Measurement results by the hour (Kodaira) 29 Mar., 2021 - 4 Apr., 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., 04 Apr. 0.0342 0.0298 0.0321
22:01-23:00, Sun., 04 Apr. 0.0332 0.0292 0.0316
21:01-22:00, Sun., 04 Apr. 0.0356 0.0311 0.0336
20:01-21:00, Sun., 04 Apr. 0.0362 0.0300 0.0329
19:01-20:00, Sun., 04 Apr. 0.0331 0.0291 0.0312
18:01-19:00, Sun., 04 Apr. 0.0339 0.0290 0.0317
17:01-18:00, Sun., 04 Apr. 0.0327 0.0275 0.0295
16:01-17:00, Sun., 04 Apr. 0.0313 0.0276 0.0293
15:01-16:00, Sun., 04 Apr. 0.0321 0.0274 0.0298
14:01-15:00, Sun., 04 Apr. 0.0312 0.0273 0.0292
13:01-14:00, Sun., 04 Apr. 0.0313 0.0277 0.0293
12:01-13:00, Sun., 04 Apr. 0.0317 0.0280 0.0295
11:01-12:00, Sun., 04 Apr. 0.0319 0.0285 0.0299
10:01-11:00, Sun., 04 Apr. 0.0312 0.0280 0.0297
09:01-10:00, Sun., 04 Apr. 0.0321 0.0278 0.0298
08:01-09:00, Sun., 04 Apr. 0.0327 0.0281 0.0300
07:01-08:00, Sun., 04 Apr. 0.0319 0.0287 0.0304
06:01-07:00, Sun., 04 Apr. 0.0320 0.0284 0.0302
05:01-06:00, Sun., 04 Apr. 0.0326 0.0279 0.0301
04:01-05:00, Sun., 04 Apr. 0.0313 0.0263 0.0297
03:01-04:00, Sun., 04 Apr. 0.0314 0.0274 0.0294
02:01-03:00, Sun., 04 Apr. 0.0319 0.0271 0.0292
01:01-02:00, Sun., 04 Apr. 0.0314 0.0268 0.0293
00:01-01:00, Sun., 04 Apr. 0.0313 0.0271 0.0293
23:01-24:00, Sat., 03 Apr. 0.0308 0.0273 0.0292
22:01-23:00, Sat., 03 Apr. 0.0316 0.0277 0.0294
21:01-22:00, Sat., 03 Apr. 0.0309 0.0275 0.0292
20:01-21:00, Sat., 03 Apr. 0.0310 0.0271 0.0290
19:01-20:00, Sat., 03 Apr. 0.0312 0.0263 0.0291
18:01-19:00, Sat., 03 Apr. 0.0316 0.0272 0.0291
17:01-18:00, Sat., 03 Apr. 0.0314 0.0275 0.0291
16:01-17:00, Sat., 03 Apr. 0.0312 0.0274 0.0291
15:01-16:00, Sat., 03 Apr. 0.0317 0.0271 0.0290
14:01-15:00, Sat., 03 Apr. 0.0313 0.0272 0.0293
13:01-14:00, Sat., 03 Apr. 0.0315 0.0273 0.0293
12:01-13:00, Sat., 03 Apr. 0.0322 0.0275 0.0295
11:01-12:00, Sat., 03 Apr. 0.0311 0.0273 0.0293
10:01-11:00, Sat., 03 Apr. 0.0306 0.0270 0.0292
09:01-10:00, Sat., 03 Apr. 0.0307 0.0272 0.0292
08:01-09:00, Sat., 03 Apr. 0.0313 0.0279 0.0294
07:01-08:00, Sat., 03 Apr. 0.0316 0.0282 0.0297
06:01-07:00, Sat., 03 Apr. 0.0316 0.0274 0.0294
05:01-06:00, Sat., 03 Apr. 0.0319 0.0278 0.0298
04:01-05:00, Sat., 03 Apr. 0.0313 0.0275 0.0297
03:01-04:00, Sat., 03 Apr. 0.0325 0.0275 0.0296
02:01-03:00, Sat., 03 Apr. 0.0314 0.0275 0.0295
01:01-02:00, Sat., 03 Apr. 0.0310 0.0273 0.0292
00:01-01:00, Sat., 03 Apr. 0.0320 0.0273 0.0294
23:01-24:00, Fri., 02 Apr. 0.0313 0.0278 0.0295
22:01-23:00, Fri., 02 Apr. 0.0308 0.0280 0.0295
21:01-22:00, Fri., 02 Apr. 0.0312 0.0272 0.0292
20:01-21:00, Fri., 02 Apr. 0.0321 0.0270 0.0293
19:01-20:00, Fri., 02 Apr. 0.0311 0.0271 0.0292
18:01-19:00, Fri., 02 Apr. 0.0320 0.0275 0.0294
17:01-18:00, Fri., 02 Apr. 0.0312 0.0271 0.0294
16:01-17:00, Fri., 02 Apr. 0.0317 0.0270 0.0293
15:01-16:00, Fri., 02 Apr. 0.0319 0.0281 0.0297
14:01-15:00, Fri., 02 Apr. 0.0315 0.0279 0.0296
13:01-14:00, Fri., 02 Apr. 0.0323 0.0279 0.0299
12:01-13:00, Fri., 02 Apr. 0.0317 0.0276 0.0294
11:01-12:00, Fri., 02 Apr. 0.0323 0.0276 0.0302
10:01-11:00, Fri., 02 Apr. 0.0317 0.0282 0.0298
09:01-10:00, Fri., 02 Apr. 0.0320 0.0268 0.0296
08:01-09:00, Fri., 02 Apr. 0.0319 0.0272 0.0297
07:01-08:00, Fri., 02 Apr. 0.0316 0.0279 0.0296
06:01-07:00, Fri., 02 Apr. 0.0320 0.0278 0.0298
05:01-06:00, Fri., 02 Apr. 0.0314 0.0278 0.0295
04:01-05:00, Fri., 02 Apr. 0.0318 0.0282 0.0296
03:01-04:00, Fri., 02 Apr. 0.0313 0.0277 0.0294
02:01-03:00, Fri., 02 Apr. 0.0321 0.0270 0.0294
01:01-02:00, Fri., 02 Apr. 0.0318 0.0279 0.0295
00:01-01:00, Fri., 02 Apr. 0.0307 0.0272 0.0295
23:01-24:00, Thu., 01 Apr. 0.0314 0.0277 0.0295
22:01-23:00, Thu., 01 Apr. 0.0312 0.0280 0.0295
21:01-22:00, Thu., 01 Apr. 0.0316 0.0272 0.0294
20:01-21:00, Thu., 01 Apr. 0.0319 0.0277 0.0293
19:01-20:00, Thu., 01 Apr. 0.0315 0.0272 0.0291
18:01-19:00, Thu., 01 Apr. 0.0314 0.0274 0.0293
17:01-18:00, Thu., 01 Apr. 0.0313 0.0276 0.0294
16:01-17:00, Thu., 01 Apr. 0.0315 0.0275 0.0293
15:01-16:00, Thu., 01 Apr. 0.0319 0.0273 0.0295
14:01-15:00, Thu., 01 Apr. 0.0312 0.0270 0.0296
13:01-14:00, Thu., 01 Apr. 0.0318 0.0277 0.0300
12:01-13:00, Thu., 01 Apr. 0.0318 0.0275 0.0297
11:01-12:00, Thu., 01 Apr. 0.0319 0.0274 0.0300
10:01-11:00, Thu., 01 Apr. 0.0317 0.0288 0.0301
09:01-10:00, Thu., 01 Apr. 0.0320 0.0276 0.0301
08:01-09:00, Thu., 01 Apr. 0.0323 0.0283 0.0299
07:01-08:00, Thu., 01 Apr. 0.0326 0.0280 0.0299
06:01-07:00, Thu., 01 Apr. 0.0324 0.0285 0.0303
05:01-06:00, Thu., 01 Apr. 0.0320 0.0281 0.0298
04:01-05:00, Thu., 01 Apr. 0.0321 0.0275 0.0299
03:01-04:00, Thu., 01 Apr. 0.0321 0.0276 0.0302
02:01-03:00, Thu., 01 Apr. 0.0325 0.0277 0.0299
01:01-02:00, Thu., 01 Apr. 0.0327 0.0277 0.0301
00:01-01:00, Thu., 01 Apr. 0.0316 0.0276 0.0297
23:01-24:00, Wed., 31 Mar. 0.0321 0.0277 0.0296
22:01-23:00, Wed., 31 Mar. 0.0316 0.0275 0.0295
21:01-22:00, Wed., 31 Mar. 0.0322 0.0277 0.0296
20:01-21:00, Wed., 31 Mar. 0.0317 0.0270 0.0293
19:01-20:00, Wed., 31 Mar. 0.0319 0.0277 0.0296
18:01-19:00, Wed., 31 Mar. 0.0313 0.0279 0.0297
17:01-18:00, Wed., 31 Mar. 0.0314 0.0278 0.0293
16:01-17:00, Wed., 31 Mar. 0.0321 0.0280 0.0297
15:01-16:00, Wed., 31 Mar. 0.0318 0.0275 0.0298
14:01-15:00, Wed., 31 Mar. 0.0327 0.0274 0.0299
13:01-14:00, Wed., 31 Mar. 0.0312 0.0279 0.0296
12:01-13:00, Wed., 31 Mar. 0.0314 0.0276 0.0296
11:01-12:00, Wed., 31 Mar. 0.0316 0.0279 0.0295
10:01-11:00, Wed., 31 Mar. 0.0320 0.0277 0.0297
09:01-10:00, Wed., 31 Mar. 0.0326 0.0278 0.0300
08:01-09:00, Wed., 31 Mar. 0.0317 0.0281 0.0301
07:01-08:00, Wed., 31 Mar. 0.0317 0.0279 0.0298
06:01-07:00, Wed., 31 Mar. 0.0319 0.0276 0.0299
05:01-06:00, Wed., 31 Mar. 0.0321 0.0285 0.0303
04:01-05:00, Wed., 31 Mar. 0.0317 0.0277 0.0300
03:01-04:00, Wed., 31 Mar. 0.0320 0.0278 0.0297
02:01-03:00, Wed., 31 Mar. 0.0315 0.0272 0.0294
01:01-02:00, Wed., 31 Mar. 0.0320 0.0280 0.0296
00:01-01:00, Wed., 31 Mar. 0.0320 0.0274 0.0294
23:01-24:00, Tue., 30 Mar. 0.0312 0.0271 0.0295
22:01-23:00, Tue., 30 Mar. 0.0315 0.0270 0.0293
21:01-22:00, Tue., 30 Mar. 0.0318 0.0275 0.0296
20:01-21:00, Tue., 30 Mar. 0.0326 0.0281 0.0297
19:01-20:00, Tue., 30 Mar. 0.0318 0.0276 0.0297
18:01-19:00, Tue., 30 Mar. 0.0313 0.0277 0.0297
17:01-18:00, Tue., 30 Mar. 0.0319 0.0277 0.0294
16:01-17:00, Tue., 30 Mar. 0.0318 0.0277 0.0294
15:01-16:00, Tue., 30 Mar. 0.0314 0.0273 0.0295
14:01-15:00, Tue., 30 Mar. 0.0322 0.0266 0.0295
13:01-14:00, Tue., 30 Mar. 0.0316 0.0275 0.0295
12:01-13:00, Tue., 30 Mar. 0.0320 0.0280 0.0298
11:01-12:00, Tue., 30 Mar. 0.0327 0.0265 0.0299
10:01-11:00, Tue., 30 Mar. 0.0318 0.0279 0.0298
09:01-10:00, Tue., 30 Mar. 0.0317 0.0282 0.0299
08:01-09:00, Tue., 30 Mar. 0.0315 0.0272 0.0298
07:01-08:00, Tue., 30 Mar. 0.0324 0.0285 0.0302
06:01-07:00, Tue., 30 Mar. 0.0323 0.0280 0.0302
05:01-06:00, Tue., 30 Mar. 0.0325 0.0287 0.0302
04:01-05:00, Tue., 30 Mar. 0.0317 0.0278 0.0297
03:01-04:00, Tue., 30 Mar. 0.0321 0.0279 0.0296
02:01-03:00, Tue., 30 Mar. 0.0316 0.0271 0.0297
01:01-02:00, Tue., 30 Mar. 0.0320 0.0273 0.0298
00:01-01:00, Tue., 30 Mar. 0.0314 0.0276 0.0296
23:01-24:00, Mon., 29 Mar. 0.0320 0.0274 0.0298
22:01-23:00, Mon., 29 Mar. 0.0318 0.0276 0.0296
21:01-22:00, Mon., 29 Mar. 0.0312 0.0265 0.0290
20:01-21:00, Mon., 29 Mar. 0.0314 0.0275 0.0295
19:01-20:00, Mon., 29 Mar. 0.0318 0.0272 0.0291
18:01-19:00, Mon., 29 Mar. 0.0307 0.0275 0.0291
17:01-18:00, Mon., 29 Mar. 0.0310 0.0271 0.0290
16:01-17:00, Mon., 29 Mar. 0.0312 0.0272 0.0291
15:01-16:00, Mon., 29 Mar. 0.0306 0.0272 0.0291
14:01-15:00, Mon., 29 Mar. 0.0306 0.0274 0.0291
13:01-14:00, Mon., 29 Mar. 0.0310 0.0269 0.0289
12:01-13:00, Mon., 29 Mar. 0.0313 0.0268 0.0288
11:01-12:00, Mon., 29 Mar. 0.0306 0.0269 0.0290
10:01-11:00, Mon., 29 Mar. 0.0309 0.0273 0.0293
09:01-10:00, Mon., 29 Mar. 0.0314 0.0280 0.0295
08:01-09:00, Mon., 29 Mar. 0.0325 0.0271 0.0295
07:01-08:00, Mon., 29 Mar. 0.0319 0.0275 0.0298
06:01-07:00, Mon., 29 Mar. 0.0318 0.0278 0.0296
05:01-06:00, Mon., 29 Mar. 0.0320 0.0273 0.0300
04:01-05:00, Mon., 29 Mar. 0.0358 0.0290 0.0325
03:01-04:00, Mon., 29 Mar. 0.0438 0.0335 0.0380
02:01-03:00, Mon., 29 Mar. 0.0451 0.0366 0.0417
01:01-02:00, Mon., 29 Mar. 0.0448 0.0360 0.0402
00:01-01:00, Mon., 29 Mar. 0.0367 0.0314 0.0341