TOOLS · CROSS-SECTION · TEXAS

2 wells, subsea datum

West to east, 0.5 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 →

AMadelon #1H7 tops×BSpendlove Unit #3H2 tops×
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-0-2,000-4,000-6,000-8,000-10,000-12,000SUBSEA FTA275 FT ELB287 FT ELAustin 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.

FormationAMadelonBSpendlove Unit
Frio-4,235MD 4,510—
Carrizo-4,685MD 4,960—
Yegua-5,035MD 5,310—
Reklaw-5,195MD 5,470—
Wilcox-6,024MD 6,299—
Queen City-7,484MD 7,759—
Austin Chalk-11,305MD 11,580-11,316MD 11,603
Eagle Ford—-11,562MD 11,849

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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

AMadelon #1H 42-255-35222

Gulftex Energy IV, LP · Karnes · 275 ft elevation · 11,500 ft TD

FormationMD ftSubsea
FrioFRIO - DISPOSAL4,510-4,235
Carrizo4,960-4,685
YeguaYEGUA - DISPOSAL5,310-5,035
Reklaw5,470-5,195
WilcoxWILCOX - DISPOSAL6,299-6,024
Queen City7,759-7,484
Austin ChalkAUSTIN CHALK - H2S11,580-11,305

BSpendlove Unit #3H 42-255-37987

1776 Energy Operators, LLC · Karnes · 287 ft elevation · 12,000 ft TD

FormationMD ftSubsea
Austin ChalkAUSTIN CHALK - H2S11,603-11,316
Eagle FordEAGLE FORD - H2S11,849-11,562

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.