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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 →

AFryar 3S #1D5 tops×BCathey 16 #114 tops×
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0-2,000-4,000-6,000SUBSEA FTA2,501 FT ELB2,529 FT ELRustlerRustlerYatesYatesSan AndresSan AndresClear ForkClear Fork

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.

FormationAFryar 3SBCathey 16
Rustler1,447MD 1,0541,427MD 1,102
Yates960MD 1,541945MD 1,584
Seven Rivers807MD 1,694—
Queen—355MD 2,174
Grayburg—-47MD 2,576
San Andres-193MD 2,694-220MD 2,749
Clear Fork-623MD 3,124-1,011MD 3,540
Spraberry—-2,874MD 5,403
Dean—-4,088MD 6,617
Wolfcamp—-4,237MD 6,766
Cline—-5,641MD 8,170
Canyon—-5,951MD 8,480
Strawn—-6,156MD 8,685
Atoka—-6,351MD 8,880
Fusselman—-6,805MD 9,334

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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

AFryar 3S #1D 42-227-41302

Bayswater Operating Company LLC · Howard · 2,501 ft elevation · 4,100 ft TD

FormationMD ftSubsea
Rustler1,0541,447
Yates1,541960
Seven Rivers1,694807
San AndresSAN ANDRES - HIGH FLOWS, H2S, CO2,694-193
Clear ForkCLEARFORK - SEVERE WATER FLOWS3,124-623

BCathey 16 #1 42-227-36645

Apache Corporation · Howard · 2,529 ft elevation · 10,000 ft TD

FormationMD ftSubsea
Rustler1,1021,427
Yates1,584945
Queen2,174355
Grayburg2,576-47
San Andres2,749-220
Clear ForkCLEARFORK3,540-1,011
Spraberry5,403-2,874
Dean6,617-4,088
Wolfcamp6,766-4,237
Cline8,170-5,641
Canyon8,480-5,951
Strawn8,685-6,156
Atoka8,880-6,351
Fusselman9,334-6,805

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.