Blackjack Unit

Oil & Gas Property in Karnes County, TX

Property Summary

Key data points for Blackjack Unit

CountyKarnes County, TX
OperatorMARATHON OIL EF LLC
Production DatesJul 2014 - Mar 2026
Total Oil Production841,122 BBLs
Total Gas Production5,933,649 MCF
Recent Oil Production390 BBLs in Feb 2026
Recent Gas Production3,558 MCF in Feb 2026
Wells on Property7

Our Valuation Estimates for Blackjack Unit

ShaleAssessment

$122,928 *

MarketMultiple

$133,162 **

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

Based on a decimal interest

Blackjack Unit Production Graph

Aggregated production of all wells and leases associated with this property
Subscribe for Full Access Subscribe now to gain immediate access
to oil and gas production for Blackjack Unit
from Jul 2014 to Mar 2026

Wells on Blackjack Unit

API #Well NameOperatorStatusCountyEst. Daily Oil Prod.Est. Daily Gas Prod.Est. Daily Water Prod.LatitudeLongitude
42-255-33502BLACKJACK UNIT E 1HMARATHON OIL EF LLCProducingKarnes County, TX28.815819-97.868632
42-255-33511BLACKJACK UNIT D 6HMARATHON OIL EF LLCProducingKarnes County, TX28.815489-97.868394
42-255-33538BLACKJACK UNIT D 4HMARATHON OIL EF LLCTemp AbandonedKarnes County, TX28.815342-97.868483
42-255-33539BLACKJACK UNIT D 5HMARATHON OIL EF LLCTemp AbandonedKarnes County, TX28.815414-97.868439
42-255-33908BLACKJACK UNIT D 3HMARATHON OIL EF LLCProducingKarnes County, TX28.816005-97.869227
42-255-33909BLACKJACK UNIT D 2HMARATHON OIL EF LLCProducingKarnes County, TX28.815933-97.869271
42-255-33910BLACKJACK UNIT D 1HMARATHON OIL EF LLCProducingKarnes County, TX28.815861-97.869315

Leases included in Blackjack Unit

Lease #Lease NameOperatorCountyMonthly Oil Prod.Monthly Gas Prod.
02-10819BLACKJACK UNIT DMARATHON OIL EF LLCKarnes County, TX
02-274533BLACKJACK UNIT E 1HMARATHON OIL EF LLCKarnes County, TX
02-285756BLACKJACK UNIT D 1HMARATHON OIL EF LLCKarnes County, TX
02-285757BLACKJACK UNIT D 2HMARATHON OIL EF LLCKarnes County, TX
02-285879BLACKJACK UNIT D 3HMARATHON OIL EF LLCKarnes County, TX
02-285880BLACKJACK UNIT D 4HMARATHON OIL EF LLCKarnes County, TX
02-285881BLACKJACK UNIT D 5HMARATHON OIL EF LLCKarnes County, TX
02-285882BLACKJACK UNIT D 6HMARATHON OIL EF LLCKarnes County, TX

Nearby Properties

These are the closest 20 properties to the Blackjack Unit property.

Property NameLocationOil Prod.Gas Prod.Prod. Period
Blackjack UnitKarnes County, TX1,355 BBLs6,445 MCFMar 2026
Buzzard VIsta AKarnes County, TX638 BBLs11,767 MCFMar 2026
Foster UnitKarnes County, TX2,850 BBLs45,470 MCFMar 2026
Grasshopper ThieleKarnes County, TX7,242 BBLs178,969 MCFMar 2026
Gross Unit AKarnes County, TX86 BBLs433 MCFMar 2026
Hemby UnitKarnes County, TX6,889 BBLs56,167 MCFMar 2026
Kenedy Corporation Gas Unit 1Karnes County, TX743 BBLs5,180 MCFMar 2026
Kenrubylie AKarnes County, TX826 BBLs2,157 MCFMar 2026
Kenrubylie-Kenedy (Sa) AKarnes County, TX16,902 BBLs130,233 MCFMar 2026
Kosub UnitKarnes County, TX8,424 BBLs81,621 MCFMar 2026
L.B. Hailey UnitKarnes County, TX13,085 BBLs121,084 MCFMar 2026
McAlisterKarnes County, TX9,238 BBLs92,806 MCFMar 2026
Phillippe Gu1Karnes County, TX1,354 BBLs3,879 MCFMar 2026
Ricks Living Trust GuKarnes County, TX3,169 BBLs45,841 MCFMar 2026
SchulteKarnes County, TX12,827 BBLs58,557 MCFMar 2026
Schulte-Bailey Usw A 1Karnes County, TX26,834 BBLs99,077 MCFMar 2026
Schulte-McElveen UswKarnes County, TX73,459 BBLs253,533 MCFMar 2026
Sienkiewicz UnitKarnes County, TX4,671 BBLs15,161 MCFMar 2026
SyringKarnes County, TX407 BBLs1,212 MCFMar 2026
Young Gas Unit 1Karnes County, TX4,748 BBLs16,332 MCFMar 2026

Frac'ing activity on Blackjack Unit

API #Well NameStart DateEnd DateVertical DepthTotal Water Volume
42-255-33502Blackjack E 1H
42-255-33511Blackjack D 6H
42-255-33538Blackjack D 4H
42-255-33539Black Jack D 5H
42-255-33908Blackjack D 3H
42-255-33909Blackjack D 2H
42-255-33910Blackjack D 1H

Owners of Blackjack Unit

Royalty Ownership data is obtained from public records
YearOwnerProperty NameOperatorPercentageInterest TypeAppraisal ValueLegal Desciption
2025MARATHON OIL EF LLCBLACKJACK UNIT D W#2HMARATHON OIL EF LLC
2025MARATHON OIL EF LLCBLACKJACK UNIT E W#1HMARATHON OIL EF LLC
2025MARATHON OIL EF LLCBLACKJACK UNIT D W#1HMARATHON OIL EF LLC
2025MARATHON OIL EF LLCBLACKJACK UNIT D W#3HMARATHON OIL EF LLC
2025REDING LTDBLACKJACK UNIT E W#1HMARATHON OIL EF LLC
2025ELSOWINY JACKLENE PBLACKJACK UNIT D W#2HMARATHON OIL EF LLC
2025ELSOWINY JACKLENE PBLACKJACK UNIT D W#1HMARATHON OIL EF LLC
2025REDING LTDBLACKJACK UNIT D W#2HMARATHON OIL EF LLC
Displaying 8 of 1036 Owners   --   Full Ownership Data Available for Subscribers Only

Oil & Gas Sales on Blackjack Unit

Lease #Lease NameReporting PeriodProductVolumeValueGross PricePurchaserProducer
Lease #Lease NameReporting PeriodProductOil VolumeOil ValueCalculated Oil PricePurchaserProducer
02-274533BLACKJACK UNIT E 1HFeb 2026ETC TEXAS PIPELINE, LTD.CONOCOPHILLIPS COMPANY
02-274533BLACKJACK UNIT E 1HFeb 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-285756BLACKJACK UNIT D 1HFeb 2026ETC TEXAS PIPELINE, LTD.CONOCOPHILLIPS COMPANY
02-285756BLACKJACK UNIT D 1HFeb 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-285756BLACKJACK UNIT D 1HFeb 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-285757BLACKJACK UNIT D 2HFeb 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-285879BLACKJACK UNIT D 3HFeb 2026ETC TEXAS PIPELINE, LTD.CONOCOPHILLIPS COMPANY
02-285879BLACKJACK UNIT D 3HFeb 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-285879BLACKJACK UNIT D 3HFeb 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-285882BLACKJACK UNIT D 6HFeb 2026ETC TEXAS PIPELINE, LTD.CONOCOPHILLIPS COMPANY
02-285882BLACKJACK UNIT D 6HFeb 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-285882BLACKJACK UNIT D 6HFeb 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-274533BLACKJACK UNIT E 1HJan 2026ETC TEXAS PIPELINE, LTD.CONOCOPHILLIPS COMPANY
02-274533BLACKJACK UNIT E 1HJan 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-274533BLACKJACK UNIT E 1HJan 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-285756BLACKJACK UNIT D 1HJan 2026ETC TEXAS PIPELINE, LTD.CONOCOPHILLIPS COMPANY
02-285756BLACKJACK UNIT D 1HJan 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-285756BLACKJACK UNIT D 1HJan 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-285757BLACKJACK UNIT D 2HJan 2026ETC TEXAS PIPELINE, LTD.CONOCOPHILLIPS COMPANY
02-285757BLACKJACK UNIT D 2HJan 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-285757BLACKJACK UNIT D 2HJan 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-285879BLACKJACK UNIT D 3HJan 2026ETC TEXAS PIPELINE, LTD.CONOCOPHILLIPS COMPANY
02-285879BLACKJACK UNIT D 3HJan 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-285879BLACKJACK UNIT D 3HJan 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-285882BLACKJACK UNIT D 6HJan 2026ETC TEXAS PIPELINE, LTD.CONOCOPHILLIPS COMPANY