Summary
This technical report details the Awele-3D seismic study conducted in the Niger Delta, focusing on the acquisition and processing of seismic data in the region. The report outlines the significant increase in exploration activities following the 2021 update to the Nigerian Petroleum Industry Act, particularly in the shale diapir zone. The study involved the acquisition of approximately 11,500 km² of 3D seismic data, marking a notable advancement in offshore seismic exploration in Nigeria. The report describes the methodologies employed, including a triple source configuration and advanced seismic processing techniques such as Dynamic Matching Full Waveform Inversion. It emphasizes the importance of quality control processes during seismic data processing to ensure data integrity and optimal reservoir characterization. Additionally, the geological setting of the Niger Delta is discussed, highlighting the complexities of the mobile shale structures and the need for high-quality seismic data to accurately image subsurface features. The report also presents various QC attributes and examples from the deblending and deghosting processes, illustrating the effectiveness of the applied methodologies.
