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2 wells, subsea datum

West to east, 0.7 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 FTA337 FT ELB358 FT ELCarrizoCarrizoWilcoxWilcoxAustin 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.

FormationADeming-Debill SA1BKirk 01 - LG01 - DB01 C
Queen City—-5,447MD 5,805
Reklaw—-5,720MD 6,078
Carrizo-5,817MD 6,154-5,916MD 6,274
Wilcox-6,026MD 6,363-5,916MD 6,274
Austin Chalk-12,798MD 13,135-12,788MD 13,146
Eagle Ford-13,049MD 13,386-13,037MD 13,395

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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

ADeming-Debill SA1 #1H 42-255-38052

Marathon Oil EF LLC · Karnes · 337 ft elevation · 22,000 ft TD

FormationMD ftSubsea
Carrizo6,154-5,817
WilcoxWILCOX - DISPOSAL6,363-6,026
Austin ChalkAUSTIN CHALK - H2S13,135-12,798
Eagle FordEAGLE FORD - H2S13,386-13,049

Ensign Operating LLC · Karnes · 358 ft elevation · 24,000 ft TD

FormationMD ftSubsea
Queen City5,805-5,447
Reklaw6,078-5,720
Carrizo6,274-5,916
WilcoxWILCOX - DISPOSAL6,274-5,916
Austin ChalkAUSTIN CHALK - H2S13,146-12,788
Eagle FordEAGLE FORD - H2S13,395-13,037

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.