Measurement results by the hour (Hachioji) 18 Oct., 2021 - 24 Oct., 2021

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., 24 Oct. 0.0335 0.0298 0.0316
22:01-23:00, Sun., 24 Oct. 0.0327 0.0294 0.0311
21:01-22:00, Sun., 24 Oct. 0.0331 0.0290 0.0309
20:01-21:00, Sun., 24 Oct. 0.0337 0.0290 0.0313
19:01-20:00, Sun., 24 Oct. 0.0329 0.0284 0.0307
18:01-19:00, Sun., 24 Oct. 0.0331 0.0284 0.0305
17:01-18:00, Sun., 24 Oct. 0.0333 0.0285 0.0308
16:01-17:00, Sun., 24 Oct. 0.0322 0.0289 0.0307
15:01-16:00, Sun., 24 Oct. 0.0338 0.0293 0.0313
14:01-15:00, Sun., 24 Oct. 0.0331 0.0289 0.0310
13:01-14:00, Sun., 24 Oct. 0.0331 0.0292 0.0313
12:01-13:00, Sun., 24 Oct. 0.0340 0.0293 0.0315
11:01-12:00, Sun., 24 Oct. 0.0353 0.0290 0.0318
10:01-11:00, Sun., 24 Oct. 0.0340 0.0305 0.0320
09:01-10:00, Sun., 24 Oct. 0.0340 0.0306 0.0321
08:01-09:00, Sun., 24 Oct. 0.0334 0.0289 0.0316
07:01-08:00, Sun., 24 Oct. 0.0336 0.0291 0.0318
06:01-07:00, Sun., 24 Oct. 0.0338 0.0296 0.0318
05:01-06:00, Sun., 24 Oct. 0.0335 0.0301 0.0316
04:01-05:00, Sun., 24 Oct. 0.0343 0.0297 0.0317
03:01-04:00, Sun., 24 Oct. 0.0337 0.0296 0.0317
02:01-03:00, Sun., 24 Oct. 0.0342 0.0297 0.0318
01:01-02:00, Sun., 24 Oct. 0.0347 0.0292 0.0316
00:01-01:00, Sun., 24 Oct. 0.0343 0.0294 0.0316
23:01-24:00, Sat., 23 Oct. 0.0332 0.0288 0.0311
22:01-23:00, Sat., 23 Oct. 0.0334 0.0287 0.0310
21:01-22:00, Sat., 23 Oct. 0.0324 0.0282 0.0307
20:01-21:00, Sat., 23 Oct. 0.0338 0.0286 0.0309
19:01-20:00, Sat., 23 Oct. 0.0323 0.0282 0.0306
18:01-19:00, Sat., 23 Oct. 0.0335 0.0287 0.0309
17:01-18:00, Sat., 23 Oct. 0.0329 0.0288 0.0308
16:01-17:00, Sat., 23 Oct. 0.0332 0.0292 0.0309
15:01-16:00, Sat., 23 Oct. 0.0330 0.0286 0.0308
14:01-15:00, Sat., 23 Oct. 0.0323 0.0288 0.0308
13:01-14:00, Sat., 23 Oct. 0.0328 0.0290 0.0309
12:01-13:00, Sat., 23 Oct. 0.0331 0.0289 0.0307
11:01-12:00, Sat., 23 Oct. 0.0334 0.0289 0.0309
10:01-11:00, Sat., 23 Oct. 0.0330 0.0286 0.0309
09:01-10:00, Sat., 23 Oct. 0.0337 0.0294 0.0312
08:01-09:00, Sat., 23 Oct. 0.0333 0.0295 0.0317
07:01-08:00, Sat., 23 Oct. 0.0337 0.0299 0.0317
06:01-07:00, Sat., 23 Oct. 0.0337 0.0291 0.0314
05:01-06:00, Sat., 23 Oct. 0.0336 0.0293 0.0318
04:01-05:00, Sat., 23 Oct. 0.0343 0.0292 0.0316
03:01-04:00, Sat., 23 Oct. 0.0327 0.0289 0.0312
02:01-03:00, Sat., 23 Oct. 0.0330 0.0295 0.0310
01:01-02:00, Sat., 23 Oct. 0.0340 0.0280 0.0311
00:01-01:00, Sat., 23 Oct. 0.0329 0.0294 0.0311
23:01-24:00, Fri., 22 Oct. 0.0342 0.0296 0.0320
22:01-23:00, Fri., 22 Oct. 0.0337 0.0297 0.0316
21:01-22:00, Fri., 22 Oct. 0.0339 0.0294 0.0315
20:01-21:00, Fri., 22 Oct. 0.0354 0.0299 0.0327
19:01-20:00, Fri., 22 Oct. 0.0435 0.0331 0.0371
18:01-19:00, Fri., 22 Oct. 0.0414 0.0312 0.0349
17:01-18:00, Fri., 22 Oct. 0.0349 0.0298 0.0322
16:01-17:00, Fri., 22 Oct. 0.0345 0.0309 0.0328
15:01-16:00, Fri., 22 Oct. 0.0370 0.0303 0.0338
14:01-15:00, Fri., 22 Oct. 0.0366 0.0318 0.0338
13:01-14:00, Fri., 22 Oct. 0.0358 0.0315 0.0337
12:01-13:00, Fri., 22 Oct. 0.0385 0.0325 0.0353
11:01-12:00, Fri., 22 Oct. 0.0409 0.0357 0.0378
10:01-11:00, Fri., 22 Oct. 0.0440 0.0366 0.0399
09:01-10:00, Fri., 22 Oct. 0.0411 0.0355 0.0377
08:01-09:00, Fri., 22 Oct. 0.0402 0.0345 0.0368
07:01-08:00, Fri., 22 Oct. 0.0387 0.0325 0.0347
06:01-07:00, Fri., 22 Oct. 0.0347 0.0295 0.0328
05:01-06:00, Fri., 22 Oct. 0.0341 0.0300 0.0320
04:01-05:00, Fri., 22 Oct. 0.0348 0.0306 0.0326
03:01-04:00, Fri., 22 Oct. 0.0340 0.0303 0.0320
02:01-03:00, Fri., 22 Oct. 0.0336 0.0298 0.0317
01:01-02:00, Fri., 22 Oct. 0.0345 0.0292 0.0316
00:01-01:00, Fri., 22 Oct. 0.0334 0.0296 0.0314
23:01-24:00, Thu., 21 Oct. 0.0334 0.0294 0.0312
22:01-23:00, Thu., 21 Oct. 0.0337 0.0291 0.0315
21:01-22:00, Thu., 21 Oct. 0.0344 0.0295 0.0314
20:01-21:00, Thu., 21 Oct. 0.0331 0.0295 0.0310
19:01-20:00, Thu., 21 Oct. 0.0332 0.0293 0.0311
18:01-19:00, Thu., 21 Oct. 0.0325 0.0278 0.0306
17:01-18:00, Thu., 21 Oct. 0.0322 0.0285 0.0306
16:01-17:00, Thu., 21 Oct. 0.0328 0.0281 0.0307
15:01-16:00, Thu., 21 Oct. 0.0332 0.0289 0.0308
14:01-15:00, Thu., 21 Oct. 0.0325 0.0280 0.0305
13:01-14:00, Thu., 21 Oct. 0.0332 0.0284 0.0306
12:01-13:00, Thu., 21 Oct. 0.0327 0.0285 0.0306
11:01-12:00, Thu., 21 Oct. 0.0333 0.0289 0.0309
10:01-11:00, Thu., 21 Oct. 0.0335 0.0289 0.0311
09:01-10:00, Thu., 21 Oct. 0.0334 0.0296 0.0316
08:01-09:00, Thu., 21 Oct. 0.0337 0.0291 0.0315
07:01-08:00, Thu., 21 Oct. 0.0339 0.0302 0.0319
06:01-07:00, Thu., 21 Oct. 0.0350 0.0302 0.0322
05:01-06:00, Thu., 21 Oct. 0.0340 0.0301 0.0322
04:01-05:00, Thu., 21 Oct. 0.0341 0.0300 0.0320
03:01-04:00, Thu., 21 Oct. 0.0341 0.0293 0.0316
02:01-03:00, Thu., 21 Oct. 0.0336 0.0291 0.0314
01:01-02:00, Thu., 21 Oct. 0.0345 0.0294 0.0320
00:01-01:00, Thu., 21 Oct. 0.0335 0.0300 0.0316
23:01-24:00, Wed., 20 Oct. 0.0339 0.0290 0.0310
22:01-23:00, Wed., 20 Oct. 0.0333 0.0293 0.0315
21:01-22:00, Wed., 20 Oct. 0.0328 0.0286 0.0311
20:01-21:00, Wed., 20 Oct. 0.0334 0.0296 0.0315
19:01-20:00, Wed., 20 Oct. 0.0347 0.0278 0.0315
18:01-19:00, Wed., 20 Oct. 0.0331 0.0293 0.0313
17:01-18:00, Wed., 20 Oct. 0.0334 0.0287 0.0312
16:01-17:00, Wed., 20 Oct. 0.0331 0.0291 0.0311
15:01-16:00, Wed., 20 Oct. 0.0337 0.0289 0.0311
14:01-15:00, Wed., 20 Oct. 0.0335 0.0295 0.0313
13:01-14:00, Wed., 20 Oct. 0.0340 0.0295 0.0315
12:01-13:00, Wed., 20 Oct. 0.0333 0.0292 0.0316
11:01-12:00, Wed., 20 Oct. 0.0346 0.0293 0.0314
10:01-11:00, Wed., 20 Oct. 0.0333 0.0295 0.0316
09:01-10:00, Wed., 20 Oct. 0.0334 0.0301 0.0318
08:01-09:00, Wed., 20 Oct. 0.0348 0.0301 0.0322
07:01-08:00, Wed., 20 Oct. 0.0343 0.0304 0.0320
06:01-07:00, Wed., 20 Oct. 0.0335 0.0295 0.0318
05:01-06:00, Wed., 20 Oct. 0.0340 0.0298 0.0320
04:01-05:00, Wed., 20 Oct. 0.0340 0.0304 0.0321
03:01-04:00, Wed., 20 Oct. 0.0327 0.0295 0.0313
02:01-03:00, Wed., 20 Oct. 0.0330 0.0290 0.0309
01:01-02:00, Wed., 20 Oct. 0.0336 0.0298 0.0317
00:01-01:00, Wed., 20 Oct. 0.0358 0.0304 0.0327
23:01-24:00, Tue., 19 Oct. 0.0385 0.0317 0.0353
22:01-23:00, Tue., 19 Oct. 0.0392 0.0342 0.0366
21:01-22:00, Tue., 19 Oct. 0.0400 0.0339 0.0366
20:01-21:00, Tue., 19 Oct. 0.0376 0.0299 0.0333
19:01-20:00, Tue., 19 Oct. 0.0334 0.0290 0.0308
18:01-19:00, Tue., 19 Oct. 0.0327 0.0285 0.0308
17:01-18:00, Tue., 19 Oct. 0.0325 0.0289 0.0307
16:01-17:00, Tue., 19 Oct. 0.0323 0.0291 0.0307
15:01-16:00, Tue., 19 Oct. 0.0326 0.0288 0.0307
14:01-15:00, Tue., 19 Oct. 0.0332 0.0288 0.0310
13:01-14:00, Tue., 19 Oct. 0.0323 0.0282 0.0305
12:01-13:00, Tue., 19 Oct. 0.0326 0.0286 0.0308
11:01-12:00, Tue., 19 Oct. 0.0341 0.0299 0.0320
10:01-11:00, Tue., 19 Oct. 0.0373 0.0309 0.0338
09:01-10:00, Tue., 19 Oct. 0.0375 0.0321 0.0352
08:01-09:00, Tue., 19 Oct. 0.0421 0.0353 0.0377
07:01-08:00, Tue., 19 Oct. 0.0415 0.0330 0.0372
06:01-07:00, Tue., 19 Oct. 0.0374 0.0308 0.0336
05:01-06:00, Tue., 19 Oct. 0.0345 0.0307 0.0326
04:01-05:00, Tue., 19 Oct. 0.0361 0.0317 0.0331
03:01-04:00, Tue., 19 Oct. 0.0339 0.0300 0.0320
02:01-03:00, Tue., 19 Oct. 0.0336 0.0296 0.0314
01:01-02:00, Tue., 19 Oct. 0.0340 0.0295 0.0313
00:01-01:00, Tue., 19 Oct. 0.0339 0.0294 0.0312
23:01-24:00, Mon., 18 Oct. 0.0330 0.0290 0.0313
22:01-23:00, Mon., 18 Oct. 0.0335 0.0298 0.0314
21:01-22:00, Mon., 18 Oct. 0.0333 0.0283 0.0311
20:01-21:00, Mon., 18 Oct. 0.0343 0.0283 0.0305
19:01-20:00, Mon., 18 Oct. 0.0326 0.0285 0.0304
18:01-19:00, Mon., 18 Oct. 0.0323 0.0285 0.0302
17:01-18:00, Mon., 18 Oct. 0.0322 0.0283 0.0302
16:01-17:00, Mon., 18 Oct. 0.0336 0.0282 0.0307
15:01-16:00, Mon., 18 Oct. 0.0322 0.0282 0.0302
14:01-15:00, Mon., 18 Oct. 0.0333 0.0286 0.0307
13:01-14:00, Mon., 18 Oct. 0.0335 0.0291 0.0308
12:01-13:00, Mon., 18 Oct. 0.0342 0.0281 0.0306
11:01-12:00, Mon., 18 Oct. 0.0327 0.0288 0.0308
10:01-11:00, Mon., 18 Oct. 0.0326 0.0288 0.0309
09:01-10:00, Mon., 18 Oct. 0.0326 0.0285 0.0308
08:01-09:00, Mon., 18 Oct. 0.0329 0.0291 0.0309
07:01-08:00, Mon., 18 Oct. 0.0332 0.0291 0.0309
06:01-07:00, Mon., 18 Oct. 0.0330 0.0289 0.0309
05:01-06:00, Mon., 18 Oct. 0.0330 0.0290 0.0308
04:01-05:00, Mon., 18 Oct. 0.0328 0.0286 0.0309
03:01-04:00, Mon., 18 Oct. 0.0326 0.0289 0.0306
02:01-03:00, Mon., 18 Oct. 0.0330 0.0290 0.0307
01:01-02:00, Mon., 18 Oct. 0.0325 0.0286 0.0306
00:01-01:00, Mon., 18 Oct. 0.0328 0.0285 0.0305