Ajibola Owoyemi

• Working in BPX Eagle ford field; Analysis of ditch cuttings and picking of reservoir tops, gas monitoring and generation of mud logs
• Reservoir of interest are Escondido, Olmos, Anacacho, Austin chalk and Eagle Ford.

• Well bore stability and drilling hazard analysis and pre-drill pore pressure prediction for new drill
• Validation of well bore pre-drill trajectories ensure wells objectives are in-scope, peer reviews well results, hole section look-back, and stakeholders' engagement as concerns arise during well drilling operations
• Provide oversight for quality wellsite data acquisition Global G&G engagements
• Track and monitor NMA Geologic Non-Productive Time (GNPT) Global G&G SOP initiative, G&G ops global technical workshop, Well sitting, picking core depth and quick look interpretation of side wall core
• Contracts: Wireline, Core Handling, Mud- logging, Coring, and Pore Pressure prediction
• Permit Well link Access and Interact approvals, direct real-time well monitoring in Lekki, and synchronize data transmission to DSC center in Houston.

• Usan Deep water Asset Team
• Reservoir characterization & static modeling of R500 and R600 reservoir series using Petrel
• Utilizing models to maximize well placement, Planned, developed drilling packages and monitored drilling progress of development wells
• Geophysical support: prediction of oil water contacts from seismic, technical review of 4D monitor 2 acquisition and Formation evaluation activities including petrophysical evaluations of Usan well logs
• Remapped and completed full P1 assessment of all reservoirs in the Usan field; Generated Thickness, Porosity and NTG maps, Net pay and Hydrocarbon pore thickness map
• Estimated map base volumetric for P1 STOOIP for R600 reservoirs (R-605a, R-605b, R605c, R-630, R-635 and R-670) and R500 reservoirs series (R-515, R-530 & R-560)
• Introduced workflow in Usan core reserves validation (CRV) and RAC review and added 14MMBO (Chevron share) to Usan P1 reserves
• Completed review of 2P and 3P STOOIP of all reservoirs in Usan field
• Matured the ten development wells prospect and generated well trajectory and well location reports, utilizing, seismic data, well logs, pressure data and other geological and geophysical data
• Updated Reservoir maps and static models based on results of new wells, cores data, well logs etc
• Taught 2013 Immersion class, intro to Earth modeling, and intro to GOCAD
• Offered Earth science advice to engineers in Usan Team
• Represented the Usan at 2013 RMP workshops and defended ChevronTexaco interest at partners meeting.

• Constructed stratigraphic model for deltaic Shoreface environment to match Okan deposition setting in a billion-barrel field
• Facies Modeling for several reservoirs in Nigerian Mid-Africa Assets and decided Deposition facies cut-off using three Petrophysical properties to predict available well logs
• Linked rock facies logs for whole field and created facies proportion maps, vertical proportion curve, and training image
• Used external histogram to measure porosity uncertainty; in the variogram length, uncertainty was handled by modeling low mid and high
• Detailed variogram analysis carried out for two reservoir first per rock layers, then per facies
• Merged products to produce MPS probabilistic stratigraphic model the field reservoirs.
• Cross plotted petrophysical properties to derived transform for populating reservoir model,
• Water saturation (Sw), porosity vs depth, porosity vs

Permeability etc

• Utilized Seismic band limited impedance to calculate average porosity trend maps for the reservoirs of interest.
• Integrated all products to static models for dynamic simulation, used model to optimized new wells placement and increased production.

• Reservoir Management
• Seismically mapped tops and bases of B-04 and B-01 reservoirs, conducted reservoir characterization of both reservoirs utilizing, well logs, cores and pressure data
• Constructed static reservoir models for dynamic simulation and acted with PE to build range of uncertainties needed for ED TABLE
• Reviewed geological input/data and performed additional analyses
• Planned Tubu development wells jointly with PE for cases with 5-6 wells each
• Defined best jacket location jointly with drilling and started Tubu-H expendable well drilling and prepared phase 1 frame document
• Built Tubu B-01 reservoir static model, in GOCAD and submitted the reservoir model to RAC for reserves booking and validation
• Tubu Oil: Revived Tubu B-04a Jacta static model in preparation for Tubu B-04a SSTR
• Presented B-04a reservoir characterization at SSTR obtained Green light and recognition as best practice
• Received government approval: Presented B-04a reservoir characterization together with PE to Government regulatory bodies Department of Petroleum Resources (DPR) for project briefing and alignment
• Funiwa: Joined in the drilling of two wells in Funiwa field in Ewinti-5 reservoir (funiwa-24 ST and 12 ST) 1Q 2007
• Tubu NAG: Conducted seismic interpretation of Tubu B-01 and B-04a horizons, build GOCAD.

• Remapped and mature Manu-6 gas reservoir prospect, planned and worked with drilling to delivered Funiwa-37ST a gas sources well for Funiwa gas lift project
• Continuously remapped Ewinti-6, Ewinti-7, Ala-3 reservoir and continuously search for in-fill drilling opportunities in the Funiwa field
• Matured two horizontal wells in Ewinti-5 to phase two, created Ala-3 Earth model and forwarded to Houston for simulation
• Delivered paper in 2006 AAPG ACE in Houston
• Part-took in planning and Geosteering of Inda I and H wells, resulted in good production rate
• Supplied G&G input for Funiwa major field 2006, reviewed corporate Reserves Audit committee (RAC).

• Conveyed dedication and superior reservoir management skills to control Chevron Nigeria Limited Assets
• Gave stratigraphic support for solving intricate reservoir issues
• Devised well-bore placement, horizontal well planning, modelling and off-site real-time geo-steering
• Delivered geological assistance for production department activities such as reservoir studies, well completions and work-over
• Counseled interns, scientists, and prepped review and lookbacks for drilled wells
• Engineered exploration and development prospects by integrating and interpreting geological, geophysical and engineering data to assemble maps and cross-sections using Landmark
• Products
• Pre-drilling modelling (earth models) and discussions on solutions with stakeholders (petroleum engineers and drilling teams) for possible geosteering and drilling challenges.

• Log Analysis & Reserves Estimation
• Sequence Stratigraphic Interpretation
• Structural and stratigraphic correlation and interpretation
• Core depositional environment interpretation and lithofacies classification
• Well sitting, picking core depth and quick look interpretation side wall core.

• Age dating using foraminifera species
• Sequence stratigraphic interpretation
• Micropaleontological analysis of ditch cuttings
• Paleo-environmental interpretation using micro faunas.

• Logging
• Side wall core analysis
• Pore pressure monitoring
• Formation analysis, gas and pay zone detection.