Oxford Unit

Oil & Gas Property in Karnes County, TX

Property Summary

Key data points for Oxford Unit

CountyKarnes County, TX
OperatorMARATHON OIL EF LLC
Production DatesNov 2011 - Jan 2026
Total Oil Production1,872,398 BBLs
Total Gas Production2,550,039 MCF
Recent Oil Production5,021 BBLs in Dec 2025
Recent Gas Production6,355 MCF in Dec 2025
Wells on Property7

Our Valuation Estimates for Oxford Unit

ShaleAssessment

$190,261 *

MarketMultiple

$568,491 **

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

Based on a decimal interest

Oxford Unit Production Graph

Aggregated production of all wells and leases associated with this property
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to oil and gas production for Oxford Unit
from Nov 2011 to Jan 2026

Wells on Oxford Unit

API #Well NameOperatorStatusCountyEst. Daily Oil Prod.Est. Daily Gas Prod.Est. Daily Water Prod.LatitudeLongitude
42-255-30653OXFORD UNIT 1WESSELY ENERGY CORPORATIONDry HoleKarnes County, TX28.881210-98.027995
42-255-32096OXFORD UNIT 1HMARATHON OIL EF LLCShut InKarnes County, TX28.863380-98.027698
42-255-35349OXFORD UNIT 2HMARATHON OIL EF LLCProducingKarnes County, TX28.866902-98.026232
42-255-35350OXFORD UNIT 3HMARATHON OIL EF LLCShut InKarnes County, TX28.866986-98.026235
42-255-35351OXFORD UNIT 4HMARATHON OIL EF LLCShut InKarnes County, TX28.866811-98.025953
42-255-35352OXFORD UNIT 5HMARATHON OIL EF LLCProducingKarnes County, TX28.866894-98.025956
42-255-35434OXFORD UNIT 503HMARATHON OIL EF LLCProducingKarnes County, TX28.866819-98.026230

Leases included in Oxford Unit

Lease #Lease NameOperatorCountyMonthly Oil Prod.Monthly Gas Prod.
02-09825OXFORD UNITMARATHON OIL EF LLCKarnes County, TX

Nearby Properties

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

Property NameLocationOil Prod.Gas Prod.Prod. Period
Anzaldua OxfordKarnes County, TX6,206 BBLs10,164 MCFJan 2026
Burris-CharlotteKarnes County, TX3,196 BBLs11,586 MCFJan 2026
Creel Mixon UnitKarnes County, TX3,129 BBLs2,132 MCFJan 2026
Creel Mixon-Hedtke Anzaldua PsaKarnes County, TX2,815 BBLs1,111 MCFJan 2026
Davidson 221Karnes County, TX135 BBLs0 MCFJan 2026
Davidson Oxford UnitKarnes County, TX6,266 BBLs4,259 MCFJan 2026
Davidson-Anzaldua-Creel SaKarnes County, TX2,954 BBLs4,772 MCFJan 2026
G. Cazadores Henke-O. Witte SaKarnes County, TX3,403 BBLs4,541 MCFJan 2026
GameraKarnes County, TX28,457 BBLs36,155 MCFJan 2026
Gideon Cazadores HenkeKarnes County, TX5,353 BBLs5,002 MCFJan 2026
Hedtke-Anzaldua UnitKarnes County, TX1,153 BBLs1,400 MCFJan 2026
Martinez UnitKarnes County, TX887 BBLs301 MCFJan 2026
Orton UnitKarnes County, TX8,433 BBLs19,079 MCFJan 2026
Oxford Witte-Creel Mixon SaKarnes County, TX2,087 BBLs2,504 MCFJan 2026
Oxford-Witte UnitKarnes County, TX4,795 BBLs7,185 MCFJan 2026
Rodan AKarnes County, TX836 BBLs1,123 MCFJan 2026
Smith Mellick-Scheele-B.Huth SaKarnes County, TX4,212 BBLs16,963 MCFJan 2026
Smith-MellickKarnes County, TX10,701 BBLs12,499 MCFJan 2026
Smith-Mellick-Oxford Witte SaKarnes County, TX3,650 BBLs7,705 MCFJan 2026
Smith-Scheele-Felix-Butler SaKarnes County, TX3,201 BBLs3,529 MCFJan 2026

Frac'ing activity on Oxford Unit

API #Well NameStart DateEnd DateVertical DepthTotal Water Volume
42-255-35349Oxford 2H
42-255-35350Oxford 3H
42-255-35351Oxford 4H
42-255-35352Oxford 5H
42-255-35434Oxford 503H

Owners of Oxford Unit

Royalty Ownership data is obtained from public records
YearOwnerProperty NameOperatorPercentageInterest TypeAppraisal ValueLegal Desciption
2025MARATHON OIL EF LLCOXFORD UNIT W#2H,5H,503HMARATHON OIL EF LLC
2025OXFORD DANIEL AUSTIN 2013 TROXFORD UNIT W#2H,5H,503HMARATHON OIL EF LLC
2025OXFORD JERRY HOWARDOXFORD UNIT W#2H,5H,503HMARATHON OIL EF LLC
2025FREEHOLD ROYALTIES USA INCOXFORD UNIT W#2H,5H,503HMARATHON OIL EF LLC
2025AMBER HARVEST LLCOXFORD UNIT W#2H,5H,503HMARATHON OIL EF LLC
2025EAGLE FORD AUSTIN INTERESTS LPOXFORD UNIT W#2H,5H,503HMARATHON OIL EF LLC
2025NINE CANYON INTERESTS LPOXFORD UNIT W#2H,5H,503HMARATHON OIL EF LLC
2025WEATHERS ADRIANAOXFORD UNIT W#2H,5H,503HMARATHON OIL EF LLC
Displaying 8 of 9 Owners   --   Full Ownership Data Available for Subscribers Only

Oil & Gas Sales on Oxford Unit

Lease #Lease NameReporting PeriodProductVolumeValueGross PricePurchaserProducer
Lease #Lease NameReporting PeriodProductOil VolumeOil ValueCalculated Oil PricePurchaserProducer
02-09825OXFORD UNITDec 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-09825OXFORD UNITNov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-09825OXFORD UNITNov 2025DCP OPERATING COMPANY, LPCONOCOPHILLIPS COMPANY
02-09825OXFORD UNITNov 2025ENERFIN AGUA DULCE LPCONOCOPHILLIPS COMPANY
02-09825OXFORD UNITNov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-09825OXFORD UNITNov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-09825OXFORD UNITOct 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-09825OXFORD UNITOct 2025DCP OPERATING COMPANY, LPCONOCOPHILLIPS COMPANY
02-09825OXFORD UNITOct 2025ENERFIN AGUA DULCE LPCONOCOPHILLIPS COMPANY
02-09825OXFORD UNITOct 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-09825OXFORD UNITSep 2025TARGA MIDSTREAM SERVICES LLCCONOCOPHILLIPS COMPANY
02-09825OXFORD UNITSep 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-09825OXFORD UNITSep 2025DCP OPERATING COMPANY, LPCONOCOPHILLIPS COMPANY
02-09825OXFORD UNITSep 2025ENERFIN AGUA DULCE LPCONOCOPHILLIPS COMPANY
02-09825OXFORD UNITSep 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-09825OXFORD UNITSep 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-09825OXFORD UNITAug 2025TARGA MIDSTREAM SERVICES LLCCONOCOPHILLIPS COMPANY
02-09825OXFORD UNITAug 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-09825OXFORD UNITAug 2025DCP OPERATING COMPANY, LPCONOCOPHILLIPS COMPANY
02-09825OXFORD UNITAug 2025ENERFIN AGUA DULCE LPCONOCOPHILLIPS COMPANY
02-09825OXFORD UNITAug 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-09825OXFORD UNITAug 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-09825OXFORD UNITJul 2025TARGA MIDSTREAM SERVICES LLCCONOCOPHILLIPS COMPANY
02-09825OXFORD UNITJul 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-09825OXFORD UNITJul 2025DCP OPERATING COMPANY, LPCONOCOPHILLIPS COMPANY