TOOLS · CROSS-SECTION · TEXAS

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 →

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-0-1,000-2,000-3,000-4,000-5,000-6,000SUBSEA FTA624 FT ELB624 FT ELEscondidoEscondidoOlmosOlmosSan MiguelSan MiguelAnacachoAnacachoAustin 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.

FormationAGibson South Unit 20 DimBGibson South Unit 9 Dim
Escondido-2,022MD 2,646-2,026MD 2,650
Olmos-3,276MD 3,900-3,277MD 3,901
San Miguel-4,237MD 4,861-4,250MD 4,874
Anacacho-5,198MD 5,822-5,200MD 5,824
Austin Chalk-5,513MD 6,137-5,505MD 6,129
Eagle Ford-6,033MD 6,657-6,033MD 6,657

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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

Chesapeake Operating, L.L.C. · Dimmit · 624 ft elevation · 9,000 ft TD

FormationMD ftSubsea
EscondidoESCONDIDO - DISPOSAL2,646-2,022
OlmosOLMOS - DISPOSAL3,900-3,276
San MiguelSAN MIGUEL - H2S4,861-4,237
Anacacho5,822-5,198
Austin ChalkAUSTIN CHALK - H2S6,137-5,513
Eagle FordEAGLE FORD - H2S6,657-6,033

Chesapeake Operating, L.L.C. · Dimmit · 624 ft elevation · 9,000 ft TD

FormationMD ftSubsea
EscondidoESCONDIDO - DISPOSAL2,650-2,026
OlmosOLMOS - DISPOSAL3,901-3,277
San MiguelSAN MIGUEL - H2S4,874-4,250
Anacacho5,824-5,200
Austin ChalkAUSTIN CHALK - H2S6,129-5,505
Eagle FordEAGLE FORD - H2S6,657-6,033

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.