TOOLS · CROSS-SECTION · TEXAS

2 wells, subsea datum

West to east, 0.4 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 ELB474 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.

FormationABest Bateman UnitBPfeifer-Pfeifer Bell SA
Yegua-1,124MD 1,613—
Queen City-3,225MD 3,714-3,118MD 3,592
Reklaw-3,809MD 4,298-3,707MD 4,181
Carrizo-4,162MD 4,651-4,270MD 4,744
Wilcox-5,766MD 6,255-4,324MD 4,798
Austin Chalk-10,843MD 11,332-10,896MD 11,370
Eagle Ford-11,047MD 11,536-11,090MD 11,564

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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 #3H 42-255-36844

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 - H2S11,332-10,843
Eagle FordEAGLE FORD - H2S11,536-11,047

Marathon Oil EF LLC · Karnes · 474 ft elevation · 26,000 ft TD

FormationMD ftSubsea
Queen City3,592-3,118
Reklaw4,181-3,707
Carrizo4,744-4,270
WilcoxWILCOX - DISPOSAL4,798-4,324
Austin ChalkAUSTIN CHALK - H2S11,370-10,896
Eagle FordEAGLE FORD - H2S11,564-11,090

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.