Measurement results by the hour (Chofu) 19 Jul., 2021 - 25 Jul., 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., 25 Jul. 0.0292 0.0259 0.0277
22:01-23:00, Sun., 25 Jul. 0.0298 0.0258 0.0276
21:01-22:00, Sun., 25 Jul. 0.0299 0.0262 0.0277
20:01-21:00, Sun., 25 Jul. 0.0302 0.0259 0.0277
19:01-20:00, Sun., 25 Jul. 0.0295 0.0260 0.0277
18:01-19:00, Sun., 25 Jul. 0.0297 0.0264 0.0278
17:01-18:00, Sun., 25 Jul. 0.0300 0.0256 0.0279
16:01-17:00, Sun., 25 Jul. 0.0295 0.0264 0.0277
15:01-16:00, Sun., 25 Jul. 0.0300 0.0256 0.0277
14:01-15:00, Sun., 25 Jul. 0.0300 0.0261 0.0277
13:01-14:00, Sun., 25 Jul. 0.0295 0.0258 0.0278
12:01-13:00, Sun., 25 Jul. 0.0295 0.0263 0.0279
11:01-12:00, Sun., 25 Jul. 0.0297 0.0253 0.0275
10:01-11:00, Sun., 25 Jul. 0.0292 0.0262 0.0275
09:01-10:00, Sun., 25 Jul. 0.0298 0.0258 0.0276
08:01-09:00, Sun., 25 Jul. 0.0296 0.0254 0.0274
07:01-08:00, Sun., 25 Jul. 0.0300 0.0255 0.0276
06:01-07:00, Sun., 25 Jul. 0.0302 0.0260 0.0283
05:01-06:00, Sun., 25 Jul. 0.0310 0.0261 0.0287
04:01-05:00, Sun., 25 Jul. 0.0302 0.0264 0.0282
03:01-04:00, Sun., 25 Jul. 0.0300 0.0260 0.0280
02:01-03:00, Sun., 25 Jul. 0.0292 0.0265 0.0277
01:01-02:00, Sun., 25 Jul. 0.0297 0.0259 0.0276
00:01-01:00, Sun., 25 Jul. 0.0301 0.0261 0.0277
23:01-24:00, Sat., 24 Jul. 0.0296 0.0252 0.0276
22:01-23:00, Sat., 24 Jul. 0.0300 0.0259 0.0275
21:01-22:00, Sat., 24 Jul. 0.0302 0.0258 0.0278
20:01-21:00, Sat., 24 Jul. 0.0291 0.0258 0.0276
19:01-20:00, Sat., 24 Jul. 0.0298 0.0256 0.0275
18:01-19:00, Sat., 24 Jul. 0.0292 0.0260 0.0276
17:01-18:00, Sat., 24 Jul. 0.0296 0.0261 0.0277
16:01-17:00, Sat., 24 Jul. 0.0305 0.0259 0.0277
15:01-16:00, Sat., 24 Jul. 0.0297 0.0256 0.0278
14:01-15:00, Sat., 24 Jul. 0.0295 0.0261 0.0276
13:01-14:00, Sat., 24 Jul. 0.0288 0.0258 0.0276
12:01-13:00, Sat., 24 Jul. 0.0294 0.0259 0.0276
11:01-12:00, Sat., 24 Jul. 0.0296 0.0251 0.0274
10:01-11:00, Sat., 24 Jul. 0.0297 0.0256 0.0276
09:01-10:00, Sat., 24 Jul. 0.0296 0.0263 0.0279
08:01-09:00, Sat., 24 Jul. 0.0294 0.0254 0.0277
07:01-08:00, Sat., 24 Jul. 0.0289 0.0259 0.0277
06:01-07:00, Sat., 24 Jul. 0.0293 0.0256 0.0276
05:01-06:00, Sat., 24 Jul. 0.0295 0.0255 0.0274
04:01-05:00, Sat., 24 Jul. 0.0297 0.0253 0.0273
03:01-04:00, Sat., 24 Jul. 0.0292 0.0254 0.0275
02:01-03:00, Sat., 24 Jul. 0.0292 0.0255 0.0274
01:01-02:00, Sat., 24 Jul. 0.0292 0.0256 0.0274
00:01-01:00, Sat., 24 Jul. 0.0292 0.0259 0.0276
23:01-24:00, Fri., 23 Jul. 0.0297 0.0261 0.0282
22:01-23:00, Fri., 23 Jul. 0.0328 0.0265 0.0298
21:01-22:00, Fri., 23 Jul. 0.0359 0.0291 0.0321
20:01-21:00, Fri., 23 Jul. 0.0358 0.0274 0.0326
19:01-20:00, Fri., 23 Jul. 0.0303 0.0257 0.0273
18:01-19:00, Fri., 23 Jul. 0.0289 0.0257 0.0273
17:01-18:00, Fri., 23 Jul. 0.0287 0.0257 0.0273
16:01-17:00, Fri., 23 Jul. 0.0294 0.0258 0.0273
15:01-16:00, Fri., 23 Jul. 0.0299 0.0248 0.0272
14:01-15:00, Fri., 23 Jul. 0.0291 0.0256 0.0274
13:01-14:00, Fri., 23 Jul. 0.0292 0.0253 0.0275
12:01-13:00, Fri., 23 Jul. 0.0291 0.0259 0.0275
11:01-12:00, Fri., 23 Jul. 0.0293 0.0258 0.0274
10:01-11:00, Fri., 23 Jul. 0.0300 0.0260 0.0276
09:01-10:00, Fri., 23 Jul. 0.0291 0.0260 0.0274
08:01-09:00, Fri., 23 Jul. 0.0298 0.0252 0.0274
07:01-08:00, Fri., 23 Jul. 0.0295 0.0256 0.0276
06:01-07:00, Fri., 23 Jul. 0.0303 0.0263 0.0279
05:01-06:00, Fri., 23 Jul. 0.0299 0.0254 0.0274
04:01-05:00, Fri., 23 Jul. 0.0295 0.0254 0.0273
03:01-04:00, Fri., 23 Jul. 0.0292 0.0256 0.0274
02:01-03:00, Fri., 23 Jul. 0.0299 0.0256 0.0272
01:01-02:00, Fri., 23 Jul. 0.0293 0.0247 0.0274
00:01-01:00, Fri., 23 Jul. 0.0300 0.0251 0.0273
23:01-24:00, Thu., 22 Jul. 0.0294 0.0254 0.0275
22:01-23:00, Thu., 22 Jul. 0.0295 0.0259 0.0274
21:01-22:00, Thu., 22 Jul. 0.0291 0.0256 0.0274
20:01-21:00, Thu., 22 Jul. 0.0290 0.0254 0.0272
19:01-20:00, Thu., 22 Jul. 0.0293 0.0258 0.0273
18:01-19:00, Thu., 22 Jul. 0.0292 0.0257 0.0271
17:01-18:00, Thu., 22 Jul. 0.0291 0.0249 0.0272
16:01-17:00, Thu., 22 Jul. 0.0294 0.0257 0.0272
15:01-16:00, Thu., 22 Jul. 0.0293 0.0256 0.0276
14:01-15:00, Thu., 22 Jul. 0.0291 0.0255 0.0272
13:01-14:00, Thu., 22 Jul. 0.0292 0.0253 0.0271
12:01-13:00, Thu., 22 Jul. 0.0290 0.0258 0.0275
11:01-12:00, Thu., 22 Jul. 0.0295 0.0254 0.0273
10:01-11:00, Thu., 22 Jul. 0.0295 0.0257 0.0274
09:01-10:00, Thu., 22 Jul. 0.0295 0.0256 0.0275
08:01-09:00, Thu., 22 Jul. 0.0307 0.0269 0.0284
07:01-08:00, Thu., 22 Jul. 0.0296 0.0265 0.0280
06:01-07:00, Thu., 22 Jul. 0.0306 0.0262 0.0278
05:01-06:00, Thu., 22 Jul. 0.0288 0.0253 0.0275
04:01-05:00, Thu., 22 Jul. 0.0295 0.0256 0.0274
03:01-04:00, Thu., 22 Jul. 0.0291 0.0253 0.0270
02:01-03:00, Thu., 22 Jul. 0.0292 0.0244 0.0271
01:01-02:00, Thu., 22 Jul. 0.0300 0.0252 0.0271
00:01-01:00, Thu., 22 Jul. 0.0296 0.0253 0.0271
23:01-24:00, Wed., 21 Jul. 0.0294 0.0257 0.0269
22:01-23:00, Wed., 21 Jul. 0.0292 0.0255 0.0270
21:01-22:00, Wed., 21 Jul. 0.0290 0.0247 0.0270
20:01-21:00, Wed., 21 Jul. 0.0292 0.0251 0.0273
19:01-20:00, Wed., 21 Jul. 0.0289 0.0253 0.0270
18:01-19:00, Wed., 21 Jul. 0.0296 0.0253 0.0272
17:01-18:00, Wed., 21 Jul. 0.0292 0.0255 0.0272
16:01-17:00, Wed., 21 Jul. 0.0302 0.0247 0.0272
15:01-16:00, Wed., 21 Jul. 0.0287 0.0243 0.0268
14:01-15:00, Wed., 21 Jul. 0.0289 0.0253 0.0271
13:01-14:00, Wed., 21 Jul. 0.0288 0.0256 0.0273
12:01-13:00, Wed., 21 Jul. 0.0292 0.0257 0.0273
11:01-12:00, Wed., 21 Jul. 0.0285 0.0255 0.0271
10:01-11:00, Wed., 21 Jul. 0.0287 0.0251 0.0272
09:01-10:00, Wed., 21 Jul. 0.0287 0.0254 0.0271
08:01-09:00, Wed., 21 Jul. 0.0296 0.0256 0.0271
07:01-08:00, Wed., 21 Jul. 0.0294 0.0249 0.0270
06:01-07:00, Wed., 21 Jul. 0.0295 0.0249 0.0271
05:01-06:00, Wed., 21 Jul. 0.0291 0.0241 0.0272
04:01-05:00, Wed., 21 Jul. 0.0286 0.0247 0.0270
03:01-04:00, Wed., 21 Jul. 0.0296 0.0254 0.0272
02:01-03:00, Wed., 21 Jul. 0.0287 0.0250 0.0272
01:01-02:00, Wed., 21 Jul. 0.0290 0.0252 0.0271
00:01-01:00, Wed., 21 Jul. 0.0292 0.0251 0.0271
23:01-24:00, Tue., 20 Jul. 0.0290 0.0249 0.0269
22:01-23:00, Tue., 20 Jul. 0.0300 0.0247 0.0268
21:01-22:00, Tue., 20 Jul. 0.0280 0.0253 0.0268
20:01-21:00, Tue., 20 Jul. 0.0294 0.0256 0.0270
19:01-20:00, Tue., 20 Jul. 0.0282 0.0254 0.0268
18:01-19:00, Tue., 20 Jul. 0.0289 0.0255 0.0270
17:01-18:00, Tue., 20 Jul. 0.0286 0.0252 0.0269
16:01-17:00, Tue., 20 Jul. 0.0299 0.0249 0.0268
15:01-16:00, Tue., 20 Jul. 0.0287 0.0247 0.0271
14:01-15:00, Tue., 20 Jul. 0.0294 0.0248 0.0272
13:01-14:00, Tue., 20 Jul. 0.0288 0.0256 0.0271
12:01-13:00, Tue., 20 Jul. 0.0288 0.0248 0.0272
11:01-12:00, Tue., 20 Jul. 0.0292 0.0249 0.0272
10:01-11:00, Tue., 20 Jul. 0.0285 0.0255 0.0272
09:01-10:00, Tue., 20 Jul. 0.0292 0.0252 0.0271
08:01-09:00, Tue., 20 Jul. 0.0292 0.0253 0.0271
07:01-08:00, Tue., 20 Jul. 0.0299 0.0248 0.0272
06:01-07:00, Tue., 20 Jul. 0.0284 0.0251 0.0269
05:01-06:00, Tue., 20 Jul. 0.0295 0.0253 0.0272
04:01-05:00, Tue., 20 Jul. 0.0293 0.0257 0.0271
03:01-04:00, Tue., 20 Jul. 0.0287 0.0245 0.0266
02:01-03:00, Tue., 20 Jul. 0.0291 0.0252 0.0269
01:01-02:00, Tue., 20 Jul. 0.0289 0.0247 0.0267
00:01-01:00, Tue., 20 Jul. 0.0286 0.0247 0.0267
23:01-24:00, Mon., 19 Jul. 0.0285 0.0250 0.0267
22:01-23:00, Mon., 19 Jul. 0.0290 0.0250 0.0269
21:01-22:00, Mon., 19 Jul. 0.0293 0.0249 0.0268
20:01-21:00, Mon., 19 Jul. 0.0292 0.0249 0.0266
19:01-20:00, Mon., 19 Jul. 0.0290 0.0253 0.0270
18:01-19:00, Mon., 19 Jul. 0.0287 0.0249 0.0269
17:01-18:00, Mon., 19 Jul. 0.0289 0.0237 0.0268
16:01-17:00, Mon., 19 Jul. 0.0299 0.0248 0.0269
15:01-16:00, Mon., 19 Jul. 0.0287 0.0252 0.0267
14:01-15:00, Mon., 19 Jul. 0.0293 0.0250 0.0269
13:01-14:00, Mon., 19 Jul. 0.0288 0.0249 0.0269
12:01-13:00, Mon., 19 Jul. 0.0297 0.0250 0.0270
11:01-12:00, Mon., 19 Jul. 0.0297 0.0249 0.0271
10:01-11:00, Mon., 19 Jul. 0.0290 0.0253 0.0271
09:01-10:00, Mon., 19 Jul. 0.0294 0.0259 0.0273
08:01-09:00, Mon., 19 Jul. 0.0294 0.0250 0.0274
07:01-08:00, Mon., 19 Jul. 0.0300 0.0246 0.0270
06:01-07:00, Mon., 19 Jul. 0.0289 0.0256 0.0271
05:01-06:00, Mon., 19 Jul. 0.0292 0.0250 0.0276
04:01-05:00, Mon., 19 Jul. 0.0301 0.0261 0.0276
03:01-04:00, Mon., 19 Jul. 0.0301 0.0257 0.0275
02:01-03:00, Mon., 19 Jul. 0.0285 0.0250 0.0269
01:01-02:00, Mon., 19 Jul. 0.0289 0.0252 0.0269
00:01-01:00, Mon., 19 Jul. 0.0281 0.0253 0.0267