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 - Apr 2026
Total Oil Production841,425 BBLs
Total Gas Production5,936,095 MCF
Recent Oil Production697 BBLs in Mar 2026
Recent Gas Production3,604 MCF in Mar 2026
Wells on Property7

Our Valuation Estimates for Blackjack Unit

ShaleAssessment

$121,604 *

MarketMultiple

$125,670 **

* 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 Apr 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, TX1,068 BBLs5,028 MCFApr 2026
Buzzard VIsta AKarnes County, TX556 BBLs13,203 MCFApr 2026
Foster UnitKarnes County, TX2,941 BBLs50,707 MCFApr 2026
Grasshopper ThieleKarnes County, TX6,953 BBLs179,071 MCFApr 2026
Gross Unit AKarnes County, TX99 BBLs472 MCFApr 2026
Hemby UnitKarnes County, TX6,221 BBLs46,089 MCFApr 2026
Kenedy Corporation Gas Unit 1Karnes County, TX633 BBLs9,936 MCFApr 2026
Kenrubylie AKarnes County, TX1,014 BBLs2,666 MCFApr 2026
Kenrubylie-Kenedy (Sa) AKarnes County, TX17,516 BBLs135,745 MCFApr 2026
Kosub UnitKarnes County, TX10,656 BBLs101,470 MCFApr 2026
L.B. Hailey UnitKarnes County, TX14,002 BBLs123,284 MCFApr 2026
McAlisterKarnes County, TX10,913 BBLs103,897 MCFApr 2026
Phillippe Gu1Karnes County, TX1,396 BBLs6,370 MCFApr 2026
Ricks Living Trust GuKarnes County, TX3,024 BBLs46,733 MCFApr 2026
SchulteKarnes County, TX10,264 BBLs58,309 MCFApr 2026
Schulte-Bailey Usw A 1Karnes County, TX31,374 BBLs113,385 MCFMay 2026
Schulte-McElveen UswKarnes County, TX83,395 BBLs294,929 MCFMay 2026
Sienkiewicz UnitKarnes County, TX4,643 BBLs10,288 MCFApr 2026
SyringKarnes County, TX434 BBLs959 MCFApr 2026
Young Gas Unit 1Karnes County, TX4,767 BBLs25,505 MCFApr 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