TOOLS · CROSS-SECTION · TEXAS

2 wells, subsea datum

West to east, 1.1 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 FTA435 FT ELB407 FT ELQueen CityQueen CityReklawReklawCarrizoCarrizo

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.

FormationAWieding-Weston UnitBSCR Unit E-Children Weston SA
Yegua-1,413MD 1,848—
Cook Mountain—-2,179MD 2,586
Sparta—-2,876MD 3,283
Queen City-3,713MD 4,148-3,243MD 3,650
Reklaw-4,171MD 4,606-3,793MD 4,200
Wilcox—-4,619MD 5,026
Carrizo-4,827MD 5,262-4,479MD 4,886
Anacacho—-11,319MD 11,726
Austin Chalk—-11,495MD 11,902
Eagle Ford—-11,583MD 11,990

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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 · 435 ft elevation · 21,000 ft TD

FormationMD ftSubsea
YeguaYEGUA - DISPOSAL1,848-1,413
Queen City4,148-3,713
Reklaw4,606-4,171
Carrizo5,262-4,827

Marathon Oil EF LLC · Karnes · 407 ft elevation · 22,000 ft TD

FormationMD ftSubsea
Cook Mountain2,586-2,179
Sparta3,283-2,876
Queen City3,650-3,243
Reklaw4,200-3,793
Carrizo4,886-4,479
WilcoxWILCOX - DISPOSAL5,026-4,619
Anacacho11,726-11,319
Austin ChalkAUSTIN CHALK - H2S11,902-11,495
Eagle FordEAGLE FORD - H2S11,990-11,583

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.