Measurement results by the hour (Chofu) 29 Apr., 2019 - 5 May., 2019

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., 05 May. 0.0294 0.0254 0.0274
22:01-23:00, Sun., 05 May. 0.0285 0.0251 0.0271
21:01-22:00, Sun., 05 May. 0.0287 0.0245 0.0273
20:01-21:00, Sun., 05 May. 0.0294 0.0257 0.0272
19:01-20:00, Sun., 05 May. 0.0291 0.0257 0.0272
18:01-19:00, Sun., 05 May. 0.0288 0.0254 0.0270
17:01-18:00, Sun., 05 May. 0.0288 0.0253 0.0272
16:01-17:00, Sun., 05 May. 0.0293 0.0252 0.0272
15:01-16:00, Sun., 05 May. 0.0286 0.0253 0.0271
14:01-15:00, Sun., 05 May. 0.0289 0.0253 0.0271
13:01-14:00, Sun., 05 May. 0.0291 0.0253 0.0269
12:01-13:00, Sun., 05 May. 0.0287 0.0255 0.0270
11:01-12:00, Sun., 05 May. 0.0292 0.0248 0.0270
10:01-11:00, Sun., 05 May. 0.0297 0.0249 0.0272
09:01-10:00, Sun., 05 May. 0.0305 0.0257 0.0278
08:01-09:00, Sun., 05 May. 0.0298 0.0259 0.0279
07:01-08:00, Sun., 05 May. 0.0305 0.0262 0.0282
06:01-07:00, Sun., 05 May. 0.0310 0.0270 0.0287
05:01-06:00, Sun., 05 May. 0.0304 0.0264 0.0283
04:01-05:00, Sun., 05 May. 0.0304 0.0261 0.0284
03:01-04:00, Sun., 05 May. 0.0303 0.0267 0.0282
02:01-03:00, Sun., 05 May. 0.0298 0.0265 0.0282
01:01-02:00, Sun., 05 May. 0.0301 0.0264 0.0281
00:01-01:00, Sun., 05 May. 0.0301 0.0259 0.0277
23:01-24:00, Sat., 04 May. 0.0300 0.0258 0.0276
22:01-23:00, Sat., 04 May. 0.0301 0.0254 0.0274
21:01-22:00, Sat., 04 May. 0.0286 0.0249 0.0269
20:01-21:00, Sat., 04 May. 0.0295 0.0258 0.0275
19:01-20:00, Sat., 04 May. 0.0309 0.0260 0.0285
18:01-19:00, Sat., 04 May. 0.0352 0.0288 0.0319
17:01-18:00, Sat., 04 May. 0.0458 0.0338 0.0388
16:01-17:00, Sat., 04 May. 0.0433 0.0358 0.0393
15:01-16:00, Sat., 04 May. 0.0439 0.0355 0.0389
14:01-15:00, Sat., 04 May. 0.0356 0.0259 0.0292
13:01-14:00, Sat., 04 May. 0.0294 0.0257 0.0277
12:01-13:00, Sat., 04 May. 0.0295 0.0259 0.0274
11:01-12:00, Sat., 04 May. 0.0294 0.0263 0.0278
10:01-11:00, Sat., 04 May. 0.0300 0.0252 0.0277
09:01-10:00, Sat., 04 May. 0.0306 0.0262 0.0282
08:01-09:00, Sat., 04 May. 0.0301 0.0264 0.0285
07:01-08:00, Sat., 04 May. 0.0306 0.0258 0.0285
06:01-07:00, Sat., 04 May. 0.0305 0.0264 0.0284
05:01-06:00, Sat., 04 May. 0.0305 0.0266 0.0281
04:01-05:00, Sat., 04 May. 0.0302 0.0255 0.0282
03:01-04:00, Sat., 04 May. 0.0300 0.0266 0.0282
02:01-03:00, Sat., 04 May. 0.0308 0.0271 0.0284
01:01-02:00, Sat., 04 May. 0.0307 0.0261 0.0286
00:01-01:00, Sat., 04 May. 0.0305 0.0266 0.0282
23:01-24:00, Fri., 03 May. 0.0303 0.0265 0.0283
22:01-23:00, Fri., 03 May. 0.0297 0.0256 0.0279
21:01-22:00, Fri., 03 May. 0.0291 0.0257 0.0276
20:01-21:00, Fri., 03 May. 0.0299 0.0257 0.0276
19:01-20:00, Fri., 03 May. 0.0294 0.0256 0.0274
18:01-19:00, Fri., 03 May. 0.0294 0.0254 0.0274
17:01-18:00, Fri., 03 May. 0.0292 0.0251 0.0273
16:01-17:00, Fri., 03 May. 0.0292 0.0256 0.0275
15:01-16:00, Fri., 03 May. 0.0296 0.0249 0.0275
14:01-15:00, Fri., 03 May. 0.0295 0.0257 0.0277
13:01-14:00, Fri., 03 May. 0.0292 0.0264 0.0278
12:01-13:00, Fri., 03 May. 0.0292 0.0256 0.0277
11:01-12:00, Fri., 03 May. 0.0293 0.0252 0.0278
10:01-11:00, Fri., 03 May. 0.0298 0.0262 0.0281
09:01-10:00, Fri., 03 May. 0.0305 0.0269 0.0283
08:01-09:00, Fri., 03 May. 0.0306 0.0270 0.0284
07:01-08:00, Fri., 03 May. 0.0313 0.0265 0.0289
06:01-07:00, Fri., 03 May. 0.0304 0.0265 0.0287
05:01-06:00, Fri., 03 May. 0.0310 0.0269 0.0289
04:01-05:00, Fri., 03 May. 0.0311 0.0268 0.0287
03:01-04:00, Fri., 03 May. 0.0311 0.0270 0.0287
02:01-03:00, Fri., 03 May. 0.0304 0.0267 0.0284
01:01-02:00, Fri., 03 May. 0.0303 0.0259 0.0280
00:01-01:00, Fri., 03 May. 0.0299 0.0258 0.0278
23:01-24:00, Thu., 02 May. 0.0291 0.0254 0.0274
22:01-23:00, Thu., 02 May. 0.0294 0.0261 0.0275
21:01-22:00, Thu., 02 May. 0.0294 0.0252 0.0272
20:01-21:00, Thu., 02 May. 0.0287 0.0258 0.0273
19:01-20:00, Thu., 02 May. 0.0292 0.0252 0.0272
18:01-19:00, Thu., 02 May. 0.0300 0.0255 0.0271
17:01-18:00, Thu., 02 May. 0.0294 0.0248 0.0272
16:01-17:00, Thu., 02 May. 0.0287 0.0257 0.0272
15:01-16:00, Thu., 02 May. 0.0293 0.0256 0.0275
14:01-15:00, Thu., 02 May. 0.0290 0.0254 0.0273
13:01-14:00, Thu., 02 May. 0.0288 0.0257 0.0271
12:01-13:00, Thu., 02 May. 0.0294 0.0253 0.0274
11:01-12:00, Thu., 02 May. 0.0303 0.0268 0.0284
10:01-11:00, Thu., 02 May. 0.0314 0.0263 0.0287
09:01-10:00, Thu., 02 May. 0.0297 0.0256 0.0277
08:01-09:00, Thu., 02 May. 0.0286 0.0251 0.0271
07:01-08:00, Thu., 02 May. 0.0298 0.0255 0.0271
06:01-07:00, Thu., 02 May. 0.0299 0.0257 0.0272
05:01-06:00, Thu., 02 May. 0.0285 0.0250 0.0271
04:01-05:00, Thu., 02 May. 0.0295 0.0253 0.0276
03:01-04:00, Thu., 02 May. 0.0314 0.0265 0.0283
02:01-03:00, Thu., 02 May. 0.0328 0.0275 0.0305
01:01-02:00, Thu., 02 May. 0.0310 0.0263 0.0285
00:01-01:00, Thu., 02 May. 0.0332 0.0281 0.0306
23:01-24:00, Wed., 01 May. 0.0453 0.0323 0.0373
22:01-23:00, Wed., 01 May. 0.0487 0.0405 0.0443
21:01-22:00, Wed., 01 May. 0.0480 0.0421 0.0452
20:01-21:00, Wed., 01 May. 0.0542 0.0449 0.0490
19:01-20:00, Wed., 01 May. 0.0575 0.0501 0.0537
18:01-19:00, Wed., 01 May. 0.0564 0.0485 0.0525
17:01-18:00, Wed., 01 May. 0.0529 0.0443 0.0483
16:01-17:00, Wed., 01 May. 0.0476 0.0356 0.0405
15:01-16:00, Wed., 01 May. 0.0363 0.0265 0.0305
14:01-15:00, Wed., 01 May. 0.0287 0.0253 0.0271
13:01-14:00, Wed., 01 May. 0.0283 0.0248 0.0269
12:01-13:00, Wed., 01 May. 0.0286 0.0244 0.0268
11:01-12:00, Wed., 01 May. 0.0290 0.0247 0.0269
10:01-11:00, Wed., 01 May. 0.0293 0.0251 0.0271
09:01-10:00, Wed., 01 May. 0.0289 0.0252 0.0267
08:01-09:00, Wed., 01 May. 0.0281 0.0252 0.0268
07:01-08:00, Wed., 01 May. 0.0282 0.0250 0.0268
06:01-07:00, Wed., 01 May. 0.0291 0.0249 0.0271
05:01-06:00, Wed., 01 May. 0.0295 0.0259 0.0277
04:01-05:00, Wed., 01 May. 0.0316 0.0277 0.0297
03:01-04:00, Wed., 01 May. 0.0314 0.0269 0.0290
02:01-03:00, Wed., 01 May. 0.0307 0.0274 0.0292
01:01-02:00, Wed., 01 May. 0.0309 0.0274 0.0291
00:01-01:00, Wed., 01 May. 0.0321 0.0269 0.0294
23:01-24:00, Tue., 30 Apr. 0.0315 0.0272 0.0291
22:01-23:00, Tue., 30 Apr. 0.0306 0.0257 0.0286
21:01-22:00, Tue., 30 Apr. 0.0290 0.0255 0.0276
20:01-21:00, Tue., 30 Apr. 0.0306 0.0261 0.0284
19:01-20:00, Tue., 30 Apr. 0.0319 0.0272 0.0295
18:01-19:00, Tue., 30 Apr. 0.0341 0.0294 0.0314
17:01-18:00, Tue., 30 Apr. 0.0338 0.0296 0.0316
16:01-17:00, Tue., 30 Apr. 0.0325 0.0270 0.0300
15:01-16:00, Tue., 30 Apr. 0.0337 0.0293 0.0313
14:01-15:00, Tue., 30 Apr. 0.0347 0.0300 0.0324
13:01-14:00, Tue., 30 Apr. 0.0332 0.0281 0.0307
12:01-13:00, Tue., 30 Apr. 0.0324 0.0272 0.0296
11:01-12:00, Tue., 30 Apr. 0.0303 0.0261 0.0281
10:01-11:00, Tue., 30 Apr. 0.0324 0.0265 0.0294
09:01-10:00, Tue., 30 Apr. 0.0326 0.0283 0.0307
08:01-09:00, Tue., 30 Apr. 0.0333 0.0278 0.0309
07:01-08:00, Tue., 30 Apr. 0.0341 0.0307 0.0321
06:01-07:00, Tue., 30 Apr. 0.0363 0.0289 0.0326
05:01-06:00, Tue., 30 Apr. 0.0369 0.0326 0.0350
04:01-05:00, Tue., 30 Apr. 0.0410 0.0341 0.0363
03:01-04:00, Tue., 30 Apr. 0.0400 0.0347 0.0374
02:01-03:00, Tue., 30 Apr. 0.0416 0.0347 0.0380
01:01-02:00, Tue., 30 Apr. 0.0367 0.0316 0.0341
00:01-01:00, Tue., 30 Apr. 0.0343 0.0273 0.0309
23:01-24:00, Mon., 29 Apr. 0.0307 0.0268 0.0283
22:01-23:00, Mon., 29 Apr. 0.0318 0.0274 0.0291
21:01-22:00, Mon., 29 Apr. 0.0310 0.0273 0.0291
20:01-21:00, Mon., 29 Apr. 0.0308 0.0263 0.0278
19:01-20:00, Mon., 29 Apr. 0.0295 0.0259 0.0277
18:01-19:00, Mon., 29 Apr. 0.0298 0.0256 0.0274
17:01-18:00, Mon., 29 Apr. 0.0295 0.0253 0.0274
16:01-17:00, Mon., 29 Apr. 0.0305 0.0261 0.0278
15:01-16:00, Mon., 29 Apr. 0.0292 0.0262 0.0276
14:01-15:00, Mon., 29 Apr. 0.0295 0.0257 0.0276
13:01-14:00, Mon., 29 Apr. 0.0295 0.0259 0.0276
12:01-13:00, Mon., 29 Apr. 0.0294 0.0256 0.0275
11:01-12:00, Mon., 29 Apr. 0.0296 0.0250 0.0273
10:01-11:00, Mon., 29 Apr. 0.0295 0.0259 0.0279
09:01-10:00, Mon., 29 Apr. 0.0293 0.0263 0.0279
08:01-09:00, Mon., 29 Apr. 0.0304 0.0260 0.0281
07:01-08:00, Mon., 29 Apr. 0.0305 0.0264 0.0283
06:01-07:00, Mon., 29 Apr. 0.0295 0.0257 0.0279
05:01-06:00, Mon., 29 Apr. 0.0306 0.0264 0.0282
04:01-05:00, Mon., 29 Apr. 0.0305 0.0268 0.0281
03:01-04:00, Mon., 29 Apr. 0.0292 0.0254 0.0277
02:01-03:00, Mon., 29 Apr. 0.0295 0.0266 0.0278
01:01-02:00, Mon., 29 Apr. 0.0298 0.0252 0.0277
00:01-01:00, Mon., 29 Apr. 0.0294 0.0260 0.0277