Measurement results by the hour (Chofu) 3 Jul., 2023 - 9 Jul., 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., 09 Jul. 0.0312 0.0265 0.0284
22:01-23:00, Sun., 09 Jul. 0.0310 0.0268 0.0287
21:01-22:00, Sun., 09 Jul. 0.0310 0.0263 0.0290
20:01-21:00, Sun., 09 Jul. 0.0333 0.0278 0.0303
19:01-20:00, Sun., 09 Jul. 0.0349 0.0271 0.0306
18:01-19:00, Sun., 09 Jul. 0.0309 0.0260 0.0287
17:01-18:00, Sun., 09 Jul. 0.0317 0.0263 0.0295
16:01-17:00, Sun., 09 Jul. 0.0330 0.0283 0.0309
15:01-16:00, Sun., 09 Jul. 0.0332 0.0270 0.0294
14:01-15:00, Sun., 09 Jul. 0.0314 0.0266 0.0292
13:01-14:00, Sun., 09 Jul. 0.0325 0.0273 0.0298
12:01-13:00, Sun., 09 Jul. 0.0308 0.0270 0.0284
11:01-12:00, Sun., 09 Jul. 0.0310 0.0266 0.0288
10:01-11:00, Sun., 09 Jul. 0.0308 0.0276 0.0291
09:01-10:00, Sun., 09 Jul. 0.0311 0.0266 0.0290
08:01-09:00, Sun., 09 Jul. 0.0319 0.0276 0.0295
07:01-08:00, Sun., 09 Jul. 0.0318 0.0275 0.0296
06:01-07:00, Sun., 09 Jul. 0.0320 0.0266 0.0299
05:01-06:00, Sun., 09 Jul. 0.0323 0.0283 0.0301
04:01-05:00, Sun., 09 Jul. 0.0325 0.0286 0.0304
03:01-04:00, Sun., 09 Jul. 0.0321 0.0284 0.0300
02:01-03:00, Sun., 09 Jul. 0.0324 0.0275 0.0298
01:01-02:00, Sun., 09 Jul. 0.0315 0.0276 0.0296
00:01-01:00, Sun., 09 Jul. 0.0315 0.0273 0.0294
23:01-24:00, Sat., 08 Jul. 0.0321 0.0278 0.0298
22:01-23:00, Sat., 08 Jul. 0.0316 0.0273 0.0298
21:01-22:00, Sat., 08 Jul. 0.0315 0.0276 0.0294
20:01-21:00, Sat., 08 Jul. 0.0332 0.0276 0.0298
19:01-20:00, Sat., 08 Jul. 0.0315 0.0258 0.0294
18:01-19:00, Sat., 08 Jul. 0.0308 0.0256 0.0283
17:01-18:00, Sat., 08 Jul. 0.0305 0.0265 0.0285
16:01-17:00, Sat., 08 Jul. 0.0311 0.0257 0.0282
15:01-16:00, Sat., 08 Jul. 0.0310 0.0271 0.0287
14:01-15:00, Sat., 08 Jul. 0.0301 0.0261 0.0284
13:01-14:00, Sat., 08 Jul. 0.0317 0.0264 0.0287
12:01-13:00, Sat., 08 Jul. 0.0310 0.0267 0.0289
11:01-12:00, Sat., 08 Jul. 0.0310 0.0273 0.0291
10:01-11:00, Sat., 08 Jul. 0.0311 0.0266 0.0292
09:01-10:00, Sat., 08 Jul. 0.0334 0.0275 0.0300
08:01-09:00, Sat., 08 Jul. 0.0320 0.0273 0.0296
07:01-08:00, Sat., 08 Jul. 0.0308 0.0269 0.0289
06:01-07:00, Sat., 08 Jul. 0.0320 0.0273 0.0293
05:01-06:00, Sat., 08 Jul. 0.0318 0.0271 0.0298
04:01-05:00, Sat., 08 Jul. 0.0340 0.0285 0.0315
03:01-04:00, Sat., 08 Jul. 0.0320 0.0266 0.0292
02:01-03:00, Sat., 08 Jul. 0.0315 0.0265 0.0291
01:01-02:00, Sat., 08 Jul. 0.0309 0.0265 0.0286
00:01-01:00, Sat., 08 Jul. 0.0311 0.0271 0.0289
23:01-24:00, Fri., 07 Jul. 0.0315 0.0269 0.0291
22:01-23:00, Fri., 07 Jul. 0.0304 0.0272 0.0287
21:01-22:00, Fri., 07 Jul. 0.0305 0.0259 0.0284
20:01-21:00, Fri., 07 Jul. 0.0319 0.0261 0.0286
19:01-20:00, Fri., 07 Jul. 0.0311 0.0268 0.0286
18:01-19:00, Fri., 07 Jul. 0.0318 0.0267 0.0290
17:01-18:00, Fri., 07 Jul. 0.0311 0.0273 0.0290
16:01-17:00, Fri., 07 Jul. 0.0306 0.0270 0.0292
15:01-16:00, Fri., 07 Jul. 0.0311 0.0271 0.0291
14:01-15:00, Fri., 07 Jul. 0.0316 0.0272 0.0292
13:01-14:00, Fri., 07 Jul. 0.0311 0.0273 0.0290
12:01-13:00, Fri., 07 Jul. 0.0317 0.0275 0.0292
11:01-12:00, Fri., 07 Jul. 0.0321 0.0273 0.0291
10:01-11:00, Fri., 07 Jul. 0.0318 0.0274 0.0294
09:01-10:00, Fri., 07 Jul. 0.0315 0.0278 0.0296
08:01-09:00, Fri., 07 Jul. 0.0321 0.0281 0.0299
07:01-08:00, Fri., 07 Jul. 0.0313 0.0265 0.0298
06:01-07:00, Fri., 07 Jul. 0.0335 0.0274 0.0301
05:01-06:00, Fri., 07 Jul. 0.0315 0.0273 0.0294
04:01-05:00, Fri., 07 Jul. 0.0311 0.0273 0.0293
03:01-04:00, Fri., 07 Jul. 0.0313 0.0267 0.0293
02:01-03:00, Fri., 07 Jul. 0.0312 0.0273 0.0291
01:01-02:00, Fri., 07 Jul. 0.0304 0.0268 0.0288
00:01-01:00, Fri., 07 Jul. 0.0304 0.0268 0.0286
23:01-24:00, Thu., 06 Jul. 0.0307 0.0263 0.0286
22:01-23:00, Thu., 06 Jul. 0.0315 0.0264 0.0285
21:01-22:00, Thu., 06 Jul. 0.0315 0.0264 0.0283
20:01-21:00, Thu., 06 Jul. 0.0304 0.0263 0.0281
19:01-20:00, Thu., 06 Jul. 0.0300 0.0264 0.0278
18:01-19:00, Thu., 06 Jul. 0.0305 0.0262 0.0280
17:01-18:00, Thu., 06 Jul. 0.0302 0.0267 0.0284
16:01-17:00, Thu., 06 Jul. 0.0307 0.0264 0.0285
15:01-16:00, Thu., 06 Jul. 0.0302 0.0262 0.0285
14:01-15:00, Thu., 06 Jul. 0.0311 0.0263 0.0286
13:01-14:00, Thu., 06 Jul. 0.0304 0.0267 0.0285
12:01-13:00, Thu., 06 Jul. 0.0303 0.0258 0.0283
11:01-12:00, Thu., 06 Jul. 0.0310 0.0258 0.0281
10:01-11:00, Thu., 06 Jul. 0.0301 0.0265 0.0280
09:01-10:00, Thu., 06 Jul. 0.0299 0.0251 0.0282
08:01-09:00, Thu., 06 Jul. 0.0298 0.0263 0.0281
07:01-08:00, Thu., 06 Jul. 0.0303 0.0265 0.0284
06:01-07:00, Thu., 06 Jul. 0.0332 0.0273 0.0301
05:01-06:00, Thu., 06 Jul. 0.0341 0.0296 0.0317
04:01-05:00, Thu., 06 Jul. 0.0330 0.0286 0.0311
03:01-04:00, Thu., 06 Jul. 0.0346 0.0294 0.0320
02:01-03:00, Thu., 06 Jul. 0.0331 0.0276 0.0303
01:01-02:00, Thu., 06 Jul. 0.0315 0.0266 0.0291
00:01-01:00, Thu., 06 Jul. 0.0322 0.0283 0.0301
23:01-24:00, Wed., 05 Jul. 0.0330 0.0272 0.0302
22:01-23:00, Wed., 05 Jul. 0.0368 0.0298 0.0332
21:01-22:00, Wed., 05 Jul. 0.0408 0.0325 0.0359
20:01-21:00, Wed., 05 Jul. 0.0349 0.0303 0.0324
19:01-20:00, Wed., 05 Jul. 0.0340 0.0287 0.0309
18:01-19:00, Wed., 05 Jul. 0.0318 0.0270 0.0288
17:01-18:00, Wed., 05 Jul. 0.0316 0.0266 0.0290
16:01-17:00, Wed., 05 Jul. 0.0322 0.0280 0.0302
15:01-16:00, Wed., 05 Jul. 0.0312 0.0265 0.0286
14:01-15:00, Wed., 05 Jul. 0.0310 0.0259 0.0284
13:01-14:00, Wed., 05 Jul. 0.0303 0.0263 0.0284
12:01-13:00, Wed., 05 Jul. 0.0299 0.0266 0.0285
11:01-12:00, Wed., 05 Jul. 0.0302 0.0261 0.0283
10:01-11:00, Wed., 05 Jul. 0.0304 0.0266 0.0283
09:01-10:00, Wed., 05 Jul. 0.0307 0.0268 0.0285
08:01-09:00, Wed., 05 Jul. 0.0304 0.0266 0.0287
07:01-08:00, Wed., 05 Jul. 0.0315 0.0276 0.0290
06:01-07:00, Wed., 05 Jul. 0.0315 0.0265 0.0289
05:01-06:00, Wed., 05 Jul. 0.0318 0.0266 0.0288
04:01-05:00, Wed., 05 Jul. 0.0299 0.0267 0.0283
03:01-04:00, Wed., 05 Jul. 0.0306 0.0265 0.0285
02:01-03:00, Wed., 05 Jul. 0.0306 0.0267 0.0288
01:01-02:00, Wed., 05 Jul. 0.0304 0.0266 0.0286
00:01-01:00, Wed., 05 Jul. 0.0313 0.0265 0.0285
23:01-24:00, Tue., 04 Jul. 0.0314 0.0263 0.0285
22:01-23:00, Tue., 04 Jul. 0.0311 0.0256 0.0286
21:01-22:00, Tue., 04 Jul. 0.0307 0.0263 0.0288
20:01-21:00, Tue., 04 Jul. 0.0308 0.0264 0.0288
19:01-20:00, Tue., 04 Jul. 0.0315 0.0269 0.0288
18:01-19:00, Tue., 04 Jul. 0.0311 0.0272 0.0288
17:01-18:00, Tue., 04 Jul. 0.0310 0.0265 0.0289
16:01-17:00, Tue., 04 Jul. 0.0308 0.0265 0.0288
15:01-16:00, Tue., 04 Jul. 0.0317 0.0272 0.0288
14:01-15:00, Tue., 04 Jul. 0.0308 0.0256 0.0288
13:01-14:00, Tue., 04 Jul. 0.0312 0.0268 0.0287
12:01-13:00, Tue., 04 Jul. 0.0314 0.0262 0.0288
11:01-12:00, Tue., 04 Jul. 0.0307 0.0272 0.0287
10:01-11:00, Tue., 04 Jul. 0.0308 0.0265 0.0285
09:01-10:00, Tue., 04 Jul. 0.0318 0.0268 0.0289
08:01-09:00, Tue., 04 Jul. 0.0312 0.0266 0.0289
07:01-08:00, Tue., 04 Jul. 0.0315 0.0273 0.0291
06:01-07:00, Tue., 04 Jul. 0.0308 0.0266 0.0288
05:01-06:00, Tue., 04 Jul. 0.0311 0.0275 0.0293
04:01-05:00, Tue., 04 Jul. 0.0311 0.0271 0.0293
03:01-04:00, Tue., 04 Jul. 0.0336 0.0273 0.0306
02:01-03:00, Tue., 04 Jul. 0.0404 0.0296 0.0348
01:01-02:00, Tue., 04 Jul. 0.0433 0.0368 0.0399
00:01-01:00, Tue., 04 Jul. 0.0413 0.0270 0.0338
23:01-24:00, Mon., 03 Jul. 0.0325 0.0266 0.0292
22:01-23:00, Mon., 03 Jul. 0.0316 0.0261 0.0291
21:01-22:00, Mon., 03 Jul. 0.0314 0.0276 0.0294
20:01-21:00, Mon., 03 Jul. 0.0308 0.0267 0.0288
19:01-20:00, Mon., 03 Jul. 0.0309 0.0262 0.0287
18:01-19:00, Mon., 03 Jul. 0.0313 0.0259 0.0288
17:01-18:00, Mon., 03 Jul. 0.0308 0.0265 0.0286
16:01-17:00, Mon., 03 Jul. 0.0321 0.0268 0.0289
15:01-16:00, Mon., 03 Jul. 0.0311 0.0263 0.0289
14:01-15:00, Mon., 03 Jul. 0.0311 0.0266 0.0289
13:01-14:00, Mon., 03 Jul. 0.0316 0.0259 0.0288
12:01-13:00, Mon., 03 Jul. 0.0308 0.0268 0.0289
11:01-12:00, Mon., 03 Jul. 0.0306 0.0268 0.0287
10:01-11:00, Mon., 03 Jul. 0.0299 0.0266 0.0284
09:01-10:00, Mon., 03 Jul. 0.0304 0.0261 0.0283
08:01-09:00, Mon., 03 Jul. 0.0304 0.0265 0.0284
07:01-08:00, Mon., 03 Jul. 0.0312 0.0267 0.0289
06:01-07:00, Mon., 03 Jul. 0.0311 0.0266 0.0288
05:01-06:00, Mon., 03 Jul. 0.0307 0.0261 0.0288
04:01-05:00, Mon., 03 Jul. 0.0311 0.0272 0.0287
03:01-04:00, Mon., 03 Jul. 0.0303 0.0263 0.0288
02:01-03:00, Mon., 03 Jul. 0.0310 0.0270 0.0287
01:01-02:00, Mon., 03 Jul. 0.0311 0.0262 0.0284
00:01-01:00, Mon., 03 Jul. 0.0316 0.0265 0.0281