Table 3 Outdoor annual effective dose rates according to Taraba geology.
Formations | Min. OAED (\(\:\text{m}\text{S}\text{v}{y}^{-1}\)) 0.02 | Max. OAED (\(\:\text{m}\text{S}\text{v}{y}^{-1}\)) | ||
|---|---|---|---|---|
Mean OAED (\(\:\text{m}\text{S}\text{v}{y}^{-1}\)) | Std. Error (\(\:\text{m}\text{S}\text{v}{y}^{-1}\)) | |||
UBG | 0.01 | 10.38 | 0.18 | 0.026 |
ALL | 0.04 | 0.089 | 0.04 | 0.002 |
BTR | 0.05 | 0.120 | 0.06 | 0.003 |
BSS | 0.02 | 0.139 | 0.09 | 0.002 |
BLS | 0.01 | 0.134 | 0.07 | 0.002 |