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2 wells, subsea datum

West to east, 1.9 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 →

AWade GU 1 #17 tops×BVallier-Sessions #1H9 tops×
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-0-2,000-4,000-6,000-8,000-10,000-12,000SUBSEA FTA276 FT ELB333 FT ELWoodbineWoodbineRodessaRodessaJames LimeJames Lime

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.

FormationAWade GU 1BVallier-Sessions
Nacatoch—-2,787MD 3,120
Woodbine-4,304MD 4,580-4,126MD 4,459
Paluxy—-5,476MD 5,809
Glen Rose—-5,754MD 6,087
Massive Anhydrite (marker)-7,224MD 7,500—
Rodessa-7,330MD 7,606-7,483MD 7,816
James Lime-7,960MD 8,236-7,973MD 8,306
Pettit-8,206MD 8,482—
Pettet-8,284MD 8,560—
Travis Peak-8,600MD 8,876—
Cotton Valley—-10,797MD 11,130
Bossier—-12,015MD 12,348
Cotton Valley Lime—-13,100MD 13,433

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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

AWade GU 1 #1 42-073-31024

Erebor Resources, LLC · Cherokee · 276 ft elevation · 12,000 ft TD

FormationMD ftSubsea
Woodbine4,580-4,304
Massive Anhydrite (marker)MASSIVE ANHYDRITE7,500-7,224
Rodessa7,606-7,330
James LimeJAMES8,236-7,960
Pettit8,482-8,206
PettitPETTET8,560-8,284
Travis Peak8,876-8,600

BVallier-Sessions #1H 42-073-31589

Maximus Operating, Ltd. · Cherokee · 333 ft elevation · 15,000 ft TD

FormationMD ftSubsea
Nacatoch3,120-2,787
Woodbine4,459-4,126
Paluxy5,809-5,476
Glen Rose6,087-5,754
Rodessa7,816-7,483
James Lime8,306-7,973
Cotton Valley11,130-10,797
Bossier12,348-12,015
Cotton ValleyCOTTON VALLEY LIME13,433-13,100

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.