Group Environmental KPIs
|
Group-wide |
2012 |
2011 |
Comment |
CO2 Emissions (tonnes) |
75,200 |
83,079 |
Reduction a result of less flaring at Kambuna field |
CO2 Emissions (tonnes
per thousand tonnes
production) |
120 |
77 |
Increased on a unit basis as production was lower and used thousand tonnes production) more diesel as a result of extensive drilling operations. Below OGP average of 133 |
GHG emissions
(tonnes per thousand
tonnes production) |
138 |
80 |
See above. Below OGP average of 159 |
Flaring and venting
(MMscf) |
6.2 |
47.0 |
Reduction in production at Kambuna |
Flaring and venting
(tonnes per thousand
tonnes of production) |
0.22 |
0.99 |
Below OGP average of 15.73 |
Oil and chemical spills |
5 |
15 |
Leaks were small scale from a corroded condensate line which had been replaced |
Oil and chemical spills
– total spilt (tonnes) |
0.14 |
1.11 |
See above |
Oil and chemical spills
– released to the environment (tonnes) |
0.14 |
1,293 |
See above |
Tonnes of oil to the
environment per million
tonnes of production |
0.26 |
1.02 |
Below OGP average of 7.94 |
Produced water
discharged (tonnes) |
11,612 |
19,900 |
|
Oil in produced water
discharged (tonnes) |
0.58 |
0.80 |
|
Oil in produced water
(tonnes per million
tonnes production) |
0.93 |
0.74 |
Below OGP average of 6.74 |