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 - Sep 2025
Total Oil Production836,764 BBLs
Total Gas Production5,888,038 MCF
Recent Oil Production510 BBLs in Aug 2025
Recent Gas Production5,924 MCF in Aug 2025
Wells on Property7

Our Valuation Estimates for Blackjack Unit

ShaleAssessment

$131,893 *

MarketMultiple

$184,180 **

* 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 Sep 2025

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
Barboza UnitKarnes County, TX8,954 BBLs60,501 MCFSep 2025
Blackjack UnitKarnes County, TX468 BBLs3,800 MCFSep 2025
Buzzard VIsta AKarnes County, TX516 BBLs10,957 MCFSep 2025
Foster UnitKarnes County, TX3,967 BBLs53,821 MCFSep 2025
Grasshopper ThieleKarnes County, TX9,608 BBLs242,361 MCFSep 2025
Gross Unit AKarnes County, TX351 BBLs619 MCFSep 2025
Hemby UnitKarnes County, TX7,347 BBLs40,599 MCFSep 2025
Kenedy Corporation Gas Unit 1Karnes County, TX496 BBLs6,186 MCFSep 2025
Kenrubylie AKarnes County, TX1,379 BBLs42,732 MCFSep 2025
Kenrubylie-Kenedy (Sa) AKarnes County, TX33,772 BBLs285,590 MCFSep 2025
Kosub UnitKarnes County, TX12,963 BBLs60,115 MCFSep 2025
L.B. Hailey UnitKarnes County, TX12,262 BBLs181,841 MCFSep 2025
McAlisterKarnes County, TX9,388 BBLs96,678 MCFSep 2025
Phillippe Gu1Karnes County, TX460 BBLs14,125 MCFSep 2025
Ricks Living Trust GuKarnes County, TX19 BBLs1,116 MCFAug 2025
SchulteKarnes County, TX602 BBLs1,478 MCFSep 2025
Sienkiewicz UnitKarnes County, TX5,243 BBLs32,722 MCFSep 2025
Strmiska Gas Unit 1Karnes County, TX388 BBLs9,664 MCFSep 2025
SyringKarnes County, TX638 BBLs997 MCFSep 2025
Young Gas Unit 1Karnes County, TX4,826 BBLs28,359 MCFSep 2025

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 1HMar 2025ETC TEXAS PIPELINE, LTD.MARATHON OIL EF LLC
02-274533BLACKJACK UNIT E 1HMar 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
02-274533BLACKJACK UNIT E 1HMar 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
02-285756BLACKJACK UNIT D 1HMar 2025ETC TEXAS PIPELINE, LTD.MARATHON OIL EF LLC
02-285756BLACKJACK UNIT D 1HMar 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
02-285756BLACKJACK UNIT D 1HMar 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
02-285757BLACKJACK UNIT D 2HMar 2025ETC TEXAS PIPELINE, LTD.MARATHON OIL EF LLC
02-285757BLACKJACK UNIT D 2HMar 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
02-285757BLACKJACK UNIT D 2HMar 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
02-285879BLACKJACK UNIT D 3HMar 2025ETC TEXAS PIPELINE, LTD.MARATHON OIL EF LLC
02-285879BLACKJACK UNIT D 3HMar 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
02-285879BLACKJACK UNIT D 3HMar 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
02-285882BLACKJACK UNIT D 6HMar 2025ETC TEXAS PIPELINE, LTD.MARATHON OIL EF LLC
02-285882BLACKJACK UNIT D 6HMar 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
02-285882BLACKJACK UNIT D 6HMar 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
02-274533BLACKJACK UNIT E 1HFeb 2025ETC TEXAS PIPELINE, LTD.MARATHON OIL EF LLC
02-274533BLACKJACK UNIT E 1HFeb 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
02-274533BLACKJACK UNIT E 1HFeb 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
02-285756BLACKJACK UNIT D 1HFeb 2025ETC TEXAS PIPELINE, LTD.MARATHON OIL EF LLC
02-285756BLACKJACK UNIT D 1HFeb 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
02-285756BLACKJACK UNIT D 1HFeb 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
02-285757BLACKJACK UNIT D 2HFeb 2025ETC TEXAS PIPELINE, LTD.MARATHON OIL EF LLC
02-285757BLACKJACK UNIT D 2HFeb 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
02-285757BLACKJACK UNIT D 2HFeb 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
02-285879BLACKJACK UNIT D 3HFeb 2025ETC TEXAS PIPELINE, LTD.MARATHON OIL EF LLC