GOM Mapping NACAP Trevino

8/9/2019 GOM Mapping NACAP Trevino

1/23


2/23

Acknowledgements Gulf Coast Carbon Center researchers: Susan Hovorka, Tip Meckel,Jiemin Lu, JP Nicot, Katherine Romanak, Changbing Yang, David Carr,

Becky Smyth, Jong-Won Choi

BEG Associate Director: Ian Duncan

BEG Director: Scott Tinker

Funding organizations: The Department of Energy National EnergyTechnology Laboratory, Southeast Regional Carbon Sequestration

GCCC sponsors


3/23

I. Previous Work (GCCC)

II. Current Studies

A. SECARB III Task 15

B. Texas Offshore Miocene

1. Department of Energy2. Texas General Land Office

OVERVIEW


4/23

PREVIOUS GCCC EFFORTSBrine Formations Atlas

Approach Critical ConstraintsStatic Parameters

Reservoir Depth, Thickness, Mineralogy,

Net Sand, Heterogeneity, % Shale Seal Thickness & Discontinuities

Dynamic Parameters

Formation Pressure, Temperature, Salinity, k Brine Age & Chemistry, CO2 Reactions

Hydrologic regime, Dissolution, etc.


5/23

PREVIOUS GCCC / SECARB EFFORTS

Atlas II


6/23

Special Acknowledgement SECARBs NatCarb Atlas II Contribution

Data & Interpretive Contributions From: GulfBasinDepositionalSynthesis

Consortium

Dr. Bill Galloway, et al.

Institute for Geophysics

Jackson School of GeosciencesUniversity of Texas at Austin


7/23

Joint Bureau of Economic Geology /

PEMEX Studies of Mexican Basins

Regional basin studies

Burgos Basin MioceneLaguna Madre Tuxpan shelf

Veracruz Basin

Salina BasinMacuspana Basin

Reservoir Characterization studyPoza Rica giant carbonate field, well into

secondary recovery phase


8/23

Joint BEG / PEMEX

Studies

Burgos Basin Miocene

Laguna Madre-Tuxpan Shelf

Salina Basin

Veracruz Basin Macuspana Basin


9/23

I. Previous Work (GCCC)

II. Current Studies

A. SECARB III Task 151. U.S. Dept. of Energy (DOE)

B. Texas Offshore Miocene

1. U.S. Dept. of Energy (DOE)2. Texas General Land Office (GLO)

OVERVIEW


10/23

Geologic Database Petra (IHS)


11/23

Preliminary Wells & Infrastructure

Assessment

Mapping & Preliminary CapacityAssessment

Integration / NatCarb ATLAS III Update

David Carr, Becky Smyth

SECARB III TASK 15


12/23

Current Dataset

Texas

Miss.


13/23

OCS / State Waters (LA & MS)


14/23


15/23

Texas Submerged Lands &

Adjacent Federal Submerged Lands


16/23

HOUSTON

CO2 Brine Storage CapacityCOCO22 Brine Storage CapacityBrine Storage Capacity


17/23

Tremendous Capacity in Offshore WedgeProgradingPrograding wedge ofwedge offluviofluvio--deltaic sediments in upper Miocene stratigraphydeltaic sediments in upper Miocene stratigraphy

Brown, 2005, Modified from Bebout and Loucks (1981)

On-shelf deposits(highstand and

transgressive sands)

Off-shelf deposits(lowstand sands)

Mobile shale ridge

Basin-floor fans

Pleistocene

Anahuac

sf

sf sf

PwPw

Pw

sf

Pw

sf

Sea level

?

Pw

sfsf


18/23

Variety of Trap Types


19/23

Miocene Porosity x Thickness


20/23

Example: 36 square milesWhich geologic formations

are suitable?

What is the capacity?How many wells?

What are the risks?Not a proposed scenario For example only.


21/23

3-D Seismic Survey

2-D Seismic Line

Map Texas State Waters

Examples of Characterization Data

Paleo Data

** From Zeng and Hentz (2004)

**

Cores & Core Analysis*

* From Dutton and Hentz (2002)

2-D Seismic Line

Well-Logs in a Cross Section

Production & Test Data


22/23

Research Development

AIMS:Identify uncertaintiesCharacterize and collect dataReduce uncertainties

Facilitate near-term commercial utilization.

Capacity

Injectivity

Stratigraphic containment

Caprock seal capacity

Brine containment

Mineralization containment

Leakage pathways

Years 1-2: Characterization effort

& Site Identification

Year 3: Uncertainty reduction

via additional data collection

Marine survey (shallow seismic /bathymetry / water column)

Test well, core measurements

Equivalent surface monitoring

design and demonstration +modeling & simulation


23/23

SUMMARY Building on Past Research / Results

Current Gulf of Mexico Research Aims:

Better Quantify Static Capacity

Large Volume Brine Saturated Sandstones

Understand Limits Leakage Risks

Compartmentalization & Pressure Build-up

Prepare Storage Ready Sites Incentivize Use

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GOM Mapping NACAP Trevino