TOOLS · CROSS-SECTION · TEXAS

2 wells, subsea datum

West to east, 0.9 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 FTA489 FT ELB483 FT ELYeguaYeguaQueen 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.

FormationABest Bateman UnitBBest Bateman-Best Huth SA1
Frio—63MD 420
Yegua-1,124MD 1,613-1,106MD 1,589
Queen City-3,225MD 3,714-3,123MD 3,606
Reklaw-3,809MD 4,298-4,007MD 4,490
Carrizo-4,162MD 4,651-4,286MD 4,769
Wilcox-5,766MD 6,255-4,456MD 4,939
Austin Chalk-10,817MD 11,306-11,003MD 11,486
Eagle Ford-11,027MD 11,516-11,168MD 11,651

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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

ABest Bateman Unit #7H 42-255-36847

Marathon Oil EF LLC · Karnes · 489 ft elevation · 22,000 ft TD

FormationMD ftSubsea
YeguaYEGUA - DISPOSAL1,613-1,124
Queen City3,714-3,225
Reklaw4,298-3,809
Carrizo4,651-4,162
WilcoxWILCOX - DISPOSAL6,255-5,766
Austin ChalkAUSTIN CHALK - H2S11,306-10,817
Eagle FordEAGLE FORD - H2S11,516-11,027

Marathon Oil EF LLC · Karnes · 483 ft elevation · 22,000 ft TD

FormationMD ftSubsea
FrioFRIO - DISPOSAL42063
YeguaYEGUA - DISPOSAL1,589-1,106
Queen City3,606-3,123
Reklaw4,490-4,007
Carrizo4,769-4,286
WilcoxWILCOX - DISPOSAL4,939-4,456
Austin ChalkAUSTIN CHALK - H2S11,486-11,003
Eagle FordEAGLE FORD - H2S11,651-11,168

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.