Table 4 Radon concentration after using optimized mitigation system (Bq m−3)
M 1 Min.–Max. (mean) | M 2 Min.–Max. (mean) | M 3 Min.–Max. (mean) | Three locations (Ave.) | |
|---|---|---|---|---|
Monday | 79 ± 34–415 ± 54 (166 ± 44) | 91 ± 48–334 ± 77 (166 ± 43) | 170 ± 44–389 ± 95 (216 ± 53) | 196 ± 53 |
Tuesday | 103 ± 32–405 ± 89 (161 ± 44) | 113 ± 30–463 ± 101 (173 ± 44) | 148 ± 41–350 ± 82 (199 ± 49) | 191 ± 54 |
Wednesday | 91 ± 32–391 ± 88 (150 ± 40) | 91 ± 30–473 ± 103 (176 ± 48) | 145 ± 38–383 ± 84 (201 ± 53) | 159 ± 44 |
Thursday | 90 ± 30–415 ± 97 (174 ± 47) | 91 ± 35–313 ± 77 (160 ± 43) | 129 ± 37–402 ± 93 (180 ± 49) | 185 ± 49 |
Friday | 126 ± 32–405 ± 92 (182 ± 49) | 90 ± 35–331 ± 81 (166 ± 43) | 130 ± 35–472 ± 97 (186 ± 50) | 192 ± 53 |
Average | 166 ± 45 | 209 ± 44 | 196 ± 51 | |
\(\sum \mathrm{Average}\) | 205 ± 49 | |||