Measurement results by the hour (Hachioji) 22 Mar., 2021 - 28 Mar., 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., 28 Mar. 0.0361 0.0306 0.0332
22:01-23:00, Sun., 28 Mar. 0.0331 0.0284 0.0310
21:01-22:00, Sun., 28 Mar. 0.0333 0.0293 0.0312
20:01-21:00, Sun., 28 Mar. 0.0355 0.0304 0.0324
19:01-20:00, Sun., 28 Mar. 0.0356 0.0305 0.0327
18:01-19:00, Sun., 28 Mar. 0.0334 0.0295 0.0315
17:01-18:00, Sun., 28 Mar. 0.0322 0.0290 0.0304
16:01-17:00, Sun., 28 Mar. 0.0323 0.0289 0.0306
15:01-16:00, Sun., 28 Mar. 0.0327 0.0286 0.0305
14:01-15:00, Sun., 28 Mar. 0.0324 0.0284 0.0304
13:01-14:00, Sun., 28 Mar. 0.0326 0.0284 0.0306
12:01-13:00, Sun., 28 Mar. 0.0323 0.0281 0.0304
11:01-12:00, Sun., 28 Mar. 0.0331 0.0290 0.0306
10:01-11:00, Sun., 28 Mar. 0.0323 0.0276 0.0305
09:01-10:00, Sun., 28 Mar. 0.0326 0.0286 0.0304
08:01-09:00, Sun., 28 Mar. 0.0325 0.0291 0.0306
07:01-08:00, Sun., 28 Mar. 0.0328 0.0286 0.0307
06:01-07:00, Sun., 28 Mar. 0.0329 0.0285 0.0307
05:01-06:00, Sun., 28 Mar. 0.0326 0.0286 0.0306
04:01-05:00, Sun., 28 Mar. 0.0323 0.0288 0.0306
03:01-04:00, Sun., 28 Mar. 0.0322 0.0286 0.0306
02:01-03:00, Sun., 28 Mar. 0.0329 0.0287 0.0306
01:01-02:00, Sun., 28 Mar. 0.0323 0.0281 0.0307
00:01-01:00, Sun., 28 Mar. 0.0329 0.0279 0.0306
23:01-24:00, Sat., 27 Mar. 0.0329 0.0288 0.0308
22:01-23:00, Sat., 27 Mar. 0.0330 0.0289 0.0309
21:01-22:00, Sat., 27 Mar. 0.0329 0.0287 0.0307
20:01-21:00, Sat., 27 Mar. 0.0322 0.0277 0.0305
19:01-20:00, Sat., 27 Mar. 0.0328 0.0286 0.0307
18:01-19:00, Sat., 27 Mar. 0.0319 0.0287 0.0305
17:01-18:00, Sat., 27 Mar. 0.0322 0.0277 0.0305
16:01-17:00, Sat., 27 Mar. 0.0347 0.0287 0.0309
15:01-16:00, Sat., 27 Mar. 0.0336 0.0286 0.0311
14:01-15:00, Sat., 27 Mar. 0.0324 0.0294 0.0308
13:01-14:00, Sat., 27 Mar. 0.0327 0.0283 0.0309
12:01-13:00, Sat., 27 Mar. 0.0324 0.0296 0.0310
11:01-12:00, Sat., 27 Mar. 0.0337 0.0290 0.0315
10:01-11:00, Sat., 27 Mar. 0.0329 0.0292 0.0312
09:01-10:00, Sat., 27 Mar. 0.0335 0.0295 0.0312
08:01-09:00, Sat., 27 Mar. 0.0333 0.0289 0.0313
07:01-08:00, Sat., 27 Mar. 0.0335 0.0290 0.0315
06:01-07:00, Sat., 27 Mar. 0.0342 0.0295 0.0313
05:01-06:00, Sat., 27 Mar. 0.0334 0.0283 0.0312
04:01-05:00, Sat., 27 Mar. 0.0326 0.0291 0.0311
03:01-04:00, Sat., 27 Mar. 0.0344 0.0295 0.0312
02:01-03:00, Sat., 27 Mar. 0.0326 0.0290 0.0307
01:01-02:00, Sat., 27 Mar. 0.0327 0.0288 0.0307
00:01-01:00, Sat., 27 Mar. 0.0335 0.0291 0.0309
23:01-24:00, Fri., 26 Mar. 0.0328 0.0283 0.0309
22:01-23:00, Fri., 26 Mar. 0.0326 0.0286 0.0305
21:01-22:00, Fri., 26 Mar. 0.0325 0.0282 0.0307
20:01-21:00, Fri., 26 Mar. 0.0326 0.0285 0.0307
19:01-20:00, Fri., 26 Mar. 0.0321 0.0286 0.0305
18:01-19:00, Fri., 26 Mar. 0.0328 0.0282 0.0306
17:01-18:00, Fri., 26 Mar. 0.0332 0.0294 0.0308
16:01-17:00, Fri., 26 Mar. 0.0327 0.0291 0.0308
15:01-16:00, Fri., 26 Mar. 0.0327 0.0281 0.0309
14:01-15:00, Fri., 26 Mar. 0.0338 0.0287 0.0307
13:01-14:00, Fri., 26 Mar. 0.0335 0.0291 0.0311
12:01-13:00, Fri., 26 Mar. 0.0334 0.0286 0.0309
11:01-12:00, Fri., 26 Mar. 0.0328 0.0288 0.0309
10:01-11:00, Fri., 26 Mar. 0.0326 0.0291 0.0308
09:01-10:00, Fri., 26 Mar. 0.0328 0.0288 0.0309
08:01-09:00, Fri., 26 Mar. 0.0333 0.0281 0.0313
07:01-08:00, Fri., 26 Mar. 0.0337 0.0299 0.0317
06:01-07:00, Fri., 26 Mar. 0.0330 0.0295 0.0315
05:01-06:00, Fri., 26 Mar. 0.0333 0.0294 0.0315
04:01-05:00, Fri., 26 Mar. 0.0337 0.0295 0.0313
03:01-04:00, Fri., 26 Mar. 0.0333 0.0291 0.0314
02:01-03:00, Fri., 26 Mar. 0.0336 0.0295 0.0318
01:01-02:00, Fri., 26 Mar. 0.0340 0.0294 0.0313
00:01-01:00, Fri., 26 Mar. 0.0332 0.0291 0.0313
23:01-24:00, Thu., 25 Mar. 0.0337 0.0292 0.0311
22:01-23:00, Thu., 25 Mar. 0.0329 0.0288 0.0309
21:01-22:00, Thu., 25 Mar. 0.0317 0.0285 0.0302
20:01-21:00, Thu., 25 Mar. 0.0316 0.0282 0.0299
19:01-20:00, Thu., 25 Mar. 0.0323 0.0274 0.0301
18:01-19:00, Thu., 25 Mar. 0.0318 0.0279 0.0298
17:01-18:00, Thu., 25 Mar. 0.0324 0.0279 0.0300
16:01-17:00, Thu., 25 Mar. 0.0328 0.0285 0.0305
15:01-16:00, Thu., 25 Mar. 0.0335 0.0288 0.0316
14:01-15:00, Thu., 25 Mar. 0.0347 0.0299 0.0323
13:01-14:00, Thu., 25 Mar. 0.0332 0.0291 0.0309
12:01-13:00, Thu., 25 Mar. 0.0320 0.0275 0.0300
11:01-12:00, Thu., 25 Mar. 0.0321 0.0271 0.0301
10:01-11:00, Thu., 25 Mar. 0.0321 0.0288 0.0304
09:01-10:00, Thu., 25 Mar. 0.0325 0.0290 0.0308
08:01-09:00, Thu., 25 Mar. 0.0334 0.0293 0.0315
07:01-08:00, Thu., 25 Mar. 0.0335 0.0299 0.0317
06:01-07:00, Thu., 25 Mar. 0.0329 0.0291 0.0312
05:01-06:00, Thu., 25 Mar. 0.0328 0.0290 0.0309
04:01-05:00, Thu., 25 Mar. 0.0329 0.0298 0.0314
03:01-04:00, Thu., 25 Mar. 0.0330 0.0284 0.0312
02:01-03:00, Thu., 25 Mar. 0.0324 0.0290 0.0307
01:01-02:00, Thu., 25 Mar. 0.0329 0.0282 0.0304
00:01-01:00, Thu., 25 Mar. 0.0323 0.0278 0.0305
23:01-24:00, Wed., 24 Mar. 0.0328 0.0284 0.0303
22:01-23:00, Wed., 24 Mar. 0.0322 0.0284 0.0304
21:01-22:00, Wed., 24 Mar. 0.0319 0.0281 0.0302
20:01-21:00, Wed., 24 Mar. 0.0324 0.0284 0.0303
19:01-20:00, Wed., 24 Mar. 0.0324 0.0285 0.0303
18:01-19:00, Wed., 24 Mar. 0.0321 0.0286 0.0304
17:01-18:00, Wed., 24 Mar. 0.0325 0.0285 0.0304
16:01-17:00, Wed., 24 Mar. 0.0326 0.0289 0.0305
15:01-16:00, Wed., 24 Mar. 0.0321 0.0286 0.0302
14:01-15:00, Wed., 24 Mar. 0.0324 0.0280 0.0305
13:01-14:00, Wed., 24 Mar. 0.0327 0.0284 0.0303
12:01-13:00, Wed., 24 Mar. 0.0324 0.0290 0.0305
11:01-12:00, Wed., 24 Mar. 0.0326 0.0289 0.0307
10:01-11:00, Wed., 24 Mar. 0.0328 0.0290 0.0309
09:01-10:00, Wed., 24 Mar. 0.0341 0.0297 0.0317
08:01-09:00, Wed., 24 Mar. 0.0343 0.0293 0.0325
07:01-08:00, Wed., 24 Mar. 0.0341 0.0300 0.0319
06:01-07:00, Wed., 24 Mar. 0.0339 0.0290 0.0317
05:01-06:00, Wed., 24 Mar. 0.0333 0.0291 0.0314
04:01-05:00, Wed., 24 Mar. 0.0336 0.0295 0.0315
03:01-04:00, Wed., 24 Mar. 0.0333 0.0295 0.0313
02:01-03:00, Wed., 24 Mar. 0.0332 0.0293 0.0314
01:01-02:00, Wed., 24 Mar. 0.0325 0.0292 0.0311
00:01-01:00, Wed., 24 Mar. 0.0332 0.0286 0.0306
23:01-24:00, Tue., 23 Mar. 0.0333 0.0290 0.0308
22:01-23:00, Tue., 23 Mar. 0.0330 0.0284 0.0305
21:01-22:00, Tue., 23 Mar. 0.0328 0.0285 0.0304
20:01-21:00, Tue., 23 Mar. 0.0323 0.0283 0.0302
19:01-20:00, Tue., 23 Mar. 0.0323 0.0279 0.0302
18:01-19:00, Tue., 23 Mar. 0.0330 0.0285 0.0304
17:01-18:00, Tue., 23 Mar. 0.0329 0.0283 0.0305
16:01-17:00, Tue., 23 Mar. 0.0324 0.0290 0.0305
15:01-16:00, Tue., 23 Mar. 0.0321 0.0279 0.0304
14:01-15:00, Tue., 23 Mar. 0.0327 0.0284 0.0304
13:01-14:00, Tue., 23 Mar. 0.0327 0.0286 0.0307
12:01-13:00, Tue., 23 Mar. 0.0337 0.0286 0.0309
11:01-12:00, Tue., 23 Mar. 0.0325 0.0291 0.0309
10:01-11:00, Tue., 23 Mar. 0.0331 0.0289 0.0308
09:01-10:00, Tue., 23 Mar. 0.0326 0.0283 0.0310
08:01-09:00, Tue., 23 Mar. 0.0334 0.0289 0.0318
07:01-08:00, Tue., 23 Mar. 0.0336 0.0290 0.0318
06:01-07:00, Tue., 23 Mar. 0.0337 0.0292 0.0317
05:01-06:00, Tue., 23 Mar. 0.0337 0.0299 0.0317
04:01-05:00, Tue., 23 Mar. 0.0332 0.0283 0.0310
03:01-04:00, Tue., 23 Mar. 0.0325 0.0293 0.0310
02:01-03:00, Tue., 23 Mar. 0.0326 0.0283 0.0307
01:01-02:00, Tue., 23 Mar. 0.0334 0.0276 0.0308
00:01-01:00, Tue., 23 Mar. 0.0329 0.0293 0.0307
23:01-24:00, Mon., 22 Mar. 0.0337 0.0295 0.0313
22:01-23:00, Mon., 22 Mar. 0.0360 0.0308 0.0333
21:01-22:00, Mon., 22 Mar. 0.0413 0.0328 0.0361
20:01-21:00, Mon., 22 Mar. 0.0371 0.0327 0.0352
19:01-20:00, Mon., 22 Mar. 0.0426 0.0333 0.0371
18:01-19:00, Mon., 22 Mar. 0.0454 0.0374 0.0424
17:01-18:00, Mon., 22 Mar. 0.0485 0.0410 0.0450
16:01-17:00, Mon., 22 Mar. 0.0483 0.0403 0.0447
15:01-16:00, Mon., 22 Mar. 0.0452 0.0347 0.0406
14:01-15:00, Mon., 22 Mar. 0.0400 0.0312 0.0346
13:01-14:00, Mon., 22 Mar. 0.0337 0.0299 0.0319
12:01-13:00, Mon., 22 Mar. 0.0335 0.0288 0.0315
11:01-12:00, Mon., 22 Mar. 0.0333 0.0291 0.0314
10:01-11:00, Mon., 22 Mar. 0.0338 0.0297 0.0314
09:01-10:00, Mon., 22 Mar. 0.0330 0.0295 0.0313
08:01-09:00, Mon., 22 Mar. 0.0343 0.0295 0.0310
07:01-08:00, Mon., 22 Mar. 0.0331 0.0293 0.0312
06:01-07:00, Mon., 22 Mar. 0.0328 0.0295 0.0313
05:01-06:00, Mon., 22 Mar. 0.0326 0.0285 0.0305
04:01-05:00, Mon., 22 Mar. 0.0327 0.0282 0.0301
03:01-04:00, Mon., 22 Mar. 0.0333 0.0286 0.0304
02:01-03:00, Mon., 22 Mar. 0.0333 0.0282 0.0303
01:01-02:00, Mon., 22 Mar. 0.0319 0.0279 0.0301
00:01-01:00, Mon., 22 Mar. 0.0322 0.0283 0.0301