Challenger

Oil & Gas Property in Karnes County, TX

  2. Texas
  3. Karnes County, TX
  4. Oil & Gas Properties in Karnes County, TX
  5. Challenger Oil & Gas Property

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Property Summary

Key data points for Challenger

CountyKarnes County, TX
OperatorMARATHON OIL EF LLC
Production DatesFeb 2013 - Jan 2026
Total Oil Production12,569,660 BBLs
Total Gas Production21,062,524 MCF
Recent Oil Production22,820 BBLs in Dec 2025
Recent Gas Production49,423 MCF in Dec 2025
Wells on Property41

Our Valuation Estimates for Challenger

ShaleAssessment™

Not Available

MarketMultiple™

$2,912,947 **

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

Based on a decimal interest

Challenger 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 Challenger
from Feb 2013 to Jan 2026

Wells on Challenger

API #Well NameOperatorStatusCountyEst. Daily Oil Prod.Est. Daily Gas Prod.Est. Daily Water Prod.LatitudeLongitude
API #Well NameOperatorStatusCountyEst. Daily Oil Prod.Est. Daily Gas Prod.Est. Daily Water Prod.LatitudeLongitude
42-255-32830CHALLENGER UNIT C 1HMARATHON OIL EF LLCProducingKarnes County, TX28.923247-98.000543
42-255-32882CHALLENGER UNIT B 1HMARATHON OIL EF LLCProducingKarnes County, TX28.923253-98.000465
42-255-32964CHALLENGER UNIT A 1HMARATHON OIL EF LLCProducingKarnes County, TX28.923301-97.988107
42-255-32965CHALLENGER UNIT A 2HMARATHON OIL EF LLCProducingKarnes County, TX28.923298-97.988028
42-255-32966CHALLENGER UNIT B 2HMARATHON OIL EF LLCProducingKarnes County, TX28.923306-97.988157
42-255-33286CHALLENGER UNIT B 7HMARATHON OIL EF LLCProducingKarnes County, TX28.923625-97.991444
42-255-33287CHALLENGER UNIT B 8HMARATHON OIL EF LLCProducingKarnes County, TX28.923628-97.991326
42-255-33288CHALLENGER UNIT B 9HMARATHON OIL EF LLCShut InKarnes County, TX28.923628-97.991232
42-255-33364CHALLENGER UNIT B 3HMARATHON OIL EF LLCProducingKarnes County, TX28.922111-97.995146
42-255-33366CHALLENGER UNIT B 4HMARATHON OIL EF LLCProducingKarnes County, TX28.922117-97.995051
42-255-33367CHALLENGER UNIT B 5HMARATHON OIL EF LLCProducingKarnes County, TX28.922123-97.994957
42-255-33368CHALLENGER UNIT B 6HMARATHON OIL EF LLCProducingKarnes County, TX28.922122-97.994889
42-255-33418CHALLENGER UNIT A 3HMARATHON OIL EF LLCProducingKarnes County, TX28.923817-97.981423
42-255-33419CHALLENGER UNIT A 4HMARATHON OIL EF LLCProducingKarnes County, TX28.923811-97.981358
42-255-33420CHALLENGER UNIT A 5HMARATHON OIL EF LLCProducingKarnes County, TX28.923808-97.981263
42-255-33421CHALLENGER UNIT A 6HMARATHON OIL EF LLCProducingKarnes County, TX28.923809-97.981143
42-255-33663CHALLENGER UNIT A 7HMARATHON OIL EF LLCProducingKarnes County, TX28.923789-97.980457
42-255-33664CHALLENGER UNIT A 8HMARATHON OIL EF LLCShut InKarnes County, TX28.923786-97.980362
42-255-33665CHALLENGER UNIT A 9HMARATHON OIL EF LLCProducingKarnes County, TX28.923781-97.980294
42-255-33666CHALLENGER UNIT A 10HMARATHON OIL EF LLCShut InKarnes County, TX28.923781-97.980173
42-255-33667CHALLENGER UNIT A 11HMARATHON OIL EF LLCProducingKarnes County, TX28.923778-97.980082
42-255-34333CHALLENGER UNIT C 9HMARATHON OIL EF LLCProducingKarnes County, TX28.907754-98.004268
42-255-34334CHALLENGER UNIT C 10HMARATHON OIL EF LLCProducingKarnes County, TX28.907751-98.004363
42-255-34336CHALLENGER UNIT C 11HMARATHON OIL EF LLCShut InKarnes County, TX28.907742-98.004483
42-255-34337CHALLENGER UNIT C 12HMARATHON OIL EF LLCProducingKarnes County, TX28.907740-98.004549
42-255-35196CHALLENGER UNIT C AC 1HMARATHON OIL EF LLCProducingKarnes County, TX28.908244-97.999297
42-255-35197CHALLENGER UNIT C AC 2HMARATHON OIL EF LLCProducingKarnes County, TX28.908911-97.999322
42-255-35198CHALLENGER UNIT C 2HMARATHON OIL EF LLCProducingKarnes County, TX28.908829-97.999599
42-255-35199CHALLENGER UNIT C 3HMARATHON OIL EF LLCProducingKarnes County, TX28.908745-97.999596
42-255-35200CHALLENGER UNIT C 4HMARATHON OIL EF LLCProducingKarnes County, TX28.908662-97.999590
42-255-35201CHALLENGER UNIT C 5HMARATHON OIL EF LLCProducingKarnes County, TX28.908579-97.999585
42-255-35202CHALLENGER UNIT C 6HMARATHON OIL EF LLCProducingKarnes County, TX28.908415-97.999574
42-255-35530CHALLENGER UNIT C-B SA 1HMARATHON OIL EF LLCHorizontal Well Surface LocatioKarnes County, TX28.906784-97.992348
42-255-35862CHALLENGER UNIT B AC 1HMARATHON OIL EF LLCProducingKarnes County, TX28.908231-97.992425
42-255-35863CHALLENGER UNIT B AC 2HMARATHON OIL EF LLCProducingKarnes County, TX28.908236-97.992333
42-255-36039CHALLENGER UNIT C AC 3HMARATHON OIL EF LLCProducingKarnes County, TX28.905869-98.002731
42-255-36385CHALLENGER UNIT B AC 3HMARATHON OIL EF LLCHorizontal Well Surface LocatioKarnes County, TX28.909556-97.984651
42-255-36943CHALLENGER UNIT C-B SA 1HMARATHON OIL EF LLCProducingKarnes County, TX28.905130-97.997310
42-255-37158CHALLENGER AC UNIT A 2HMARATHON OIL EF LLCProducingKarnes County, TX28.921646-97.984229
42-255-37159CHALLENGER AC UNIT A 4HMARATHON OIL EF LLCProducingKarnes County, TX28.921584-97.984182
42-255-37160CHALLENGER UNIT B-A AC SA 1HMARATHON OIL EF LLCProducingKarnes County, TX28.921525-97.984154

Leases included in Challenger

Lease #Lease NameOperatorCountyMonthly Oil Prod.Monthly Gas Prod.
Lease #Lease NameOperatorCountyMonthly Oil Prod.Monthly Gas Prod.
02-10434CHALLENGER UNIT BMARATHON OIL EF LLCKarnes County, TX
02-10446CHALLENGER UNIT CMARATHON OIL EF LLCKarnes County, TX
02-10519CHALLENGER UNIT AMARATHON OIL EF LLCKarnes County, TX
02-11418CHALLENGER UNIT C ACMARATHON OIL EF LLCKarnes County, TX
02-11630CHALLENGER UNIT B ACMARATHON OIL EF LLCKarnes County, TX
02-12092CHALLENGER UNIT C-B SAMARATHON OIL EF LLCKarnes County, TX
02-12180CHALLENGER UNIT B-A AC SAMARATHON OIL EF LLCKarnes County, TX
02-12193CHALLENGER AC UNIT AMARATHON OIL EF LLCKarnes County, TX
02-284947CHALLENGER UNIT B AC 1HMARATHON OIL EF LLCKarnes County, TX
02-284948CHALLENGER UNIT B AC 2HMARATHON OIL EF LLCKarnes County, TX
02-286377CHALLENGER UNIT C AC 3HMARATHON OIL EF LLCKarnes County, TX

Nearby Properties

These are the closest 20 properties to the Challenger property.

Property NameLocationOil Prod.Gas Prod.Prod. Period
Berdie - Hoffmann - Apollo AKarnes County, TX2,906 BBLs2,914 MCFJan 2026
Berdie UnitKarnes County, TX11,646 BBLs10,190 MCFJan 2026
Berdie-Apollo AKarnes County, TX2,230 BBLs5,771 MCFJan 2026
Berdie-MoczygembaKarnes County, TX6,307 BBLs12,624 MCFJan 2026
Berdie-Stoeltje AKarnes County, TX2,360 BBLs5,038 MCFJan 2026
Boots UnitKarnes County, TX7,123 BBLs32,252 MCFDec 2025
Dougherty - Challenger AKarnes County, TX1,965 BBLs1,345 MCFJan 2026
FertschKarnes County, TX186 BBLs0 MCFDec 2025
Forister-Janysek UnitKarnes County, TX5,568 BBLs3,786 MCFJan 2026
HoffmannKarnes County, TX11,447 BBLs36,737 MCFJan 2026
Labus Pittman UnitKarnes County, TX4,540 BBLs6,843 MCFJan 2026
Maurer-Swize McFarland SaKarnes County, TX983 BBLs1,865 MCFJan 2026
Medina-HoffmanKarnes County, TX9,086 BBLs10,704 MCFJan 2026
Mohr-Hons Medina-Hoffman SaKarnes County, TX2,600 BBLs2,369 MCFJan 2026
Mohr-Hons UnitKarnes County, TX6,658 BBLs8,990 MCFJan 2026
RJ MoczygembaKarnes County, TX1,378 BBLs7,973 MCFJan 2026
Rodriguez-Trial UnitKarnes County, TX3,383 BBLs4,560 MCFJan 2026
RzeppaKarnes County, TX3 BBLs0 MCFDec 2025
StoeltjeKarnes County, TX0 BBLs0 MCFOct 2025
Swize McFarland UnitKarnes County, TX8,036 BBLs16,183 MCFJan 2026

Companies in the Area

These are the closest 20 companies operating near the Challenger property.

Company Name
1776 Energy Operators, LLC
Ageron Energy, LLC
Blackbrush O & G, LLC
Burlington Resources Oil & Gas Company LP
Caturus Energy, LLC
Devon Energy Production Company, L.P.
Encana Oil & Gas (USA) Inc.
Greenwerks Outdoor Services LLC
Gulftex Energy, LLC
Hawthorn Energy Partners, LLC
Jaybird Operating, LLC
Magnolia Oil & Gas Operating LLC
Marathon Oil Ef LLC
Murphy Expl. & Prod. Co. - USA
Natural Energy, Inc.
Repsol Oil & Gas USA, LLC
Rio-Tex, Inc.
Rollert Co., Inc., The
Silver Hill Energy Operating, LLC
Tidal Petroleum, Inc.

Frac'ing activity on Challenger

API #Well NameStart DateEnd DateVertical DepthTotal Water Volume
API #Well NameStart DateEnd DateVertical DepthTotal Water Volume
42-255-32830Challenger Unit C 1H
42-255-32882Challenger Unit B 1H
42-255-32964Challenger A 1H
42-255-32965Challenger A 2H
42-255-32966Challenger B 2H
42-255-33286Challenger Unit B 7H
42-255-33287Challenger Unit B 8H
42-255-33288Challenger Unit B 9H
42-255-33364Challenger Unit B 3H
42-255-33366Challenger Unit B 4H
42-255-33367Challenger Unit B 5H
42-255-33368Challenger Unit B 6H
42-255-33418Challenger Unit A 3H
42-255-33419Challenger Unit A 4H
42-255-33420Challenger Unit A 5H
42-255-33421Challenger Unit A 6H
42-255-33663Challenger A 7H
42-255-33664Challenger A 8H
42-255-33665Challenger A 9H
42-255-33666Challenger A 10H
42-255-33667Challenger A 11H
42-255-34333Challenger Unit C 9H
42-255-34334Challenger Unit C 10H
42-255-34336Challenger Unit C 11H
42-255-34337Challenger Unit C 12H
42-255-35196CHALLENGER UNIT C A
42-255-35197CHALLENGER UNIT C A 2H
42-255-35198Challenger C 2H
42-255-35199Challenger C 3H
42-255-35201Challenger C 5H
42-255-35202Challenger C 6H
42-255-35863Challenger AC 2H
42-255-36039Challenger Unit C AC 3H
42-255-36943CHALLENGER UNIT C-B SA 1H
42-255-37158CHALLENGER AC UNIT A 2H
42-255-37159CHALLENGER AC UNIT A 4H
42-255-37160CHALLENGER UNIT B-A AC SA 1H

Owners of Challenger

Royalty Ownership data is obtained from public records
YearOwnerProperty NameOperatorPercentageInterest TypeAppraisal ValueLegal Desciption
2025MARATHON OIL EF LLCCHALLENGER UNIT C 1-6,9,10,12HMARATHON OIL EF LLC
2025MARATHON OIL EF LLCCHALLENGER UNIT B W#1H-8HMARATHON OIL EF LLC
2025MARATHON OIL EF LLCCHALLENGER UNIT C AC W#1H-3HMARATHON OIL EF LLC
2025MARATHON OIL EF LLCCHALLENGER UNIT A W#3-7H,9-11HMARATHON OIL EF LLC
2025MARATHON OIL EF LLCCHALLENGER UNIT C-B SA W#1HMARATHON OIL EF LLC
2025MARATHON OIL EF LLCCHALLENGER UNIT B AC W#1H-2HMARATHON OIL EF LLC
2025MARATHON OIL EF LLCCHALLENGER UNIT B-A AC W#1HMARATHON OIL EF LLC
2025BROWN WILLIAM SCOTTCHALLENGER UNIT C 1-6,9,10,12HMARATHON OIL EF LLC
Displaying 8 of 924 Owners   --   Full Ownership Data Available for Subscribers Only

Oil & Gas Sales on Challenger

Lease #Lease NameReporting PeriodProductVolumeValueGross PricePurchaserProducer
Lease #Lease NameReporting PeriodProductOil VolumeOil ValueCalculated Oil PricePurchaserProducer
02-10434CHALLENGER UNIT BDec 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10446CHALLENGER UNIT CDec 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10519CHALLENGER UNIT ADec 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-11418CHALLENGER UNIT C ACDec 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-11630CHALLENGER UNIT B ACDec 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-12092CHALLENGER UNIT C-B SADec 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-12180CHALLENGER UNIT B-A AC SADec 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-12193CHALLENGER AC UNIT ADec 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10434CHALLENGER UNIT BNov 2025ENTERPRISE PRODUCTS OPERATING LLCCONOCOPHILLIPS COMPANY
02-10434CHALLENGER UNIT BNov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10434CHALLENGER UNIT BNov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10434CHALLENGER UNIT BNov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10446CHALLENGER UNIT CNov 2025ENTERPRISE PRODUCTS OPERATING LLCCONOCOPHILLIPS COMPANY
02-10446CHALLENGER UNIT CNov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10446CHALLENGER UNIT CNov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10446CHALLENGER UNIT CNov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10519CHALLENGER UNIT ANov 2025ENTERPRISE PRODUCTS OPERATING LLCCONOCOPHILLIPS COMPANY
02-10519CHALLENGER UNIT ANov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10519CHALLENGER UNIT ANov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10519CHALLENGER UNIT ANov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-11418CHALLENGER UNIT C ACNov 2025ENTERPRISE PRODUCTS OPERATING LLCCONOCOPHILLIPS COMPANY
02-11418CHALLENGER UNIT C ACNov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-11418CHALLENGER UNIT C ACNov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-11418CHALLENGER UNIT C ACNov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-11630CHALLENGER UNIT B ACNov 2025ENTERPRISE PRODUCTS OPERATING LLCCONOCOPHILLIPS COMPANY