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 FTA501 FT ELB430 FT ELQueen CityQueen CityReklawReklawCarrizoCarrizoWilcoxWilcoxAustin 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.

FormationAKklk Allocation #6BKklk Allocation #3
Queen City-1,159MD 1,660-2,241MD 2,671
Bartosh-3,019MD 3,520—
Reklaw-3,289MD 3,790-3,411MD 3,841
Carrizo-3,219MD 3,720-3,452MD 3,882
Olmos-5,529MD 6,030—
Navarro-5,649MD 6,150—
Wilcox-5,699MD 6,200-5,884MD 6,314
Escondido-7,119MD 7,620—
Anacacho-9,665MD 10,166—
Austin Chalk-9,708MD 10,209-9,844MD 10,274
Eagle Ford—-10,040MD 10,470

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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

XTO Energy Inc. · Atascosa · 501 ft elevation · 13,000 ft TD

FormationMD ftSubsea
Queen City1,660-1,159
Bartosh3,520-3,019
Carrizo3,720-3,219
Reklaw3,790-3,289
OlmosOLMOS - DISPOSAL6,030-5,529
NavarroNAVARRO - H2S6,150-5,649
WilcoxWILCOX - DISPOSAL6,200-5,699
EscondidoESCONDIDO - H2S, DISPOSAL7,620-7,119
AnacachoANACACHO - H2S10,166-9,665
Austin ChalkAUSTIN CHALK - H2S, DISPOSAL10,209-9,708

XTO Energy Inc. · Karnes · 430 ft elevation · 13,000 ft TD

FormationMD ftSubsea
Queen City2,671-2,241
Reklaw3,841-3,411
Carrizo3,882-3,452
WilcoxWILCOX - DISPOSAL6,314-5,884
Austin ChalkAUSTIN CHALK - H2S10,274-9,844
Eagle FordEAGLE FORD - H2S10,470-10,040

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.