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2 wells, subsea datum

West to east, under 0.1 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 →

ASteelhead G #7H8 tops×BSteelhead H #8H10 tops×
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0-2,000-4,000-6,000-8,000SUBSEA FTA355 FT ELB355 FT ELYeguaYeguaSpartaSpartaQueen CityQueen CityWilcoxWilcoxEscondidoEscondidoOlmosOlmosAustin 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.

FormationASteelhead GBSteelhead H
Yegua156MD 199160MD 195
Sparta-496MD 851-492MD 847
Queen City-768MD 1,123-764MD 1,119
Carrizo—-2,279MD 2,634
Wilcox-2,282MD 2,637-2,278MD 2,633
Escondido-2,484MD 2,839-2,484MD 2,839
Olmos-6,870MD 7,225-6,857MD 7,212
Anacacho—-8,320MD 8,675
Austin Chalk-8,968MD 9,323-8,977MD 9,332
Eagle Ford-9,068MD 9,423-9,053MD 9,408

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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

ASteelhead G #7H 42-283-37487

EOG Resources, Inc. · La Salle · 355 ft elevation · 10,500 ft TD

FormationMD ftSubsea
Yegua199156
Sparta851-496
Queen City1,123-768
WilcoxWILCOX - DISPOSAL2,637-2,282
Escondido2,839-2,484
OlmosOLMOS - DISPOSAL7,225-6,870
Austin Chalk9,323-8,968
Eagle FordEAGLE FORD - H2S9,423-9,068

BSteelhead H #8H 42-283-37488

EOG Resources, Inc. · La Salle · 355 ft elevation · 10,500 ft TD

FormationMD ftSubsea
Yegua195160
Sparta847-492
Queen City1,119-764
WilcoxWILCOX - DISPOSAL2,633-2,278
Carrizo2,634-2,279
Escondido2,839-2,484
OlmosOLMOS - DISPOSAL7,212-6,857
Anacacho8,675-8,320
Austin Chalk9,332-8,977
Eagle FordEAGLE FORD - H2S9,408-9,053

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.