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 - Sep 2025
Total Oil Production657,972 BBLs
Total Gas Production777,321 MCF
Recent Oil Production1,146 BBLs in Aug 2025
Recent Gas Production873 MCF in Aug 2025
Wells on Property3

Our Valuation Estimates for Hierholzer-Hedtke Unit

ShaleAssessment

$94,122 *

MarketMultiple

$171,941 **

* 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 Sep 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, TX394 BBLs148 MCFSep 2025
Balser UnitKarnes County, TX3,912 BBLs6,081 MCFSep 2025
Beam Hedtke UnitKarnes County, TX551 BBLs425 MCFSep 2025
Beam Meyer-Richard Butler B SaKarnes County, TX18,346 BBLs42,553 MCFSep 2025
Beam Meyer-Tina Butler Sa1Karnes County, TX8,819 BBLs18,279 MCFSep 2025
Beam-Hedtke-Meyer Felix SaKarnes County, TX1,829 BBLs2,365 MCFSep 2025
Beam-MeyerKarnes County, TX7,985 BBLs15,017 MCFSep 2025
Best FennerKarnes County, TX37,583 BBLs57,492 MCFSep 2025
Best-Huth UnitKarnes County, TX1,928 BBLs4,339 MCFSep 2025
Butler-Fenner-St. Germaine SaKarnes County, TX1,251 BBLs3,941 MCFSep 2025
Butler-Huth-Scheele SaKarnes County, TX1,361 BBLs2,782 MCFSep 2025
Coy City RanchKarnes County, TX10,633 BBLs31,941 MCFSep 2025
Felix UnitKarnes County, TX5,304 BBLs2,566 MCFSep 2025
May-Ryan ABC-Atlas SaKarnes County, TX7,686 BBLs10,116 MCFSep 2025
May-Ryan UnitKarnes County, TX15,524 BBLs23,763 MCFSep 2025
Richard ButlerKarnes County, TX2,630 BBLs2,464 MCFSep 2025
Ted Butler UnitKarnes County, TX0 BBLs0 MCFJul 2025
Turnbull E-F-Kowalik SaKarnes County, TX3,124 BBLs21,138 MCFSep 2025
Turnbull F-Imperial-Kowalik SaKarnes County, TX2,233 BBLs8,344 MCFSep 2025
Turnbull F-Kowalik SaKarnes County, TX3,577 BBLs8,305 MCFSep 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