Below is a map of the concession
blocks in the Angolan offshore basin.
In order to view more specifics about operators and production in the
blocks, drag your mouse over a block. 
For more information please contact: ccc@sonangol.co.ao
For more information please contact: ccc@sonangol.co.ao
| Companies | Participation | Situation | Comments | Reserves |
| Cabgoc (Operator) | 39.2% | Current Production | ||
| Sonangol | 41% | ~450.000 bopd | ||
| Elf | 10% | |||
| Agip | 9.8% |
| Companies | Participation | Situation | Comments | Reserves |
| Agip (Operator) | 50% | Current Production | ||
| Elf | 25% | ~1.700 bopd | ||
| Petrogal | 10% | |||
| Ina/nafta-Plin | 9.8% | |||
| Ina/nafta-gas | 9.8% |
| Companies | Participation | Situation | Comments | Reserves |
| Texaco (Operator) | 20% | Current Production | Pred. 155 MM | |
| Total | 27.5% | ~68.000 bopd | bbls | |
| Braspetro | 10% | |||
| Sonangol | 9.8% |
| Companies | Participation | Situation | Comments | Reserves |
| TotalFinaElf (Operator) | 50% | Current Production | ||
| Ajoco-Ajex | 25% | ~160.000 bopd | ||
| Agip | 15% | |||
| Nafta Gás | 5% | |||
| Ina-Nafta Plin | 5% |
| Companies | Participation | Situation | Comments | Reserves |
| Sonangol P&P (Operator) | 100% | Current Production | ||
| ~2.300 bopd | ||||
| Elf | 10% | |||
| Agip | 9.8% |
| Companies | Participation | Situation | Comments | Reserves |
| Sonangol P&P (Operator) | 30% | Exploration | 3D Seismic interpretation | |
| Bp-amoco | 27.5% | ~450.000 bopd | ||
| Norsk-Hydro | 27.5% | |||
| Nafta | 15% |
| Companies | Participation | Situation | Comments | Reserves |
| Phillips (Operator) | 40% | Abandoned | ||
| Eagle Energy | 30% | ~450.000 bopd | ||
| PetroInette | 30% |
| Companies | Participation | Situation | Comments | Reserves |
| Texaco (Operator) | 40% | Exploration | 2nd well likely | |
| Mobil | 35% | |||
| Eagle Energy | 15% | |||
| Norsk-Hydro | 10% |
| Companies | Participation | Situation | Comments | Reserves |
| Cabgoc (Operator) | 31% | Current Production | Development phase | |
| Agip | 20% | ~61.000 bopd | from Kuito | |
| TotalFina | 20% | |||
| Sonangol | 20% | |||
| Petrogal | 9% |
| Companies | Participation | Situation | Comments | Reserves |
| Esso (Operator) | 40% | Exploration | ||
| Bp-amoco | 30% | ~450.000 bopd | ||
| Agip | 20% | |||
| Statoil | 13.33% |
| Companies | Participation | Situation | Comments | Reserves |
| Block is currently in negotiation |
| Companies | Participation | Situation | Comments | Reserves |
| TotalFinaElf (Operator) | 35% | Exploration | ||
| Esso | 20% | |||
| Bp/Amogo | 16.67% | |||
| Statoil | 13.33% | |||
| Norsk Hydro | 10% | |||
| TotalFina | 5% |
| Companies | Participation | Situation | Comments | Reserves |
| bp (Operator) | 50% | Exploration | 600-800 MM | |
| Shell | 50% | Currently drilling the well Plutonio-2B | bbls |
| Companies | Participation | Situation | Comments | Reserves |
| TotalLFina (Operator) | 30% | Exploration | Predicted drilling of the first well July 2001 with seismic interpretation continuing. | |
| Ranger Oil | 25% | ~450.000 bopd | ||
| Ocean Energy | 20% | |||
| Sonangol | 20% | |||
| Naftha | 5% |
| Companies | Participation | Situation | Comments | Reserves |
| Exxon/Mobil (Operator) | 50% | Exploration | ||
| Texaco | 50% |
| Companies | Participation | Situation | Comments | Reserves |
| Bhp (Operator) | 30% | Exploration | Well Iona-1 in July 2001 | |
| bp (Operator) | 20% | drilling | ||
| Esso | 20% | |||
| Sonangol | 20% | |||
| Shell | 10% |
| Companies | Participation | Situation | Comments | Reserves |
| Texaco (Operator) | 40% | Exploration | First well in 2002 | |
| Esso | 25% | |||
| Sonangol | 20% | |||
| Bhp | 15% |
| Companies | Participation | Situation | Comments | Reserves |
| Esso (Operator) | 50% | Exploration | Semba Well: in drilling | |
| Ocean Energy | 15% | ~450.000 bopd | Testing showed the well | |
| Petronas | 15% | produced 2,500 bbls, | ||
| Sonangol | 20% | a subcomercial find. |
| Companies | Participation | Situation | Comments | Reserves |
| Agip (Operator) | 40% | Exploration | Well Leão: dry | |
| Esso | 35% | Well Leão : | Review of seismic data | |
| Sonangol | 25% | Dry | ca. |
| Companies | Participation | Situation | Comments | Reserves |
| bp (Operator) | 26.67% | Exploration | 1st exploratory block in the | |
| Esso | 25% | ~450.000 bopd | 2nd semester of 2001 | |
| Statoil | 13.33% | |||
| Marathon | 10% | |||
| Epa(Block31)Ltd | 5% | |||
| Sonangol | 20% |
| Companies | Participation | Situation | Comments | Reserves |
| TotalFinaElf (Operator) | 30% | Exploration | Acquisition of 5,900 Km2 of | |
| Esso | 15% | seismic 3D July-Oct.2000 | ||
| Prodev | 20% | |||
| Marathon | 10% | |||
| Petrogal | 5% | |||
| Sonangol | 20% |
| Companies | Participation | Situation | Comments | Reserves |
| Esso (Operator) | 45% | Exploration | ||
| Sonangol | 20% | |||
| Epa(Block33)Ltd | 15% | |||
| Falcon Oil | 10% | |||
| Petrogal | 5% | |||
| Naftha | 5% |