Spahn-Mikkelson Unit

Oil & Gas Property in Karnes County, TX

Property Summary

Key data points for Spahn-Mikkelson Unit

CountyKarnes County, TX
OperatorMARATHON OIL EF LLC
Production DatesMay 2012 - Mar 2026
Total Oil Production1,007,479 BBLs
Total Gas Production1,489,922 MCF
Recent Oil Production1,190 BBLs in Feb 2026
Recent Gas Production1,607 MCF in Feb 2026
Wells on Property4

Our Valuation Estimates for Spahn-Mikkelson Unit

ShaleAssessment

$35,573 *

MarketMultiple

$299,433 **

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

Based on a decimal interest

Spahn-Mikkelson Unit Production Graph

Aggregated production of all wells and leases associated with this property
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to oil and gas production for Spahn-Mikkelson Unit
from May 2012 to Mar 2026

Wells on Spahn-Mikkelson Unit

API #Well NameOperatorStatusCountyEst. Daily Oil Prod.Est. Daily Gas Prod.Est. Daily Water Prod.LatitudeLongitude
42-255-32408SPAHN-MIKKELSON UNIT 1HMARATHON OIL EF LLCProducingKarnes County, TX28.872831-97.927820
42-255-32551SPAHN-MIKKELSON UNIT 2HMARATHON OIL EF LLCShut InKarnes County, TX28.883353-97.939711
42-255-36375SPAHN-MIKKELSON UNIT 3HMARATHON OIL EF LLCProducingKarnes County, TX28.883907-97.937915
42-255-36376SPAHN-MIKKELSON UNIT 503HMARATHON OIL EF LLCProducingKarnes County, TX28.883664-97.937708

Leases included in Spahn-Mikkelson Unit

Lease #Lease NameOperatorCountyMonthly Oil Prod.Monthly Gas Prod.
02-10060SPAHN-MIKKELSON UNITMARATHON OIL EF LLCKarnes County, TX

Nearby Properties

These are the closest 20 properties to the Spahn-Mikkelson Unit property.

Property NameLocationOil Prod.Gas Prod.Prod. Period
Carter UnitKarnes County, TX2,466 BBLs2,124 MCFMar 2026
Carter-HolmKarnes County, TX6,737 BBLs11,760 MCFMar 2026
Egbert UnitKarnes County, TX3,819 BBLs7,709 MCFMar 2026
Kempe-Laubach UnitKarnes County, TX3,725 BBLs6,639 MCFMar 2026
McCoy EgbertKarnes County, TX6,255 BBLs12,613 MCFMar 2026
McCoy-Egbert-Carter Unit Sa1Karnes County, TX2,787 BBLs5,292 MCFMar 2026
Mikkelson-WitteKarnes County, TX4,078 BBLs4,312 MCFMar 2026
Rippstein-Gotthardt UnitKarnes County, TX4,291 BBLs3,243 MCFMar 2026
Rippstein-Hons Rafter SaKarnes County, TX14,800 BBLs26,660 MCFMar 2026
Rippstein-MikkelsonKarnes County, TX3,405 BBLs5,449 MCFMar 2026
Rogers UnitKarnes County, TX445 BBLs354 MCFMar 2026
Rogers-McCoy Egbert SaKarnes County, TX846 BBLs102 MCFMar 2026
S.Busselman-R.Mikkelson SaKarnes County, TX1,108 BBLs1,181 MCFMar 2026
Salge UnitKarnes County, TX1,939 BBLs4,285 MCFMar 2026
Salge-Busselman UnitKarnes County, TX2,732 BBLs2,955 MCFMar 2026
Salge-Egbert Miller (Sa)Karnes County, TX749 BBLs2,133 MCFMar 2026
Salge-Kinkler-Busselman AlcKarnes County, TX1,038 BBLs5,759 MCFFeb 2026
Salge-Yanta SaKarnes County, TX909 BBLs1,452 MCFMar 2026
Witte-Mikkelson UnitKarnes County, TX657 BBLs245 MCFMar 2026
Yosko Witte UnitKarnes County, TX0 BBLs0 MCFJul 2025

Frac'ing activity on Spahn-Mikkelson Unit

API #Well NameStart DateEnd DateVertical DepthTotal Water Volume
42-255-32408Spahn Mikkelson 1H
42-255-32551Spahn Mikkelson 2H
42-255-36375Spahn Mikkelson 3H
42-255-36376Spahn Mikkelson 503H

Owners of Spahn-Mikkelson Unit

Royalty Ownership data is obtained from public records
YearOwnerProperty NameOperatorPercentageInterest TypeAppraisal ValueLegal Desciption
2025MARATHON OIL EF LLCSPAHN-MIKKELSON W#1H-3H,503HMARATHON OIL EF LLC
2025SPAHN CLIFFORD M & BECKYSPAHN-MIKKELSON W#1H-3H,503HMARATHON OIL EF LLC
2025DICKENS SANDRA ERLERSPAHN-MIKKELSON W#1H-3H,503HMARATHON OIL EF LLC
2025MIKKELSON KATHLENE KAISERSPAHN-MIKKELSON W#1H-3H,503HMARATHON OIL EF LLC
2025FREEHOLD ROYALTIES USA INCSPAHN-MIKKELSON W#1H-3H,503HMARATHON OIL EF LLC
2025AMBER HARVEST LLCSPAHN-MIKKELSON W#1H-3H,503HMARATHON OIL EF LLC
2025EAGLE FORD AUSTIN INTERESTS LPSPAHN-MIKKELSON W#1H-3H,503HMARATHON OIL EF LLC
2025NINE CANYON INTERESTS LPSPAHN-MIKKELSON W#1H-3H,503HMARATHON OIL EF LLC
Displaying 8 of 16 Owners   --   Full Ownership Data Available for Subscribers Only

Oil & Gas Sales on Spahn-Mikkelson Unit

Lease #Lease NameReporting PeriodProductVolumeValueGross PricePurchaserProducer
Lease #Lease NameReporting PeriodProductOil VolumeOil ValueCalculated Oil PricePurchaserProducer
02-10060SPAHN-MIKKELSON UNITMar 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITFeb 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITFeb 2026DCP OPERATING COMPANY, LPCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITFeb 2026ENERFIN AGUA DULCE LPCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITFeb 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITFeb 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITJan 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITJan 2026DCP OPERATING COMPANY, LPCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITJan 2026ENERFIN AGUA DULCE LPCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITJan 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITJan 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITDec 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITDec 2025DCP OPERATING COMPANY, LPCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITDec 2025ENERFIN AGUA DULCE LPCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITDec 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITDec 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITNov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITNov 2025DCP OPERATING COMPANY, LPCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITNov 2025ENERFIN AGUA DULCE LPCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITNov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITNov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITOct 2025TARGA MIDSTREAM SERVICES LLCCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITOct 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITOct 2025DCP OPERATING COMPANY, LPCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITOct 2025ENERFIN AGUA DULCE LPCONOCOPHILLIPS COMPANY