Measurement results of radiation doses in the air / Measurement results by the day (Ota)
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 | |
| Sat., 27 Apr.,2024 | 0.0400 | 0.0287 | 0.0327 |
| Fri., 26 Apr.,2024 | 0.0358 | 0.0283 | 0.0321 |
| Thu., 25 Apr.,2024 | 0.0352 | 0.0284 | 0.0318 |
| Wed., 24 Apr.,2024 | 0.0420 | 0.0290 | 0.0343 |
| Tue., 23 Apr.,2024 | 0.0352 | 0.0287 | 0.0317 |
| Mon., 22 Apr.,2024 | 0.0476 | 0.0286 | 0.0351 |
| Sun., 21 Apr.,2024 | 0.0474 | 0.0289 | 0.0350 |
| Sat., 20 Apr.,2024 | 0.0363 | 0.0290 | 0.0328 |
| Fri., 19 Apr.,2024 | 0.0367 | 0.0292 | 0.0328 |
| Thu., 18 Apr.,2024 | 0.0426 | 0.0301 | 0.0340 |
| Wed., 17 Apr.,2024 | 0.0360 | 0.0290 | 0.0322 |
| Tue., 16 Apr.,2024 | 0.0352 | 0.0288 | 0.0319 |
| Mon., 15 Apr.,2024 | 0.0353 | 0.0283 | 0.0318 |
| Sun., 14 Apr.,2024 | 0.0351 | 0.0284 | 0.0318 |
| Sat., 13 Apr.,2024 | 0.0349 | 0.0284 | 0.0319 |
| Fri., 12 Apr.,2024 | 0.0372 | 0.0288 | 0.0322 |
| Thu., 11 Apr.,2024 | 0.0350 | 0.0284 | 0.0316 |
| Wed., 10 Apr.,2024 | 0.0353 | 0.0280 | 0.0314 |
| Tue., 09 Apr.,2024 | 0.0457 | 0.0283 | 0.0338 |
| Mon., 08 Apr.,2024 | 0.0346 | 0.0284 | 0.0316 |
| Sun., 07 Apr.,2024 | 0.0463 | 0.0283 | 0.0340 |
| Sat., 06 Apr.,2024 | 0.0364 | 0.0283 | 0.0322 |
| Fri., 05 Apr.,2024 | 0.0441 | 0.0286 | 0.0330 |
| Thu., 04 Apr.,2024 | 0.0499 | 0.0286 | 0.0340 |
| Wed., 03 Apr.,2024 | 0.0468 | 0.0291 | 0.0360 |
| Tue., 02 Apr.,2024 | 0.0353 | 0.0287 | 0.0319 |
| Mon., 01 Apr.,2024 | 0.0594 | 0.0291 | 0.0340 |
| Sun., 31 Mar.,2024 | 0.0358 | 0.0286 | 0.0324 |
| Sat., 30 Mar.,2024 | 0.0353 | 0.0284 | 0.0322 |
| Fri., 29 Mar.,2024 | 0.0472 | 0.0288 | 0.0350 |
| Thu., 28 Mar.,2024 | 0.0356 | 0.0284 | 0.0320 |
| Wed., 27 Mar.,2024 | 0.0354 | 0.0286 | 0.0317 |
| Tue., 26 Mar.,2024 | 0.0628 | 0.0297 | 0.0428 |
| Mon., 25 Mar.,2024 | 0.0496 | 0.0299 | 0.0374 |
| Sun., 24 Mar.,2024 | 0.0451 | 0.0297 | 0.0345 |
| Sat., 23 Mar.,2024 | 0.0421 | 0.0294 | 0.0335 |
| Fri., 22 Mar.,2024 | 0.0358 | 0.0290 | 0.0321 |
| Thu., 21 Mar.,2024 | 0.0360 | 0.0293 | 0.0322 |
| Wed., 20 Mar.,2024 | 0.0514 | 0.0294 | 0.0345 |
| Tue., 19 Mar.,2024 | 0.0358 | 0.0290 | 0.0321 |
| Mon., 18 Mar.,2024 | 0.0358 | 0.0287 | 0.0322 |
| Sun., 17 Mar.,2024 | 0.0362 | 0.0293 | 0.0326 |
| Sat., 16 Mar.,2024 | 0.0356 | 0.0288 | 0.0324 |
| Fri., 15 Mar.,2024 | 0.0358 | 0.0288 | 0.0323 |
| Thu., 14 Mar.,2024 | 0.0352 | 0.0283 | 0.0318 |
| Wed., 13 Mar.,2024 | 0.0390 | 0.0288 | 0.0323 |
| Tue., 12 Mar.,2024 | 0.0507 | 0.0290 | 0.0367 |
| Mon., 11 Mar.,2024 | 0.0353 | 0.0279 | 0.0317 |
| Sun., 10 Mar.,2024 | 0.0359 | 0.0283 | 0.0320 |
| Sat., 09 Mar.,2024 | 0.0357 | 0.0286 | 0.0322 |
| Fri., 08 Mar.,2024 | 0.0492 | 0.0288 | 0.0360 |
| Thu., 07 Mar.,2024 | 0.0375 | 0.0287 | 0.0320 |
| Wed., 06 Mar.,2024 | 0.0521 | 0.0291 | 0.0366 |
| Tue., 05 Mar.,2024 | 0.0514 | 0.0297 | 0.0372 |
| Mon., 04 Mar.,2024 | 0.0356 | 0.0291 | 0.0323 |
| Sun., 03 Mar.,2024 | 0.0361 | 0.0293 | 0.0322 |
| Sat., 02 Mar.,2024 | 0.0356 | 0.0290 | 0.0323 |
| Fri., 01 Mar.,2024 | 0.0512 | 0.0288 | 0.0356 |
| Thu., 29 Feb.,2024 | 0.0419 | 0.0285 | 0.0328 |
| Wed., 28 Feb.,2024 | 0.0351 | 0.0285 | 0.0315 |
| Tue., 27 Feb.,2024 | 0.0349 | 0.0289 | 0.0316 |
| Mon., 26 Feb.,2024 | 0.0412 | 0.0284 | 0.0325 |
| Sun., 25 Feb.,2024 | 0.0416 | 0.0287 | 0.0351 |
| Sat., 24 Feb.,2024 | 0.0346 | 0.0281 | 0.0315 |
| Fri., 23 Feb.,2024 | 0.0487 | 0.0294 | 0.0381 |
| Thu., 22 Feb.,2024 | 0.0534 | 0.0302 | 0.0393 |
| Wed., 21 Feb.,2024 | 0.0466 | 0.0294 | 0.0364 |
| Tue., 20 Feb.,2024 | 0.0386 | 0.0292 | 0.0329 |
| Mon., 19 Feb.,2024 | 0.0403 | 0.0290 | 0.0329 |
| Sun., 18 Feb.,2024 | 0.0356 | 0.0287 | 0.0323 |
| Sat., 17 Feb.,2024 | 0.0354 | 0.0292 | 0.0321 |
| Fri., 16 Feb.,2024 | 0.0364 | 0.0290 | 0.0325 |
| Thu., 15 Feb.,2024 | 0.0365 | 0.0290 | 0.0325 |
| Wed., 14 Feb.,2024 | 0.0371 | 0.0294 | 0.0330 |
| Tue., 13 Feb.,2024 | 0.0363 | 0.0292 | 0.0324 |
| Mon., 12 Feb.,2024 | 0.0358 | 0.0293 | 0.0323 |
| Sun., 11 Feb.,2024 | 0.0365 | 0.0294 | 0.0326 |
| Sat., 10 Feb.,2024 | 0.0360 | 0.0290 | 0.0323 |
| Fri., 09 Feb.,2024 | 0.0358 | 0.0286 | 0.0319 |
| Thu., 08 Feb.,2024 | 0.0362 | 0.0287 | 0.0324 |
| Wed., 07 Feb.,2024 | 0.0355 | 0.0276 | 0.0318 |
| Tue., 06 Feb.,2024 | 0.0392 | 0.0285 | 0.0331 |
| Mon., 05 Feb.,2024 | 0.0509 | 0.0288 | 0.0379 |
| Sun., 04 Feb.,2024 | 0.0551 | 0.0283 | 0.0368 |
| Sat., 03 Feb.,2024 | 0.0347 | 0.0290 | 0.0319 |
| Fri., 02 Feb.,2024 | 0.0356 | 0.0287 | 0.0321 |
| Thu., 01 Feb.,2024 | 0.0378 | 0.0292 | 0.0331 |
| Wed., 31 Jan.,2024 | 0.0365 | 0.0298 | 0.0328 |
| Tue., 30 Jan.,2024 | 0.0363 | 0.0290 | 0.0324 |
| Mon., 29 Jan.,2024 | 0.0356 | 0.0287 | 0.0321 |
| Sun., 28 Jan.,2024 | 0.0355 | 0.0290 | 0.0322 |
| Sat., 27 Jan.,2024 | 0.0365 | 0.0290 | 0.0320 |
| Fri., 26 Jan.,2024 | 0.0360 | 0.0286 | 0.0320 |
| Thu., 25 Jan.,2024 | 0.0354 | 0.0284 | 0.0323 |
| Wed., 24 Jan.,2024 | 0.0363 | 0.0291 | 0.0326 |
| Tue., 23 Jan.,2024 | 0.0367 | 0.0293 | 0.0326 |
| Mon., 22 Jan.,2024 | 0.0361 | 0.0283 | 0.0320 |
| Sun., 21 Jan.,2024 | 0.0584 | 0.0291 | 0.0412 |
| Sat., 20 Jan.,2024 | 0.0414 | 0.0294 | 0.0339 |
| Fri., 19 Jan.,2024 | 0.0367 | 0.0296 | 0.0328 |
| Thu., 18 Jan.,2024 | 0.0362 | 0.0300 | 0.0329 |
| Wed., 17 Jan.,2024 | 0.0348 | 0.0288 | 0.0321 |
| Tue., 16 Jan.,2024 | 0.0360 | 0.0283 | 0.0319 |
| Mon., 15 Jan.,2024 | 0.0368 | 0.0294 | 0.0327 |
| Sun., 14 Jan.,2024 | 0.0362 | 0.0292 | 0.0325 |
| Sat., 13 Jan.,2024 | 0.0764 | 0.0303 | 0.0385 |
| Fri., 12 Jan.,2024 | 0.0372 | 0.0287 | 0.0336 |
| Thu., 11 Jan.,2024 | 0.0363 | 0.0287 | 0.0327 |
| Wed., 10 Jan.,2024 | 0.0371 | 0.0304 | 0.0336 |
| Tue., 09 Jan.,2024 | 0.0367 | 0.0287 | 0.0329 |
| Mon., 08 Jan.,2024 | 0.0360 | 0.0292 | 0.0329 |
| Sun., 07 Jan.,2024 | 0.0363 | 0.0286 | 0.0334 |
| Sat., 06 Jan.,2024 | 0.0368 | 0.0296 | 0.0333 |
| Fri., 05 Jan.,2024 | 0.0368 | 0.0291 | 0.0326 |
| Thu., 04 Jan.,2024 | 0.0386 | 0.0294 | 0.0335 |
| Wed., 03 Jan.,2024 | 0.0388 | 0.0300 | 0.0335 |
| Tue., 02 Jan.,2024 | 0.0381 | 0.0291 | 0.0329 |
| Mon., 01 Jan.,2024 | 0.0362 | 0.0289 | 0.0324 |
Past data