TOOLS · CROSS-SECTION · TEXAS

2 wells, subsea datum

West to east, 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 FTA409 FT ELB407 FT ELQueen CityQueen CityWilcoxWilcoxOlmosOlmosAustin 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.

FormationASouth Texas SyndicateBSouth Texas Syndicate
Yegua49MD 360—
Sparta-1,093MD 1,502—
Queen City-1,445MD 1,854-1,418MD 1,825
Wilcox-3,015MD 3,424-2,993MD 3,400
Escondido-6,798MD 7,207—
Olmos-8,035MD 8,444-8,071MD 8,478
Austin Chalk-10,545MD 10,954-10,559MD 10,966
Eagle Ford-10,636MD 11,045-10,637MD 11,044

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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

Statoil Texas Onshore Prop LLC · La Salle · 409 ft elevation · 15,000 ft TD

FormationMD ftSubsea
Yegua36049
Sparta1,502-1,093
Queen City1,854-1,445
WilcoxWILCOX - DISPOSAL3,424-3,015
Escondido7,207-6,798
OlmosOLMOS - DISPOSAL8,444-8,035
Austin Chalk10,954-10,545
Eagle FordEAGLE FORD - H2S11,045-10,636

Repsol Oil & Gas USA, LLC · La Salle · 407 ft elevation · 12,000 ft TD

FormationMD ftSubsea
Queen City1,825-1,418
WilcoxWILCOX - DISPOSAL3,400-2,993
OlmosOLMOS - DISPOSAL8,478-8,071
Austin Chalk10,966-10,559
Eagle FordEAGLE FORD - H2S11,044-10,637

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.