Hierholzer-Hedtke Unit

Oil & Gas Property in Karnes County, TX

Property Summary

Key data points for Hierholzer-Hedtke Unit

CountyKarnes County, TX
OperatorMARATHON OIL EF LLC
Production DatesSep 2012 - Oct 2025
Total Oil Production658,281 BBLs
Total Gas Production777,594 MCF
Recent Oil Production1,184 BBLs in Sep 2025
Recent Gas Production970 MCF in Sep 2025
Wells on Property3

Our Valuation Estimates for Hierholzer-Hedtke Unit

ShaleAssessment

$92,885 *

MarketMultiple

$155,532 **

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

Based on a decimal interest

Hierholzer-Hedtke Unit Production Graph

Aggregated production of all wells and leases associated with this property
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to oil and gas production for Hierholzer-Hedtke Unit
from Sep 2012 to Oct 2025

Wells on Hierholzer-Hedtke Unit

API #Well NameOperatorStatusCountyEst. Daily Oil Prod.Est. Daily Gas Prod.Est. Daily Water Prod.LatitudeLongitude
42-255-32582HIERHOLZER-HEDTKE UNIT 1HMARATHON OIL EF LLCShut InKarnes County, TX28.827782-98.038613
42-255-33134HIERHOLZER-HEDTKE UNIT 2HMARATHON OIL EF LLCProducingKarnes County, TX28.828860-98.037015
42-255-33135HIERHOLZER-HEDTKE UNIT 3HMARATHON OIL EF LLCProducingKarnes County, TX28.828909-98.036941

Leases included in Hierholzer-Hedtke Unit

Lease #Lease NameOperatorCountyMonthly Oil Prod.Monthly Gas Prod.
02-10307HIERHOLZER-HEDTKE UNITMARATHON OIL EF LLCKarnes County, TX

Nearby Properties

These are the closest 20 properties to the Hierholzer-Hedtke Unit property.

Property NameLocationOil Prod.Gas Prod.Prod. Period
Atlas UnitKarnes County, TX291 BBLs204 MCFOct 2025
Balser UnitKarnes County, TX4,066 BBLs7,835 MCFOct 2025
Beam Hedtke UnitKarnes County, TX353 BBLs325 MCFOct 2025
Beam Meyer-Richard Butler B SaKarnes County, TX16,799 BBLs34,408 MCFOct 2025
Beam Meyer-Tina Butler Sa1Karnes County, TX8,471 BBLs19,166 MCFOct 2025
Beam-Hedtke-Meyer Felix SaKarnes County, TX1,622 BBLs2,379 MCFOct 2025
Beam-MeyerKarnes County, TX7,398 BBLs13,377 MCFOct 2025
Best FennerKarnes County, TX16,843 BBLs36,179 MCFNov 2025
Best-Huth UnitKarnes County, TX1,547 BBLs2,782 MCFOct 2025
Butler-Fenner-St. Germaine SaKarnes County, TX1,530 BBLs3,186 MCFOct 2025
Butler-Huth-Scheele SaKarnes County, TX1,257 BBLs1,733 MCFOct 2025
Coy City RanchKarnes County, TX6,896 BBLs22,851 MCFOct 2025
Felix UnitKarnes County, TX5,218 BBLs2,657 MCFOct 2025
May-Ryan ABC-Atlas SaKarnes County, TX6,005 BBLs6,767 MCFOct 2025
May-Ryan UnitKarnes County, TX19,323 BBLs25,848 MCFOct 2025
Richard ButlerKarnes County, TX1,783 BBLs659 MCFOct 2025
Ted Butler UnitKarnes County, TX0 BBLs0 MCFJul 2025
Turnbull E-F-Kowalik SaKarnes County, TX2,520 BBLs20,839 MCFOct 2025
Turnbull F-Imperial-Kowalik SaKarnes County, TX1,792 BBLs7,234 MCFOct 2025
Turnbull F-Kowalik SaKarnes County, TX1,940 BBLs7,336 MCFOct 2025

Frac'ing activity on Hierholzer-Hedtke Unit

API #Well NameStart DateEnd DateVertical DepthTotal Water Volume
42-255-33134Hierholzer Hedtke 2H

Owners of Hierholzer-Hedtke Unit

Royalty Ownership data is obtained from public records
YearOwnerProperty NameOperatorPercentageInterest TypeAppraisal ValueLegal Desciption
2025MARATHON OIL EF LLCHIERHOLZER HEDTKE UNIT W#1H-3HMARATHON OIL EF LLC
2025H4 OJO ROJO OIL & GAS LPHIERHOLZER HEDTKE UNIT W#1H-3HMARATHON OIL EF LLC
2025POLASEK MICHAEL RHIERHOLZER HEDTKE UNIT W#1H-3HMARATHON OIL EF LLC
2025AMBER HARVEST LLCHIERHOLZER HEDTKE UNIT W#1H-3HMARATHON OIL EF LLC
2025FREEHOLD ROYALTIES USA INCHIERHOLZER HEDTKE UNIT W#1H-3HMARATHON OIL EF LLC
2025HIERHOLZER WAYNE & CHARLENEHIERHOLZER HEDTKE UNIT W#1H-3HMARATHON OIL EF LLC
2025POLASEK DEBORAH ANNEHIERHOLZER HEDTKE UNIT W#1H-3HMARATHON OIL EF LLC
2025POLASEK LADDIE LOUISHIERHOLZER HEDTKE UNIT W#1H-3HMARATHON OIL EF LLC
Displaying 8 of 46 Owners   --   Full Ownership Data Available for Subscribers Only

Oil & Gas Sales on Hierholzer-Hedtke Unit

Lease #Lease NameReporting PeriodProductVolumeValueGross PricePurchaserProducer
Lease #Lease NameReporting PeriodProductOil VolumeOil ValueCalculated Oil PricePurchaserProducer
02-10307HIERHOLZER-HEDTKE UNITApr 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
02-10307HIERHOLZER-HEDTKE UNITMar 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
02-10307HIERHOLZER-HEDTKE UNITMar 2025MARATHON OIL EF LLC
02-10307HIERHOLZER-HEDTKE UNITMar 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
02-10307HIERHOLZER-HEDTKE UNITMar 2025DCP OPERATING COMPANY, LPMARATHON OIL EF LLC
02-10307HIERHOLZER-HEDTKE UNITMar 2025TARGA MIDSTREAM SERVICES LLCMARATHON OIL EF LLC
02-10307HIERHOLZER-HEDTKE UNITMar 2025ENERFIN AGUA DULCE LPMARATHON OIL EF LLC
02-10307HIERHOLZER-HEDTKE UNITFeb 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
02-10307HIERHOLZER-HEDTKE UNITFeb 2025MARATHON OIL EF LLC
02-10307HIERHOLZER-HEDTKE UNITFeb 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
02-10307HIERHOLZER-HEDTKE UNITFeb 2025DCP OPERATING COMPANY, LPMARATHON OIL EF LLC
02-10307HIERHOLZER-HEDTKE UNITFeb 2025TARGA MIDSTREAM SERVICES LLCMARATHON OIL EF LLC
02-10307HIERHOLZER-HEDTKE UNITFeb 2025ENERFIN AGUA DULCE LPMARATHON OIL EF LLC
02-10307HIERHOLZER-HEDTKE UNITJan 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
02-10307HIERHOLZER-HEDTKE UNITJan 2025MARATHON OIL EF LLC
02-10307HIERHOLZER-HEDTKE UNITJan 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
02-10307HIERHOLZER-HEDTKE UNITJan 2025DCP OPERATING COMPANY, LPMARATHON OIL EF LLC
02-10307HIERHOLZER-HEDTKE UNITJan 2025TARGA MIDSTREAM SERVICES LLCMARATHON OIL EF LLC
02-10307HIERHOLZER-HEDTKE UNITJan 2025ENERFIN AGUA DULCE LPMARATHON OIL EF LLC
02-10307HIERHOLZER-HEDTKE UNITDec 2024MARATHON OIL EF LLCMARATHON OIL EF LLC
02-10307HIERHOLZER-HEDTKE UNITDec 2024MARATHON OIL EF LLC
02-10307HIERHOLZER-HEDTKE UNITDec 2024MARATHON OIL EF LLCMARATHON OIL EF LLC
02-10307HIERHOLZER-HEDTKE UNITDec 2024DCP OPERATING COMPANY, LPMARATHON OIL EF LLC
02-10307HIERHOLZER-HEDTKE UNITDec 2024TARGA MIDSTREAM SERVICES LLCMARATHON OIL EF LLC
02-10307HIERHOLZER-HEDTKE UNITDec 2024ENERFIN AGUA DULCE LPMARATHON OIL EF LLC