0345 0.0293 0.0321
05:01-06:00, Sun., 19 Mar. 0.0358 0.0302 0.0324
04:01-05:00, Sun., 19 Mar. 0.0343 0.0301 0.0321
03:01-04:00, Sun., 19 Mar. 0.0342 0.0297 0.0320
02:01-03:00, Sun., 19 Mar. 0.0357 0.0301 0.0324
01:01-02:00, Sun., 19 Mar. 0.0346 0.0299 0.0325
00:01-01:00, Sun., 19 Mar. 0.0346 0.0301 0.0323
23:01-24:00, Sat., 18 Mar. 0.0343 0.0300 0.0322
22:01-23:00, Sat., 18 Mar. 0.0340 0.0301 0.0322
21:01-22:00, Sat., 18 Mar. 0.0343 0.0303 0.0321
20:01-21:00, Sat., 18 Mar. 0.0347 0.0305 0.0325
19:01-20:00, Sat., 18 Mar. 0.0371 0.0309 0.0332
18:01-19:00, Sat., 18 Mar. 0.0392 0.0329 0.0359
17:01-18:00, Sat., 18 Mar. 0.0405 0.0351 0.0386
16:01-17:00, Sat., 18 Mar. 0.0443 0.0374 0.0412
15:01-16:00, Sat., 18 Mar. 0.0509 0.0429 0.0467
14:01-15:00, Sat., 18 Mar. 0.0496 0.0411 0.0453
13:01-14:00, Sat., 18 Mar. 0.0457 0.0404 0.0432
12:01-13:00, Sat., 18 Mar. 0.0440 0.0350 0.0390
11:01-12:00, Sat., 18 Mar. 0.0401 0.0336 0.0369
10:01-11:00, Sat., 18 Mar. 0.0448 0.0365 0.0403
09:01-10:00, Sat., 18 Mar. 0.0490 0.0407 0.0446
08:01-09:00, Sat., 18 Mar. 0.0494 0.0440 0.0465
07:01-08:00, Sat., 18 Mar. 0.0496 0.0429 0.0457
06:01-07:00, Sat., 18 Mar. 0.0510 0.0447 0.0472
05:01-06:00, Sat., 18 Mar. 0.0513 0.0443 0.0482
04:01-05:00, Sat., 18 Mar. 0.0500 0.0444 0.0470
03:01-04:00, Sat., 18 Mar. 0.0478 0.0426 0.0451
02:01-03:00, Sat., 18 Mar. 0.0486 0.0429 0.0457
01:01-02:00, Sat., 18 Mar. 0.0462 0.0405 0.0435
00:01-01:00, Sat., 18 Mar. 0.0427 0.0340 0.0386
23:01-24:00, Fri., 17 Mar. 0.0376 0.0329 0.0349
22:01-23:00, Fri., 17 Mar. 0.0356 0.0308 0.0334
21:01-22:00, Fri., 17 Mar. 0.0359 0.0308 0.0331
20:01-21:00, Fri., 17 Mar. 0.0356 0.0312 0.0331
19:01-20:00, Fri., 17 Mar. 0.0347 0.0308 0.0328
18:01-19:00, Fri., 17 Mar. 0.0357 0.0301 0.0328
17:01-18:00, Fri., 17 Mar. 0.0356 0.0311 0.0328
16:01-17:00, Fri., 17 Mar. 0.0353 0.0304 0.0330
15:01-16:00, Fri., 17 Mar. 0.0343 0.0305 0.0327
14:01-15:00, Fri., 17 Mar. 0.0347 0.0304 0.0326
13:01-14:00, Fri., 17 Mar. 0.0358 0.0311 0.0331
12:01-13:00, Fri., 17 Mar. 0.0377 0.0310 0.0331
11:01-12:00, Fri., 17 Mar. 0.0351 0.0307 0.0330
10:01-11:00, Fri., 17 Mar. 0.0352 0.0302 0.0329
09:01-10:00, Fri., 17 Mar. 0.0351 0.0305 0.0329
08:01-09:00, Fri., 17 Mar. 0.0357 0.0304 0.0332
07:01-08:00, Fri., 17 Mar. 0.0356 0.0309 0.0335
06:01-07:00, Fri., 17 Mar. 0.0358 0.0316 0.0333
05:01-06:00, Fri., 17 Mar. 0.0370 0.0309 0.0338
04:01-05:00, Fri., 17 Mar. 0.0357 0.0313 0.0334
03:01-04:00, Fri., 17 Mar. 0.0366 0.0305 0.0332
02:01-03:00, Fri., 17 Mar. 0.0353 0.0305 0.0332
01:01-02:00, Fri., 17 Mar. 0.0343 0.0304 0.0327
00:01-01:00, Fri., 17 Mar. 0.0349 0.0308 0.0327
23:01-24:00, Thu., 16 Mar. 0.0349 0.0303 0.0324
22:01-23:00, Thu., 16 Mar. 0.0346 0.0300 0.0327
21:01-22:00, Thu., 16 Mar. 0.0346 0.0285 0.0322
20:01-21:00, Thu., 16 Mar. 0.0347 0.0301 0.0323
19:01-20:00, Thu., 16 Mar. 0.0351 0.0293 0.0324
18:01-19:00, Thu., 16 Mar. 0.0344 0.0303 0.0323
17:01-18:00, Thu., 16 Mar. 0.0339 0.0299 0.0321
16:01-17:00, Thu., 16 Mar. 0.0351 0.0297 0.0321
15:01-16:00, Thu., 16 Mar. 0.0346 0.0297 0.0324
14:01-15:00, Thu., 16 Mar. 0.0353 0.0300 0.0325
13:01-14:00, Thu., 16 Mar. 0.0354 0.0298 0.0327
12:01-13:00, Thu., 16 Mar. 0.0357 0.0312 0.0330
11:01-12:00, Thu., 16 Mar. 0.0349 0.0311 0.0329
10:01-11:00, Thu., 16 Mar. 0.0362 0.0301 0.0328
09:01-10:00, Thu., 16 Mar. 0.0353 0.0317 0.0334
08:01-09:00, Thu., 16 Mar. 0.0357 0.0308 0.0331
07:01-08:00, Thu., 16 Mar. 0.0357 0.0313 0.0329
06:01-07:00, Thu., 16 Mar. 0.0347 0.0307 0.0330
05:01-06:00, Thu., 16 Mar. 0.0351 0.0306 0.0327
04:01-05:00, Thu., 16 Mar. 0.0354 0.0303 0.0328
03:01-04:00, Thu., 16 Mar. 0.0349 0.0304 0.0326
02:01-03:00, Thu., 16 Mar. 0.0350 0.0293 0.0324
01:01-02:00, Thu., 16 Mar. 0.0344 0.0304 0.0322
00:01-01:00, Thu., 16 Mar. 0.0339 0.0304 0.0322
23:01-24:00, Wed., 15 Mar. 0.0352 0.0304 0.0325
22:01-23:00, Wed., 15 Mar. 0.0350 0.0302 0.0322
21:01-22:00, Wed., 15 Mar. 0.0352 0.0295 0.0325
20:01-21:00, Wed., 15 Mar. 0.0353 0.0299 0.0325
19:01-20:00, Wed., 15 Mar. 0.0348 0.0298 0.0326
18:01-19:00, Wed., 15 Mar. 0.0343 0.0304 0.0323
17:01-18:00, Wed., 15 Mar. 0.0349 0.0300 0.0324
16:01-17:00, Wed., 15 Mar. 0.0339 0.0301 0.0321
15:01-16:00, Wed., 15 Mar. 0.0346 0.0301 0.0323
14:01-15:00, Wed., 15 Mar. 0.0346 0.0302 0.0324
13:01-14:00, Wed., 15 Mar. 0.0349 0.0302 0.0328
12:01-13:00, Wed., 15 Mar. 0.0344 0.0301 0.0323
11:01-12:00, Wed., 15 Mar. 0.0349 0.0308 0.0326
10:01-11:00, Wed., 15 Mar. 0.0349 0.0283 0.0324
09:01-10:00, Wed., 15 Mar. 0.0346 0.0299 0.0326
08:01-09:00, Wed., 15 Mar. 0.0349 0.0298 0.0324
07:01-08:00, Wed., 15 Mar. 0.0342 0.0299 0.0323
06:01-07:00, Wed., 15 Mar. 0.0348 0.0301 0.0326
05:01-06:00, Wed., 15 Mar. 0.0355 0.0301 0.0325
04:01-05:00, Wed., 15 Mar. 0.0347 0.0304 0.0325
03:01-04:00, Wed., 15 Mar. 0.0343 0.0288 0.0324
02:01-03:00, Wed., 15 Mar. 0.0354 0.0309 0.0323
01:01-02:00, Wed., 15 Mar. 0.0342 0.0296 0.0323
00:01-01:00, Wed., 15 Mar. 0.0345 0.0295 0.0322
23:01-24:00, Tue., 14 Mar. 0.0343 0.0306 0.0322
22:01-23:00, Tue., 14 Mar. 0.0348 0.0303 0.0323
21:01-22:00, Tue., 14 Mar. 0.0346 0.0295 0.0322
20:01-21:00, Tue., 14 Mar. 0.0350 0.0301 0.0321
19:01-20:00, Tue., 14 Mar. 0.0346 0.0297 0.0323
18:01-19:00, Tue., 14 Mar. 0.0342 0.0296 0.0321
17:01-18:00, Tue., 14 Mar. 0.0357 0.0301 0.0326
16:01-17:00, Tue., 14 Mar. 0.0349 0.0309 0.0328
15:01-16:00, Tue., 14 Mar. 0.0370 0.0297 0.0326
14:01-15:00, Tue., 14 Mar. 0.0356 0.0301 0.0328
13:01-14:00, Tue., 14 Mar. 0.0349 0.0304 0.0329
12:01-13:00, Tue., 14 Mar. 0.0354 0.0309 0.0331
11:01-12:00, Tue., 14 Mar. 0.0346 0.0305 0.0325
10:01-11:00, Tue., 14 Mar. 0.0354 0.0304 0.0327
09:01-10:00, Tue., 14 Mar. 0.0358 0.0297 0.0324
08:01-09:00, Tue., 14 Mar. 0.0358 0.0315 0.0337
07:01-08:00, Tue., 14 Mar. 0.0367 0.0306 0.0336
06:01-07:00, Tue., 14 Mar. 0.0350 0.0303 0.0325
05:01-06:00, Tue., 14 Mar. 0.0346 0.0301 0.0321
04:01-05:00, Tue., 14 Mar. 0.0350 0.0297 0.0324
03:01-04:00, Tue., 14 Mar. 0.0347 0.0305 0.0324
02:01-03:00, Tue., 14 Mar. 0.0343 0.0304 0.0325
01:01-02:00, Tue., 14 Mar. 0.0346 0.0303 0.0325
00:01-01:00, Tue., 14 Mar. 0.0349 0.0308 0.0326
23:01-24:00, Mon., 13 Mar. 0.0343 0.0297 0.0324
22:01-23:00, Mon., 13 Mar. 0.0349 0.0301 0.0324
21:01-22:00, Mon., 13 Mar. 0.0345 0.0307 0.0325
20:01-21:00, Mon., 13 Mar. 0.0345 0.0308 0.0327
19:01-20:00, Mon., 13 Mar. 0.0352 0.0304 0.0329
18:01-19:00, Mon., 13 Mar. 0.0349 0.0301 0.0324
17:01-18:00, Mon., 13 Mar. 0.0346 0.0301 0.0322
16:01-17:00, Mon., 13 Mar. 0.0345 0.0281 0.0322
15:01-16:00, Mon., 13 Mar. 0.0351 0.0302 0.0330
14:01-15:00, Mon., 13 Mar. 0.0397 0.0332 0.0358
13:01-14:00, Mon., 13 Mar. 0.0420 0.0363 0.0391
12:01-13:00, Mon., 13 Mar. 0.0390 0.0299 0.0350
11:01-12:00, Mon., 13 Mar. 0.0363 0.0304 0.0330
10:01-11:00, Mon., 13 Mar. 0.0352 0.0300 0.0328
09:01-10:00, Mon., 13 Mar. 0.0350 0.0302 0.0326
08:01-09:00, Mon., 13 Mar. 0.0354 0.0301 0.0329
07:01-08:00, Mon., 13 Mar. 0.0367 0.0305 0.0329
06:01-07:00, Mon., 13 Mar. 0.0351 0.0304 0.0329
05:01-06:00, Mon., 13 Mar. 0.0351 0.0309 0.0329
04:01-05:00, Mon., 13 Mar. 0.0353 0.0309 0.0330
03:01-04:00, Mon., 13 Mar. 0.0349 0.0308 0.0330
02:01-03:00, Mon., 13 Mar. 0.0351 0.0310 0.0332
01:01-02:00, Mon., 13 Mar. 0.0353 0.0304 0.0328
00:01-01:00, Mon., 13 Mar. 0.0358 0.0309 0.0331