Communities

Solid Minerals

Mean BIR Levels (mR/hr)

Equivalent Dose Rate (mSv/yr)

Ogugu

Limestone

0.016 ± 0.005

1.37 ± 0.04

Enugu-Ekulu

Clay

0.020 ± 0.003

1.64 ± 0.24

Awgu

Bitumen

0.019 ± 0.007

1.56 ± 0.05

Awkuke

Ironstone

0.020 ± 0.00

1.64 ± 0.09

Ama-echi

Silica

0.019 ± 0.002

1.58 ± 0.19

Uzo-uwani

Kaolin

0.014 ± 0.008

1.16 ± 0.05

Enugu North

Gypsum

0.017 ± 0.002

1.37 ± 0.17

Nsude

Glass-sand

0.015 ± 0.001

1.28 ± 0.09

Average

0.018 ± 0.004

1.51 ± 0.04