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2 wells, subsea datum

West to east, 0.3 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 →

APiranha 6-3 C #2WA10 tops×BMartin 4 #26 tops×
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0-2,000-4,000-6,000-8,000SUBSEA FTA2,792 FT ELB2,787 FT ELSpraberrySpraberryMiddle SpraberryMiddle SpraberryLower SpraberryLower Spraberry

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.

FormationAPiranha 6-3 CBMartin 4
Santa Rosa1,531MD 1,261—
Yates66MD 2,726—
Queen-540MD 3,332—
Grayburg-1,031MD 3,823—
San Andres-1,108MD 3,900—
Clear Fork-3,742MD 6,534—
Spraberry-5,028MD 7,820-4,994MD 7,781
Middle Spraberry-5,270MD 8,062-4,994MD 7,781
Jo Mill-5,535MD 8,327—
Lower Spraberry-5,936MD 8,728-5,510MD 8,297
Dean—-6,301MD 9,088
Wolfcamp—-6,553MD 9,340
Strawn—-8,010MD 10,797

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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

APiranha 6-3 C #2WA 42-317-46940

Diamondback E&P LLC · Martin · 2,792 ft elevation · 11,000 ft TD

FormationMD ftSubsea
Santa Rosa1,2611,531
Yates2,72666
Queen3,332-540
Grayburg3,823-1,031
San AndresSAN ANDRES - ACTIVE CO2 FLOOD; H3,900-1,108
Clear ForkCLEARFORK6,534-3,742
Spraberry7,820-5,028
SpraberryMIDDLE SPRABERRY8,062-5,270
Jo Mill8,327-5,535
SpraberryLOWER SPRABERRY8,728-5,936

BMartin 4 #2 42-317-36293

Pioneer Natural Res. USA, Inc. · Martin · 2,787 ft elevation · 11,600 ft TD

FormationMD ftSubsea
Spraberry7,781-4,994
SpraberryUPPER SPRABERRY7,781-4,994
SpraberryLOWER SPRABERRY8,297-5,510
Dean9,088-6,301
Wolfcamp9,340-6,553
Strawn10,797-8,010

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.