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2 wells, subsea datum

West to east, 1.2 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 →

AMayer #5006WB5 tops×BMayer #4504WC5 tops×
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1,000-0-1,000-2,000-3,000-4,000SUBSEA FTA2,662 FT ELB2,607 FT ELGrayburgGrayburgSan AndresSan AndresClear ForkClear ForkSpraberrySpraberryWolfcampWolfcamp

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.

FormationAMayerBMayer
Grayburg1,622MD 1,0401,107MD 1,500
San Andres651MD 2,011607MD 2,000
Clear Fork-962MD 3,624-1,793MD 4,400
Spraberry-2,120MD 4,782-2,093MD 4,700
Wolfcamp-3,955MD 6,617-3,813MD 6,420

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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

AMayer #5006WB 42-235-36451

Sem Operating Company LLC · Irion · 2,662 ft elevation · 10,000 ft TD

FormationMD ftSubsea
Grayburg1,0401,622
San Andres2,011651
Clear ForkCLEARFORK3,624-962
Spraberry4,782-2,120
Wolfcamp6,617-3,955

BMayer #4504WC 42-235-36262

Sem Operating Company LLC · Irion · 2,607 ft elevation · 10,000 ft TD

FormationMD ftSubsea
Grayburg1,5001,107
San Andres2,000607
Clear ForkCLEARFORK4,400-1,793
Spraberry4,700-2,093
Wolfcamp6,420-3,813

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.