Spahn-Mikkelson Unit

Oil & Gas Property in Karnes County, TX

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Property Summary

Key data points for Spahn-Mikkelson Unit

CountyKarnes County, TX
OperatorMARATHON OIL EF LLC
Production DatesMay 2012 - Jun 2026
Total Oil Production1,012,942 BBLs
Total Gas Production1,493,368 MCF
Recent Oil Production2,103 BBLs in May 2026
Recent Gas Production1,555 MCF in May 2026
Wells on Property4

Our Valuation Estimates for Spahn-Mikkelson Unit

ShaleAssessment

$34,303 *

MarketMultiple

$323,206 **

* 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 Jun 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, TX4,473 BBLs5,547 MCFJun 2026
Egbert UnitKarnes County, TX4,255 BBLs7,219 MCFJun 2026
Kempe-Laubach Mikkelson-Witte SaKarnes County, TX565 BBLs379 MCFJun 2026
Kempe-Laubach UnitKarnes County, TX4,698 BBLs9,346 MCFJun 2026
McCoy EgbertKarnes County, TX6,227 BBLs13,161 MCFJun 2026
McCoy-Egbert-Carter Unit Sa1Karnes County, TX3,496 BBLs7,235 MCFJun 2026
Mikkelson-WitteKarnes County, TX4,405 BBLs5,464 MCFJun 2026
Rippstein-Gotthardt UnitKarnes County, TX4,655 BBLs3,203 MCFJun 2026
Rippstein-Hons Rafter SaKarnes County, TX14,629 BBLs28,319 MCFJun 2026
Rippstein-MikkelsonKarnes County, TX3,211 BBLs6,310 MCFJun 2026
Rogers UnitKarnes County, TX1,132 BBLs1,930 MCFJun 2026
Rogers-McCoy Egbert SaKarnes County, TX1,618 BBLs200 MCFJun 2026
RSW-Mikkelson-Rogers SaKarnes County, TX278 BBLs746 MCFJun 2026
S.Busselman-R.Mikkelson SaKarnes County, TX1,387 BBLs1,393 MCFJun 2026
Salge UnitKarnes County, TX3,811 BBLs4,221 MCFJun 2026
Salge-Busselman UnitKarnes County, TX417 BBLs244 MCFJun 2026
Salge-Egbert Miller (Sa)Karnes County, TX946 BBLs804 MCFJun 2026
Salge-Yanta SaKarnes County, TX1,962 BBLs4,416 MCFJun 2026
Witte-Mikkelson UnitKarnes County, TX521 BBLs357 MCFJun 2026
Yosko Witte UnitKarnes County, TX582 BBLs344 MCFJun 2026

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
2026MARATHON OIL EF LLCSPAHN-MIKKELSON W#1H,3H,503HMARATHON OIL EF LLC
2026SPAHN CLIFFORD M & BECKYSPAHN-MIKKELSON W#1H,3H,503HMARATHON OIL EF LLC
2026DICKENS SANDRA ERLERSPAHN-MIKKELSON W#1H,3H,503HMARATHON OIL EF LLC
2026MIKKELSON KATHLENE KAISERSPAHN-MIKKELSON W#1H,3H,503HMARATHON OIL EF LLC
2026AMBER HARVEST LLCSPAHN-MIKKELSON W#1H,3H,503HMARATHON OIL EF LLC
2026FREEHOLD ROYALTIES USA INCSPAHN-MIKKELSON W#1H,3H,503HMARATHON OIL EF LLC
2026EAGLE FORD AUSTIN INTERESTS LPSPAHN-MIKKELSON W#1H,3H,503HMARATHON OIL EF LLC
2026NINE 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 UNITJun 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITJun 2026DCP OPERATING COMPANY, LPCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITJun 2026ENERFIN AGUA DULCE LPCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITJun 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITJun 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITMay 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITMay 2026DCP OPERATING COMPANY, LPCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITMay 2026ENERFIN AGUA DULCE LPCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITMay 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITMay 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITApr 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITApr 2026DCP OPERATING COMPANY, LPCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITApr 2026ENERFIN AGUA DULCE LPCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITApr 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITApr 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITMar 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITMar 2026DCP OPERATING COMPANY, LPCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITMar 2026ENERFIN AGUA DULCE LPCONOCOPHILLIPS COMPANY
02-10060SPAHN-MIKKELSON UNITMar 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
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