Measurement results by the hour (Chofu) 11 Jan., 2021 - 17 Jan., 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., 17 Jan. 0.0322 0.0287 0.0304
22:01-23:00, Sun., 17 Jan. 0.0324 0.0283 0.0302
21:01-22:00, Sun., 17 Jan. 0.0332 0.0283 0.0304
20:01-21:00, Sun., 17 Jan. 0.0316 0.0278 0.0297
19:01-20:00, Sun., 17 Jan. 0.0312 0.0273 0.0297
18:01-19:00, Sun., 17 Jan. 0.0321 0.0271 0.0295
17:01-18:00, Sun., 17 Jan. 0.0306 0.0263 0.0288
16:01-17:00, Sun., 17 Jan. 0.0311 0.0280 0.0294
15:01-16:00, Sun., 17 Jan. 0.0313 0.0275 0.0294
14:01-15:00, Sun., 17 Jan. 0.0325 0.0285 0.0298
13:01-14:00, Sun., 17 Jan. 0.0323 0.0272 0.0297
12:01-13:00, Sun., 17 Jan. 0.0313 0.0276 0.0297
11:01-12:00, Sun., 17 Jan. 0.0318 0.0272 0.0297
10:01-11:00, Sun., 17 Jan. 0.0314 0.0277 0.0299
09:01-10:00, Sun., 17 Jan. 0.0328 0.0279 0.0298
08:01-09:00, Sun., 17 Jan. 0.0326 0.0273 0.0298
07:01-08:00, Sun., 17 Jan. 0.0316 0.0277 0.0296
06:01-07:00, Sun., 17 Jan. 0.0323 0.0282 0.0301
05:01-06:00, Sun., 17 Jan. 0.0322 0.0278 0.0300
04:01-05:00, Sun., 17 Jan. 0.0318 0.0281 0.0299
03:01-04:00, Sun., 17 Jan. 0.0323 0.0290 0.0302
02:01-03:00, Sun., 17 Jan. 0.0322 0.0279 0.0304
01:01-02:00, Sun., 17 Jan. 0.0325 0.0291 0.0305
00:01-01:00, Sun., 17 Jan. 0.0327 0.0281 0.0302
23:01-24:00, Sat., 16 Jan. 0.0322 0.0279 0.0302
22:01-23:00, Sat., 16 Jan. 0.0329 0.0283 0.0304
21:01-22:00, Sat., 16 Jan. 0.0327 0.0280 0.0303
20:01-21:00, Sat., 16 Jan. 0.0332 0.0278 0.0301
19:01-20:00, Sat., 16 Jan. 0.0320 0.0281 0.0300
18:01-19:00, Sat., 16 Jan. 0.0316 0.0277 0.0297
17:01-18:00, Sat., 16 Jan. 0.0313 0.0275 0.0293
16:01-17:00, Sat., 16 Jan. 0.0321 0.0276 0.0299
15:01-16:00, Sat., 16 Jan. 0.0316 0.0276 0.0295
14:01-15:00, Sat., 16 Jan. 0.0320 0.0267 0.0293
13:01-14:00, Sat., 16 Jan. 0.0309 0.0274 0.0291
12:01-13:00, Sat., 16 Jan. 0.0308 0.0267 0.0291
11:01-12:00, Sat., 16 Jan. 0.0332 0.0280 0.0303
10:01-11:00, Sat., 16 Jan. 0.0341 0.0293 0.0313
09:01-10:00, Sat., 16 Jan. 0.0351 0.0304 0.0323
08:01-09:00, Sat., 16 Jan. 0.0348 0.0306 0.0326
07:01-08:00, Sat., 16 Jan. 0.0349 0.0305 0.0326
06:01-07:00, Sat., 16 Jan. 0.0347 0.0297 0.0319
05:01-06:00, Sat., 16 Jan. 0.0337 0.0292 0.0311
04:01-05:00, Sat., 16 Jan. 0.0322 0.0282 0.0302
03:01-04:00, Sat., 16 Jan. 0.0325 0.0278 0.0298
02:01-03:00, Sat., 16 Jan. 0.0320 0.0278 0.0299
01:01-02:00, Sat., 16 Jan. 0.0325 0.0278 0.0297
00:01-01:00, Sat., 16 Jan. 0.0320 0.0279 0.0297
23:01-24:00, Fri., 15 Jan. 0.0310 0.0275 0.0293
22:01-23:00, Fri., 15 Jan. 0.0312 0.0274 0.0292
21:01-22:00, Fri., 15 Jan. 0.0309 0.0260 0.0290
20:01-21:00, Fri., 15 Jan. 0.0314 0.0273 0.0291
19:01-20:00, Fri., 15 Jan. 0.0312 0.0275 0.0290
18:01-19:00, Fri., 15 Jan. 0.0308 0.0277 0.0292
17:01-18:00, Fri., 15 Jan. 0.0311 0.0272 0.0293
16:01-17:00, Fri., 15 Jan. 0.0314 0.0272 0.0293
15:01-16:00, Fri., 15 Jan. 0.0317 0.0276 0.0296
14:01-15:00, Fri., 15 Jan. 0.0314 0.0275 0.0295
13:01-14:00, Fri., 15 Jan. 0.0312 0.0281 0.0294
12:01-13:00, Fri., 15 Jan. 0.0320 0.0277 0.0299
11:01-12:00, Fri., 15 Jan. 0.0319 0.0282 0.0300
10:01-11:00, Fri., 15 Jan. 0.0323 0.0284 0.0304
09:01-10:00, Fri., 15 Jan. 0.0314 0.0277 0.0300
08:01-09:00, Fri., 15 Jan. 0.0321 0.0278 0.0299
07:01-08:00, Fri., 15 Jan. 0.0328 0.0281 0.0305
06:01-07:00, Fri., 15 Jan. 0.0326 0.0282 0.0304
05:01-06:00, Fri., 15 Jan. 0.0324 0.0286 0.0304
04:01-05:00, Fri., 15 Jan. 0.0328 0.0282 0.0302
03:01-04:00, Fri., 15 Jan. 0.0319 0.0269 0.0297
02:01-03:00, Fri., 15 Jan. 0.0314 0.0271 0.0293
01:01-02:00, Fri., 15 Jan. 0.0316 0.0275 0.0293
00:01-01:00, Fri., 15 Jan. 0.0305 0.0274 0.0293
23:01-24:00, Thu., 14 Jan. 0.0312 0.0271 0.0294
22:01-23:00, Thu., 14 Jan. 0.0315 0.0275 0.0293
21:01-22:00, Thu., 14 Jan. 0.0311 0.0273 0.0292
20:01-21:00, Thu., 14 Jan. 0.0321 0.0275 0.0293
19:01-20:00, Thu., 14 Jan. 0.0316 0.0273 0.0295
18:01-19:00, Thu., 14 Jan. 0.0307 0.0273 0.0289
17:01-18:00, Thu., 14 Jan. 0.0309 0.0269 0.0285
16:01-17:00, Thu., 14 Jan. 0.0319 0.0267 0.0287
15:01-16:00, Thu., 14 Jan. 0.0306 0.0267 0.0287
14:01-15:00, Thu., 14 Jan. 0.0306 0.0273 0.0290
13:01-14:00, Thu., 14 Jan. 0.0315 0.0274 0.0290
12:01-13:00, Thu., 14 Jan. 0.0308 0.0272 0.0292
11:01-12:00, Thu., 14 Jan. 0.0317 0.0276 0.0298
10:01-11:00, Thu., 14 Jan. 0.0317 0.0276 0.0302
09:01-10:00, Thu., 14 Jan. 0.0337 0.0283 0.0310
08:01-09:00, Thu., 14 Jan. 0.0342 0.0300 0.0314
07:01-08:00, Thu., 14 Jan. 0.0332 0.0292 0.0317
06:01-07:00, Thu., 14 Jan. 0.0340 0.0300 0.0320
05:01-06:00, Thu., 14 Jan. 0.0340 0.0304 0.0324
04:01-05:00, Thu., 14 Jan. 0.0343 0.0301 0.0318
03:01-04:00, Thu., 14 Jan. 0.0349 0.0302 0.0318
02:01-03:00, Thu., 14 Jan. 0.0334 0.0296 0.0314
01:01-02:00, Thu., 14 Jan. 0.0336 0.0291 0.0311
00:01-01:00, Thu., 14 Jan. 0.0324 0.0289 0.0306
23:01-24:00, Wed., 13 Jan. 0.0330 0.0283 0.0308
22:01-23:00, Wed., 13 Jan. 0.0315 0.0285 0.0300
21:01-22:00, Wed., 13 Jan. 0.0318 0.0279 0.0296
20:01-21:00, Wed., 13 Jan. 0.0311 0.0277 0.0293
19:01-20:00, Wed., 13 Jan. 0.0309 0.0272 0.0291
18:01-19:00, Wed., 13 Jan. 0.0308 0.0272 0.0290
17:01-18:00, Wed., 13 Jan. 0.0307 0.0275 0.0289
16:01-17:00, Wed., 13 Jan. 0.0304 0.0269 0.0289
15:01-16:00, Wed., 13 Jan. 0.0310 0.0268 0.0288
14:01-15:00, Wed., 13 Jan. 0.0309 0.0267 0.0291
13:01-14:00, Wed., 13 Jan. 0.0319 0.0275 0.0294
12:01-13:00, Wed., 13 Jan. 0.0316 0.0288 0.0300
11:01-12:00, Wed., 13 Jan. 0.0315 0.0282 0.0298
10:01-11:00, Wed., 13 Jan. 0.0328 0.0281 0.0304
09:01-10:00, Wed., 13 Jan. 0.0340 0.0294 0.0317
08:01-09:00, Wed., 13 Jan. 0.0335 0.0294 0.0320
07:01-08:00, Wed., 13 Jan. 0.0345 0.0299 0.0322
06:01-07:00, Wed., 13 Jan. 0.0346 0.0307 0.0324
05:01-06:00, Wed., 13 Jan. 0.0355 0.0309 0.0328
04:01-05:00, Wed., 13 Jan. 0.0354 0.0310 0.0333
03:01-04:00, Wed., 13 Jan. 0.0349 0.0295 0.0325
02:01-03:00, Wed., 13 Jan. 0.0339 0.0295 0.0315
01:01-02:00, Wed., 13 Jan. 0.0317 0.0281 0.0300
00:01-01:00, Wed., 13 Jan. 0.0332 0.0283 0.0302
23:01-24:00, Tue., 12 Jan. 0.0320 0.0278 0.0298
22:01-23:00, Tue., 12 Jan. 0.0313 0.0278 0.0295
21:01-22:00, Tue., 12 Jan. 0.0318 0.0277 0.0293
20:01-21:00, Tue., 12 Jan. 0.0312 0.0280 0.0293
19:01-20:00, Tue., 12 Jan. 0.0315 0.0267 0.0296
18:01-19:00, Tue., 12 Jan. 0.0324 0.0278 0.0299
17:01-18:00, Tue., 12 Jan. 0.0323 0.0289 0.0307
16:01-17:00, Tue., 12 Jan. 0.0367 0.0305 0.0334
15:01-16:00, Tue., 12 Jan. 0.0355 0.0312 0.0337
14:01-15:00, Tue., 12 Jan. 0.0358 0.0311 0.0331
13:01-14:00, Tue., 12 Jan. 0.0359 0.0304 0.0337
12:01-13:00, Tue., 12 Jan. 0.0341 0.0286 0.0307
11:01-12:00, Tue., 12 Jan. 0.0316 0.0278 0.0298
10:01-11:00, Tue., 12 Jan. 0.0315 0.0278 0.0296
09:01-10:00, Tue., 12 Jan. 0.0333 0.0273 0.0300
08:01-09:00, Tue., 12 Jan. 0.0321 0.0279 0.0301
07:01-08:00, Tue., 12 Jan. 0.0321 0.0286 0.0305
06:01-07:00, Tue., 12 Jan. 0.0332 0.0288 0.0304
05:01-06:00, Tue., 12 Jan. 0.0326 0.0275 0.0310
04:01-05:00, Tue., 12 Jan. 0.0331 0.0290 0.0306
03:01-04:00, Tue., 12 Jan. 0.0331 0.0288 0.0308
02:01-03:00, Tue., 12 Jan. 0.0337 0.0293 0.0310
01:01-02:00, Tue., 12 Jan. 0.0337 0.0295 0.0316
00:01-01:00, Tue., 12 Jan. 0.0330 0.0293 0.0312
23:01-24:00, Mon., 11 Jan. 0.0328 0.0282 0.0306
22:01-23:00, Mon., 11 Jan. 0.0324 0.0280 0.0301
21:01-22:00, Mon., 11 Jan. 0.0322 0.0284 0.0300
20:01-21:00, Mon., 11 Jan. 0.0315 0.0273 0.0293
19:01-20:00, Mon., 11 Jan. 0.0314 0.0281 0.0296
18:01-19:00, Mon., 11 Jan. 0.0312 0.0266 0.0292
17:01-18:00, Mon., 11 Jan. 0.0309 0.0272 0.0291
16:01-17:00, Mon., 11 Jan. 0.0309 0.0274 0.0292
15:01-16:00, Mon., 11 Jan. 0.0308 0.0278 0.0291
14:01-15:00, Mon., 11 Jan. 0.0317 0.0278 0.0294
13:01-14:00, Mon., 11 Jan. 0.0318 0.0278 0.0295
12:01-13:00, Mon., 11 Jan. 0.0320 0.0277 0.0297
11:01-12:00, Mon., 11 Jan. 0.0312 0.0278 0.0297
10:01-11:00, Mon., 11 Jan. 0.0316 0.0276 0.0299
09:01-10:00, Mon., 11 Jan. 0.0321 0.0277 0.0304
08:01-09:00, Mon., 11 Jan. 0.0335 0.0293 0.0312
07:01-08:00, Mon., 11 Jan. 0.0335 0.0294 0.0312
06:01-07:00, Mon., 11 Jan. 0.0330 0.0293 0.0309
05:01-06:00, Mon., 11 Jan. 0.0330 0.0293 0.0309
04:01-05:00, Mon., 11 Jan. 0.0324 0.0287 0.0306
03:01-04:00, Mon., 11 Jan. 0.0324 0.0285 0.0300
02:01-03:00, Mon., 11 Jan. 0.0322 0.0281 0.0301
01:01-02:00, Mon., 11 Jan. 0.0327 0.0290 0.0310
00:01-01:00, Mon., 11 Jan. 0.0334 0.0289 0.0311