TOOLS · CROSS-SECTION · TEXAS

2 wells, subsea datum

West to east, 0.9 miles end to end. Depths are elevation minus measured depth, so tops line up regardless of surface terrain; a value above zero sits above sea level. Each formation filed in more than one well has its own color, joined between neighboring wells and shaded down to the next formation both filed; nothing is interpolated. Where tops come from →

ADredd #1H3 tops×BMarcus Five #H 055 tops×
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-0-2,000-4,000-6,000-8,000-10,000-12,000SUBSEA FTA288 FT ELB295 FT ELPecan GapPecan GapAustin ChalkAustin Chalk

shaded: a formation down to the next one filed in both wellsfiled in one well onlyhover a top or a name to pick out one formation

Tops by well

Subsea feet, with measured depth beneath; a dash where the well has no top filed for the formation.

FormationADreddBMarcus Five
Wilcox-5,012MD 5,300—
Midway—-9,398MD 9,693
Navarro—-10,369MD 10,664
Taylor—-10,849MD 11,144
Pecan Gap-11,961MD 12,249-11,915MD 12,210
Austin Chalk-12,552MD 12,840-12,571MD 12,866

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Only wells with a location on file can be found by distance; a well with tops but no location can still be added by name or API number.

The tops, as filed

ADredd #1H 42-149-33482

Ramtex Energy LLC · Fayette · 288 ft elevation · 14,000 ft TD

FormationMD ftSubsea
WilcoxWILCOX - DISPOSAL5,300-5,012
Pecan Gap12,249-11,961
Austin Chalk12,840-12,552

BMarcus Five #H 05 42-149-33601

Magnolia Oil & Gas Operating LLC · Fayette · 295 ft elevation · 14,000 ft TD

FormationMD ftSubsea
Midway9,693-9,398
Navarro10,664-10,369
TaylorTAYLOR GROUP11,144-10,849
Pecan Gap12,210-11,915
Austin Chalk12,866-12,571

About this data

Formation tops and elevations from the RRC dbf900 wellbore file (completion filings), names normalized to the formations registry; well identity from the permit record, location from the shared well record. Subsea is elevation minus measured depth. Nothing between filed tops is estimated.

New to these records? completion reports and the wellbore file

Developers: this page as JSON is GET /v1/data/cross-section, documented in the API reference.