Measurement results by the hour (Chofu) 28 Apr., 2014 - 4 May., 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., 04 May. 0.0337 0.0302 0.0318
22:01-23:00, Sun., 04 May. 0.0343 0.0293 0.0320
21:01-22:00, Sun., 04 May. 0.0339 0.0291 0.0319
20:01-21:00, Sun., 04 May. 0.0341 0.0303 0.0321
19:01-20:00, Sun., 04 May. 0.0336 0.0301 0.0318
18:01-19:00, Sun., 04 May. 0.0343 0.0299 0.0318
17:01-18:00, Sun., 04 May. 0.0338 0.0299 0.0317
16:01-17:00, Sun., 04 May. 0.0333 0.0290 0.0316
15:01-16:00, Sun., 04 May. 0.0335 0.0302 0.0315
14:01-15:00, Sun., 04 May. 0.0342 0.0298 0.0316
13:01-14:00, Sun., 04 May. 0.0340 0.0295 0.0318
12:01-13:00, Sun., 04 May. 0.0341 0.0294 0.0316
11:01-12:00, Sun., 04 May. 0.0330 0.0298 0.0315
10:01-11:00, Sun., 04 May. 0.0339 0.0299 0.0317
09:01-10:00, Sun., 04 May. 0.0341 0.0297 0.0317
08:01-09:00, Sun., 04 May. 0.0342 0.0295 0.0317
07:01-08:00, Sun., 04 May. 0.0345 0.0298 0.0318
06:01-07:00, Sun., 04 May. 0.0338 0.0302 0.0319
05:01-06:00, Sun., 04 May. 0.0340 0.0290 0.0322
04:01-05:00, Sun., 04 May. 0.0335 0.0296 0.0317
03:01-04:00, Sun., 04 May. 0.0340 0.0296 0.0320
02:01-03:00, Sun., 04 May. 0.0339 0.0302 0.0318
01:01-02:00, Sun., 04 May. 0.0335 0.0293 0.0317
00:01-01:00, Sun., 04 May. 0.0341 0.0303 0.0322
23:01-24:00, Sat., 03 May. 0.0342 0.0306 0.0322
22:01-23:00, Sat., 03 May. 0.0341 0.0300 0.0321
21:01-22:00, Sat., 03 May. 0.0343 0.0305 0.0323
20:01-21:00, Sat., 03 May. 0.0338 0.0301 0.0322
19:01-20:00, Sat., 03 May. 0.0343 0.0306 0.0324
18:01-19:00, Sat., 03 May. 0.0346 0.0303 0.0322
17:01-18:00, Sat., 03 May. 0.0342 0.0299 0.0324
16:01-17:00, Sat., 03 May. 0.0339 0.0304 0.0321
15:01-16:00, Sat., 03 May. 0.0340 0.0300 0.0323
14:01-15:00, Sat., 03 May. 0.0338 0.0298 0.0322
13:01-14:00, Sat., 03 May. 0.0336 0.0298 0.0318
12:01-13:00, Sat., 03 May. 0.0337 0.0304 0.0320
11:01-12:00, Sat., 03 May. 0.0335 0.0295 0.0317
10:01-11:00, Sat., 03 May. 0.0339 0.0302 0.0318
09:01-10:00, Sat., 03 May. 0.0336 0.0290 0.0319
08:01-09:00, Sat., 03 May. 0.0345 0.0299 0.0322
07:01-08:00, Sat., 03 May. 0.0349 0.0299 0.0329
06:01-07:00, Sat., 03 May. 0.0348 0.0307 0.0330
05:01-06:00, Sat., 03 May. 0.0352 0.0318 0.0334
04:01-05:00, Sat., 03 May. 0.0353 0.0317 0.0337
03:01-04:00, Sat., 03 May. 0.0355 0.0315 0.0334
02:01-03:00, Sat., 03 May. 0.0360 0.0311 0.0330
01:01-02:00, Sat., 03 May. 0.0340 0.0304 0.0323
00:01-01:00, Sat., 03 May. 0.0337 0.0305 0.0322
23:01-24:00, Fri., 02 May. 0.0339 0.0296 0.0319
22:01-23:00, Fri., 02 May. 0.0339 0.0294 0.0315
21:01-22:00, Fri., 02 May. 0.0338 0.0296 0.0314
20:01-21:00, Fri., 02 May. 0.0332 0.0299 0.0314
19:01-20:00, Fri., 02 May. 0.0330 0.0290 0.0311
18:01-19:00, Fri., 02 May. 0.0337 0.0289 0.0312
17:01-18:00, Fri., 02 May. 0.0331 0.0291 0.0312
16:01-17:00, Fri., 02 May. 0.0330 0.0302 0.0317
15:01-16:00, Fri., 02 May. 0.0338 0.0297 0.0314
14:01-15:00, Fri., 02 May. 0.0345 0.0284 0.0313
13:01-14:00, Fri., 02 May. 0.0331 0.0291 0.0310
12:01-13:00, Fri., 02 May. 0.0331 0.0295 0.0312
11:01-12:00, Fri., 02 May. 0.0330 0.0287 0.0311
10:01-11:00, Fri., 02 May. 0.0329 0.0291 0.0312
09:01-10:00, Fri., 02 May. 0.0345 0.0298 0.0316
08:01-09:00, Fri., 02 May. 0.0339 0.0287 0.0316
07:01-08:00, Fri., 02 May. 0.0346 0.0296 0.0319
06:01-07:00, Fri., 02 May. 0.0348 0.0307 0.0328
05:01-06:00, Fri., 02 May. 0.0340 0.0303 0.0323
04:01-05:00, Fri., 02 May. 0.0347 0.0291 0.0318
03:01-04:00, Fri., 02 May. 0.0334 0.0295 0.0315
02:01-03:00, Fri., 02 May. 0.0335 0.0291 0.0314
01:01-02:00, Fri., 02 May. 0.0333 0.0292 0.0316
00:01-01:00, Fri., 02 May. 0.0330 0.0291 0.0316
23:01-24:00, Thu., 01 May. 0.0336 0.0298 0.0313
22:01-23:00, Thu., 01 May. 0.0335 0.0295 0.0313
21:01-22:00, Thu., 01 May. 0.0330 0.0288 0.0311
20:01-21:00, Thu., 01 May. 0.0332 0.0294 0.0314
19:01-20:00, Thu., 01 May. 0.0337 0.0291 0.0314
18:01-19:00, Thu., 01 May. 0.0330 0.0288 0.0311
17:01-18:00, Thu., 01 May. 0.0339 0.0292 0.0312
16:01-17:00, Thu., 01 May. 0.0330 0.0294 0.0308
15:01-16:00, Thu., 01 May. 0.0325 0.0277 0.0308
14:01-15:00, Thu., 01 May. 0.0323 0.0294 0.0307
13:01-14:00, Thu., 01 May. 0.0328 0.0284 0.0307
12:01-13:00, Thu., 01 May. 0.0332 0.0289 0.0305
11:01-12:00, Thu., 01 May. 0.0327 0.0289 0.0307
10:01-11:00, Thu., 01 May. 0.0323 0.0287 0.0305
09:01-10:00, Thu., 01 May. 0.0330 0.0282 0.0305
08:01-09:00, Thu., 01 May. 0.0329 0.0285 0.0308
07:01-08:00, Thu., 01 May. 0.0329 0.0288 0.0307
06:01-07:00, Thu., 01 May. 0.0330 0.0286 0.0309
05:01-06:00, Thu., 01 May. 0.0342 0.0299 0.0322
04:01-05:00, Thu., 01 May. 0.0357 0.0307 0.0328
03:01-04:00, Thu., 01 May. 0.0396 0.0327 0.0354
02:01-03:00, Thu., 01 May. 0.0379 0.0300 0.0333
01:01-02:00, Thu., 01 May. 0.0341 0.0288 0.0314
00:01-01:00, Thu., 01 May. 0.0340 0.0288 0.0315
23:01-24:00, Wed., 30 Apr. 0.0354 0.0298 0.0322
22:01-23:00, Wed., 30 Apr. 0.0355 0.0314 0.0334
21:01-22:00, Wed., 30 Apr. 0.0362 0.0309 0.0331
20:01-21:00, Wed., 30 Apr. 0.0342 0.0292 0.0318
19:01-20:00, Wed., 30 Apr. 0.0344 0.0305 0.0319
18:01-19:00, Wed., 30 Apr. 0.0341 0.0291 0.0312
17:01-18:00, Wed., 30 Apr. 0.0337 0.0294 0.0312
16:01-17:00, Wed., 30 Apr. 0.0357 0.0303 0.0328
15:01-16:00, Wed., 30 Apr. 0.0346 0.0299 0.0325
14:01-15:00, Wed., 30 Apr. 0.0364 0.0317 0.0343
13:01-14:00, Wed., 30 Apr. 0.0364 0.0330 0.0350
12:01-13:00, Wed., 30 Apr. 0.0416 0.0349 0.0366
11:01-12:00, Wed., 30 Apr. 0.0419 0.0341 0.0375
10:01-11:00, Wed., 30 Apr. 0.0382 0.0332 0.0356
09:01-10:00, Wed., 30 Apr. 0.0353 0.0317 0.0333
08:01-09:00, Wed., 30 Apr. 0.0351 0.0314 0.0331
07:01-08:00, Wed., 30 Apr. 0.0371 0.0321 0.0344
06:01-07:00, Wed., 30 Apr. 0.0379 0.0332 0.0357
05:01-06:00, Wed., 30 Apr. 0.0379 0.0341 0.0357
04:01-05:00, Wed., 30 Apr. 0.0398 0.0344 0.0363
03:01-04:00, Wed., 30 Apr. 0.0412 0.0353 0.0378
02:01-03:00, Wed., 30 Apr. 0.0423 0.0363 0.0387
01:01-02:00, Wed., 30 Apr. 0.0406 0.0325 0.0356
00:01-01:00, Wed., 30 Apr. 0.0366 0.0325 0.0346
23:01-24:00, Tue., 29 Apr. 0.0375 0.0318 0.0340
22:01-23:00, Tue., 29 Apr. 0.0363 0.0311 0.0340
21:01-22:00, Tue., 29 Apr. 0.0372 0.0320 0.0345
20:01-21:00, Tue., 29 Apr. 0.0356 0.0307 0.0334
19:01-20:00, Tue., 29 Apr. 0.0350 0.0299 0.0332
18:01-19:00, Tue., 29 Apr. 0.0341 0.0307 0.0325
17:01-18:00, Tue., 29 Apr. 0.0353 0.0317 0.0328
16:01-17:00, Tue., 29 Apr. 0.0348 0.0308 0.0326
15:01-16:00, Tue., 29 Apr. 0.0343 0.0311 0.0329
14:01-15:00, Tue., 29 Apr. 0.0353 0.0313 0.0332
13:01-14:00, Tue., 29 Apr. 0.0350 0.0304 0.0330
12:01-13:00, Tue., 29 Apr. 0.0353 0.0304 0.0328
11:01-12:00, Tue., 29 Apr. 0.0347 0.0308 0.0326
10:01-11:00, Tue., 29 Apr. 0.0348 0.0309 0.0330
09:01-10:00, Tue., 29 Apr. 0.0362 0.0304 0.0334
08:01-09:00, Tue., 29 Apr. 0.0353 0.0316 0.0334
07:01-08:00, Tue., 29 Apr. 0.0363 0.0314 0.0338
06:01-07:00, Tue., 29 Apr. 0.0358 0.0316 0.0339
05:01-06:00, Tue., 29 Apr. 0.0356 0.0318 0.0336
04:01-05:00, Tue., 29 Apr. 0.0358 0.0313 0.0334
03:01-04:00, Tue., 29 Apr. 0.0362 0.0317 0.0335
02:01-03:00, Tue., 29 Apr. 0.0351 0.0309 0.0332
01:01-02:00, Tue., 29 Apr. 0.0352 0.0311 0.0333
00:01-01:00, Tue., 29 Apr. 0.0357 0.0316 0.0333
23:01-24:00, Mon., 28 Apr. 0.0347 0.0306 0.0328
22:01-23:00, Mon., 28 Apr. 0.0351 0.0307 0.0327
21:01-22:00, Mon., 28 Apr. 0.0345 0.0311 0.0327
20:01-21:00, Mon., 28 Apr. 0.0357 0.0304 0.0325
19:01-20:00, Mon., 28 Apr. 0.0344 0.0303 0.0326
18:01-19:00, Mon., 28 Apr. 0.0349 0.0293 0.0323
17:01-18:00, Mon., 28 Apr. 0.0356 0.0297 0.0322
16:01-17:00, Mon., 28 Apr. 0.0341 0.0303 0.0324
15:01-16:00, Mon., 28 Apr. 0.0346 0.0307 0.0326
14:01-15:00, Mon., 28 Apr. 0.0339 0.0298 0.0323
13:01-14:00, Mon., 28 Apr. 0.0349 0.0305 0.0325
12:01-13:00, Mon., 28 Apr. 0.0345 0.0301 0.0323
11:01-12:00, Mon., 28 Apr. 0.0354 0.0303 0.0327
10:01-11:00, Mon., 28 Apr. 0.0349 0.0311 0.0329
09:01-10:00, Mon., 28 Apr. 0.0347 0.0311 0.0330
08:01-09:00, Mon., 28 Apr. 0.0351 0.0311 0.0330
07:01-08:00, Mon., 28 Apr. 0.0354 0.0317 0.0334
06:01-07:00, Mon., 28 Apr. 0.0363 0.0316 0.0335
05:01-06:00, Mon., 28 Apr. 0.0352 0.0313 0.0334
04:01-05:00, Mon., 28 Apr. 0.0360 0.0318 0.0336
03:01-04:00, Mon., 28 Apr. 0.0354 0.0317 0.0334
02:01-03:00, Mon., 28 Apr. 0.0354 0.0309 0.0330
01:01-02:00, Mon., 28 Apr. 0.0354 0.0304 0.0326
00:01-01:00, Mon., 28 Apr. 0.0346 0.0306 0.0328