TOOLS · CROSS-SECTION · TEXAS

2 wells, subsea datum

West to east, 0.5 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 FTA609 FT ELB617 FT ELEscondidoEscondidoOlmosOlmosAnacachoAnacachoAustin ChalkAustin ChalkEagle Ford - H2SEagle Ford - H2S

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.

FormationABauerle Bomc UnitBBauerle Bomc Unit
Escondido-2,812MD 3,421-2,758MD 3,375
Olmos-3,869MD 4,478-3,796MD 4,413
San Miguel-4,761MD 5,370—
Anacacho-5,186MD 5,795-5,131MD 5,748
Austin Chalk-5,482MD 6,091-5,415MD 6,032
Eagle Ford - H2S-5,953MD 6,562-5,917MD 6,534
Upper Eagle Ford-5,953MD 6,562—
Lower Eagle Ford-6,071MD 6,680—

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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

Trinity Operating (Usg), LLC · Frio · 609 ft elevation · 7,999 ft TD

FormationMD ftSubsea
Escondido3,421-2,812
Olmos4,478-3,869
San Miguel5,370-4,761
Anacacho5,795-5,186
Austin ChalkAUSTIN CHALK - H2S6,091-5,482
Eagle FordEAGLE FORD - H2S6,562-5,953
Eagle FordUPPER EAGLE FORD6,562-5,953
Eagle FordLOWER EAGLE FORD6,680-6,071

Trinity Operating (Usg), LLC · Frio · 617 ft elevation · 7,999 ft TD

FormationMD ftSubsea
Escondido3,375-2,758
Olmos4,413-3,796
Anacacho5,748-5,131
Austin ChalkAUSTIN CHALK - H2S6,032-5,415
Eagle FordEAGLE FORD - H2S6,534-5,917

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.