TOOLS · CROSS-SECTION · TEXAS

2 wells, subsea datum

West to east, 0.3 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 FTA288 FT ELB290 FT ELCarrizoCarrizoWilcoxWilcoxAustin 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.

FormationAYanta a AC-Crews B AC SA 1BKeys Unit
Frio-212MD 500—
Yegua-487MD 775—
Queen City-2,659MD 2,947—
Reklaw-3,269MD 3,557—
Carrizo-3,686MD 3,974-3,638MD 3,928
Wilcox-3,686MD 3,974-4,518MD 4,808
Austin Chalk-9,999MD 10,287-9,932MD 10,222
Eagle Ford—-10,214MD 10,504

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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

BPX Operating Company · Karnes · 288 ft elevation · 11,275 ft TD

FormationMD ftSubsea
FrioFRIO - DISPOSAL500-212
YeguaYEGUA - DISPOSAL775-487
Queen City2,947-2,659
Reklaw3,557-3,269
Carrizo3,974-3,686
WilcoxWILCOX - DISPOSAL3,974-3,686
Austin ChalkAUSTIN CHALK - H2S10,287-9,999

BKeys Unit #5H 42-255-36584

Magnolia Oil & Gas Operating LLC · Karnes · 290 ft elevation · 12,500 ft TD

FormationMD ftSubsea
Carrizo3,928-3,638
WilcoxWILCOX - DISPOSAL4,808-4,518
Austin ChalkAUSTIN CHALK - H2S10,222-9,932
Eagle FordEAGLE FORD - H2S10,504-10,214

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.