TOOLS · CROSS-SECTION · TEXAS

2 wells, subsea datum

West to east, 0.7 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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1,000-0-1,000-2,000-3,000-4,000SUBSEA FTA2,612 FT ELB2,672 FT ELSan AndresSan AndresClear ForkClear ForkSpraberrySpraberryWolfcampWolfcamp

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.

FormationAUniversity 43BUniversity 43
Grayburg—1,436MD 1,236
San Andres213MD 2,399-198MD 2,870
Clear Fork-860MD 3,472-1,031MD 3,703
Spraberry-2,203MD 4,815-3,015MD 5,687
Wolfcamp-4,374MD 6,986-3,886MD 6,558

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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

AUniversity 43 #0906WC 42-235-36571

Sem Operating Company LLC · Irion · 2,612 ft elevation · 10,000 ft TD

FormationMD ftSubsea
San Andres2,399213
Clear ForkCLEARFORK3,472-860
Spraberry4,815-2,203
Wolfcamp6,986-4,374

BUniversity 43 #0924WB 42-235-36221

Sem Operating Company LLC · Irion · 2,672 ft elevation · 10,000 ft TD

FormationMD ftSubsea
Grayburg1,2361,436
San Andres2,870-198
Clear ForkCLEARFORK3,703-1,031
Spraberry5,687-3,015
Wolfcamp6,558-3,886

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.