Measurement results by the hour (Chofu) 22 Dec., 2014 - 28 Dec., 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., 28 Dec. 0.0352 0.0315 0.0337
22:01-23:00, Sun., 28 Dec. 0.0356 0.0311 0.0337
21:01-22:00, Sun., 28 Dec. 0.0350 0.0304 0.0331
20:01-21:00, Sun., 28 Dec. 0.0356 0.0304 0.0328
19:01-20:00, Sun., 28 Dec. 0.0353 0.0306 0.0326
18:01-19:00, Sun., 28 Dec. 0.0343 0.0307 0.0325
17:01-18:00, Sun., 28 Dec. 0.0350 0.0305 0.0323
16:01-17:00, Sun., 28 Dec. 0.0344 0.0297 0.0322
15:01-16:00, Sun., 28 Dec. 0.0341 0.0297 0.0320
14:01-15:00, Sun., 28 Dec. 0.0344 0.0296 0.0323
13:01-14:00, Sun., 28 Dec. 0.0346 0.0304 0.0324
12:01-13:00, Sun., 28 Dec. 0.0347 0.0308 0.0324
11:01-12:00, Sun., 28 Dec. 0.0346 0.0306 0.0326
10:01-11:00, Sun., 28 Dec. 0.0349 0.0311 0.0327
09:01-10:00, Sun., 28 Dec. 0.0349 0.0303 0.0328
08:01-09:00, Sun., 28 Dec. 0.0353 0.0308 0.0333
07:01-08:00, Sun., 28 Dec. 0.0359 0.0308 0.0335
06:01-07:00, Sun., 28 Dec. 0.0355 0.0314 0.0338
05:01-06:00, Sun., 28 Dec. 0.0346 0.0310 0.0330
04:01-05:00, Sun., 28 Dec. 0.0356 0.0313 0.0333
03:01-04:00, Sun., 28 Dec. 0.0351 0.0311 0.0332
02:01-03:00, Sun., 28 Dec. 0.0350 0.0319 0.0333
01:01-02:00, Sun., 28 Dec. 0.0345 0.0310 0.0328
00:01-01:00, Sun., 28 Dec. 0.0348 0.0299 0.0324
23:01-24:00, Sat., 27 Dec. 0.0341 0.0300 0.0321
22:01-23:00, Sat., 27 Dec. 0.0341 0.0289 0.0318
21:01-22:00, Sat., 27 Dec. 0.0336 0.0294 0.0313
20:01-21:00, Sat., 27 Dec. 0.0332 0.0297 0.0313
19:01-20:00, Sat., 27 Dec. 0.0338 0.0298 0.0314
18:01-19:00, Sat., 27 Dec. 0.0343 0.0291 0.0315
17:01-18:00, Sat., 27 Dec. 0.0331 0.0295 0.0314
16:01-17:00, Sat., 27 Dec. 0.0331 0.0288 0.0313
15:01-16:00, Sat., 27 Dec. 0.0342 0.0298 0.0316
14:01-15:00, Sat., 27 Dec. 0.0327 0.0301 0.0314
13:01-14:00, Sat., 27 Dec. 0.0333 0.0286 0.0313
12:01-13:00, Sat., 27 Dec. 0.0341 0.0293 0.0316
11:01-12:00, Sat., 27 Dec. 0.0338 0.0295 0.0316
10:01-11:00, Sat., 27 Dec. 0.0342 0.0290 0.0319
09:01-10:00, Sat., 27 Dec. 0.0337 0.0302 0.0318
08:01-09:00, Sat., 27 Dec. 0.0341 0.0302 0.0321
07:01-08:00, Sat., 27 Dec. 0.0354 0.0299 0.0318
06:01-07:00, Sat., 27 Dec. 0.0340 0.0298 0.0319
05:01-06:00, Sat., 27 Dec. 0.0337 0.0290 0.0316
04:01-05:00, Sat., 27 Dec. 0.0339 0.0302 0.0318
03:01-04:00, Sat., 27 Dec. 0.0341 0.0299 0.0322
02:01-03:00, Sat., 27 Dec. 0.0338 0.0299 0.0321
01:01-02:00, Sat., 27 Dec. 0.0343 0.0299 0.0322
00:01-01:00, Sat., 27 Dec. 0.0345 0.0302 0.0325
23:01-24:00, Fri., 26 Dec. 0.0346 0.0299 0.0325
22:01-23:00, Fri., 26 Dec. 0.0343 0.0306 0.0325
21:01-22:00, Fri., 26 Dec. 0.0349 0.0305 0.0326
20:01-21:00, Fri., 26 Dec. 0.0346 0.0301 0.0324
19:01-20:00, Fri., 26 Dec. 0.0335 0.0303 0.0321
18:01-19:00, Fri., 26 Dec. 0.0335 0.0303 0.0321
17:01-18:00, Fri., 26 Dec. 0.0342 0.0302 0.0320
16:01-17:00, Fri., 26 Dec. 0.0338 0.0293 0.0319
15:01-16:00, Fri., 26 Dec. 0.0340 0.0304 0.0323
14:01-15:00, Fri., 26 Dec. 0.0347 0.0308 0.0325
13:01-14:00, Fri., 26 Dec. 0.0346 0.0299 0.0322
12:01-13:00, Fri., 26 Dec. 0.0349 0.0309 0.0325
11:01-12:00, Fri., 26 Dec. 0.0350 0.0302 0.0327
10:01-11:00, Fri., 26 Dec. 0.0348 0.0308 0.0328
09:01-10:00, Fri., 26 Dec. 0.0369 0.0318 0.0343
08:01-09:00, Fri., 26 Dec. 0.0371 0.0330 0.0350
07:01-08:00, Fri., 26 Dec. 0.0373 0.0327 0.0352
06:01-07:00, Fri., 26 Dec. 0.0361 0.0326 0.0346
05:01-06:00, Fri., 26 Dec. 0.0358 0.0316 0.0340
04:01-05:00, Fri., 26 Dec. 0.0351 0.0294 0.0325
03:01-04:00, Fri., 26 Dec. 0.0343 0.0302 0.0323
02:01-03:00, Fri., 26 Dec. 0.0342 0.0302 0.0321
01:01-02:00, Fri., 26 Dec. 0.0343 0.0304 0.0321
00:01-01:00, Fri., 26 Dec. 0.0347 0.0305 0.0323
23:01-24:00, Thu., 25 Dec. 0.0339 0.0304 0.0321
22:01-23:00, Thu., 25 Dec. 0.0341 0.0304 0.0319
21:01-22:00, Thu., 25 Dec. 0.0335 0.0301 0.0320
20:01-21:00, Thu., 25 Dec. 0.0334 0.0297 0.0316
19:01-20:00, Thu., 25 Dec. 0.0337 0.0292 0.0317
18:01-19:00, Thu., 25 Dec. 0.0337 0.0296 0.0316
17:01-18:00, Thu., 25 Dec. 0.0338 0.0301 0.0319
16:01-17:00, Thu., 25 Dec. 0.0348 0.0302 0.0318
15:01-16:00, Thu., 25 Dec. 0.0349 0.0301 0.0320
14:01-15:00, Thu., 25 Dec. 0.0350 0.0295 0.0317
13:01-14:00, Thu., 25 Dec. 0.0334 0.0300 0.0318
12:01-13:00, Thu., 25 Dec. 0.0334 0.0298 0.0318
11:01-12:00, Thu., 25 Dec. 0.0347 0.0302 0.0319
10:01-11:00, Thu., 25 Dec. 0.0343 0.0297 0.0320
09:01-10:00, Thu., 25 Dec. 0.0345 0.0298 0.0323
08:01-09:00, Thu., 25 Dec. 0.0333 0.0304 0.0319
07:01-08:00, Thu., 25 Dec. 0.0346 0.0295 0.0322
06:01-07:00, Thu., 25 Dec. 0.0347 0.0303 0.0324
05:01-06:00, Thu., 25 Dec. 0.0335 0.0306 0.0322
04:01-05:00, Thu., 25 Dec. 0.0345 0.0299 0.0327
03:01-04:00, Thu., 25 Dec. 0.0355 0.0313 0.0333
02:01-03:00, Thu., 25 Dec. 0.0354 0.0319 0.0337
01:01-02:00, Thu., 25 Dec. 0.0362 0.0324 0.0340
00:01-01:00, Thu., 25 Dec. 0.0359 0.0322 0.0339
23:01-24:00, Wed., 24 Dec. 0.0366 0.0317 0.0338
22:01-23:00, Wed., 24 Dec. 0.0361 0.0317 0.0339
21:01-22:00, Wed., 24 Dec. 0.0357 0.0319 0.0340
20:01-21:00, Wed., 24 Dec. 0.0350 0.0314 0.0332
19:01-20:00, Wed., 24 Dec. 0.0349 0.0307 0.0331
18:01-19:00, Wed., 24 Dec. 0.0349 0.0303 0.0324
17:01-18:00, Wed., 24 Dec. 0.0346 0.0302 0.0324
16:01-17:00, Wed., 24 Dec. 0.0342 0.0306 0.0324
15:01-16:00, Wed., 24 Dec. 0.0344 0.0300 0.0324
14:01-15:00, Wed., 24 Dec. 0.0339 0.0297 0.0322
13:01-14:00, Wed., 24 Dec. 0.0345 0.0302 0.0326
12:01-13:00, Wed., 24 Dec. 0.0347 0.0308 0.0331
11:01-12:00, Wed., 24 Dec. 0.0361 0.0313 0.0335
10:01-11:00, Wed., 24 Dec. 0.0357 0.0316 0.0332
09:01-10:00, Wed., 24 Dec. 0.0359 0.0317 0.0337
08:01-09:00, Wed., 24 Dec. 0.0369 0.0320 0.0343
07:01-08:00, Wed., 24 Dec. 0.0372 0.0311 0.0343
06:01-07:00, Wed., 24 Dec. 0.0363 0.0322 0.0342
05:01-06:00, Wed., 24 Dec. 0.0357 0.0321 0.0340
04:01-05:00, Wed., 24 Dec. 0.0364 0.0325 0.0341
03:01-04:00, Wed., 24 Dec. 0.0364 0.0323 0.0343
02:01-03:00, Wed., 24 Dec. 0.0353 0.0318 0.0335
01:01-02:00, Wed., 24 Dec. 0.0356 0.0317 0.0339
00:01-01:00, Wed., 24 Dec. 0.0347 0.0313 0.0329
23:01-24:00, Tue., 23 Dec. 0.0348 0.0297 0.0323
22:01-23:00, Tue., 23 Dec. 0.0339 0.0297 0.0318
21:01-22:00, Tue., 23 Dec. 0.0333 0.0289 0.0314
20:01-21:00, Tue., 23 Dec. 0.0341 0.0292 0.0313
19:01-20:00, Tue., 23 Dec. 0.0341 0.0297 0.0312
18:01-19:00, Tue., 23 Dec. 0.0337 0.0298 0.0315
17:01-18:00, Tue., 23 Dec. 0.0337 0.0290 0.0314
16:01-17:00, Tue., 23 Dec. 0.0333 0.0289 0.0310
15:01-16:00, Tue., 23 Dec. 0.0336 0.0287 0.0311
14:01-15:00, Tue., 23 Dec. 0.0333 0.0296 0.0316
13:01-14:00, Tue., 23 Dec. 0.0342 0.0298 0.0317
12:01-13:00, Tue., 23 Dec. 0.0342 0.0302 0.0319
11:01-12:00, Tue., 23 Dec. 0.0334 0.0301 0.0316
10:01-11:00, Tue., 23 Dec. 0.0344 0.0297 0.0320
09:01-10:00, Tue., 23 Dec. 0.0355 0.0307 0.0332
08:01-09:00, Tue., 23 Dec. 0.0366 0.0313 0.0336
07:01-08:00, Tue., 23 Dec. 0.0355 0.0309 0.0331
06:01-07:00, Tue., 23 Dec. 0.0350 0.0311 0.0329
05:01-06:00, Tue., 23 Dec. 0.0341 0.0301 0.0323
04:01-05:00, Tue., 23 Dec. 0.0336 0.0296 0.0319
03:01-04:00, Tue., 23 Dec. 0.0345 0.0302 0.0319
02:01-03:00, Tue., 23 Dec. 0.0330 0.0291 0.0314
01:01-02:00, Tue., 23 Dec. 0.0335 0.0293 0.0317
00:01-01:00, Tue., 23 Dec. 0.0329 0.0298 0.0315
23:01-24:00, Mon., 22 Dec. 0.0332 0.0297 0.0314
22:01-23:00, Mon., 22 Dec. 0.0334 0.0301 0.0318
21:01-22:00, Mon., 22 Dec. 0.0332 0.0292 0.0313
20:01-21:00, Mon., 22 Dec. 0.0342 0.0295 0.0316
19:01-20:00, Mon., 22 Dec. 0.0342 0.0296 0.0315
18:01-19:00, Mon., 22 Dec. 0.0333 0.0289 0.0313
17:01-18:00, Mon., 22 Dec. 0.0336 0.0284 0.0312
16:01-17:00, Mon., 22 Dec. 0.0333 0.0294 0.0313
15:01-16:00, Mon., 22 Dec. 0.0333 0.0293 0.0316
14:01-15:00, Mon., 22 Dec. 0.0337 0.0298 0.0316
13:01-14:00, Mon., 22 Dec. 0.0339 0.0300 0.0318
12:01-13:00, Mon., 22 Dec. 0.0339 0.0297 0.0316
11:01-12:00, Mon., 22 Dec. 0.0339 0.0289 0.0319
10:01-11:00, Mon., 22 Dec. 0.0337 0.0294 0.0318
09:01-10:00, Mon., 22 Dec. 0.0335 0.0303 0.0317
08:01-09:00, Mon., 22 Dec. 0.0341 0.0298 0.0319
07:01-08:00, Mon., 22 Dec. 0.0351 0.0306 0.0327
06:01-07:00, Mon., 22 Dec. 0.0352 0.0316 0.0333
05:01-06:00, Mon., 22 Dec. 0.0354 0.0311 0.0334
04:01-05:00, Mon., 22 Dec. 0.0365 0.0315 0.0337
03:01-04:00, Mon., 22 Dec. 0.0363 0.0312 0.0338
02:01-03:00, Mon., 22 Dec. 0.0367 0.0313 0.0335
01:01-02:00, Mon., 22 Dec. 0.0348 0.0312 0.0332
00:01-01:00, Mon., 22 Dec. 0.0353 0.0308 0.0330