Measurement results by the hour (Chofu) 28 Oct., 2024 - 3 Nov., 2024

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., 03 Nov. 0.0297 0.0266 0.0282
22:01-23:00, Sun., 03 Nov. 0.0293 0.0265 0.0278
21:01-22:00, Sun., 03 Nov. 0.0304 0.0256 0.0279
20:01-21:00, Sun., 03 Nov. 0.0298 0.0257 0.0276
19:01-20:00, Sun., 03 Nov. 0.0301 0.0256 0.0273
18:01-19:00, Sun., 03 Nov. 0.0296 0.0255 0.0274
17:01-18:00, Sun., 03 Nov. 0.0297 0.0253 0.0273
16:01-17:00, Sun., 03 Nov. 0.0302 0.0250 0.0275
15:01-16:00, Sun., 03 Nov. 0.0306 0.0254 0.0275
14:01-15:00, Sun., 03 Nov. 0.0304 0.0249 0.0275
13:01-14:00, Sun., 03 Nov. 0.0294 0.0261 0.0275
12:01-13:00, Sun., 03 Nov. 0.0297 0.0259 0.0276
11:01-12:00, Sun., 03 Nov. 0.0295 0.0259 0.0274
10:01-11:00, Sun., 03 Nov. 0.0293 0.0258 0.0277
09:01-10:00, Sun., 03 Nov. 0.0295 0.0253 0.0275
08:01-09:00, Sun., 03 Nov. 0.0293 0.0251 0.0273
07:01-08:00, Sun., 03 Nov. 0.0291 0.0250 0.0270
06:01-07:00, Sun., 03 Nov. 0.0292 0.0252 0.0269
05:01-06:00, Sun., 03 Nov. 0.0292 0.0243 0.0270
04:01-05:00, Sun., 03 Nov. 0.0297 0.0253 0.0273
03:01-04:00, Sun., 03 Nov. 0.0298 0.0256 0.0274
02:01-03:00, Sun., 03 Nov. 0.0305 0.0244 0.0273
01:01-02:00, Sun., 03 Nov. 0.0292 0.0252 0.0273
00:01-01:00, Sun., 03 Nov. 0.0294 0.0254 0.0273
23:01-24:00, Sat., 02 Nov. 0.0305 0.0261 0.0283
22:01-23:00, Sat., 02 Nov. 0.0336 0.0273 0.0301
21:01-22:00, Sat., 02 Nov. 0.0406 0.0307 0.0355
20:01-21:00, Sat., 02 Nov. 0.0435 0.0367 0.0402
19:01-20:00, Sat., 02 Nov. 0.0468 0.0388 0.0417
18:01-19:00, Sat., 02 Nov. 0.0464 0.0405 0.0434
17:01-18:00, Sat., 02 Nov. 0.0437 0.0378 0.0414
16:01-17:00, Sat., 02 Nov. 0.0398 0.0347 0.0370
15:01-16:00, Sat., 02 Nov. 0.0382 0.0279 0.0323
14:01-15:00, Sat., 02 Nov. 0.0322 0.0272 0.0292
13:01-14:00, Sat., 02 Nov. 0.0322 0.0276 0.0297
12:01-13:00, Sat., 02 Nov. 0.0318 0.0280 0.0296
11:01-12:00, Sat., 02 Nov. 0.0330 0.0275 0.0300
10:01-11:00, Sat., 02 Nov. 0.0350 0.0287 0.0324
09:01-10:00, Sat., 02 Nov. 0.0352 0.0304 0.0326
08:01-09:00, Sat., 02 Nov. 0.0347 0.0297 0.0325
07:01-08:00, Sat., 02 Nov. 0.0346 0.0309 0.0325
06:01-07:00, Sat., 02 Nov. 0.0370 0.0312 0.0339
05:01-06:00, Sat., 02 Nov. 0.0395 0.0332 0.0363
04:01-05:00, Sat., 02 Nov. 0.0374 0.0330 0.0349
03:01-04:00, Sat., 02 Nov. 0.0370 0.0325 0.0349
02:01-03:00, Sat., 02 Nov. 0.0375 0.0319 0.0346
01:01-02:00, Sat., 02 Nov. 0.0356 0.0298 0.0327
00:01-01:00, Sat., 02 Nov. 0.0356 0.0293 0.0321
23:01-24:00, Fri., 01 Nov. 0.0318 0.0270 0.0294
22:01-23:00, Fri., 01 Nov. 0.0304 0.0267 0.0286
21:01-22:00, Fri., 01 Nov. 0.0303 0.0263 0.0284
20:01-21:00, Fri., 01 Nov. 0.0308 0.0263 0.0287
19:01-20:00, Fri., 01 Nov. 0.0304 0.0253 0.0283
18:01-19:00, Fri., 01 Nov. 0.0304 0.0261 0.0285
17:01-18:00, Fri., 01 Nov. 0.0304 0.0263 0.0282
16:01-17:00, Fri., 01 Nov. 0.0297 0.0262 0.0278
15:01-16:00, Fri., 01 Nov. 0.0307 0.0254 0.0277
14:01-15:00, Fri., 01 Nov. 0.0300 0.0256 0.0278
13:01-14:00, Fri., 01 Nov. 0.0294 0.0256 0.0274
12:01-13:00, Fri., 01 Nov. 0.0301 0.0259 0.0281
11:01-12:00, Fri., 01 Nov. 0.0311 0.0260 0.0280
10:01-11:00, Fri., 01 Nov. 0.0308 0.0260 0.0286
09:01-10:00, Fri., 01 Nov. 0.0314 0.0273 0.0289
08:01-09:00, Fri., 01 Nov. 0.0315 0.0260 0.0292
07:01-08:00, Fri., 01 Nov. 0.0321 0.0269 0.0295
06:01-07:00, Fri., 01 Nov. 0.0319 0.0275 0.0292
05:01-06:00, Fri., 01 Nov. 0.0313 0.0267 0.0290
04:01-05:00, Fri., 01 Nov. 0.0313 0.0273 0.0289
03:01-04:00, Fri., 01 Nov. 0.0309 0.0264 0.0286
02:01-03:00, Fri., 01 Nov. 0.0308 0.0261 0.0285
01:01-02:00, Fri., 01 Nov. 0.0301 0.0263 0.0281
00:01-01:00, Fri., 01 Nov. 0.0308 0.0263 0.0282
23:01-24:00, Thu., 31 Oct. 0.0309 0.0257 0.0281
22:01-23:00, Thu., 31 Oct. 0.0297 0.0263 0.0277
21:01-22:00, Thu., 31 Oct. 0.0294 0.0254 0.0275
20:01-21:00, Thu., 31 Oct. 0.0288 0.0255 0.0273
19:01-20:00, Thu., 31 Oct. 0.0290 0.0250 0.0268
18:01-19:00, Thu., 31 Oct. 0.0291 0.0249 0.0273
17:01-18:00, Thu., 31 Oct. 0.0290 0.0253 0.0274
16:01-17:00, Thu., 31 Oct. 0.0298 0.0249 0.0271
15:01-16:00, Thu., 31 Oct. 0.0292 0.0248 0.0271
14:01-15:00, Thu., 31 Oct. 0.0290 0.0256 0.0272
13:01-14:00, Thu., 31 Oct. 0.0287 0.0254 0.0273
12:01-13:00, Thu., 31 Oct. 0.0291 0.0250 0.0272
11:01-12:00, Thu., 31 Oct. 0.0291 0.0256 0.0272
10:01-11:00, Thu., 31 Oct. 0.0297 0.0250 0.0275
09:01-10:00, Thu., 31 Oct. 0.0294 0.0249 0.0273
08:01-09:00, Thu., 31 Oct. 0.0294 0.0254 0.0275
07:01-08:00, Thu., 31 Oct. 0.0298 0.0256 0.0274
06:01-07:00, Thu., 31 Oct. 0.0290 0.0254 0.0271
05:01-06:00, Thu., 31 Oct. 0.0290 0.0249 0.0271
04:01-05:00, Thu., 31 Oct. 0.0289 0.0252 0.0272
03:01-04:00, Thu., 31 Oct. 0.0288 0.0252 0.0271
02:01-03:00, Thu., 31 Oct. 0.0301 0.0250 0.0272
01:01-02:00, Thu., 31 Oct. 0.0288 0.0244 0.0271
00:01-01:00, Thu., 31 Oct. 0.0300 0.0245 0.0271
23:01-24:00, Wed., 30 Oct. 0.0295 0.0247 0.0269
22:01-23:00, Wed., 30 Oct. 0.0298 0.0252 0.0270
21:01-22:00, Wed., 30 Oct. 0.0287 0.0256 0.0271
20:01-21:00, Wed., 30 Oct. 0.0292 0.0254 0.0271
19:01-20:00, Wed., 30 Oct. 0.0300 0.0256 0.0273
18:01-19:00, Wed., 30 Oct. 0.0292 0.0252 0.0272
17:01-18:00, Wed., 30 Oct. 0.0294 0.0253 0.0273
16:01-17:00, Wed., 30 Oct. 0.0295 0.0241 0.0272
15:01-16:00, Wed., 30 Oct. 0.0292 0.0249 0.0273
14:01-15:00, Wed., 30 Oct. 0.0291 0.0248 0.0273
13:01-14:00, Wed., 30 Oct. 0.0298 0.0251 0.0273
12:01-13:00, Wed., 30 Oct. 0.0286 0.0252 0.0270
11:01-12:00, Wed., 30 Oct. 0.0297 0.0256 0.0275
10:01-11:00, Wed., 30 Oct. 0.0315 0.0271 0.0292
09:01-10:00, Wed., 30 Oct. 0.0356 0.0285 0.0318
08:01-09:00, Wed., 30 Oct. 0.0374 0.0326 0.0352
07:01-08:00, Wed., 30 Oct. 0.0410 0.0346 0.0374
06:01-07:00, Wed., 30 Oct. 0.0407 0.0359 0.0382
05:01-06:00, Wed., 30 Oct. 0.0394 0.0348 0.0370
04:01-05:00, Wed., 30 Oct. 0.0426 0.0365 0.0398
03:01-04:00, Wed., 30 Oct. 0.0499 0.0377 0.0444
02:01-03:00, Wed., 30 Oct. 0.0523 0.0412 0.0478
01:01-02:00, Wed., 30 Oct. 0.0465 0.0409 0.0434
00:01-01:00, Wed., 30 Oct. 0.0478 0.0417 0.0444
23:01-24:00, Tue., 29 Oct. 0.0485 0.0402 0.0439
22:01-23:00, Tue., 29 Oct. 0.0456 0.0408 0.0432
21:01-22:00, Tue., 29 Oct. 0.0460 0.0397 0.0430
20:01-21:00, Tue., 29 Oct. 0.0510 0.0444 0.0480
19:01-20:00, Tue., 29 Oct. 0.0517 0.0462 0.0492
18:01-19:00, Tue., 29 Oct. 0.0520 0.0427 0.0472
17:01-18:00, Tue., 29 Oct. 0.0490 0.0408 0.0454
16:01-17:00, Tue., 29 Oct. 0.0450 0.0383 0.0414
15:01-16:00, Tue., 29 Oct. 0.0420 0.0325 0.0376
14:01-15:00, Tue., 29 Oct. 0.0357 0.0299 0.0327
13:01-14:00, Tue., 29 Oct. 0.0364 0.0262 0.0319
12:01-13:00, Tue., 29 Oct. 0.0301 0.0257 0.0280
11:01-12:00, Tue., 29 Oct. 0.0299 0.0261 0.0281
10:01-11:00, Tue., 29 Oct. 0.0300 0.0263 0.0281
09:01-10:00, Tue., 29 Oct. 0.0305 0.0254 0.0281
08:01-09:00, Tue., 29 Oct. 0.0303 0.0261 0.0281
07:01-08:00, Tue., 29 Oct. 0.0301 0.0266 0.0282
06:01-07:00, Tue., 29 Oct. 0.0308 0.0262 0.0282
05:01-06:00, Tue., 29 Oct. 0.0301 0.0263 0.0281
04:01-05:00, Tue., 29 Oct. 0.0298 0.0265 0.0281
03:01-04:00, Tue., 29 Oct. 0.0308 0.0264 0.0285
02:01-03:00, Tue., 29 Oct. 0.0304 0.0261 0.0281
01:01-02:00, Tue., 29 Oct. 0.0304 0.0262 0.0283
00:01-01:00, Tue., 29 Oct. 0.0299 0.0258 0.0283
23:01-24:00, Mon., 28 Oct. 0.0301 0.0255 0.0280
22:01-23:00, Mon., 28 Oct. 0.0305 0.0263 0.0285
21:01-22:00, Mon., 28 Oct. 0.0298 0.0259 0.0280
20:01-21:00, Mon., 28 Oct. 0.0304 0.0261 0.0280
19:01-20:00, Mon., 28 Oct. 0.0301 0.0256 0.0275
18:01-19:00, Mon., 28 Oct. 0.0299 0.0256 0.0276
17:01-18:00, Mon., 28 Oct. 0.0299 0.0251 0.0276
16:01-17:00, Mon., 28 Oct. 0.0294 0.0252 0.0273
15:01-16:00, Mon., 28 Oct. 0.0303 0.0257 0.0276
14:01-15:00, Mon., 28 Oct. 0.0296 0.0263 0.0277
13:01-14:00, Mon., 28 Oct. 0.0303 0.0259 0.0276
12:01-13:00, Mon., 28 Oct. 0.0295 0.0256 0.0280
11:01-12:00, Mon., 28 Oct. 0.0301 0.0256 0.0281
10:01-11:00, Mon., 28 Oct. 0.0308 0.0267 0.0285
09:01-10:00, Mon., 28 Oct. 0.0329 0.0278 0.0300
08:01-09:00, Mon., 28 Oct. 0.0354 0.0298 0.0331
07:01-08:00, Mon., 28 Oct. 0.0362 0.0318 0.0339
06:01-07:00, Mon., 28 Oct. 0.0359 0.0299 0.0333
05:01-06:00, Mon., 28 Oct. 0.0356 0.0300 0.0325
04:01-05:00, Mon., 28 Oct. 0.0346 0.0304 0.0324
03:01-04:00, Mon., 28 Oct. 0.0322 0.0271 0.0293
02:01-03:00, Mon., 28 Oct. 0.0304 0.0270 0.0287
01:01-02:00, Mon., 28 Oct. 0.0311 0.0269 0.0291
00:01-01:00, Mon., 28 Oct. 0.0331 0.0283 0.0307