TOOLS · CROSS-SECTION · TEXAS

2 wells, subsea datum

West to east, 0.2 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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-0-2,000-4,000-6,000-8,000-10,000-12,000SUBSEA FTA440 FT ELB420 FT ELQueen CityQueen CityReklawReklawCarrizoCarrizoWilcoxWilcoxAustin 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.

FormationABuehring-Gilley PsaBLuna Unit
Yegua—-1,419MD 1,839
Queen City-3,735MD 4,175-3,751MD 4,171
Reklaw-4,198MD 4,638-4,214MD 4,634
Carrizo-4,702MD 5,142-4,718MD 5,138
Wilcox-6,026MD 6,466-6,042MD 6,462
Austin Chalk-11,477MD 11,917-11,460MD 11,880
Eagle Ford-11,645MD 12,085-11,645MD 12,065

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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

Marathon Oil EF LLC · Karnes · 440 ft elevation · 22,000 ft TD

FormationMD ftSubsea
Queen City4,175-3,735
Reklaw4,638-4,198
Carrizo5,142-4,702
WilcoxWILCOX - DISPOSAL6,466-6,026
Austin ChalkAUSTIN CHALK - H2S11,917-11,477
Eagle FordEAGLE FORD - H2S12,085-11,645

BLuna Unit #11H 42-255-35845

Marathon Oil EF LLC · Karnes · 420 ft elevation · 22,000 ft TD

FormationMD ftSubsea
YeguaYEGUA - DISPOSAL1,839-1,419
Queen City4,171-3,751
Reklaw4,634-4,214
Carrizo5,138-4,718
WilcoxWILCOX - DISPOSAL6,462-6,042
Austin ChalkAUSTIN CHALK - H2S11,880-11,460
Eagle FordEAGLE FORD - H2S12,065-11,645

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.