Brown-Dupnik

Oil & Gas Property in Karnes County, TX

Property Summary

Key data points for Brown-Dupnik

CountyKarnes County, TX
OperatorMARATHON OIL EF LLC
Production DatesMay 2012 - Jan 2026
Total Oil Production1,274,569 BBLs
Total Gas Production2,198,175 MCF
Recent Oil Production5,018 BBLs in Dec 2025
Recent Gas Production9,540 MCF in Dec 2025
Wells on Property6

Our Valuation Estimates for Brown-Dupnik

ShaleAssessment

$42,183 *

MarketMultiple

$425,601 **

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

Based on a decimal interest

Brown-Dupnik Production Graph

Aggregated production of all wells and leases associated with this property
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to oil and gas production for Brown-Dupnik
from May 2012 to Jan 2026

Wells on Brown-Dupnik

API #Well NameOperatorStatusCountyEst. Daily Oil Prod.Est. Daily Gas Prod.Est. Daily Water Prod.LatitudeLongitude
42-255-32347BROWN-DUPNIK A UNIT 1HMARATHON OIL EF LLCProducingKarnes County, TX28.834436-97.980331
42-255-32898BROWN-DUPNIK B UNIT 1HMARATHON OIL EF LLCProducingKarnes County, TX28.833980-97.981215
42-255-33991BROWN-DUPNIK A UNIT 2HMARATHON OIL EF LLCHorizontal Well Surface LocatioKarnes County, TX28.835886-97.975604
42-255-35881BROWN DUPNIK B-A PSA 1HMARATHON OIL EF LLCProducingKarnes County, TX28.835820-97.975596
42-255-37317BROWN-DUPNIK B UNIT 2HMARATHON OIL EF LLCShut InKarnes County, TX28.850767-97.992515
42-255-37318BROWN-DUPNIK B UNIT 3HMARATHON OIL EF LLCProducingKarnes County, TX28.850759-97.992593

Leases included in Brown-Dupnik

Lease #Lease NameOperatorCountyMonthly Oil Prod.Monthly Gas Prod.
02-10073BROWN-DUPNIK A UNITMARATHON OIL EF LLCKarnes County, TX
02-10435BROWN-DUPNIK B UNITMARATHON OIL EF LLCKarnes County, TX
02-11550BROWN DUPNIK B-A PSAMARATHON OIL EF LLCKarnes County, TX

Nearby Properties

These are the closest 20 properties to the Brown-Dupnik property.

Property NameLocationOil Prod.Gas Prod.Prod. Period
Adams-Tipton UnitKarnes County, TX5,956 BBLs5,513 MCFJan 2026
B. Dupnik A-H. Brown PsaKarnes County, TX1,757 BBLs1,440 MCFJan 2026
B.Dupnik-V.Foegelle-F.541 B SaKarnes County, TX488 BBLs4,083 MCFJan 2026
Brysch Adams-Brysch JonasKarnes County, TX5,829 BBLs12,467 MCFJan 2026
Buehring UnitKarnes County, TX2,310 BBLs4,212 MCFJan 2026
Davenport UnitKarnes County, TX0 BBLs0 MCFJan 2026
Davenport-Brown Dupnik B SaKarnes County, TX737 BBLs1,547 MCFJan 2026
H.Anzaldua-Hedtke SaKarnes County, TX4,241 BBLs6,155 MCFJan 2026
Hedtke-H.Henke-Davenport SaKarnes County, TX886 BBLs3,396 MCFJan 2026
Hedtke-Henke UnitKarnes County, TX3,413 BBLs5,853 MCFJan 2026
Hedtke-Martinez-Henke SaKarnes County, TX2,993 BBLs4,271 MCFJan 2026
Holland Brown-Adams Tipton PsaKarnes County, TX1,837 BBLs3,501 MCFJan 2026
Holland-Brown UnitKarnes County, TX2,994 BBLs1,853 MCFJan 2026
Holland-O.Forister 541 B SaKarnes County, TX2,278 BBLs4,168 MCFJan 2026
Jordan UnitKarnes County, TX2,566 BBLs2,897 MCFJan 2026
Kimble-GilleyKarnes County, TX3,893 BBLs10,452 MCFJan 2026
Martinez-H.Henke-Hedtke SaKarnes County, TX3,475 BBLs5,252 MCFJan 2026
Vajdos F-Forister 541 A SaKarnes County, TX3,430 BBLs5,275 MCFJan 2026
Vajdos-Foegelle UnitKarnes County, TX5,644 BBLs8,979 MCFJan 2026
Whitley Mejor UnitKarnes County, TX1,228 BBLs1,166 MCFJan 2026

Frac'ing activity on Brown-Dupnik

API #Well NameStart DateEnd DateVertical DepthTotal Water Volume
42-255-32347Brown Dupnik 1H
42-255-32898Brown Dupnik B 1H
42-255-35881Brown Dupnik B-A PSA 1H
42-255-37317Brown-Dupnik B Unit 2H
42-255-37318Brown-Dupnik B Unit 3H

Owners of Brown-Dupnik

Royalty Ownership data is obtained from public records
YearOwnerProperty NameOperatorPercentageInterest TypeAppraisal ValueLegal Desciption
2025MARATHON OIL EF LLCBROWN DUPNIK B UNIT W#1H,3HMARATHON OIL EF LLC
2025WTLT LPBROWN DUPNIK B UNIT W#1H,3HMARATHON OIL EF LLC
2025MARATHON OIL EF LLCBROWN DUPNIK B-A PSA W#1H TR 2MARATHON OIL EF LLC
2025MARATHON OIL EF LLCBROWN DUPNIK B-A PSA W#1H TR 1MARATHON OIL EF LLC
2025WHITLEY CHERYLBROWN DUPNIK B UNIT W#1H,3HMARATHON OIL EF LLC
2025WHITLEY WILLIAM H MARITAL TRUSBROWN DUPNIK B UNIT W#1H,3HMARATHON OIL EF LLC
2025FREEHOLD ROYALTIES USA INCBROWN DUPNIK B UNIT W#1H,3HMARATHON OIL EF LLC
2025AMBER HARVEST LLCBROWN DUPNIK B UNIT W#1H,3HMARATHON OIL EF LLC
Displaying 8 of 155 Owners   --   Full Ownership Data Available for Subscribers Only

Oil & Gas Sales on Brown-Dupnik

Lease #Lease NameReporting PeriodProductVolumeValueGross PricePurchaserProducer
Lease #Lease NameReporting PeriodProductOil VolumeOil ValueCalculated Oil PricePurchaserProducer
02-10073BROWN-DUPNIK A UNITDec 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10435BROWN-DUPNIK B UNITDec 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-11550BROWN DUPNIK B-A PSADec 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10073BROWN-DUPNIK A UNITNov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10073BROWN-DUPNIK A UNITNov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10073BROWN-DUPNIK A UNITNov 2025ENERFIN AGUA DULCE LPCONOCOPHILLIPS COMPANY
02-10073BROWN-DUPNIK A UNITNov 2025DCP OPERATING COMPANY, LPCONOCOPHILLIPS COMPANY
02-10073BROWN-DUPNIK A UNITNov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10435BROWN-DUPNIK B UNITNov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10435BROWN-DUPNIK B UNITNov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10435BROWN-DUPNIK B UNITNov 2025ENERFIN AGUA DULCE LPCONOCOPHILLIPS COMPANY
02-10435BROWN-DUPNIK B UNITNov 2025DCP OPERATING COMPANY, LPCONOCOPHILLIPS COMPANY
02-10435BROWN-DUPNIK B UNITNov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-11550BROWN DUPNIK B-A PSANov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-11550BROWN DUPNIK B-A PSANov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-11550BROWN DUPNIK B-A PSANov 2025ENERFIN AGUA DULCE LPCONOCOPHILLIPS COMPANY
02-11550BROWN DUPNIK B-A PSANov 2025DCP OPERATING COMPANY, LPCONOCOPHILLIPS COMPANY
02-11550BROWN DUPNIK B-A PSANov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10435BROWN-DUPNIK B UNITOct 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10435BROWN-DUPNIK B UNITOct 2025ENERFIN AGUA DULCE LPCONOCOPHILLIPS COMPANY
02-10435BROWN-DUPNIK B UNITOct 2025DCP OPERATING COMPANY, LPCONOCOPHILLIPS COMPANY
02-10435BROWN-DUPNIK B UNITOct 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-11550BROWN DUPNIK B-A PSAOct 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-11550BROWN DUPNIK B-A PSAOct 2025ENERFIN AGUA DULCE LPCONOCOPHILLIPS COMPANY
02-11550BROWN DUPNIK B-A PSAOct 2025DCP OPERATING COMPANY, LPCONOCOPHILLIPS COMPANY