Measurement results by the hour (Ota) 9 Mar., 2020 - 15 Mar., 2020

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., 15 Mar. 0.0352 0.0312 0.0331
22:01-23:00, Sun., 15 Mar. 0.0356 0.0306 0.0334
21:01-22:00, Sun., 15 Mar. 0.0357 0.0320 0.0335
20:01-21:00, Sun., 15 Mar. 0.0351 0.0311 0.0334
19:01-20:00, Sun., 15 Mar. 0.0349 0.0312 0.0331
18:01-19:00, Sun., 15 Mar. 0.0356 0.0309 0.0333
17:01-18:00, Sun., 15 Mar. 0.0352 0.0311 0.0331
16:01-17:00, Sun., 15 Mar. 0.0356 0.0312 0.0331
15:01-16:00, Sun., 15 Mar. 0.0354 0.0317 0.0334
14:01-15:00, Sun., 15 Mar. 0.0357 0.0315 0.0335
13:01-14:00, Sun., 15 Mar. 0.0354 0.0314 0.0336
12:01-13:00, Sun., 15 Mar. 0.0356 0.0314 0.0336
11:01-12:00, Sun., 15 Mar. 0.0358 0.0321 0.0338
10:01-11:00, Sun., 15 Mar. 0.0358 0.0314 0.0333
09:01-10:00, Sun., 15 Mar. 0.0353 0.0312 0.0330
08:01-09:00, Sun., 15 Mar. 0.0352 0.0306 0.0330
07:01-08:00, Sun., 15 Mar. 0.0353 0.0313 0.0331
06:01-07:00, Sun., 15 Mar. 0.0349 0.0314 0.0330
05:01-06:00, Sun., 15 Mar. 0.0351 0.0309 0.0332
04:01-05:00, Sun., 15 Mar. 0.0350 0.0309 0.0332
03:01-04:00, Sun., 15 Mar. 0.0357 0.0315 0.0329
02:01-03:00, Sun., 15 Mar. 0.0362 0.0312 0.0336
01:01-02:00, Sun., 15 Mar. 0.0354 0.0314 0.0331
00:01-01:00, Sun., 15 Mar. 0.0342 0.0312 0.0330
23:01-24:00, Sat., 14 Mar. 0.0353 0.0307 0.0331
22:01-23:00, Sat., 14 Mar. 0.0355 0.0311 0.0330
21:01-22:00, Sat., 14 Mar. 0.0358 0.0309 0.0332
20:01-21:00, Sat., 14 Mar. 0.0379 0.0322 0.0346
19:01-20:00, Sat., 14 Mar. 0.0417 0.0336 0.0375
18:01-19:00, Sat., 14 Mar. 0.0443 0.0359 0.0400
17:01-18:00, Sat., 14 Mar. 0.0504 0.0399 0.0450
16:01-17:00, Sat., 14 Mar. 0.0533 0.0460 0.0495
15:01-16:00, Sat., 14 Mar. 0.0541 0.0470 0.0506
14:01-15:00, Sat., 14 Mar. 0.0534 0.0466 0.0501
13:01-14:00, Sat., 14 Mar. 0.0548 0.0482 0.0511
12:01-13:00, Sat., 14 Mar. 0.0549 0.0468 0.0511
11:01-12:00, Sat., 14 Mar. 0.0531 0.0454 0.0496
10:01-11:00, Sat., 14 Mar. 0.0539 0.0464 0.0500
09:01-10:00, Sat., 14 Mar. 0.0547 0.0475 0.0510
08:01-09:00, Sat., 14 Mar. 0.0518 0.0362 0.0424
07:01-08:00, Sat., 14 Mar. 0.0402 0.0319 0.0357
06:01-07:00, Sat., 14 Mar. 0.0358 0.0313 0.0336
05:01-06:00, Sat., 14 Mar. 0.0351 0.0317 0.0334
04:01-05:00, Sat., 14 Mar. 0.0354 0.0314 0.0337
03:01-04:00, Sat., 14 Mar. 0.0360 0.0309 0.0337
02:01-03:00, Sat., 14 Mar. 0.0362 0.0321 0.0340
01:01-02:00, Sat., 14 Mar. 0.0364 0.0323 0.0341
00:01-01:00, Sat., 14 Mar. 0.0360 0.0314 0.0339
23:01-24:00, Fri., 13 Mar. 0.0363 0.0322 0.0340
22:01-23:00, Fri., 13 Mar. 0.0359 0.0318 0.0341
21:01-22:00, Fri., 13 Mar. 0.0362 0.0314 0.0340
20:01-21:00, Fri., 13 Mar. 0.0369 0.0320 0.0341
19:01-20:00, Fri., 13 Mar. 0.0367 0.0318 0.0340
18:01-19:00, Fri., 13 Mar. 0.0360 0.0319 0.0340
17:01-18:00, Fri., 13 Mar. 0.0361 0.0323 0.0337
16:01-17:00, Fri., 13 Mar. 0.0367 0.0314 0.0339
15:01-16:00, Fri., 13 Mar. 0.0357 0.0320 0.0338
14:01-15:00, Fri., 13 Mar. 0.0354 0.0317 0.0337
13:01-14:00, Fri., 13 Mar. 0.0361 0.0318 0.0340
12:01-13:00, Fri., 13 Mar. 0.0359 0.0316 0.0338
11:01-12:00, Fri., 13 Mar. 0.0357 0.0314 0.0337
10:01-11:00, Fri., 13 Mar. 0.0363 0.0318 0.0339
09:01-10:00, Fri., 13 Mar. 0.0359 0.0306 0.0339
08:01-09:00, Fri., 13 Mar. 0.0360 0.0320 0.0339
07:01-08:00, Fri., 13 Mar. 0.0367 0.0309 0.0338
06:01-07:00, Fri., 13 Mar. 0.0358 0.0309 0.0339
05:01-06:00, Fri., 13 Mar. 0.0356 0.0309 0.0336
04:01-05:00, Fri., 13 Mar. 0.0355 0.0322 0.0336
03:01-04:00, Fri., 13 Mar. 0.0354 0.0322 0.0337
02:01-03:00, Fri., 13 Mar. 0.0354 0.0312 0.0335
01:01-02:00, Fri., 13 Mar. 0.0359 0.0321 0.0337
00:01-01:00, Fri., 13 Mar. 0.0356 0.0316 0.0335
23:01-24:00, Thu., 12 Mar. 0.0353 0.0318 0.0335
22:01-23:00, Thu., 12 Mar. 0.0357 0.0315 0.0336
21:01-22:00, Thu., 12 Mar. 0.0363 0.0314 0.0335
20:01-21:00, Thu., 12 Mar. 0.0352 0.0308 0.0335
19:01-20:00, Thu., 12 Mar. 0.0362 0.0314 0.0339
18:01-19:00, Thu., 12 Mar. 0.0361 0.0316 0.0338
17:01-18:00, Thu., 12 Mar. 0.0360 0.0322 0.0340
16:01-17:00, Thu., 12 Mar. 0.0356 0.0319 0.0337
15:01-16:00, Thu., 12 Mar. 0.0355 0.0319 0.0335
14:01-15:00, Thu., 12 Mar. 0.0360 0.0320 0.0336
13:01-14:00, Thu., 12 Mar. 0.0358 0.0315 0.0333
12:01-13:00, Thu., 12 Mar. 0.0352 0.0323 0.0338
11:01-12:00, Thu., 12 Mar. 0.0365 0.0316 0.0338
10:01-11:00, Thu., 12 Mar. 0.0360 0.0325 0.0340
09:01-10:00, Thu., 12 Mar. 0.0357 0.0323 0.0339
08:01-09:00, Thu., 12 Mar. 0.0364 0.0319 0.0339
07:01-08:00, Thu., 12 Mar. 0.0354 0.0315 0.0336
06:01-07:00, Thu., 12 Mar. 0.0357 0.0310 0.0336
05:01-06:00, Thu., 12 Mar. 0.0358 0.0316 0.0337
04:01-05:00, Thu., 12 Mar. 0.0366 0.0316 0.0339
03:01-04:00, Thu., 12 Mar. 0.0359 0.0323 0.0338
02:01-03:00, Thu., 12 Mar. 0.0358 0.0318 0.0337
01:01-02:00, Thu., 12 Mar. 0.0359 0.0319 0.0338
00:01-01:00, Thu., 12 Mar. 0.0369 0.0320 0.0338
23:01-24:00, Wed., 11 Mar. 0.0362 0.0319 0.0341
22:01-23:00, Wed., 11 Mar. 0.0367 0.0324 0.0344
21:01-22:00, Wed., 11 Mar. 0.0366 0.0326 0.0348
20:01-21:00, Wed., 11 Mar. 0.0368 0.0316 0.0341
19:01-20:00, Wed., 11 Mar. 0.0354 0.0314 0.0339
18:01-19:00, Wed., 11 Mar. 0.0360 0.0318 0.0334
17:01-18:00, Wed., 11 Mar. 0.0356 0.0314 0.0333
16:01-17:00, Wed., 11 Mar. 0.0357 0.0312 0.0330
15:01-16:00, Wed., 11 Mar. 0.0349 0.0311 0.0334
14:01-15:00, Wed., 11 Mar. 0.0353 0.0303 0.0330
13:01-14:00, Wed., 11 Mar. 0.0361 0.0313 0.0336
12:01-13:00, Wed., 11 Mar. 0.0364 0.0313 0.0336
11:01-12:00, Wed., 11 Mar. 0.0351 0.0318 0.0332
10:01-11:00, Wed., 11 Mar. 0.0356 0.0312 0.0332
09:01-10:00, Wed., 11 Mar. 0.0358 0.0314 0.0334
08:01-09:00, Wed., 11 Mar. 0.0353 0.0312 0.0335
07:01-08:00, Wed., 11 Mar. 0.0348 0.0314 0.0334
06:01-07:00, Wed., 11 Mar. 0.0358 0.0310 0.0333
05:01-06:00, Wed., 11 Mar. 0.0351 0.0312 0.0335
04:01-05:00, Wed., 11 Mar. 0.0355 0.0315 0.0333
03:01-04:00, Wed., 11 Mar. 0.0356 0.0314 0.0333
02:01-03:00, Wed., 11 Mar. 0.0352 0.0317 0.0334
01:01-02:00, Wed., 11 Mar. 0.0350 0.0320 0.0335
00:01-01:00, Wed., 11 Mar. 0.0360 0.0313 0.0332
23:01-24:00, Tue., 10 Mar. 0.0360 0.0309 0.0335
22:01-23:00, Tue., 10 Mar. 0.0359 0.0309 0.0336
21:01-22:00, Tue., 10 Mar. 0.0362 0.0322 0.0341
20:01-21:00, Tue., 10 Mar. 0.0419 0.0330 0.0367
19:01-20:00, Tue., 10 Mar. 0.0482 0.0377 0.0435
18:01-19:00, Tue., 10 Mar. 0.0512 0.0434 0.0474
17:01-18:00, Tue., 10 Mar. 0.0521 0.0429 0.0478
16:01-17:00, Tue., 10 Mar. 0.0481 0.0369 0.0417
15:01-16:00, Tue., 10 Mar. 0.0485 0.0366 0.0420
14:01-15:00, Tue., 10 Mar. 0.0491 0.0429 0.0456
13:01-14:00, Tue., 10 Mar. 0.0448 0.0318 0.0377
12:01-13:00, Tue., 10 Mar. 0.0350 0.0312 0.0335
11:01-12:00, Tue., 10 Mar. 0.0353 0.0310 0.0334
10:01-11:00, Tue., 10 Mar. 0.0363 0.0324 0.0342
09:01-10:00, Tue., 10 Mar. 0.0388 0.0330 0.0359
08:01-09:00, Tue., 10 Mar. 0.0371 0.0309 0.0343
07:01-08:00, Tue., 10 Mar. 0.0353 0.0312 0.0332
06:01-07:00, Tue., 10 Mar. 0.0354 0.0297 0.0330
05:01-06:00, Tue., 10 Mar. 0.0348 0.0313 0.0332
04:01-05:00, Tue., 10 Mar. 0.0363 0.0314 0.0339
03:01-04:00, Tue., 10 Mar. 0.0359 0.0313 0.0338
02:01-03:00, Tue., 10 Mar. 0.0372 0.0323 0.0348
01:01-02:00, Tue., 10 Mar. 0.0370 0.0311 0.0339
00:01-01:00, Tue., 10 Mar. 0.0353 0.0312 0.0331
23:01-24:00, Mon., 09 Mar. 0.0350 0.0312 0.0332
22:01-23:00, Mon., 09 Mar. 0.0351 0.0316 0.0332
21:01-22:00, Mon., 09 Mar. 0.0353 0.0308 0.0329
20:01-21:00, Mon., 09 Mar. 0.0347 0.0311 0.0329
19:01-20:00, Mon., 09 Mar. 0.0352 0.0312 0.0330
18:01-19:00, Mon., 09 Mar. 0.0355 0.0313 0.0329
17:01-18:00, Mon., 09 Mar. 0.0348 0.0305 0.0326
16:01-17:00, Mon., 09 Mar. 0.0355 0.0311 0.0327
15:01-16:00, Mon., 09 Mar. 0.0354 0.0315 0.0333
14:01-15:00, Mon., 09 Mar. 0.0355 0.0309 0.0333
13:01-14:00, Mon., 09 Mar. 0.0354 0.0306 0.0333
12:01-13:00, Mon., 09 Mar. 0.0358 0.0314 0.0338
11:01-12:00, Mon., 09 Mar. 0.0354 0.0316 0.0334
10:01-11:00, Mon., 09 Mar. 0.0361 0.0310 0.0335
09:01-10:00, Mon., 09 Mar. 0.0362 0.0314 0.0333
08:01-09:00, Mon., 09 Mar. 0.0352 0.0315 0.0332
07:01-08:00, Mon., 09 Mar. 0.0348 0.0304 0.0328
06:01-07:00, Mon., 09 Mar. 0.0372 0.0311 0.0333
05:01-06:00, Mon., 09 Mar. 0.0354 0.0311 0.0332
04:01-05:00, Mon., 09 Mar. 0.0351 0.0312 0.0333
03:01-04:00, Mon., 09 Mar. 0.0352 0.0303 0.0331
02:01-03:00, Mon., 09 Mar. 0.0355 0.0315 0.0331
01:01-02:00, Mon., 09 Mar. 0.0352 0.0301 0.0329
00:01-01:00, Mon., 09 Mar. 0.0348 0.0316 0.0332