Stewart-Henke Unit

Oil & Gas Property in Atascosa County, TX

Property Summary

Key data points for Stewart-Henke Unit

CountyAtascosa County, TX
OperatorMARATHON OIL EF LLC
Production DatesNov 2012 - Oct 2025
Total Oil Production124,580 BBLs
Total Gas Production150,217 MCF
Recent Oil Production676 BBLs in Sep 2025
Recent Gas Production287 MCF in Sep 2025
Wells on Property1

Our Valuation Estimates for Stewart-Henke Unit

ShaleAssessment

$17,777 *

MarketMultiple

$52,907 **

* Assessment based on future expected revenue
** Based on a 36 month multiple of average monthly estimated revenue

Based on a decimal interest

Stewart-Henke Unit Production Graph

Aggregated production of all wells and leases associated with this property
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to oil and gas production for Stewart-Henke Unit
from Nov 2012 to Oct 2025

Wells on Stewart-Henke Unit

API #Well NameOperatorStatusCountyEst. Daily Oil Prod.Est. Daily Gas Prod.Est. Daily Water Prod.LatitudeLongitude
42-013-34596STEWART-HENKE UNIT 1HMARATHON OIL EF LLCProducingAtascosa County, TX28.776152-98.161338

Leases included in Stewart-Henke Unit

Lease #Lease NameOperatorCountyMonthly Oil Prod.Monthly Gas Prod.
01-16385STEWART-HENKE UNITMARATHON OIL EF LLCAtascosa County, TX

Nearby Properties

These are the closest 20 properties to the Stewart-Henke Unit property.

Property NameLocationOil Prod.Gas Prod.Prod. Period
Deatley HollubAtascosa County, TX8,088 BBLs6,203 MCFOct 2025
Deatley, MAtascosa County, TX0 BBLs0 MCFJul 2024
Emma TarttAtascosa County, TX90,142 BBLs142,437 MCFOct 2025
Foushee-HenkeAtascosa County, TX14 BBLs41 MCFSep 2025
Foushee-Wright Keathley SaAtascosa County, TX7,635 BBLs8,557 MCFOct 2025
Giese-Henke UnitAtascosa County, TX0 BBLs0 MCFOct 2025
Griffin-Deatley UnitAtascosa County, TX0 BBLs0 MCFJun 2025
HierholzerAtascosa County, TX6,545 BBLs6,395 MCFOct 2025
Hurt & TarttAtascosa County, TX0 BBLs0 MCFOct 2014
Krueger-Hoelscher UnitAtascosa County, TX512 BBLs383 MCFOct 2025
MauchAtascosa County, TX2,139 BBLs4,536 MCFOct 2025
Mauch Tom KruegerAtascosa County, TX8,141 BBLs13,906 MCFOct 2025
Retzloff May-Mauch Krueger SaAtascosa County, TX2,046 BBLs4,229 MCFOct 2025
Ssu AllocationAtascosa County, TX24,666 BBLs42,824 MCFOct 2025
Stewart-Finley UnitAtascosa County, TX428 BBLs47 MCFOct 2025
Stewart-GieseAtascosa County, TX29,132 BBLs41,527 MCFOct 2025
Tartt Emma Et AlAtascosa County, TX1 BBLs8,607 MCFOct 2025
Weigang, GAtascosa County, TX288 BBLs0 MCFOct 2025
Wright-Henke UnitAtascosa County, TX0 BBLs0 MCFOct 2023
Wsru AllocationAtascosa County, TX4,150 BBLs6,714 MCFOct 2025

Frac'ing activity on Stewart-Henke Unit

API #Well NameStart DateEnd DateVertical DepthTotal Water Volume
42-013-34596Stewart Henke 1H

Owners of Stewart-Henke Unit

Royalty Ownership data is obtained from public records
YearOwnerProperty NameOperatorPercentageInterest TypeAppraisal ValueLegal Desciption
2025MARATHON OIL EF LLCSTEWART-HENKE UNITMARATHON OIL EF LLC
2025E O HIERHOLZER ENTITIES LTDSTEWART-HENKE UNITMARATHON OIL EF LLC
2025SBHENKE LTDSTEWART-HENKE UNITMARATHON OIL EF LLC
2025HENKE JOHN WSTEWART-HENKE UNITMARATHON OIL EF LLC
2025HENKE ROBERT LSTEWART-HENKE UNITMARATHON OIL EF LLC
2025HENKE KOENIG INVESTMENTS LTDSTEWART-HENKE UNITMARATHON OIL EF LLC
2025SPILLAR MICHELLE HSTEWART-HENKE UNITMARATHON OIL EF LLC
2025HENKE F SHELBY & BEVERLY BSTEWART-HENKE UNITMARATHON OIL EF LLC
Displaying 8 of 13 Owners   --   Full Ownership Data Available for Subscribers Only

Oil & Gas Sales on Stewart-Henke Unit

Lease #Lease NameReporting PeriodProductVolumeValueGross PricePurchaserProducer
Lease #Lease NameReporting PeriodProductOil VolumeOil ValueCalculated Oil PricePurchaserProducer
01-16385STEWART-HENKE UNITApr 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
01-16385STEWART-HENKE UNITMar 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
01-16385STEWART-HENKE UNITMar 2025MARATHON OIL EF LLC
01-16385STEWART-HENKE UNITMar 2025DCP OPERATING COMPANY, LPMARATHON OIL EF LLC
01-16385STEWART-HENKE UNITMar 2025TARGA MIDSTREAM SERVICES LLCMARATHON OIL EF LLC
01-16385STEWART-HENKE UNITMar 2025ENERFIN AGUA DULCE LPMARATHON OIL EF LLC
01-16385STEWART-HENKE UNITFeb 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
01-16385STEWART-HENKE UNITFeb 2025MARATHON OIL EF LLC
01-16385STEWART-HENKE UNITFeb 2025DCP OPERATING COMPANY, LPMARATHON OIL EF LLC
01-16385STEWART-HENKE UNITFeb 2025TARGA MIDSTREAM SERVICES LLCMARATHON OIL EF LLC
01-16385STEWART-HENKE UNITFeb 2025ENERFIN AGUA DULCE LPMARATHON OIL EF LLC
01-16385STEWART-HENKE UNITJan 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
01-16385STEWART-HENKE UNITDec 2024MARATHON OIL EF LLCMARATHON OIL EF LLC
01-16385STEWART-HENKE UNITDec 2024MARATHON OIL EF LLC
01-16385STEWART-HENKE UNITDec 2024DCP OPERATING COMPANY, LPMARATHON OIL EF LLC
01-16385STEWART-HENKE UNITDec 2024TARGA MIDSTREAM SERVICES LLCMARATHON OIL EF LLC
01-16385STEWART-HENKE UNITDec 2024ENERFIN AGUA DULCE LPMARATHON OIL EF LLC
01-16385STEWART-HENKE UNITNov 2024MARATHON OIL EF LLCMARATHON OIL EF LLC
01-16385STEWART-HENKE UNITNov 2024MARATHON OIL EF LLC
01-16385STEWART-HENKE UNITNov 2024DCP OPERATING COMPANY, LPMARATHON OIL EF LLC
01-16385STEWART-HENKE UNITNov 2024TARGA MIDSTREAM SERVICES LLCMARATHON OIL EF LLC
01-16385STEWART-HENKE UNITNov 2024ENERFIN AGUA DULCE LPMARATHON OIL EF LLC
01-16385STEWART-HENKE UNITOct 2024MARATHON OIL EF LLCMARATHON OIL EF LLC
01-16385STEWART-HENKE UNITSep 2024MARATHON OIL EF LLCMARATHON OIL EF LLC
01-16385STEWART-HENKE UNITAug 2024MARATHON OIL EF LLCMARATHON OIL EF LLC