Measurement results by the hour (Ota) 1 Feb., 2021 - 7 Feb., 2021

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., 07 Feb. 0.0356 0.0319 0.0338
22:01-23:00, Sun., 07 Feb. 0.0357 0.0316 0.0338
21:01-22:00, Sun., 07 Feb. 0.0367 0.0317 0.0338
20:01-21:00, Sun., 07 Feb. 0.0352 0.0313 0.0336
19:01-20:00, Sun., 07 Feb. 0.0366 0.0328 0.0342
18:01-19:00, Sun., 07 Feb. 0.0362 0.0314 0.0339
17:01-18:00, Sun., 07 Feb. 0.0360 0.0317 0.0333
16:01-17:00, Sun., 07 Feb. 0.0361 0.0315 0.0335
15:01-16:00, Sun., 07 Feb. 0.0355 0.0311 0.0333
14:01-15:00, Sun., 07 Feb. 0.0355 0.0309 0.0334
13:01-14:00, Sun., 07 Feb. 0.0351 0.0321 0.0336
12:01-13:00, Sun., 07 Feb. 0.0352 0.0310 0.0335
11:01-12:00, Sun., 07 Feb. 0.0360 0.0322 0.0340
10:01-11:00, Sun., 07 Feb. 0.0361 0.0322 0.0343
09:01-10:00, Sun., 07 Feb. 0.0373 0.0329 0.0348
08:01-09:00, Sun., 07 Feb. 0.0373 0.0325 0.0348
07:01-08:00, Sun., 07 Feb. 0.0366 0.0322 0.0341
06:01-07:00, Sun., 07 Feb. 0.0361 0.0317 0.0337
05:01-06:00, Sun., 07 Feb. 0.0360 0.0321 0.0337
04:01-05:00, Sun., 07 Feb. 0.0372 0.0310 0.0338
03:01-04:00, Sun., 07 Feb. 0.0362 0.0317 0.0338
02:01-03:00, Sun., 07 Feb. 0.0363 0.0316 0.0335
01:01-02:00, Sun., 07 Feb. 0.0359 0.0317 0.0338
00:01-01:00, Sun., 07 Feb. 0.0359 0.0318 0.0338
23:01-24:00, Sat., 06 Feb. 0.0351 0.0320 0.0337
22:01-23:00, Sat., 06 Feb. 0.0356 0.0319 0.0335
21:01-22:00, Sat., 06 Feb. 0.0364 0.0307 0.0331
20:01-21:00, Sat., 06 Feb. 0.0351 0.0309 0.0331
19:01-20:00, Sat., 06 Feb. 0.0357 0.0318 0.0334
18:01-19:00, Sat., 06 Feb. 0.0351 0.0305 0.0330
17:01-18:00, Sat., 06 Feb. 0.0356 0.0305 0.0331
16:01-17:00, Sat., 06 Feb. 0.0351 0.0303 0.0331
15:01-16:00, Sat., 06 Feb. 0.0348 0.0317 0.0331
14:01-15:00, Sat., 06 Feb. 0.0363 0.0318 0.0336
13:01-14:00, Sat., 06 Feb. 0.0356 0.0315 0.0335
12:01-13:00, Sat., 06 Feb. 0.0352 0.0318 0.0335
11:01-12:00, Sat., 06 Feb. 0.0360 0.0317 0.0339
10:01-11:00, Sat., 06 Feb. 0.0359 0.0316 0.0340
09:01-10:00, Sat., 06 Feb. 0.0367 0.0322 0.0341
08:01-09:00, Sat., 06 Feb. 0.0354 0.0320 0.0337
07:01-08:00, Sat., 06 Feb. 0.0358 0.0311 0.0336
06:01-07:00, Sat., 06 Feb. 0.0360 0.0314 0.0339
05:01-06:00, Sat., 06 Feb. 0.0353 0.0313 0.0335
04:01-05:00, Sat., 06 Feb. 0.0356 0.0308 0.0336
03:01-04:00, Sat., 06 Feb. 0.0361 0.0314 0.0338
02:01-03:00, Sat., 06 Feb. 0.0359 0.0318 0.0338
01:01-02:00, Sat., 06 Feb. 0.0354 0.0309 0.0332
00:01-01:00, Sat., 06 Feb. 0.0357 0.0307 0.0332
23:01-24:00, Fri., 05 Feb. 0.0353 0.0315 0.0329
22:01-23:00, Fri., 05 Feb. 0.0352 0.0309 0.0331
21:01-22:00, Fri., 05 Feb. 0.0351 0.0306 0.0328
20:01-21:00, Fri., 05 Feb. 0.0354 0.0314 0.0330
19:01-20:00, Fri., 05 Feb. 0.0365 0.0311 0.0331
18:01-19:00, Fri., 05 Feb. 0.0354 0.0312 0.0331
17:01-18:00, Fri., 05 Feb. 0.0354 0.0308 0.0330
16:01-17:00, Fri., 05 Feb. 0.0345 0.0303 0.0329
15:01-16:00, Fri., 05 Feb. 0.0356 0.0306 0.0329
14:01-15:00, Fri., 05 Feb. 0.0354 0.0304 0.0329
13:01-14:00, Fri., 05 Feb. 0.0351 0.0313 0.0329
12:01-13:00, Fri., 05 Feb. 0.0352 0.0315 0.0333
11:01-12:00, Fri., 05 Feb. 0.0353 0.0316 0.0331
10:01-11:00, Fri., 05 Feb. 0.0360 0.0303 0.0333
09:01-10:00, Fri., 05 Feb. 0.0354 0.0307 0.0332
08:01-09:00, Fri., 05 Feb. 0.0364 0.0313 0.0331
07:01-08:00, Fri., 05 Feb. 0.0357 0.0308 0.0329
06:01-07:00, Fri., 05 Feb. 0.0350 0.0309 0.0327
05:01-06:00, Fri., 05 Feb. 0.0353 0.0308 0.0331
04:01-05:00, Fri., 05 Feb. 0.0353 0.0317 0.0330
03:01-04:00, Fri., 05 Feb. 0.0351 0.0304 0.0330
02:01-03:00, Fri., 05 Feb. 0.0342 0.0313 0.0327
01:01-02:00, Fri., 05 Feb. 0.0341 0.0305 0.0328
00:01-01:00, Fri., 05 Feb. 0.0347 0.0308 0.0329
23:01-24:00, Thu., 04 Feb. 0.0355 0.0309 0.0331
22:01-23:00, Thu., 04 Feb. 0.0346 0.0305 0.0330
21:01-22:00, Thu., 04 Feb. 0.0357 0.0309 0.0333
20:01-21:00, Thu., 04 Feb. 0.0351 0.0318 0.0332
19:01-20:00, Thu., 04 Feb. 0.0354 0.0308 0.0334
18:01-19:00, Thu., 04 Feb. 0.0354 0.0319 0.0336
17:01-18:00, Thu., 04 Feb. 0.0356 0.0314 0.0334
16:01-17:00, Thu., 04 Feb. 0.0347 0.0314 0.0335
15:01-16:00, Thu., 04 Feb. 0.0368 0.0318 0.0337
14:01-15:00, Thu., 04 Feb. 0.0355 0.0318 0.0338
13:01-14:00, Thu., 04 Feb. 0.0353 0.0315 0.0333
12:01-13:00, Thu., 04 Feb. 0.0351 0.0309 0.0333
11:01-12:00, Thu., 04 Feb. 0.0351 0.0310 0.0332
10:01-11:00, Thu., 04 Feb. 0.0348 0.0314 0.0332
09:01-10:00, Thu., 04 Feb. 0.0356 0.0311 0.0334
08:01-09:00, Thu., 04 Feb. 0.0353 0.0309 0.0335
07:01-08:00, Thu., 04 Feb. 0.0357 0.0312 0.0331
06:01-07:00, Thu., 04 Feb. 0.0346 0.0303 0.0329
05:01-06:00, Thu., 04 Feb. 0.0369 0.0319 0.0335
04:01-05:00, Thu., 04 Feb. 0.0351 0.0311 0.0330
03:01-04:00, Thu., 04 Feb. 0.0351 0.0312 0.0331
02:01-03:00, Thu., 04 Feb. 0.0350 0.0314 0.0329
01:01-02:00, Thu., 04 Feb. 0.0358 0.0308 0.0330
00:01-01:00, Thu., 04 Feb. 0.0356 0.0308 0.0334
23:01-24:00, Wed., 03 Feb. 0.0350 0.0314 0.0332
22:01-23:00, Wed., 03 Feb. 0.0354 0.0312 0.0332
21:01-22:00, Wed., 03 Feb. 0.0350 0.0313 0.0330
20:01-21:00, Wed., 03 Feb. 0.0355 0.0310 0.0331
19:01-20:00, Wed., 03 Feb. 0.0352 0.0309 0.0331
18:01-19:00, Wed., 03 Feb. 0.0357 0.0304 0.0329
17:01-18:00, Wed., 03 Feb. 0.0350 0.0314 0.0329
16:01-17:00, Wed., 03 Feb. 0.0347 0.0305 0.0331
15:01-16:00, Wed., 03 Feb. 0.0357 0.0315 0.0333
14:01-15:00, Wed., 03 Feb. 0.0364 0.0316 0.0332
13:01-14:00, Wed., 03 Feb. 0.0357 0.0314 0.0333
12:01-13:00, Wed., 03 Feb. 0.0354 0.0312 0.0335
11:01-12:00, Wed., 03 Feb. 0.0352 0.0314 0.0334
10:01-11:00, Wed., 03 Feb. 0.0353 0.0316 0.0336
09:01-10:00, Wed., 03 Feb. 0.0352 0.0313 0.0336
08:01-09:00, Wed., 03 Feb. 0.0360 0.0320 0.0338
07:01-08:00, Wed., 03 Feb. 0.0358 0.0319 0.0337
06:01-07:00, Wed., 03 Feb. 0.0354 0.0312 0.0334
05:01-06:00, Wed., 03 Feb. 0.0355 0.0318 0.0334
04:01-05:00, Wed., 03 Feb. 0.0352 0.0315 0.0336
03:01-04:00, Wed., 03 Feb. 0.0352 0.0315 0.0334
02:01-03:00, Wed., 03 Feb. 0.0359 0.0317 0.0337
01:01-02:00, Wed., 03 Feb. 0.0361 0.0316 0.0337
00:01-01:00, Wed., 03 Feb. 0.0354 0.0316 0.0335
23:01-24:00, Tue., 02 Feb. 0.0358 0.0304 0.0337
22:01-23:00, Tue., 02 Feb. 0.0353 0.0318 0.0334
21:01-22:00, Tue., 02 Feb. 0.0357 0.0314 0.0335
20:01-21:00, Tue., 02 Feb. 0.0359 0.0310 0.0336
19:01-20:00, Tue., 02 Feb. 0.0359 0.0322 0.0335
18:01-19:00, Tue., 02 Feb. 0.0364 0.0317 0.0336
17:01-18:00, Tue., 02 Feb. 0.0359 0.0314 0.0336
16:01-17:00, Tue., 02 Feb. 0.0361 0.0319 0.0334
15:01-16:00, Tue., 02 Feb. 0.0365 0.0314 0.0337
14:01-15:00, Tue., 02 Feb. 0.0354 0.0316 0.0334
13:01-14:00, Tue., 02 Feb. 0.0355 0.0310 0.0335
12:01-13:00, Tue., 02 Feb. 0.0358 0.0321 0.0339
11:01-12:00, Tue., 02 Feb. 0.0360 0.0321 0.0339
10:01-11:00, Tue., 02 Feb. 0.0411 0.0334 0.0361
09:01-10:00, Tue., 02 Feb. 0.0459 0.0367 0.0406
08:01-09:00, Tue., 02 Feb. 0.0499 0.0411 0.0449
07:01-08:00, Tue., 02 Feb. 0.0533 0.0458 0.0486
06:01-07:00, Tue., 02 Feb. 0.0507 0.0420 0.0464
05:01-06:00, Tue., 02 Feb. 0.0450 0.0348 0.0400
04:01-05:00, Tue., 02 Feb. 0.0409 0.0335 0.0363
03:01-04:00, Tue., 02 Feb. 0.0353 0.0317 0.0335
02:01-03:00, Tue., 02 Feb. 0.0356 0.0316 0.0336
01:01-02:00, Tue., 02 Feb. 0.0361 0.0314 0.0332
00:01-01:00, Tue., 02 Feb. 0.0354 0.0302 0.0329
23:01-24:00, Mon., 01 Feb. 0.0362 0.0313 0.0332
22:01-23:00, Mon., 01 Feb. 0.0353 0.0311 0.0331
21:01-22:00, Mon., 01 Feb. 0.0349 0.0306 0.0328
20:01-21:00, Mon., 01 Feb. 0.0361 0.0308 0.0333
19:01-20:00, Mon., 01 Feb. 0.0352 0.0315 0.0332
18:01-19:00, Mon., 01 Feb. 0.0353 0.0314 0.0332
17:01-18:00, Mon., 01 Feb. 0.0345 0.0314 0.0329
16:01-17:00, Mon., 01 Feb. 0.0358 0.0309 0.0334
15:01-16:00, Mon., 01 Feb. 0.0357 0.0316 0.0337
14:01-15:00, Mon., 01 Feb. 0.0364 0.0316 0.0336
13:01-14:00, Mon., 01 Feb. 0.0362 0.0320 0.0337
12:01-13:00, Mon., 01 Feb. 0.0362 0.0318 0.0338
11:01-12:00, Mon., 01 Feb. 0.0367 0.0319 0.0341
10:01-11:00, Mon., 01 Feb. 0.0365 0.0325 0.0342
09:01-10:00, Mon., 01 Feb. 0.0362 0.0320 0.0341
08:01-09:00, Mon., 01 Feb. 0.0357 0.0310 0.0337
07:01-08:00, Mon., 01 Feb. 0.0359 0.0317 0.0336
06:01-07:00, Mon., 01 Feb. 0.0357 0.0313 0.0336
05:01-06:00, Mon., 01 Feb. 0.0355 0.0312 0.0339
04:01-05:00, Mon., 01 Feb. 0.0352 0.0316 0.0335
03:01-04:00, Mon., 01 Feb. 0.0362 0.0314 0.0335
02:01-03:00, Mon., 01 Feb. 0.0360 0.0307 0.0331
01:01-02:00, Mon., 01 Feb. 0.0350 0.0314 0.0333
00:01-01:00, Mon., 01 Feb. 0.0348 0.0314 0.0332