S/N SAMPLED AREA GEOGRAPHICAL LOCATION RADIATION LEVEL    mRh-! AVE. RAD. VALUE         mRh-! EQ. DOSE
mSvy-1
RAD 50 RAD 100
1 Crude Flow Pipe NO5 32.297’
E005 53.780’
0.019 0.018 0.019±0.004 1.6±0.3
2 Natural Gas Compressor NO5 26.021’
E005 52.940
0.025’ 0.019 0.022±0.008 1.9±0.7
3 Flow station entrance NO5 26..057’
E005 52.926’
0.017 0.018 0.018±0.007 1.5±0.6
4 Well 7 NO5 25.918’
E005 53.014’
0.021 0.024 0.223±0.009 1.9±0.8
5 Pegging Manifold N05 26.062’
E005 52.901’’
0.019 0.021 0.020±0.008 1.7±0.6
6 Well 10 N05 25.671’
E005 52.930’
0.016 0.018 0.017±0.006 1.4±0.5
7 Flare  Stack Site N05 26.141
E005 52.653
0.024 0.025 0.025±0.011 2.1±0.8
8 Well 5 NO5 25.701’
E005 52.608’
0.018 0.020 0.019±0.009 1.6±0.7
9 Olorogu Gas Plant NO5 25.701’
E005 52.608’
0.028 0.034 0.031±0.010 2.6±0.8
10 Otujeremi Town NO5 25.865’
E005 52.567’
0.022 0.020 0.021±0.007 1.8±0.6
  MEAN FIELD LEVELS     0.021±0.008 1.8±0.7
Table 1: Otorogu Oil and Gas Field Background Radiation Level.