Measurement results by the hour (Chofu) 1 Jun., 2015 - 7 Jun., 2015

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., 07 Jun. 0.0318 0.0272 0.0301
22:01-23:00, Sun., 07 Jun. 0.0316 0.0271 0.0299
21:01-22:00, Sun., 07 Jun. 0.0320 0.0277 0.0298
20:01-21:00, Sun., 07 Jun. 0.0320 0.0274 0.0298
19:01-20:00, Sun., 07 Jun. 0.0316 0.0276 0.0298
18:01-19:00, Sun., 07 Jun. 0.0313 0.0279 0.0297
17:01-18:00, Sun., 07 Jun. 0.0317 0.0288 0.0299
16:01-17:00, Sun., 07 Jun. 0.0322 0.0273 0.0299
15:01-16:00, Sun., 07 Jun. 0.0318 0.0268 0.0297
14:01-15:00, Sun., 07 Jun. 0.0317 0.0282 0.0296
13:01-14:00, Sun., 07 Jun. 0.0320 0.0281 0.0298
12:01-13:00, Sun., 07 Jun. 0.0312 0.0278 0.0295
11:01-12:00, Sun., 07 Jun. 0.0320 0.0281 0.0298
10:01-11:00, Sun., 07 Jun. 0.0320 0.0278 0.0296
09:01-10:00, Sun., 07 Jun. 0.0326 0.0282 0.0299
08:01-09:00, Sun., 07 Jun. 0.0319 0.0274 0.0298
07:01-08:00, Sun., 07 Jun. 0.0323 0.0284 0.0304
06:01-07:00, Sun., 07 Jun. 0.0330 0.0281 0.0301
05:01-06:00, Sun., 07 Jun. 0.0317 0.0276 0.0299
04:01-05:00, Sun., 07 Jun. 0.0325 0.0279 0.0298
03:01-04:00, Sun., 07 Jun. 0.0318 0.0281 0.0299
02:01-03:00, Sun., 07 Jun. 0.0321 0.0279 0.0298
01:01-02:00, Sun., 07 Jun. 0.0322 0.0272 0.0295
00:01-01:00, Sun., 07 Jun. 0.0312 0.0281 0.0294
23:01-24:00, Sat., 06 Jun. 0.0324 0.0279 0.0299
22:01-23:00, Sat., 06 Jun. 0.0341 0.0283 0.0312
21:01-22:00, Sat., 06 Jun. 0.0377 0.0319 0.0346
20:01-21:00, Sat., 06 Jun. 0.0361 0.0311 0.0331
19:01-20:00, Sat., 06 Jun. 0.0327 0.0278 0.0302
18:01-19:00, Sat., 06 Jun. 0.0311 0.0276 0.0296
17:01-18:00, Sat., 06 Jun. 0.0320 0.0277 0.0295
16:01-17:00, Sat., 06 Jun. 0.0313 0.0274 0.0294
15:01-16:00, Sat., 06 Jun. 0.0318 0.0281 0.0297
14:01-15:00, Sat., 06 Jun. 0.0319 0.0283 0.0299
13:01-14:00, Sat., 06 Jun. 0.0327 0.0283 0.0298
12:01-13:00, Sat., 06 Jun. 0.0321 0.0275 0.0297
11:01-12:00, Sat., 06 Jun. 0.0320 0.0284 0.0299
10:01-11:00, Sat., 06 Jun. 0.0329 0.0279 0.0296
09:01-10:00, Sat., 06 Jun. 0.0324 0.0278 0.0302
08:01-09:00, Sat., 06 Jun. 0.0333 0.0277 0.0301
07:01-08:00, Sat., 06 Jun. 0.0334 0.0286 0.0307
06:01-07:00, Sat., 06 Jun. 0.0357 0.0302 0.0333
05:01-06:00, Sat., 06 Jun. 0.0380 0.0323 0.0349
04:01-05:00, Sat., 06 Jun. 0.0407 0.0342 0.0371
03:01-04:00, Sat., 06 Jun. 0.0458 0.0372 0.0422
02:01-03:00, Sat., 06 Jun. 0.0470 0.0402 0.0435
01:01-02:00, Sat., 06 Jun. 0.0499 0.0398 0.0444
00:01-01:00, Sat., 06 Jun. 0.0498 0.0414 0.0453
23:01-24:00, Fri., 05 Jun. 0.0473 0.0400 0.0442
22:01-23:00, Fri., 05 Jun. 0.0478 0.0403 0.0432
21:01-22:00, Fri., 05 Jun. 0.0468 0.0404 0.0436
20:01-21:00, Fri., 05 Jun. 0.0471 0.0404 0.0440
19:01-20:00, Fri., 05 Jun. 0.0451 0.0393 0.0420
18:01-19:00, Fri., 05 Jun. 0.0494 0.0400 0.0438
17:01-18:00, Fri., 05 Jun. 0.0527 0.0379 0.0454
16:01-17:00, Fri., 05 Jun. 0.0418 0.0339 0.0374
15:01-16:00, Fri., 05 Jun. 0.0366 0.0292 0.0319
14:01-15:00, Fri., 05 Jun. 0.0326 0.0289 0.0306
13:01-14:00, Fri., 05 Jun. 0.0331 0.0283 0.0307
12:01-13:00, Fri., 05 Jun. 0.0332 0.0294 0.0308
11:01-12:00, Fri., 05 Jun. 0.0324 0.0291 0.0307
10:01-11:00, Fri., 05 Jun. 0.0335 0.0292 0.0312
09:01-10:00, Fri., 05 Jun. 0.0337 0.0292 0.0311
08:01-09:00, Fri., 05 Jun. 0.0333 0.0298 0.0313
07:01-08:00, Fri., 05 Jun. 0.0335 0.0295 0.0313
06:01-07:00, Fri., 05 Jun. 0.0334 0.0297 0.0315
05:01-06:00, Fri., 05 Jun. 0.0339 0.0295 0.0312
04:01-05:00, Fri., 05 Jun. 0.0334 0.0294 0.0314
03:01-04:00, Fri., 05 Jun. 0.0326 0.0289 0.0311
02:01-03:00, Fri., 05 Jun. 0.0331 0.0287 0.0310
01:01-02:00, Fri., 05 Jun. 0.0328 0.0292 0.0312
00:01-01:00, Fri., 05 Jun. 0.0333 0.0279 0.0309
23:01-24:00, Thu., 04 Jun. 0.0326 0.0295 0.0309
22:01-23:00, Thu., 04 Jun. 0.0328 0.0288 0.0309
21:01-22:00, Thu., 04 Jun. 0.0329 0.0290 0.0309
20:01-21:00, Thu., 04 Jun. 0.0327 0.0289 0.0306
19:01-20:00, Thu., 04 Jun. 0.0323 0.0290 0.0308
18:01-19:00, Thu., 04 Jun. 0.0325 0.0289 0.0308
17:01-18:00, Thu., 04 Jun. 0.0325 0.0290 0.0309
16:01-17:00, Thu., 04 Jun. 0.0328 0.0290 0.0311
15:01-16:00, Thu., 04 Jun. 0.0331 0.0288 0.0308
14:01-15:00, Thu., 04 Jun. 0.0325 0.0290 0.0309
13:01-14:00, Thu., 04 Jun. 0.0328 0.0286 0.0307
12:01-13:00, Thu., 04 Jun. 0.0325 0.0290 0.0308
11:01-12:00, Thu., 04 Jun. 0.0325 0.0283 0.0307
10:01-11:00, Thu., 04 Jun. 0.0326 0.0288 0.0307
09:01-10:00, Thu., 04 Jun. 0.0327 0.0290 0.0309
08:01-09:00, Thu., 04 Jun. 0.0330 0.0291 0.0310
07:01-08:00, Thu., 04 Jun. 0.0326 0.0292 0.0310
06:01-07:00, Thu., 04 Jun. 0.0333 0.0281 0.0310
05:01-06:00, Thu., 04 Jun. 0.0331 0.0291 0.0310
04:01-05:00, Thu., 04 Jun. 0.0324 0.0286 0.0308
03:01-04:00, Thu., 04 Jun. 0.0330 0.0294 0.0311
02:01-03:00, Thu., 04 Jun. 0.0334 0.0290 0.0311
01:01-02:00, Thu., 04 Jun. 0.0326 0.0291 0.0309
00:01-01:00, Thu., 04 Jun. 0.0332 0.0288 0.0308
23:01-24:00, Wed., 03 Jun. 0.0333 0.0288 0.0313
22:01-23:00, Wed., 03 Jun. 0.0337 0.0296 0.0313
21:01-22:00, Wed., 03 Jun. 0.0329 0.0286 0.0308
20:01-21:00, Wed., 03 Jun. 0.0327 0.0284 0.0308
19:01-20:00, Wed., 03 Jun. 0.0322 0.0286 0.0305
18:01-19:00, Wed., 03 Jun. 0.0333 0.0285 0.0305
17:01-18:00, Wed., 03 Jun. 0.0343 0.0291 0.0308
16:01-17:00, Wed., 03 Jun. 0.0329 0.0291 0.0310
15:01-16:00, Wed., 03 Jun. 0.0333 0.0286 0.0314
14:01-15:00, Wed., 03 Jun. 0.0363 0.0303 0.0332
13:01-14:00, Wed., 03 Jun. 0.0421 0.0333 0.0375
12:01-13:00, Wed., 03 Jun. 0.0459 0.0366 0.0415
11:01-12:00, Wed., 03 Jun. 0.0512 0.0429 0.0474
10:01-11:00, Wed., 03 Jun. 0.0508 0.0428 0.0465
09:01-10:00, Wed., 03 Jun. 0.0527 0.0443 0.0481
08:01-09:00, Wed., 03 Jun. 0.0529 0.0444 0.0494
07:01-08:00, Wed., 03 Jun. 0.0527 0.0434 0.0480
06:01-07:00, Wed., 03 Jun. 0.0476 0.0360 0.0415
05:01-06:00, Wed., 03 Jun. 0.0358 0.0312 0.0333
04:01-05:00, Wed., 03 Jun. 0.0349 0.0293 0.0320
03:01-04:00, Wed., 03 Jun. 0.0335 0.0289 0.0314
02:01-03:00, Wed., 03 Jun. 0.0339 0.0291 0.0315
01:01-02:00, Wed., 03 Jun. 0.0338 0.0286 0.0317
00:01-01:00, Wed., 03 Jun. 0.0336 0.0291 0.0316
23:01-24:00, Tue., 02 Jun. 0.0335 0.0299 0.0316
22:01-23:00, Tue., 02 Jun. 0.0340 0.0304 0.0320
21:01-22:00, Tue., 02 Jun. 0.0343 0.0297 0.0318
20:01-21:00, Tue., 02 Jun. 0.0345 0.0292 0.0317
19:01-20:00, Tue., 02 Jun. 0.0345 0.0301 0.0318
18:01-19:00, Tue., 02 Jun. 0.0336 0.0302 0.0319
17:01-18:00, Tue., 02 Jun. 0.0332 0.0301 0.0317
16:01-17:00, Tue., 02 Jun. 0.0343 0.0298 0.0318
15:01-16:00, Tue., 02 Jun. 0.0343 0.0296 0.0316
14:01-15:00, Tue., 02 Jun. 0.0331 0.0290 0.0317
13:01-14:00, Tue., 02 Jun. 0.0336 0.0303 0.0316
12:01-13:00, Tue., 02 Jun. 0.0337 0.0296 0.0317
11:01-12:00, Tue., 02 Jun. 0.0346 0.0299 0.0319
10:01-11:00, Tue., 02 Jun. 0.0337 0.0298 0.0317
09:01-10:00, Tue., 02 Jun. 0.0340 0.0300 0.0319
08:01-09:00, Tue., 02 Jun. 0.0338 0.0296 0.0319
07:01-08:00, Tue., 02 Jun. 0.0338 0.0301 0.0321
06:01-07:00, Tue., 02 Jun. 0.0338 0.0299 0.0318
05:01-06:00, Tue., 02 Jun. 0.0336 0.0304 0.0321
04:01-05:00, Tue., 02 Jun. 0.0343 0.0297 0.0319
03:01-04:00, Tue., 02 Jun. 0.0335 0.0304 0.0320
02:01-03:00, Tue., 02 Jun. 0.0340 0.0299 0.0318
01:01-02:00, Tue., 02 Jun. 0.0337 0.0288 0.0318
00:01-01:00, Tue., 02 Jun. 0.0336 0.0301 0.0318
23:01-24:00, Mon., 01 Jun. 0.0333 0.0295 0.0315
22:01-23:00, Mon., 01 Jun. 0.0330 0.0293 0.0315
21:01-22:00, Mon., 01 Jun. 0.0333 0.0299 0.0316
20:01-21:00, Mon., 01 Jun. 0.0334 0.0291 0.0316
19:01-20:00, Mon., 01 Jun. 0.0339 0.0296 0.0318
18:01-19:00, Mon., 01 Jun. 0.0341 0.0296 0.0316
17:01-18:00, Mon., 01 Jun. 0.0331 0.0295 0.0316
16:01-17:00, Mon., 01 Jun. 0.0345 0.0301 0.0319
15:01-16:00, Mon., 01 Jun. 0.0342 0.0299 0.0317
14:01-15:00, Mon., 01 Jun. 0.0336 0.0304 0.0318
13:01-14:00, Mon., 01 Jun. 0.0339 0.0292 0.0319
12:01-13:00, Mon., 01 Jun. 0.0336 0.0298 0.0317
11:01-12:00, Mon., 01 Jun. 0.0349 0.0292 0.0320
10:01-11:00, Mon., 01 Jun. 0.0338 0.0301 0.0317
09:01-10:00, Mon., 01 Jun. 0.0338 0.0302 0.0318
08:01-09:00, Mon., 01 Jun. 0.0338 0.0291 0.0319
07:01-08:00, Mon., 01 Jun. 0.0336 0.0302 0.0319
06:01-07:00, Mon., 01 Jun. 0.0332 0.0299 0.0318
05:01-06:00, Mon., 01 Jun. 0.0340 0.0298 0.0320
04:01-05:00, Mon., 01 Jun. 0.0339 0.0302 0.0320
03:01-04:00, Mon., 01 Jun. 0.0346 0.0298 0.0318
02:01-03:00, Mon., 01 Jun. 0.0341 0.0297 0.0319
01:01-02:00, Mon., 01 Jun. 0.0339 0.0298 0.0317
00:01-01:00, Mon., 01 Jun. 0.0342 0.0297 0.0318