Measurement results by the hour (Chofu) 9 Mar., 2015 - 15 Mar., 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., 15 Mar. 0.0339 0.0291 0.0312
22:01-23:00, Sun., 15 Mar. 0.0328 0.0290 0.0312
21:01-22:00, Sun., 15 Mar. 0.0333 0.0288 0.0310
20:01-21:00, Sun., 15 Mar. 0.0336 0.0292 0.0310
19:01-20:00, Sun., 15 Mar. 0.0324 0.0293 0.0307
18:01-19:00, Sun., 15 Mar. 0.0325 0.0284 0.0308
17:01-18:00, Sun., 15 Mar. 0.0326 0.0282 0.0309
16:01-17:00, Sun., 15 Mar. 0.0330 0.0294 0.0309
15:01-16:00, Sun., 15 Mar. 0.0332 0.0293 0.0309
14:01-15:00, Sun., 15 Mar. 0.0334 0.0291 0.0312
13:01-14:00, Sun., 15 Mar. 0.0338 0.0292 0.0316
12:01-13:00, Sun., 15 Mar. 0.0345 0.0286 0.0315
11:01-12:00, Sun., 15 Mar. 0.0342 0.0291 0.0316
10:01-11:00, Sun., 15 Mar. 0.0336 0.0297 0.0316
09:01-10:00, Sun., 15 Mar. 0.0342 0.0294 0.0315
08:01-09:00, Sun., 15 Mar. 0.0337 0.0299 0.0320
07:01-08:00, Sun., 15 Mar. 0.0346 0.0303 0.0325
06:01-07:00, Sun., 15 Mar. 0.0353 0.0314 0.0332
05:01-06:00, Sun., 15 Mar. 0.0360 0.0314 0.0337
04:01-05:00, Sun., 15 Mar. 0.0352 0.0293 0.0328
03:01-04:00, Sun., 15 Mar. 0.0335 0.0299 0.0318
02:01-03:00, Sun., 15 Mar. 0.0334 0.0296 0.0314
01:01-02:00, Sun., 15 Mar. 0.0335 0.0298 0.0312
00:01-01:00, Sun., 15 Mar. 0.0332 0.0293 0.0312
23:01-24:00, Sat., 14 Mar. 0.0328 0.0288 0.0309
22:01-23:00, Sat., 14 Mar. 0.0323 0.0291 0.0307
21:01-22:00, Sat., 14 Mar. 0.0339 0.0289 0.0306
20:01-21:00, Sat., 14 Mar. 0.0327 0.0295 0.0310
19:01-20:00, Sat., 14 Mar. 0.0325 0.0294 0.0307
18:01-19:00, Sat., 14 Mar. 0.0335 0.0290 0.0312
17:01-18:00, Sat., 14 Mar. 0.0338 0.0289 0.0311
16:01-17:00, Sat., 14 Mar. 0.0327 0.0291 0.0308
15:01-16:00, Sat., 14 Mar. 0.0323 0.0288 0.0306
14:01-15:00, Sat., 14 Mar. 0.0340 0.0292 0.0310
13:01-14:00, Sat., 14 Mar. 0.0325 0.0292 0.0309
12:01-13:00, Sat., 14 Mar. 0.0319 0.0293 0.0309
11:01-12:00, Sat., 14 Mar. 0.0334 0.0285 0.0311
10:01-11:00, Sat., 14 Mar. 0.0329 0.0284 0.0308
09:01-10:00, Sat., 14 Mar. 0.0328 0.0296 0.0312
08:01-09:00, Sat., 14 Mar. 0.0327 0.0296 0.0312
07:01-08:00, Sat., 14 Mar. 0.0330 0.0299 0.0312
06:01-07:00, Sat., 14 Mar. 0.0332 0.0288 0.0312
05:01-06:00, Sat., 14 Mar. 0.0331 0.0293 0.0313
04:01-05:00, Sat., 14 Mar. 0.0332 0.0288 0.0313
03:01-04:00, Sat., 14 Mar. 0.0334 0.0291 0.0315
02:01-03:00, Sat., 14 Mar. 0.0337 0.0300 0.0316
01:01-02:00, Sat., 14 Mar. 0.0338 0.0291 0.0312
00:01-01:00, Sat., 14 Mar. 0.0329 0.0292 0.0310
23:01-24:00, Fri., 13 Mar. 0.0333 0.0295 0.0311
22:01-23:00, Fri., 13 Mar. 0.0330 0.0297 0.0312
21:01-22:00, Fri., 13 Mar. 0.0344 0.0283 0.0311
20:01-21:00, Fri., 13 Mar. 0.0329 0.0294 0.0309
19:01-20:00, Fri., 13 Mar. 0.0342 0.0284 0.0310
18:01-19:00, Fri., 13 Mar. 0.0329 0.0290 0.0310
17:01-18:00, Fri., 13 Mar. 0.0330 0.0290 0.0309
16:01-17:00, Fri., 13 Mar. 0.0331 0.0291 0.0309
15:01-16:00, Fri., 13 Mar. 0.0326 0.0296 0.0309
14:01-15:00, Fri., 13 Mar. 0.0329 0.0290 0.0310
13:01-14:00, Fri., 13 Mar. 0.0330 0.0296 0.0311
12:01-13:00, Fri., 13 Mar. 0.0329 0.0295 0.0308
11:01-12:00, Fri., 13 Mar. 0.0341 0.0290 0.0311
10:01-11:00, Fri., 13 Mar. 0.0323 0.0282 0.0306
09:01-10:00, Fri., 13 Mar. 0.0324 0.0282 0.0307
08:01-09:00, Fri., 13 Mar. 0.0328 0.0293 0.0312
07:01-08:00, Fri., 13 Mar. 0.0334 0.0293 0.0314
06:01-07:00, Fri., 13 Mar. 0.0334 0.0293 0.0312
05:01-06:00, Fri., 13 Mar. 0.0332 0.0293 0.0312
04:01-05:00, Fri., 13 Mar. 0.0339 0.0292 0.0313
03:01-04:00, Fri., 13 Mar. 0.0329 0.0294 0.0312
02:01-03:00, Fri., 13 Mar. 0.0337 0.0293 0.0309
01:01-02:00, Fri., 13 Mar. 0.0331 0.0291 0.0307
00:01-01:00, Fri., 13 Mar. 0.0326 0.0290 0.0305
23:01-24:00, Thu., 12 Mar. 0.0329 0.0287 0.0307
22:01-23:00, Thu., 12 Mar. 0.0327 0.0284 0.0308
21:01-22:00, Thu., 12 Mar. 0.0327 0.0289 0.0308
20:01-21:00, Thu., 12 Mar. 0.0331 0.0289 0.0307
19:01-20:00, Thu., 12 Mar. 0.0332 0.0287 0.0307
18:01-19:00, Thu., 12 Mar. 0.0322 0.0281 0.0305
17:01-18:00, Thu., 12 Mar. 0.0328 0.0290 0.0307
16:01-17:00, Thu., 12 Mar. 0.0328 0.0288 0.0307
15:01-16:00, Thu., 12 Mar. 0.0335 0.0284 0.0307
14:01-15:00, Thu., 12 Mar. 0.0332 0.0291 0.0310
13:01-14:00, Thu., 12 Mar. 0.0325 0.0296 0.0309
12:01-13:00, Thu., 12 Mar. 0.0324 0.0289 0.0309
11:01-12:00, Thu., 12 Mar. 0.0328 0.0293 0.0310
10:01-11:00, Thu., 12 Mar. 0.0335 0.0284 0.0310
09:01-10:00, Thu., 12 Mar. 0.0327 0.0291 0.0309
08:01-09:00, Thu., 12 Mar. 0.0328 0.0288 0.0308
07:01-08:00, Thu., 12 Mar. 0.0335 0.0285 0.0310
06:01-07:00, Thu., 12 Mar. 0.0335 0.0289 0.0312
05:01-06:00, Thu., 12 Mar. 0.0328 0.0290 0.0309
04:01-05:00, Thu., 12 Mar. 0.0329 0.0291 0.0310
03:01-04:00, Thu., 12 Mar. 0.0328 0.0285 0.0310
02:01-03:00, Thu., 12 Mar. 0.0330 0.0287 0.0308
01:01-02:00, Thu., 12 Mar. 0.0327 0.0287 0.0309
00:01-01:00, Thu., 12 Mar. 0.0330 0.0284 0.0306
23:01-24:00, Wed., 11 Mar. 0.0331 0.0290 0.0310
22:01-23:00, Wed., 11 Mar. 0.0326 0.0285 0.0307
21:01-22:00, Wed., 11 Mar. 0.0328 0.0285 0.0307
20:01-21:00, Wed., 11 Mar. 0.0326 0.0285 0.0309
19:01-20:00, Wed., 11 Mar. 0.0325 0.0278 0.0308
18:01-19:00, Wed., 11 Mar. 0.0328 0.0288 0.0305
17:01-18:00, Wed., 11 Mar. 0.0325 0.0281 0.0308
16:01-17:00, Wed., 11 Mar. 0.0333 0.0288 0.0309
15:01-16:00, Wed., 11 Mar. 0.0332 0.0295 0.0311
14:01-15:00, Wed., 11 Mar. 0.0334 0.0289 0.0313
13:01-14:00, Wed., 11 Mar. 0.0334 0.0291 0.0313
12:01-13:00, Wed., 11 Mar. 0.0339 0.0297 0.0315
11:01-12:00, Wed., 11 Mar. 0.0330 0.0298 0.0312
10:01-11:00, Wed., 11 Mar. 0.0329 0.0298 0.0313
09:01-10:00, Wed., 11 Mar. 0.0332 0.0294 0.0312
08:01-09:00, Wed., 11 Mar. 0.0331 0.0281 0.0312
07:01-08:00, Wed., 11 Mar. 0.0334 0.0287 0.0312
06:01-07:00, Wed., 11 Mar. 0.0336 0.0283 0.0310
05:01-06:00, Wed., 11 Mar. 0.0335 0.0289 0.0314
04:01-05:00, Wed., 11 Mar. 0.0331 0.0294 0.0312
03:01-04:00, Wed., 11 Mar. 0.0329 0.0294 0.0312
02:01-03:00, Wed., 11 Mar. 0.0327 0.0288 0.0312
01:01-02:00, Wed., 11 Mar. 0.0340 0.0296 0.0313
00:01-01:00, Wed., 11 Mar. 0.0332 0.0287 0.0312
23:01-24:00, Tue., 10 Mar. 0.0336 0.0293 0.0313
22:01-23:00, Tue., 10 Mar. 0.0336 0.0299 0.0317
21:01-22:00, Tue., 10 Mar. 0.0332 0.0293 0.0317
20:01-21:00, Tue., 10 Mar. 0.0343 0.0301 0.0321
19:01-20:00, Tue., 10 Mar. 0.0350 0.0295 0.0317
18:01-19:00, Tue., 10 Mar. 0.0348 0.0306 0.0324
17:01-18:00, Tue., 10 Mar. 0.0373 0.0312 0.0342
16:01-17:00, Tue., 10 Mar. 0.0388 0.0301 0.0352
15:01-16:00, Tue., 10 Mar. 0.0330 0.0289 0.0313
14:01-15:00, Tue., 10 Mar. 0.0329 0.0293 0.0312
13:01-14:00, Tue., 10 Mar. 0.0333 0.0299 0.0311
12:01-13:00, Tue., 10 Mar. 0.0334 0.0292 0.0310
11:01-12:00, Tue., 10 Mar. 0.0331 0.0293 0.0307
10:01-11:00, Tue., 10 Mar. 0.0336 0.0292 0.0309
09:01-10:00, Tue., 10 Mar. 0.0326 0.0283 0.0306
08:01-09:00, Tue., 10 Mar. 0.0325 0.0290 0.0307
07:01-08:00, Tue., 10 Mar. 0.0334 0.0297 0.0312
06:01-07:00, Tue., 10 Mar. 0.0326 0.0292 0.0309
05:01-06:00, Tue., 10 Mar. 0.0331 0.0295 0.0314
04:01-05:00, Tue., 10 Mar. 0.0364 0.0311 0.0330
03:01-04:00, Tue., 10 Mar. 0.0368 0.0324 0.0345
02:01-03:00, Tue., 10 Mar. 0.0388 0.0343 0.0361
01:01-02:00, Tue., 10 Mar. 0.0393 0.0336 0.0362
00:01-01:00, Tue., 10 Mar. 0.0419 0.0349 0.0375
23:01-24:00, Mon., 09 Mar. 0.0437 0.0368 0.0407
22:01-23:00, Mon., 09 Mar. 0.0466 0.0377 0.0427
21:01-22:00, Mon., 09 Mar. 0.0465 0.0367 0.0426
20:01-21:00, Mon., 09 Mar. 0.0482 0.0400 0.0445
19:01-20:00, Mon., 09 Mar. 0.0446 0.0356 0.0399
18:01-19:00, Mon., 09 Mar. 0.0438 0.0339 0.0381
17:01-18:00, Mon., 09 Mar. 0.0451 0.0379 0.0421
16:01-17:00, Mon., 09 Mar. 0.0419 0.0326 0.0365
15:01-16:00, Mon., 09 Mar. 0.0356 0.0311 0.0331
14:01-15:00, Mon., 09 Mar. 0.0375 0.0322 0.0345
13:01-14:00, Mon., 09 Mar. 0.0376 0.0296 0.0330
12:01-13:00, Mon., 09 Mar. 0.0330 0.0287 0.0308
11:01-12:00, Mon., 09 Mar. 0.0327 0.0288 0.0308
10:01-11:00, Mon., 09 Mar. 0.0326 0.0287 0.0305
09:01-10:00, Mon., 09 Mar. 0.0327 0.0285 0.0307
08:01-09:00, Mon., 09 Mar. 0.0325 0.0287 0.0309
07:01-08:00, Mon., 09 Mar. 0.0334 0.0292 0.0309
06:01-07:00, Mon., 09 Mar. 0.0326 0.0285 0.0307
05:01-06:00, Mon., 09 Mar. 0.0329 0.0288 0.0307
04:01-05:00, Mon., 09 Mar. 0.0327 0.0288 0.0305
03:01-04:00, Mon., 09 Mar. 0.0324 0.0289 0.0306
02:01-03:00, Mon., 09 Mar. 0.0327 0.0284 0.0305
01:01-02:00, Mon., 09 Mar. 0.0320 0.0288 0.0305
00:01-01:00, Mon., 09 Mar. 0.0322 0.0289 0.0304