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2 wells, subsea datum

West to east, 0.8 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 →

ALayla SWD #18 tops×BCatfish Unit #1H8 tops×
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0-1,000-2,000-3,000-4,000-5,000-6,000SUBSEA FTA505 FT ELB530 FT ELQueen CityQueen CityReklawReklawCarrizoCarrizoWilcoxWilcoxNavarroNavarroOlmosOlmosAnacachoAnacachoAustin ChalkAustin Chalk

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.

FormationALayla SWDBCatfish Unit
Queen City270MD 235267MD 263
Reklaw-578MD 1,083-581MD 1,111
Carrizo-846MD 1,351-849MD 1,379
Wilcox-2,590MD 3,095-1,843MD 2,373
Navarro-4,106MD 4,611-4,152MD 4,682
Olmos-5,039MD 5,544-5,073MD 5,603
Anacacho-6,340MD 6,845-6,322MD 6,852
Austin Chalk-6,666MD 7,171-6,647MD 7,177

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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

ALayla SWD #1 42-013-35499

Goodnight Midstream Permian, LLC · Atascosa · 505 ft elevation · 9,500 ft TD

FormationMD ftSubsea
Queen City235270
Reklaw1,083-578
Carrizo1,351-846
WilcoxWILCOX - DISPOSAL3,095-2,590
NavarroNAVARRO - H2S4,611-4,106
OlmosOLMOS - DISPOSAL5,544-5,039
AnacachoANACACHO - H2S6,845-6,340
Austin ChalkAUSTIN CHALK - H2S, DISPOSAL7,171-6,666

BCatfish Unit #1H 42-013-35486

Cinco Oil & Gas, LLC · Atascosa · 530 ft elevation · 9,000 ft TD

FormationMD ftSubsea
Queen City263267
Reklaw1,111-581
Carrizo1,379-849
WilcoxWILCOX - DISPOSAL2,373-1,843
NavarroNAVARRO - H2S4,682-4,152
OlmosOLMOS - DISPOSAL5,603-5,073
AnacachoANACACHO - H2S6,852-6,322
Austin ChalkAUSTIN CHALK - H2S, DISPOSAL7,177-6,647

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.