New Stratus Energy Inc · TSXV:NSE
New Stratus Energy — Technical Presentation (September 2021)
35 slides from New Stratus Energy's technical presentation, September 2021
Slide 1: Corporate Technical Presentation: 2D & 3D Reprocessing & Reinterpretation
New Stratus Energy Inc Colombia - VMM 18 Block Corporate Technical Presentation 2D & 3D Reprocessing & Reinterpretation Sept 2021 Click to edit Master title style Click to edit Master subtitle style
Slide 2: Seismic Reprocessing VMM 18, 2021
Strictly Private & Confidential Seismic Reprocessing VMM 18, 2021 INFO GEOSCIENCES TECHNOLOGY AND SERVICES, HOUSTON TX • Objectives: ✓ Time to depth conversion and derived properties ✓ Estimation of elastic properties through inversion of seismic amplitudes and characterization of reservoir properti
Slide 3: Regional Geology and Location of VMM 18
Strictly Private & Confidential Regional Geology and Location of VMM 18 Seismic and Well Data 2
Slide 4: Location, Seismic & Well data
VMM 18 Location, Seismic & Well data Strictly Private & Confidential Seismic reprocessing 2021 database available: • 25 2D-Seismic lines (~400 km) • 60 km2 3D-cube 2013 • Wells: Quina, Ocobo, Las Palmas, Islero, Beltran, Bituima VMM 18 3D 3
Slide 5: Oilfields, Play Trends and Infrastructure
VMM 18 Oilfields, Play Trends and Infrastructure Strictly Private & Confidential Oilfield GUADUAS GUADUAS ALTO MAGDALENA PIPELINE (OAM) TOQUI – TOQUI ES-6E AMBROSIA – GUADUAS DELIVERY POINT RIO OPIA 4 TOWN 25 km CAMBAO SAN JUAN Play trends TOTARE Puli – type thrust BITUIMA 1 play: light oil in Guada
Slide 6: Surface Geological Map
VMM 18 Surface Geological Map Strictly Private & Confidential Alluvial deposits QUATERNARY Collluvium Alluvial terrace MIOCENE Honda Group L. OLIGO - E. MIO Santa Teresa Eh Kso Kes Eh LAS 3 PALMAS - 1 La Cruz Eh 2 R ISLERO - 1 Kss Ke 1 Eh3 Ksc San Juan Almacigo Eh1 s TOMATE- 1 Ks OLIGOCENE Nh b de R
Slide 7: Stratigraphy and Petroleum Systems of the Southern MMB
VMM 18 Stratigraphy and Petroleum Systems of the Southern MMB Strictly Private & Confidential MAIN TECTONIC PETROLEUM LITHOLOGY ENVIRONMENT SETTING SYSTEM CONGLOMERATES ALLUVIAL PLAIN MAIN CONGLOMERATES, ALLUVIAL PLAIN ANDEAN SANDS AND CLAYS UPLIFT Missing: Early – Mid Mio O EARLY ANDEAN UPLIFT CLAY
Slide 8: MMB Southern: Structure & Play Concepts
VMM 18 MMB Southern: Structure & Play Concepts Strictly Private & Confidential Western Mountain Front of the Eastern Cordillera of Colombia W VMM 18 E Eastern Cordillera Puli thrust trend Guaduas Magdalena syncline River Monserrate Imbricated sands Cretaceous 1 R Cimarrona sands and carbonates Camba
Slide 9: Seismic Reprocessing Activities
VMM 18 Seismic Reprocessing Activities Strictly Private & Confidential ✓ Review and upload of seismic data. ✓ Review and treatment of well data. ✓ Review of vertical adjustments ✓ Interpretation of relevant horizons for the elaboration of the seismic velocity model. ✓ Elaboration of the prior model
Slide 10: Reprocessing: Seismic 2D: Vertical Adjustment
VMM 18 Reprocessing: Seismic 2D: Vertical Adjustment Strictly Private & Confidential Landmark in seismic is not consistent with elevation map • The nominal datum of 1800m- msl, the nominal replacement velocity of 3400 m/s are inconsistent with the actual elevations of the wells, seismic surface and
Slide 11: Reprocessing: 3D Cube Vertical Adjustment
VMM 18 Reprocessing: 3D Cube Vertical Adjustment Strictly Private & Confidential Terrain elevations in the 3D cube show two problems: • The surface elevation profile was exaggeratedly smoothed for seismic processing • There is an average downward shift of the actual elevation map On average the true
Slide 12: Seismic Reprocessing Process
VMM 18 Seismic Reprocessing Process Strictly Private & Confidential Well data compilation & treatment Horizon picking for seismic velocity model 11 cessing process:
Slide 13: Seismic Velocity Model 2D-3D
VMM 18 Seismic Velocity Model 2D-3D Strictly Private & Confidential 12
Slide 14: Seismic Velocity Model Extrapolation
VMM 18 Seismic Velocity Model Extrapolation Strictly Private & Confidential 2D &3D seismic integrated velocity model 13
Slide 15: Time To Depth Conversion PSTM 2D & 3D Cube
VMM 18 Time To Depth Conversion PSTM 2D & 3D Cube Strictly Private & Confidential 14
Slide 16: Elastic Inversion Of Seismic Data
VMM 18 Elastic Inversion Of Seismic Data Strictly Private & Confidential Observed total stack Wavelet source Density Previous model Seismic inversion Vp Geostatistical Vs Total calculated stack The seismic inversion estimates the elastic parameter models that explain the reflectivity in total stacki
Slide 17: Seismic Inversion Vp, Vs & Density (3D)
VMM 18 Seismic Inversion Vp, Vs & Density (3D) Strictly Private & Confidential Observed seismic Calculated seismic Residual seismic The seismic calculated from the estimated properties reproduces the observed seismic, leaving noise and anomalous amplitudes in the residue. A source wavelet with a dom
Slide 18: Seismic Inversion - Estimated Properties
VMM 18 Seismic Inversion - Estimated Properties Strictly Private & Confidential P wave velocity (Vp) The seismic inversion technique allows estimating the elastic properties of the medium that explain the observed seismic reflections. The reflectivity is calculated by the well-known Zoeppritz formul
Slide 19: Pre-stack Signal Enhancement Process (1)
VMM 18 Pre-stack Signal Enhancement Process (1) Strictly Private & Confidential a) Raw shot example b) After pre-stacking process Receptor # for shot 970 Time referred to shot Time referred to Seismic datum and Reflections on Surface-consistent corrections thrust strata Tiempo de reflexión Tiempo de
Slide 20: Pre-stack Signal Enhancement Process (2)
VMM 18 Pre-stack Signal Enhancement Process (2) Strictly Private & Confidential a) Raw shot example b) After pre-stacking process Receptor # for shot 970 Receptor # for shot 970 Shallow reflections lose fidelity Surface waves and due to surface waves and less noise mask coverage reflections Topograp
Slide 21: Time Correction For Terrain Elevation & Shallow Layer Velocities (1)
VMM 18 Time Correction For Terrain Elevation & Strictly Private & Confidential Shallow Layer Velocities (1) Receptor # for shot 970 An algorithm based on the energy arrival time is used for the automatic selection of the first arrivals for all shots. This selection is the basis for a refraction anal
Slide 22: Time Correction For Terrain Elevation & Shallow Layer Velocities (2)
VMM 18 Time Correction For Terrain Elevation & Strictly Private & Confidential Shallow Layer Velocities (2) Shot elevations Time adjust to shot map datum The elevations of receivers and shots to the seismic datum are calculated according to their elevation, using: • The seismic DATUM is set at 1800
Slide 23: 3D Cube: Migration Pre & Post Stack Velocity Analysis
VMM 18 3D Cube: Migration Pre & Post Stack Strictly Private & Confidential Velocity Analysis Residual velocity analysis module for Geodepth migration (ECHOSParadigm) 22
Slide 24: Comparison between 2021 & 2014 Reprocessing
VMM 18 Comparison between 2021 & 2014 Reprocessing Strictly Private & Confidential (Post-stack migrated sections) Inline 2030 Migration post-stack 2021 Inline 2030 Migration post-stack 2014 W E W E Reflection time (s) Post-stack migration looks poor and has no post-processing 23
Slide 25: Seismic Inversion Results for Vp, Vs & Density (3D)
VMM 18 Seismic Inversion Results for Vp, Vs & Density (3D) Strictly Private & Confidential P-Wave velocity (Vp) S-Wave velocity (Vs) Bulk Density 24
Slide 26: Reservoir Properties Characterization
VMM 18 Reservoir Properties Characterization Strictly Private & Confidential Lithology & Porosity plots The sands in this area are characterized by a higher seismic velocity than shale, as well as lower porosity, higher acoustic impedance and density than clays. This allows to discriminate sands and
Slide 27: Reservoir Properties Characterization - Quina Well
VMM 18 Reservoir Properties Characterization - Quina Well Strictly Private & Confidential Quina Well - Inline 2067 P velocity in log and seismic Seismic – log tie in time domain True Surface elevation Vp sandiness Properties in depth ft) Shale seal Monserrate sands (high Vp) Velocity P 26
Slide 28: Reservoir Properties Characterization - Hercules Prospect
VMM 18 Reservoir Properties Characterization - Hercules Prospect Strictly Private & Confidential Vshale Sand Total porosity estimation Indications estimation Shale seal Shale Shale seal Monserrate Monserrate Monserrate sands sands sands Hercules Prospect - 2D Line 2007-100 27
Slide 29: Reservoir Properties Characterization - Hercules Prospect
VMM 18 Reservoir Properties Characterization - Hercules Prospect Strictly Private & Confidential Vshale Sand Total porosity estimation Indications estimation Fallas Shale seal Shale seal Monserrate Monserrate sands sands Monserrate sands Hércules Norte - 2D Line 1979-18 28
Slide 30: Hercules Prospect - Preliminary Interpretation
VMM 18 Hercules Prospect - Preliminary Interpretation Strictly Private & Confidential Hercules 1 (proposed vertical trajectory) BELTRAN - 1 Monserrate sands Hercules Density Maximum closure 4,586 acres 29
Slide 31: Hercules Norte Prospect - Preliminary Interpretation
VMM 18 Hercules Norte Prospect - Preliminary Interpretation Strictly Private & Confidential Hercules Norte 1 (proposed vertical trajectory) HERCULES NORTE A´ Monserrate A sands Guaduas syncline Velocity P 5 Km Maximum closure 5,200 acres 30
Slide 32: Hercules Norte Prospect / Partial 3D View
VMM 18 Hercules Norte Prospect / Partial 3D View Strictly Private & Confidential ft Depth HERCULES NORTE PROSPECT 31
Slide 33: Hercules Norte Prospect – Sand/Shale Indicator
VMM 18 Hercules Norte Prospect – Sand/Shale Indicator Strictly Private & Confidential V-SHALE 32
Slide 34: Cigarra Sub-thrust @ Monserrate Formation
VMM 18 Cigarra Sub-thrust @ Monserrate Formation Strictly Private & Confidential Cigarra 1 (proposed vertical trajectory) Monserrate Fm: • Ø: 13% • Hc Sat: 65% • Closure Area: 38,000 acres • Net Pay: 47 - 73 ft 33
Slide 35: END
Strictly Private & Confidential END 34
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