Measurement results by the hour (Chofu) 1 Jul., 2019 - 7 Jul., 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., 07 Jul. 0.0299 0.0260 0.0274
22:01-23:00, Sun., 07 Jul. 0.0312 0.0263 0.0285
21:01-22:00, Sun., 07 Jul. 0.0326 0.0288 0.0303
20:01-21:00, Sun., 07 Jul. 0.0363 0.0302 0.0330
19:01-20:00, Sun., 07 Jul. 0.0428 0.0328 0.0381
18:01-19:00, Sun., 07 Jul. 0.0410 0.0323 0.0364
17:01-18:00, Sun., 07 Jul. 0.0341 0.0287 0.0317
16:01-17:00, Sun., 07 Jul. 0.0325 0.0286 0.0305
15:01-16:00, Sun., 07 Jul. 0.0314 0.0280 0.0297
14:01-15:00, Sun., 07 Jul. 0.0325 0.0288 0.0306
13:01-14:00, Sun., 07 Jul. 0.0330 0.0283 0.0309
12:01-13:00, Sun., 07 Jul. 0.0327 0.0284 0.0305
11:01-12:00, Sun., 07 Jul. 0.0326 0.0268 0.0297
10:01-11:00, Sun., 07 Jul. 0.0338 0.0278 0.0306
09:01-10:00, Sun., 07 Jul. 0.0372 0.0314 0.0343
08:01-09:00, Sun., 07 Jul. 0.0397 0.0336 0.0360
07:01-08:00, Sun., 07 Jul. 0.0408 0.0337 0.0371
06:01-07:00, Sun., 07 Jul. 0.0371 0.0319 0.0348
05:01-06:00, Sun., 07 Jul. 0.0353 0.0302 0.0328
04:01-05:00, Sun., 07 Jul. 0.0344 0.0302 0.0319
03:01-04:00, Sun., 07 Jul. 0.0336 0.0302 0.0317
02:01-03:00, Sun., 07 Jul. 0.0347 0.0298 0.0322
01:01-02:00, Sun., 07 Jul. 0.0345 0.0309 0.0324
00:01-01:00, Sun., 07 Jul. 0.0361 0.0319 0.0336
23:01-24:00, Sat., 06 Jul. 0.0358 0.0301 0.0331
22:01-23:00, Sat., 06 Jul. 0.0322 0.0274 0.0296
21:01-22:00, Sat., 06 Jul. 0.0291 0.0245 0.0273
20:01-21:00, Sat., 06 Jul. 0.0294 0.0255 0.0274
19:01-20:00, Sat., 06 Jul. 0.0294 0.0254 0.0269
18:01-19:00, Sat., 06 Jul. 0.0290 0.0248 0.0269
17:01-18:00, Sat., 06 Jul. 0.0283 0.0244 0.0267
16:01-17:00, Sat., 06 Jul. 0.0290 0.0240 0.0268
15:01-16:00, Sat., 06 Jul. 0.0292 0.0250 0.0269
14:01-15:00, Sat., 06 Jul. 0.0284 0.0253 0.0270
13:01-14:00, Sat., 06 Jul. 0.0289 0.0256 0.0271
12:01-13:00, Sat., 06 Jul. 0.0292 0.0252 0.0271
11:01-12:00, Sat., 06 Jul. 0.0288 0.0254 0.0272
10:01-11:00, Sat., 06 Jul. 0.0285 0.0251 0.0268
09:01-10:00, Sat., 06 Jul. 0.0293 0.0247 0.0268
08:01-09:00, Sat., 06 Jul. 0.0297 0.0256 0.0276
07:01-08:00, Sat., 06 Jul. 0.0306 0.0262 0.0286
06:01-07:00, Sat., 06 Jul. 0.0292 0.0252 0.0272
05:01-06:00, Sat., 06 Jul. 0.0291 0.0254 0.0270
04:01-05:00, Sat., 06 Jul. 0.0299 0.0259 0.0281
03:01-04:00, Sat., 06 Jul. 0.0345 0.0286 0.0315
02:01-03:00, Sat., 06 Jul. 0.0382 0.0334 0.0355
01:01-02:00, Sat., 06 Jul. 0.0394 0.0352 0.0369
00:01-01:00, Sat., 06 Jul. 0.0396 0.0328 0.0356
23:01-24:00, Fri., 05 Jul. 0.0368 0.0320 0.0344
22:01-23:00, Fri., 05 Jul. 0.0341 0.0289 0.0317
21:01-22:00, Fri., 05 Jul. 0.0326 0.0285 0.0305
20:01-21:00, Fri., 05 Jul. 0.0309 0.0261 0.0286
19:01-20:00, Fri., 05 Jul. 0.0293 0.0258 0.0272
18:01-19:00, Fri., 05 Jul. 0.0291 0.0255 0.0272
17:01-18:00, Fri., 05 Jul. 0.0289 0.0254 0.0272
16:01-17:00, Fri., 05 Jul. 0.0289 0.0253 0.0272
15:01-16:00, Fri., 05 Jul. 0.0288 0.0258 0.0274
14:01-15:00, Fri., 05 Jul. 0.0295 0.0252 0.0272
13:01-14:00, Fri., 05 Jul. 0.0292 0.0254 0.0275
12:01-13:00, Fri., 05 Jul. 0.0289 0.0250 0.0271
11:01-12:00, Fri., 05 Jul. 0.0292 0.0253 0.0271
10:01-11:00, Fri., 05 Jul. 0.0289 0.0252 0.0270
09:01-10:00, Fri., 05 Jul. 0.0296 0.0253 0.0269
08:01-09:00, Fri., 05 Jul. 0.0289 0.0247 0.0272
07:01-08:00, Fri., 05 Jul. 0.0288 0.0250 0.0270
06:01-07:00, Fri., 05 Jul. 0.0302 0.0254 0.0270
05:01-06:00, Fri., 05 Jul. 0.0294 0.0255 0.0272
04:01-05:00, Fri., 05 Jul. 0.0294 0.0252 0.0276
03:01-04:00, Fri., 05 Jul. 0.0294 0.0264 0.0277
02:01-03:00, Fri., 05 Jul. 0.0297 0.0248 0.0274
01:01-02:00, Fri., 05 Jul. 0.0292 0.0247 0.0273
00:01-01:00, Fri., 05 Jul. 0.0294 0.0252 0.0271
23:01-24:00, Thu., 04 Jul. 0.0293 0.0252 0.0273
22:01-23:00, Thu., 04 Jul. 0.0283 0.0252 0.0269
21:01-22:00, Thu., 04 Jul. 0.0288 0.0246 0.0271
20:01-21:00, Thu., 04 Jul. 0.0288 0.0250 0.0271
19:01-20:00, Thu., 04 Jul. 0.0293 0.0249 0.0271
18:01-19:00, Thu., 04 Jul. 0.0285 0.0253 0.0270
17:01-18:00, Thu., 04 Jul. 0.0286 0.0242 0.0272
16:01-17:00, Thu., 04 Jul. 0.0293 0.0254 0.0273
15:01-16:00, Thu., 04 Jul. 0.0299 0.0258 0.0279
14:01-15:00, Thu., 04 Jul. 0.0329 0.0277 0.0297
13:01-14:00, Thu., 04 Jul. 0.0332 0.0273 0.0303
12:01-13:00, Thu., 04 Jul. 0.0309 0.0271 0.0289
11:01-12:00, Thu., 04 Jul. 0.0332 0.0291 0.0309
10:01-11:00, Thu., 04 Jul. 0.0326 0.0274 0.0297
09:01-10:00, Thu., 04 Jul. 0.0329 0.0281 0.0307
08:01-09:00, Thu., 04 Jul. 0.0327 0.0276 0.0303
07:01-08:00, Thu., 04 Jul. 0.0314 0.0271 0.0289
06:01-07:00, Thu., 04 Jul. 0.0306 0.0254 0.0282
05:01-06:00, Thu., 04 Jul. 0.0289 0.0252 0.0270
04:01-05:00, Thu., 04 Jul. 0.0303 0.0254 0.0270
03:01-04:00, Thu., 04 Jul. 0.0301 0.0246 0.0268
02:01-03:00, Thu., 04 Jul. 0.0296 0.0254 0.0271
01:01-02:00, Thu., 04 Jul. 0.0299 0.0262 0.0276
00:01-01:00, Thu., 04 Jul. 0.0293 0.0259 0.0276
23:01-24:00, Wed., 03 Jul. 0.0305 0.0271 0.0286
22:01-23:00, Wed., 03 Jul. 0.0313 0.0270 0.0291
21:01-22:00, Wed., 03 Jul. 0.0310 0.0271 0.0292
20:01-21:00, Wed., 03 Jul. 0.0313 0.0260 0.0284
19:01-20:00, Wed., 03 Jul. 0.0303 0.0261 0.0284
18:01-19:00, Wed., 03 Jul. 0.0304 0.0261 0.0282
17:01-18:00, Wed., 03 Jul. 0.0309 0.0271 0.0288
16:01-17:00, Wed., 03 Jul. 0.0302 0.0265 0.0285
15:01-16:00, Wed., 03 Jul. 0.0300 0.0264 0.0281
14:01-15:00, Wed., 03 Jul. 0.0299 0.0265 0.0281
13:01-14:00, Wed., 03 Jul. 0.0307 0.0264 0.0283
12:01-13:00, Wed., 03 Jul. 0.0301 0.0263 0.0285
11:01-12:00, Wed., 03 Jul. 0.0308 0.0267 0.0284
10:01-11:00, Wed., 03 Jul. 0.0293 0.0256 0.0278
09:01-10:00, Wed., 03 Jul. 0.0294 0.0263 0.0281
08:01-09:00, Wed., 03 Jul. 0.0305 0.0260 0.0280
07:01-08:00, Wed., 03 Jul. 0.0301 0.0267 0.0282
06:01-07:00, Wed., 03 Jul. 0.0305 0.0260 0.0287
05:01-06:00, Wed., 03 Jul. 0.0313 0.0277 0.0292
04:01-05:00, Wed., 03 Jul. 0.0318 0.0269 0.0287
03:01-04:00, Wed., 03 Jul. 0.0304 0.0270 0.0284
02:01-03:00, Wed., 03 Jul. 0.0312 0.0268 0.0284
01:01-02:00, Wed., 03 Jul. 0.0301 0.0269 0.0286
00:01-01:00, Wed., 03 Jul. 0.0306 0.0262 0.0281
23:01-24:00, Tue., 02 Jul. 0.0308 0.0263 0.0282
22:01-23:00, Tue., 02 Jul. 0.0297 0.0258 0.0279
21:01-22:00, Tue., 02 Jul. 0.0306 0.0266 0.0281
20:01-21:00, Tue., 02 Jul. 0.0299 0.0255 0.0278
19:01-20:00, Tue., 02 Jul. 0.0308 0.0256 0.0278
18:01-19:00, Tue., 02 Jul. 0.0296 0.0260 0.0279
17:01-18:00, Tue., 02 Jul. 0.0301 0.0260 0.0281
16:01-17:00, Tue., 02 Jul. 0.0303 0.0261 0.0279
15:01-16:00, Tue., 02 Jul. 0.0301 0.0262 0.0279
14:01-15:00, Tue., 02 Jul. 0.0298 0.0263 0.0280
13:01-14:00, Tue., 02 Jul. 0.0294 0.0259 0.0277
12:01-13:00, Tue., 02 Jul. 0.0305 0.0255 0.0276
11:01-12:00, Tue., 02 Jul. 0.0297 0.0259 0.0279
10:01-11:00, Tue., 02 Jul. 0.0293 0.0253 0.0275
09:01-10:00, Tue., 02 Jul. 0.0293 0.0262 0.0277
08:01-09:00, Tue., 02 Jul. 0.0300 0.0258 0.0281
07:01-08:00, Tue., 02 Jul. 0.0334 0.0269 0.0300
06:01-07:00, Tue., 02 Jul. 0.0353 0.0308 0.0327
05:01-06:00, Tue., 02 Jul. 0.0336 0.0270 0.0301
04:01-05:00, Tue., 02 Jul. 0.0290 0.0249 0.0276
03:01-04:00, Tue., 02 Jul. 0.0294 0.0248 0.0270
02:01-03:00, Tue., 02 Jul. 0.0287 0.0257 0.0272
01:01-02:00, Tue., 02 Jul. 0.0290 0.0254 0.0271
00:01-01:00, Tue., 02 Jul. 0.0290 0.0250 0.0271
23:01-24:00, Mon., 01 Jul. 0.0302 0.0261 0.0275
22:01-23:00, Mon., 01 Jul. 0.0306 0.0256 0.0286
21:01-22:00, Mon., 01 Jul. 0.0334 0.0293 0.0313
20:01-21:00, Mon., 01 Jul. 0.0324 0.0261 0.0292
19:01-20:00, Mon., 01 Jul. 0.0289 0.0250 0.0272
18:01-19:00, Mon., 01 Jul. 0.0296 0.0260 0.0280
17:01-18:00, Mon., 01 Jul. 0.0313 0.0265 0.0291
16:01-17:00, Mon., 01 Jul. 0.0317 0.0267 0.0287
15:01-16:00, Mon., 01 Jul. 0.0294 0.0255 0.0274
14:01-15:00, Mon., 01 Jul. 0.0298 0.0260 0.0279
13:01-14:00, Mon., 01 Jul. 0.0323 0.0269 0.0292
12:01-13:00, Mon., 01 Jul. 0.0350 0.0293 0.0327
11:01-12:00, Mon., 01 Jul. 0.0371 0.0285 0.0339
10:01-11:00, Mon., 01 Jul. 0.0362 0.0282 0.0320
09:01-10:00, Mon., 01 Jul. 0.0475 0.0347 0.0415
08:01-09:00, Mon., 01 Jul. 0.0465 0.0348 0.0405
07:01-08:00, Mon., 01 Jul. 0.0353 0.0256 0.0288
06:01-07:00, Mon., 01 Jul. 0.0307 0.0261 0.0279
05:01-06:00, Mon., 01 Jul. 0.0289 0.0247 0.0270
04:01-05:00, Mon., 01 Jul. 0.0289 0.0249 0.0270
03:01-04:00, Mon., 01 Jul. 0.0292 0.0254 0.0273
02:01-03:00, Mon., 01 Jul. 0.0290 0.0254 0.0270
01:01-02:00, Mon., 01 Jul. 0.0290 0.0252 0.0271
00:01-01:00, Mon., 01 Jul. 0.0289 0.0251 0.0270