Carter Unit

Oil & Gas Property in Karnes County, TX

Property Summary

Key data points for Carter Unit

CountyKarnes County, TX
OperatorMARATHON OIL EF LLC
Production DatesJun 2011 - Nov 2025
Total Oil Production2,294,200 BBLs
Total Gas Production3,692,867 MCF
Recent Oil Production4,242 BBLs in Oct 2025
Recent Gas Production3,205 MCF in Oct 2025
Wells on Property7

Our Valuation Estimates for Carter Unit

ShaleAssessment

$159,953 *

MarketMultiple

$405,911 **

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

Based on a decimal interest

Carter Unit Production Graph

Aggregated production of all wells and leases associated with this property
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to oil and gas production for Carter Unit
from Jun 2011 to Nov 2025

Wells on Carter Unit

API #Well NameOperatorStatusCountyEst. Daily Oil Prod.Est. Daily Gas Prod.Est. Daily Water Prod.LatitudeLongitude
42-255-31796CARTER UNIT 1HMARATHON OIL EF LLCShut InKarnes County, TX28.874532-97.925714
42-255-32758CARTER UNIT 2HMARATHON OIL EF LLCProducingKarnes County, TX28.885408-97.932083
42-255-33477CARTER UNIT 3HMARATHON OIL EF LLCProducingKarnes County, TX28.885405-97.932006
42-255-33478CARTER UNIT 4HMARATHON OIL EF LLCProducingKarnes County, TX28.885402-97.931928
42-255-33480CARTER UNIT 5HMARATHON OIL EF LLCProducingKarnes County, TX28.885413-97.932158
42-255-36373CARTER UNIT 6HMARATHON OIL EF LLCProducingKarnes County, TX28.883899-97.937815
42-255-36374CARTER UNIT 501HMARATHON OIL EF LLCProducingKarnes County, TX28.883890-97.937715

Leases included in Carter Unit

Lease #Lease NameOperatorCountyMonthly Oil Prod.Monthly Gas Prod.
02-09683CARTER UNITMARATHON OIL EF LLCKarnes County, TX

Nearby Properties

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

Property NameLocationOil Prod.Gas Prod.Prod. Period
Carter-HolmKarnes County, TX4,513 BBLs7,215 MCFNov 2025
Egbert UnitKarnes County, TX5,004 BBLs10,345 MCFNov 2025
Kempe-Laubach Mikkelson-Witte SaKarnes County, TX563 BBLs304 MCFNov 2025
Kempe-Laubach UnitKarnes County, TX3,814 BBLs4,792 MCFNov 2025
McCoy EgbertKarnes County, TX9,724 BBLs22,122 MCFNov 2025
McCoy-Egbert-Carter Unit Sa1Karnes County, TX3,704 BBLs10,875 MCFNov 2025
Mikkelson-WitteKarnes County, TX6,243 BBLs11,211 MCFNov 2025
Rippstein-Gotthardt UnitKarnes County, TX6,617 BBLs5,306 MCFNov 2025
Rippstein-MikkelsonKarnes County, TX7,611 BBLs9,809 MCFNov 2025
Rogers UnitKarnes County, TX816 BBLs854 MCFNov 2025
Rogers-McCoy Egbert SaKarnes County, TX2,252 BBLs2,697 MCFNov 2025
S.Busselman-R.Mikkelson SaKarnes County, TX1,054 BBLs1,326 MCFNov 2025
Salge UnitKarnes County, TX2,069 BBLs4,410 MCFNov 2025
Salge-Busselman UnitKarnes County, TX2,883 BBLs5,483 MCFNov 2025
Salge-Egbert Miller (Sa)Karnes County, TX1,486 BBLs722 MCFNov 2025
Salge-Kinkler-Busselman AlcKarnes County, TX1,523 BBLs7,949 MCFNov 2025
Salge-Yanta SaKarnes County, TX1,090 BBLs2,821 MCFNov 2025
Spahn-Mikkelson UnitKarnes County, TX3,055 BBLs6,361 MCFNov 2025
Witte-Mikkelson UnitKarnes County, TX121 BBLs17 MCFOct 2025
Yosko Witte UnitKarnes County, TX0 BBLs0 MCFAug 2025

Frac'ing activity on Carter Unit

API #Well NameStart DateEnd DateVertical DepthTotal Water Volume
42-255-32758Carter Unit 2H
42-255-32758Rogers Unit 3H
42-255-33477Carter Unit 3H
42-255-33478Carter Unit 4H
42-255-33480Carters Unit 5H
42-255-36373Carter 6H
42-255-36374Carter 501H

Owners of Carter Unit

Royalty Ownership data is obtained from public records
YearOwnerProperty NameOperatorPercentageInterest TypeAppraisal ValueLegal Desciption
2025MARATHON OIL EF LLCCARTER UNIT W#2H-6H,501HMARATHON OIL EF LLC
2025SPAHN CLIFFORD M & BECKYCARTER UNIT W#2H-6H,501HMARATHON OIL EF LLC
2025AMBER HARVEST LLCCARTER UNIT W#2H-6H,501HMARATHON OIL EF LLC
2025FREEHOLD ROYALTIES USA INCCARTER UNIT W#2H-6H,501HMARATHON OIL EF LLC
20254C MINERALS LPCARTER UNIT W#2H-6H,501HMARATHON OIL EF LLC
2025HWJ MINERALS LLCCARTER UNIT W#2H-6H,501HMARATHON OIL EF LLC
2025KARNES 4C ENTERPRISES LLCCARTER UNIT W#2H-6H,501HMARATHON OIL EF LLC
2025FAULKNER KIMBERLY KCARTER UNIT W#2H-6H,501HMARATHON OIL EF LLC
Displaying 8 of 14 Owners   --   Full Ownership Data Available for Subscribers Only

Oil & Gas Sales on Carter Unit

Lease #Lease NameReporting PeriodProductVolumeValueGross PricePurchaserProducer
Lease #Lease NameReporting PeriodProductOil VolumeOil ValueCalculated Oil PricePurchaserProducer
02-09683CARTER UNITDec 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-09683CARTER UNITNov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-09683CARTER UNITNov 2025DCP OPERATING COMPANY, LPCONOCOPHILLIPS COMPANY
02-09683CARTER UNITNov 2025ENERFIN AGUA DULCE LPCONOCOPHILLIPS COMPANY
02-09683CARTER UNITNov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-09683CARTER UNITNov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-09683CARTER UNITOct 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-09683CARTER UNITOct 2025DCP OPERATING COMPANY, LPCONOCOPHILLIPS COMPANY
02-09683CARTER UNITOct 2025ENERFIN AGUA DULCE LPCONOCOPHILLIPS COMPANY
02-09683CARTER UNITOct 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-09683CARTER UNITSep 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-09683CARTER UNITSep 2025DCP OPERATING COMPANY, LPCONOCOPHILLIPS COMPANY
02-09683CARTER UNITSep 2025ENERFIN AGUA DULCE LPCONOCOPHILLIPS COMPANY
02-09683CARTER UNITSep 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-09683CARTER UNITSep 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-09683CARTER UNITAug 2025TARGA MIDSTREAM SERVICES LLCCONOCOPHILLIPS COMPANY
02-09683CARTER UNITAug 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-09683CARTER UNITAug 2025DCP OPERATING COMPANY, LPCONOCOPHILLIPS COMPANY
02-09683CARTER UNITAug 2025ENERFIN AGUA DULCE LPCONOCOPHILLIPS COMPANY
02-09683CARTER UNITAug 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-09683CARTER UNITAug 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-09683CARTER UNITJul 2025TARGA MIDSTREAM SERVICES LLCCONOCOPHILLIPS COMPANY
02-09683CARTER UNITJul 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-09683CARTER UNITJul 2025DCP OPERATING COMPANY, LPCONOCOPHILLIPS COMPANY
02-09683CARTER UNITJul 2025ENERFIN AGUA DULCE LPCONOCOPHILLIPS COMPANY