Measurement results by the hour (Chofu) 14 Mar., 2016 - 20 Mar., 2016

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., 20 Mar. 0.0327 0.0280 0.0305
22:01-23:00, Sun., 20 Mar. 0.0329 0.0282 0.0304
21:01-22:00, Sun., 20 Mar. 0.0336 0.0286 0.0304
20:01-21:00, Sun., 20 Mar. 0.0321 0.0284 0.0304
19:01-20:00, Sun., 20 Mar. 0.0321 0.0270 0.0301
18:01-19:00, Sun., 20 Mar. 0.0315 0.0281 0.0300
17:01-18:00, Sun., 20 Mar. 0.0324 0.0272 0.0297
16:01-17:00, Sun., 20 Mar. 0.0322 0.0274 0.0299
15:01-16:00, Sun., 20 Mar. 0.0327 0.0286 0.0301
14:01-15:00, Sun., 20 Mar. 0.0321 0.0280 0.0302
13:01-14:00, Sun., 20 Mar. 0.0317 0.0284 0.0299
12:01-13:00, Sun., 20 Mar. 0.0315 0.0281 0.0301
11:01-12:00, Sun., 20 Mar. 0.0315 0.0274 0.0297
10:01-11:00, Sun., 20 Mar. 0.0321 0.0287 0.0301
09:01-10:00, Sun., 20 Mar. 0.0318 0.0282 0.0300
08:01-09:00, Sun., 20 Mar. 0.0322 0.0277 0.0298
07:01-08:00, Sun., 20 Mar. 0.0316 0.0272 0.0297
06:01-07:00, Sun., 20 Mar. 0.0315 0.0275 0.0296
05:01-06:00, Sun., 20 Mar. 0.0326 0.0275 0.0295
04:01-05:00, Sun., 20 Mar. 0.0312 0.0274 0.0294
03:01-04:00, Sun., 20 Mar. 0.0317 0.0274 0.0293
02:01-03:00, Sun., 20 Mar. 0.0317 0.0273 0.0292
01:01-02:00, Sun., 20 Mar. 0.0316 0.0273 0.0292
00:01-01:00, Sun., 20 Mar. 0.0307 0.0273 0.0292
23:01-24:00, Sat., 19 Mar. 0.0317 0.0275 0.0292
22:01-23:00, Sat., 19 Mar. 0.0315 0.0270 0.0292
21:01-22:00, Sat., 19 Mar. 0.0313 0.0277 0.0291
20:01-21:00, Sat., 19 Mar. 0.0308 0.0272 0.0289
19:01-20:00, Sat., 19 Mar. 0.0309 0.0275 0.0290
18:01-19:00, Sat., 19 Mar. 0.0317 0.0264 0.0289
17:01-18:00, Sat., 19 Mar. 0.0310 0.0272 0.0289
16:01-17:00, Sat., 19 Mar. 0.0312 0.0270 0.0293
15:01-16:00, Sat., 19 Mar. 0.0309 0.0275 0.0293
14:01-15:00, Sat., 19 Mar. 0.0314 0.0274 0.0296
13:01-14:00, Sat., 19 Mar. 0.0331 0.0277 0.0308
12:01-13:00, Sat., 19 Mar. 0.0375 0.0305 0.0342
11:01-12:00, Sat., 19 Mar. 0.0383 0.0334 0.0356
10:01-11:00, Sat., 19 Mar. 0.0371 0.0301 0.0346
09:01-10:00, Sat., 19 Mar. 0.0330 0.0275 0.0297
08:01-09:00, Sat., 19 Mar. 0.0314 0.0274 0.0293
07:01-08:00, Sat., 19 Mar. 0.0307 0.0268 0.0288
06:01-07:00, Sat., 19 Mar. 0.0308 0.0271 0.0288
05:01-06:00, Sat., 19 Mar. 0.0310 0.0275 0.0294
04:01-05:00, Sat., 19 Mar. 0.0331 0.0282 0.0310
03:01-04:00, Sat., 19 Mar. 0.0357 0.0283 0.0325
02:01-03:00, Sat., 19 Mar. 0.0358 0.0286 0.0322
01:01-02:00, Sat., 19 Mar. 0.0426 0.0341 0.0384
00:01-01:00, Sat., 19 Mar. 0.0432 0.0355 0.0377
23:01-24:00, Fri., 18 Mar. 0.0434 0.0365 0.0384
22:01-23:00, Fri., 18 Mar. 0.0412 0.0304 0.0359
21:01-22:00, Fri., 18 Mar. 0.0318 0.0272 0.0294
20:01-21:00, Fri., 18 Mar. 0.0315 0.0272 0.0291
19:01-20:00, Fri., 18 Mar. 0.0309 0.0273 0.0289
18:01-19:00, Fri., 18 Mar. 0.0307 0.0267 0.0289
17:01-18:00, Fri., 18 Mar. 0.0305 0.0269 0.0289
16:01-17:00, Fri., 18 Mar. 0.0309 0.0275 0.0291
15:01-16:00, Fri., 18 Mar. 0.0307 0.0274 0.0291
14:01-15:00, Fri., 18 Mar. 0.0309 0.0273 0.0291
13:01-14:00, Fri., 18 Mar. 0.0310 0.0272 0.0290
12:01-13:00, Fri., 18 Mar. 0.0311 0.0272 0.0293
11:01-12:00, Fri., 18 Mar. 0.0314 0.0272 0.0292
10:01-11:00, Fri., 18 Mar. 0.0313 0.0272 0.0296
09:01-10:00, Fri., 18 Mar. 0.0319 0.0275 0.0299
08:01-09:00, Fri., 18 Mar. 0.0334 0.0292 0.0310
07:01-08:00, Fri., 18 Mar. 0.0333 0.0296 0.0311
06:01-07:00, Fri., 18 Mar. 0.0333 0.0294 0.0313
05:01-06:00, Fri., 18 Mar. 0.0331 0.0283 0.0309
04:01-05:00, Fri., 18 Mar. 0.0330 0.0291 0.0312
03:01-04:00, Fri., 18 Mar. 0.0329 0.0292 0.0308
02:01-03:00, Fri., 18 Mar. 0.0327 0.0281 0.0305
01:01-02:00, Fri., 18 Mar. 0.0322 0.0278 0.0300
00:01-01:00, Fri., 18 Mar. 0.0316 0.0279 0.0297
23:01-24:00, Thu., 17 Mar. 0.0312 0.0271 0.0298
22:01-23:00, Thu., 17 Mar. 0.0314 0.0281 0.0295
21:01-22:00, Thu., 17 Mar. 0.0318 0.0282 0.0296
20:01-21:00, Thu., 17 Mar. 0.0307 0.0277 0.0293
19:01-20:00, Thu., 17 Mar. 0.0312 0.0266 0.0291
18:01-19:00, Thu., 17 Mar. 0.0313 0.0270 0.0291
17:01-18:00, Thu., 17 Mar. 0.0307 0.0269 0.0292
16:01-17:00, Thu., 17 Mar. 0.0311 0.0264 0.0290
15:01-16:00, Thu., 17 Mar. 0.0311 0.0270 0.0290
14:01-15:00, Thu., 17 Mar. 0.0310 0.0273 0.0293
13:01-14:00, Thu., 17 Mar. 0.0315 0.0273 0.0293
12:01-13:00, Thu., 17 Mar. 0.0310 0.0274 0.0293
11:01-12:00, Thu., 17 Mar. 0.0315 0.0278 0.0296
10:01-11:00, Thu., 17 Mar. 0.0322 0.0285 0.0303
09:01-10:00, Thu., 17 Mar. 0.0322 0.0279 0.0308
08:01-09:00, Thu., 17 Mar. 0.0327 0.0290 0.0311
07:01-08:00, Thu., 17 Mar. 0.0332 0.0294 0.0313
06:01-07:00, Thu., 17 Mar. 0.0340 0.0294 0.0316
05:01-06:00, Thu., 17 Mar. 0.0328 0.0293 0.0313
04:01-05:00, Thu., 17 Mar. 0.0333 0.0289 0.0312
03:01-04:00, Thu., 17 Mar. 0.0326 0.0280 0.0307
02:01-03:00, Thu., 17 Mar. 0.0323 0.0287 0.0305
01:01-02:00, Thu., 17 Mar. 0.0322 0.0278 0.0299
00:01-01:00, Thu., 17 Mar. 0.0317 0.0282 0.0300
23:01-24:00, Wed., 16 Mar. 0.0320 0.0286 0.0298
22:01-23:00, Wed., 16 Mar. 0.0320 0.0274 0.0294
21:01-22:00, Wed., 16 Mar. 0.0324 0.0280 0.0297
20:01-21:00, Wed., 16 Mar. 0.0321 0.0277 0.0294
19:01-20:00, Wed., 16 Mar. 0.0309 0.0275 0.0294
18:01-19:00, Wed., 16 Mar. 0.0306 0.0265 0.0290
17:01-18:00, Wed., 16 Mar. 0.0308 0.0276 0.0291
16:01-17:00, Wed., 16 Mar. 0.0312 0.0276 0.0291
15:01-16:00, Wed., 16 Mar. 0.0321 0.0272 0.0293
14:01-15:00, Wed., 16 Mar. 0.0309 0.0265 0.0291
13:01-14:00, Wed., 16 Mar. 0.0314 0.0274 0.0290
12:01-13:00, Wed., 16 Mar. 0.0316 0.0276 0.0294
11:01-12:00, Wed., 16 Mar. 0.0317 0.0277 0.0294
10:01-11:00, Wed., 16 Mar. 0.0312 0.0271 0.0297
09:01-10:00, Wed., 16 Mar. 0.0327 0.0278 0.0300
08:01-09:00, Wed., 16 Mar. 0.0320 0.0286 0.0302
07:01-08:00, Wed., 16 Mar. 0.0319 0.0283 0.0301
06:01-07:00, Wed., 16 Mar. 0.0312 0.0278 0.0298
05:01-06:00, Wed., 16 Mar. 0.0322 0.0280 0.0296
04:01-05:00, Wed., 16 Mar. 0.0321 0.0280 0.0295
03:01-04:00, Wed., 16 Mar. 0.0307 0.0278 0.0293
02:01-03:00, Wed., 16 Mar. 0.0315 0.0275 0.0294
01:01-02:00, Wed., 16 Mar. 0.0310 0.0269 0.0291
00:01-01:00, Wed., 16 Mar. 0.0311 0.0273 0.0291
23:01-24:00, Tue., 15 Mar. 0.0314 0.0276 0.0293
22:01-23:00, Tue., 15 Mar. 0.0301 0.0277 0.0290
21:01-22:00, Tue., 15 Mar. 0.0315 0.0275 0.0292
20:01-21:00, Tue., 15 Mar. 0.0312 0.0272 0.0291
19:01-20:00, Tue., 15 Mar. 0.0304 0.0262 0.0288
18:01-19:00, Tue., 15 Mar. 0.0310 0.0273 0.0288
17:01-18:00, Tue., 15 Mar. 0.0304 0.0271 0.0288
16:01-17:00, Tue., 15 Mar. 0.0321 0.0262 0.0286
15:01-16:00, Tue., 15 Mar. 0.0312 0.0274 0.0292
14:01-15:00, Tue., 15 Mar. 0.0309 0.0270 0.0293
13:01-14:00, Tue., 15 Mar. 0.0309 0.0276 0.0293
12:01-13:00, Tue., 15 Mar. 0.0309 0.0275 0.0290
11:01-12:00, Tue., 15 Mar. 0.0317 0.0278 0.0294
10:01-11:00, Tue., 15 Mar. 0.0317 0.0268 0.0293
09:01-10:00, Tue., 15 Mar. 0.0311 0.0271 0.0293
08:01-09:00, Tue., 15 Mar. 0.0321 0.0272 0.0293
07:01-08:00, Tue., 15 Mar. 0.0313 0.0275 0.0294
06:01-07:00, Tue., 15 Mar. 0.0310 0.0272 0.0290
05:01-06:00, Tue., 15 Mar. 0.0308 0.0265 0.0292
04:01-05:00, Tue., 15 Mar. 0.0314 0.0277 0.0296
03:01-04:00, Tue., 15 Mar. 0.0321 0.0269 0.0296
02:01-03:00, Tue., 15 Mar. 0.0314 0.0276 0.0299
01:01-02:00, Tue., 15 Mar. 0.0344 0.0293 0.0317
00:01-01:00, Tue., 15 Mar. 0.0413 0.0333 0.0365
23:01-24:00, Mon., 14 Mar. 0.0476 0.0377 0.0417
22:01-23:00, Mon., 14 Mar. 0.0465 0.0405 0.0435
21:01-22:00, Mon., 14 Mar. 0.0523 0.0411 0.0469
20:01-21:00, Mon., 14 Mar. 0.0532 0.0451 0.0493
19:01-20:00, Mon., 14 Mar. 0.0509 0.0447 0.0477
18:01-19:00, Mon., 14 Mar. 0.0517 0.0462 0.0487
17:01-18:00, Mon., 14 Mar. 0.0492 0.0431 0.0469
16:01-17:00, Mon., 14 Mar. 0.0506 0.0427 0.0463
15:01-16:00, Mon., 14 Mar. 0.0480 0.0394 0.0443
14:01-15:00, Mon., 14 Mar. 0.0479 0.0414 0.0443
13:01-14:00, Mon., 14 Mar. 0.0466 0.0400 0.0440
12:01-13:00, Mon., 14 Mar. 0.0454 0.0387 0.0415
11:01-12:00, Mon., 14 Mar. 0.0422 0.0366 0.0389
10:01-11:00, Mon., 14 Mar. 0.0416 0.0360 0.0383
09:01-10:00, Mon., 14 Mar. 0.0406 0.0344 0.0366
08:01-09:00, Mon., 14 Mar. 0.0378 0.0329 0.0353
07:01-08:00, Mon., 14 Mar. 0.0355 0.0311 0.0335
06:01-07:00, Mon., 14 Mar. 0.0347 0.0299 0.0322
05:01-06:00, Mon., 14 Mar. 0.0342 0.0278 0.0306
04:01-05:00, Mon., 14 Mar. 0.0316 0.0278 0.0298
03:01-04:00, Mon., 14 Mar. 0.0322 0.0280 0.0300
02:01-03:00, Mon., 14 Mar. 0.0315 0.0281 0.0300
01:01-02:00, Mon., 14 Mar. 0.0319 0.0282 0.0300
00:01-01:00, Mon., 14 Mar. 0.0317 0.0282 0.0299