Texas Offshore OBS (2005 Merged Reprocessing)

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Square Kilometers 8,390.83 List Price: Available Upon Request Completion Date 2005 Region Gulf of Mexico-West Processor PGS Tensor Location TX-Aransas, TX-Brazoria, TX-Calhoun, TX-Galveston, TX-Kenedy, TX-Kleberg, TX-Matagorda, TX-Nueces, TX-North Padre Island (State Waters), TX-Mustang Island (State Waters), TX-Matagorda Island (State Waters), TX-Brazos (State Waters), TX-Galveston (State Waters) Basic Products AVO PSTM Far Stack Angle Stack (20 - 60 degrees) AVO PSTM Mid Stack Angle Stack (10 - 30 degrees) AVO PSTM Near Stack Angle Stack (0 - 15 degrees) Enhanced PSTM Stack PSTM Velocity Grid PSTM Smoothed Raw PSTM Gathers non-muted withnmo Raw PSTM Stack Stacking Velocity Grid PSTM Residual

Acquisition Parameters for Contributing Acquisitions Record Sample Max Source Line Receiver Line Acquisition Sq Km Shot Date Shot By Bin Size Length Interval Far Offset Fold Energy Source Interval Spacing Interval Spacing Brazos Galveston Phase V 1,690.27 7/97 PGS Ocean Bottom Seismic 25 x 40 8 2 7,018 60 AIRGUN 80 800 50 640 Brazos Matagorda Phase I 1,517.34 3/95 PGS Ocean Bottom Seismic 25 x 40 8 2 6,633 60 AIRGUN 80 800 50 640 Galveston Phase III 1,362.85 7/95 PGS Ocean Bottom Seismic 25 x 40 8 2 7,018 60 AIRGUN 80 800 50 640 Mustang Island Expansion Phase X431.23 3/99 PGS Ocean Bottom Seismic 25 x 40 8 2 10,094 60 AIRGUN 80 800 50 640 Mustang Island Phase IV 1,160.26 5/97 PGS Ocean Bottom Seismic 25 x 40 8 2 7,018 60 AIRGUN 80 800 50 640 Mustang Island Phase VI 740.73 10/97 PGS Ocean Bottom Seismic 25 x 40 8 2 7,018 60 AIRGUN 80 800 50 640 Northern Matagorda Phase II 1,373.03 5/96 PGS Ocean Bottom Seismic 25 x 40 8 2 7,018 60 AIRGUN 80 800 50 640 Southern Matagorda Phase VII 1,666.16 12/97 PGS Ocean Bottom Seismic 25 x 40 8 2 7,018 60 AIRGUN 80 800 50 640

Underlying Data Products for Contributing Acquisitions Brazos Galveston Phase V Preprocessed Gathers Enhanced Field Shot Records SEGY Geometry Corrected (2005) Support Miscellaneous Files. Observer Reports. Survey Coordinates

Brazos Matagorda Phase I Preprocessed Gathers Enhanced Field Shot Records SEGY Geometry Corrected (2005)

www.seismicexchange.com Page 3 of 4 7/29/2020 Texas Offshore OBS (2005 Merged Reprocessing) Underlying Data Products for Contributing Acquisitions Brazos Matagorda Phase I (continued) Support Miscellaneous Files. Observer Reports. Survey Coordinates

Galveston Phase III Preprocessed Gathers Enhanced Field Shot Records SEGY Geometry Corrected (2005) Support Observer Reports. Survey Coordinates

Mustang Island Expansion Phase X Preprocessed Gathers Enhanced Field Shot Records SEGY Geometry Corrected (2005) Support Survey Coordinates

Mustang Island Phase IV Preprocessed Gathers Enhanced Field Shot Records SEGY Geometry Corrected (2005) Support Observer Reports. Survey Coordinates

Mustang Island Phase VI Preprocessed Gathers Enhanced Field Shot Records SEGY Geometry Corrected (2005) Support Observer Reports. Survey Coordinates

Northern Matagorda Phase II Preprocessed Gathers Enhanced Field Shot Records SEGY Geometry Corrected (2005) Support Observer Reports. Survey Coordinates

Southern Matagorda Phase VII Preprocessed Gathers Enhanced Field Shot Records SEGY Geometry Corrected (2005) Support Observer Reports. Survey Coordinates