TOOLS · CROSS-SECTION · TEXAS

2 wells, subsea datum

West to east, under 0.1 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 →

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-0-2,000-4,000-6,000-8,000-10,000SUBSEA FTA301 FT ELB302 FT ELWilcoxWilcoxCarrizoCarrizoNavarroNavarroAnacachoAnacachoAustin ChalkAustin ChalkEagle FordEagle Ford

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.

FormationASteen Scruggs UnitBSteen Scruggs Unit
Wilcox-3,352MD 3,653-3,351MD 3,653
Carrizo-3,416MD 3,717-3,415MD 3,717
Navarro-7,955MD 8,256-7,954MD 8,256
Anacacho-9,384MD 9,685-9,374MD 9,676
Austin Chalk-9,868MD 10,169-9,845MD 10,147
Eagle Ford-10,339MD 10,640-10,319MD 10,621

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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

EOG Resources, Inc. · Gonzales · 301 ft elevation · 12,100 ft TD

FormationMD ftSubsea
WilcoxWILCOX - DISPOSAL3,653-3,352
Carrizo3,717-3,416
Navarro8,256-7,955
Anacacho9,685-9,384
Austin ChalkAUSTIN CHALK - H2S10,169-9,868
Eagle FordEAGLE FORD - H2S10,640-10,339

EOG Resources, Inc. · Gonzales · 302 ft elevation · 12,100 ft TD

FormationMD ftSubsea
WilcoxWILCOX - DISPOSAL3,653-3,351
Carrizo3,717-3,415
Navarro8,256-7,954
Anacacho9,676-9,374
Austin ChalkAUSTIN CHALK - H2S10,147-9,845
Eagle FordEAGLE FORD - H2S10,621-10,319

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.