Measurement results by the hour (Chofu) 20 Oct., 2014 - 26 Oct., 2014

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., 26 Oct. 0.0344 0.0290 0.0314
22:01-23:00, Sun., 26 Oct. 0.0334 0.0298 0.0318
21:01-22:00, Sun., 26 Oct. 0.0334 0.0291 0.0315
20:01-21:00, Sun., 26 Oct. 0.0328 0.0288 0.0308
19:01-20:00, Sun., 26 Oct. 0.0325 0.0288 0.0308
18:01-19:00, Sun., 26 Oct. 0.0323 0.0280 0.0306
17:01-18:00, Sun., 26 Oct. 0.0324 0.0284 0.0305
16:01-17:00, Sun., 26 Oct. 0.0328 0.0284 0.0306
15:01-16:00, Sun., 26 Oct. 0.0323 0.0286 0.0306
14:01-15:00, Sun., 26 Oct. 0.0323 0.0287 0.0307
13:01-14:00, Sun., 26 Oct. 0.0330 0.0288 0.0310
12:01-13:00, Sun., 26 Oct. 0.0333 0.0289 0.0311
11:01-12:00, Sun., 26 Oct. 0.0336 0.0295 0.0314
10:01-11:00, Sun., 26 Oct. 0.0347 0.0291 0.0317
09:01-10:00, Sun., 26 Oct. 0.0349 0.0311 0.0328
08:01-09:00, Sun., 26 Oct. 0.0347 0.0306 0.0329
07:01-08:00, Sun., 26 Oct. 0.0352 0.0308 0.0331
06:01-07:00, Sun., 26 Oct. 0.0358 0.0311 0.0332
05:01-06:00, Sun., 26 Oct. 0.0351 0.0311 0.0330
04:01-05:00, Sun., 26 Oct. 0.0348 0.0308 0.0328
03:01-04:00, Sun., 26 Oct. 0.0344 0.0305 0.0326
02:01-03:00, Sun., 26 Oct. 0.0350 0.0303 0.0323
01:01-02:00, Sun., 26 Oct. 0.0343 0.0308 0.0324
00:01-01:00, Sun., 26 Oct. 0.0344 0.0308 0.0325
23:01-24:00, Sat., 25 Oct. 0.0339 0.0298 0.0320
22:01-23:00, Sat., 25 Oct. 0.0342 0.0299 0.0317
21:01-22:00, Sat., 25 Oct. 0.0327 0.0293 0.0312
20:01-21:00, Sat., 25 Oct. 0.0329 0.0291 0.0308
19:01-20:00, Sat., 25 Oct. 0.0326 0.0289 0.0307
18:01-19:00, Sat., 25 Oct. 0.0327 0.0289 0.0306
17:01-18:00, Sat., 25 Oct. 0.0318 0.0289 0.0304
16:01-17:00, Sat., 25 Oct. 0.0327 0.0290 0.0307
15:01-16:00, Sat., 25 Oct. 0.0333 0.0285 0.0308
14:01-15:00, Sat., 25 Oct. 0.0328 0.0288 0.0308
13:01-14:00, Sat., 25 Oct. 0.0327 0.0290 0.0309
12:01-13:00, Sat., 25 Oct. 0.0336 0.0292 0.0312
11:01-12:00, Sat., 25 Oct. 0.0336 0.0299 0.0316
10:01-11:00, Sat., 25 Oct. 0.0343 0.0296 0.0319
09:01-10:00, Sat., 25 Oct. 0.0342 0.0303 0.0327
08:01-09:00, Sat., 25 Oct. 0.0346 0.0316 0.0332
07:01-08:00, Sat., 25 Oct. 0.0360 0.0309 0.0334
06:01-07:00, Sat., 25 Oct. 0.0355 0.0311 0.0332
05:01-06:00, Sat., 25 Oct. 0.0359 0.0316 0.0335
04:01-05:00, Sat., 25 Oct. 0.0355 0.0311 0.0331
03:01-04:00, Sat., 25 Oct. 0.0360 0.0306 0.0331
02:01-03:00, Sat., 25 Oct. 0.0348 0.0298 0.0329
01:01-02:00, Sat., 25 Oct. 0.0348 0.0307 0.0328
00:01-01:00, Sat., 25 Oct. 0.0349 0.0307 0.0325
23:01-24:00, Fri., 24 Oct. 0.0355 0.0299 0.0324
22:01-23:00, Fri., 24 Oct. 0.0343 0.0299 0.0321
21:01-22:00, Fri., 24 Oct. 0.0341 0.0298 0.0317
20:01-21:00, Fri., 24 Oct. 0.0327 0.0295 0.0313
19:01-20:00, Fri., 24 Oct. 0.0324 0.0289 0.0306
18:01-19:00, Fri., 24 Oct. 0.0332 0.0289 0.0307
17:01-18:00, Fri., 24 Oct. 0.0322 0.0285 0.0306
16:01-17:00, Fri., 24 Oct. 0.0341 0.0288 0.0305
15:01-16:00, Fri., 24 Oct. 0.0340 0.0286 0.0309
14:01-15:00, Fri., 24 Oct. 0.0329 0.0288 0.0309
13:01-14:00, Fri., 24 Oct. 0.0330 0.0289 0.0309
12:01-13:00, Fri., 24 Oct. 0.0333 0.0293 0.0308
11:01-12:00, Fri., 24 Oct. 0.0331 0.0285 0.0310
10:01-11:00, Fri., 24 Oct. 0.0337 0.0292 0.0316
09:01-10:00, Fri., 24 Oct. 0.0338 0.0294 0.0315
08:01-09:00, Fri., 24 Oct. 0.0341 0.0297 0.0319
07:01-08:00, Fri., 24 Oct. 0.0342 0.0302 0.0321
06:01-07:00, Fri., 24 Oct. 0.0338 0.0299 0.0317
05:01-06:00, Fri., 24 Oct. 0.0343 0.0303 0.0319
04:01-05:00, Fri., 24 Oct. 0.0341 0.0290 0.0319
03:01-04:00, Fri., 24 Oct. 0.0338 0.0296 0.0318
02:01-03:00, Fri., 24 Oct. 0.0339 0.0305 0.0321
01:01-02:00, Fri., 24 Oct. 0.0340 0.0307 0.0320
00:01-01:00, Fri., 24 Oct. 0.0349 0.0301 0.0325
23:01-24:00, Thu., 23 Oct. 0.0342 0.0294 0.0313
22:01-23:00, Thu., 23 Oct. 0.0334 0.0301 0.0316
21:01-22:00, Thu., 23 Oct. 0.0336 0.0293 0.0312
20:01-21:00, Thu., 23 Oct. 0.0335 0.0283 0.0312
19:01-20:00, Thu., 23 Oct. 0.0336 0.0298 0.0314
18:01-19:00, Thu., 23 Oct. 0.0348 0.0309 0.0325
17:01-18:00, Thu., 23 Oct. 0.0337 0.0294 0.0317
16:01-17:00, Thu., 23 Oct. 0.0347 0.0300 0.0326
15:01-16:00, Thu., 23 Oct. 0.0338 0.0296 0.0320
14:01-15:00, Thu., 23 Oct. 0.0338 0.0291 0.0315
13:01-14:00, Thu., 23 Oct. 0.0354 0.0301 0.0334
12:01-13:00, Thu., 23 Oct. 0.0373 0.0323 0.0354
11:01-12:00, Thu., 23 Oct. 0.0395 0.0339 0.0357
10:01-11:00, Thu., 23 Oct. 0.0425 0.0308 0.0366
09:01-10:00, Thu., 23 Oct. 0.0332 0.0290 0.0315
08:01-09:00, Thu., 23 Oct. 0.0342 0.0305 0.0323
07:01-08:00, Thu., 23 Oct. 0.0384 0.0329 0.0348
06:01-07:00, Thu., 23 Oct. 0.0399 0.0327 0.0361
05:01-06:00, Thu., 23 Oct. 0.0460 0.0362 0.0406
04:01-05:00, Thu., 23 Oct. 0.0446 0.0348 0.0404
03:01-04:00, Thu., 23 Oct. 0.0434 0.0337 0.0373
02:01-03:00, Thu., 23 Oct. 0.0439 0.0370 0.0404
01:01-02:00, Thu., 23 Oct. 0.0424 0.0339 0.0369
00:01-01:00, Thu., 23 Oct. 0.0443 0.0363 0.0397
23:01-24:00, Wed., 22 Oct. 0.0428 0.0358 0.0388
22:01-23:00, Wed., 22 Oct. 0.0516 0.0394 0.0458
21:01-22:00, Wed., 22 Oct. 0.0539 0.0422 0.0465
20:01-21:00, Wed., 22 Oct. 0.0485 0.0412 0.0452
19:01-20:00, Wed., 22 Oct. 0.0501 0.0404 0.0460
18:01-19:00, Wed., 22 Oct. 0.0484 0.0414 0.0451
17:01-18:00, Wed., 22 Oct. 0.0507 0.0442 0.0469
16:01-17:00, Wed., 22 Oct. 0.0489 0.0384 0.0448
15:01-16:00, Wed., 22 Oct. 0.0525 0.0425 0.0474
14:01-15:00, Wed., 22 Oct. 0.0489 0.0403 0.0448
13:01-14:00, Wed., 22 Oct. 0.0445 0.0354 0.0390
12:01-13:00, Wed., 22 Oct. 0.0410 0.0341 0.0362
11:01-12:00, Wed., 22 Oct. 0.0413 0.0349 0.0372
10:01-11:00, Wed., 22 Oct. 0.0391 0.0329 0.0355
09:01-10:00, Wed., 22 Oct. 0.0404 0.0329 0.0367
08:01-09:00, Wed., 22 Oct. 0.0370 0.0318 0.0337
07:01-08:00, Wed., 22 Oct. 0.0363 0.0312 0.0338
06:01-07:00, Wed., 22 Oct. 0.0347 0.0306 0.0328
05:01-06:00, Wed., 22 Oct. 0.0359 0.0306 0.0327
04:01-05:00, Wed., 22 Oct. 0.0352 0.0309 0.0331
03:01-04:00, Wed., 22 Oct. 0.0347 0.0313 0.0327
02:01-03:00, Wed., 22 Oct. 0.0345 0.0304 0.0325
01:01-02:00, Wed., 22 Oct. 0.0349 0.0305 0.0324
00:01-01:00, Wed., 22 Oct. 0.0341 0.0308 0.0322
23:01-24:00, Tue., 21 Oct. 0.0336 0.0301 0.0319
22:01-23:00, Tue., 21 Oct. 0.0345 0.0298 0.0319
21:01-22:00, Tue., 21 Oct. 0.0339 0.0295 0.0320
20:01-21:00, Tue., 21 Oct. 0.0337 0.0299 0.0319
19:01-20:00, Tue., 21 Oct. 0.0340 0.0300 0.0317
18:01-19:00, Tue., 21 Oct. 0.0333 0.0280 0.0314
17:01-18:00, Tue., 21 Oct. 0.0324 0.0291 0.0309
16:01-17:00, Tue., 21 Oct. 0.0328 0.0298 0.0310
15:01-16:00, Tue., 21 Oct. 0.0328 0.0282 0.0310
14:01-15:00, Tue., 21 Oct. 0.0339 0.0286 0.0312
13:01-14:00, Tue., 21 Oct. 0.0337 0.0301 0.0316
12:01-13:00, Tue., 21 Oct. 0.0335 0.0299 0.0315
11:01-12:00, Tue., 21 Oct. 0.0341 0.0297 0.0320
10:01-11:00, Tue., 21 Oct. 0.0349 0.0310 0.0326
09:01-10:00, Tue., 21 Oct. 0.0355 0.0315 0.0330
08:01-09:00, Tue., 21 Oct. 0.0357 0.0315 0.0331
07:01-08:00, Tue., 21 Oct. 0.0363 0.0301 0.0329
06:01-07:00, Tue., 21 Oct. 0.0346 0.0303 0.0321
05:01-06:00, Tue., 21 Oct. 0.0346 0.0301 0.0326
04:01-05:00, Tue., 21 Oct. 0.0358 0.0309 0.0333
03:01-04:00, Tue., 21 Oct. 0.0348 0.0304 0.0321
02:01-03:00, Tue., 21 Oct. 0.0352 0.0301 0.0321
01:01-02:00, Tue., 21 Oct. 0.0349 0.0309 0.0328
00:01-01:00, Tue., 21 Oct. 0.0341 0.0294 0.0321
23:01-24:00, Mon., 20 Oct. 0.0337 0.0290 0.0315
22:01-23:00, Mon., 20 Oct. 0.0337 0.0298 0.0320
21:01-22:00, Mon., 20 Oct. 0.0346 0.0311 0.0330
20:01-21:00, Mon., 20 Oct. 0.0358 0.0302 0.0334
19:01-20:00, Mon., 20 Oct. 0.0343 0.0302 0.0322
18:01-19:00, Mon., 20 Oct. 0.0336 0.0305 0.0322
17:01-18:00, Mon., 20 Oct. 0.0355 0.0297 0.0318
16:01-17:00, Mon., 20 Oct. 0.0366 0.0308 0.0334
15:01-16:00, Mon., 20 Oct. 0.0370 0.0296 0.0343
14:01-15:00, Mon., 20 Oct. 0.0331 0.0294 0.0313
13:01-14:00, Mon., 20 Oct. 0.0323 0.0289 0.0310
12:01-13:00, Mon., 20 Oct. 0.0335 0.0292 0.0312
11:01-12:00, Mon., 20 Oct. 0.0335 0.0291 0.0313
10:01-11:00, Mon., 20 Oct. 0.0337 0.0301 0.0320
09:01-10:00, Mon., 20 Oct. 0.0346 0.0305 0.0324
08:01-09:00, Mon., 20 Oct. 0.0346 0.0305 0.0329
07:01-08:00, Mon., 20 Oct. 0.0353 0.0313 0.0330
06:01-07:00, Mon., 20 Oct. 0.0354 0.0310 0.0327
05:01-06:00, Mon., 20 Oct. 0.0340 0.0304 0.0325
04:01-05:00, Mon., 20 Oct. 0.0350 0.0307 0.0326
03:01-04:00, Mon., 20 Oct. 0.0345 0.0313 0.0328
02:01-03:00, Mon., 20 Oct. 0.0344 0.0307 0.0326
01:01-02:00, Mon., 20 Oct. 0.0346 0.0307 0.0325
00:01-01:00, Mon., 20 Oct. 0.0343 0.0303 0.0324