Harper Unit

Oil & Gas Property in La Salle County, TX

Property Summary

Key data points for Harper Unit

CountyLa Salle County, TX
OperatorVERDUN OIL EF II LLC
Production DatesAug 2015 - Mar 2026
Total Oil Production286,546 BBLs
Total Gas Production903,060 MCF
Recent Oil Production702 BBLs in Feb 2026
Recent Gas Production660 MCF in Feb 2026
Wells on Property2

Our Valuation Estimates for Harper Unit

ShaleAssessment

$32,292 *

MarketMultiple

$107,105 **

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

Based on a decimal interest

Harper Unit Production Graph

Aggregated production of all wells and leases associated with this property
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to oil and gas production for Harper Unit
from Aug 2015 to Mar 2026

Wells on Harper Unit

API #Well NameOperatorStatusCountyEst. Daily Oil Prod.Est. Daily Gas Prod.Est. Daily Water Prod.LatitudeLongitude
42-283-35360HARPER UNIT 17HVerdun Oil EF II LLCProducingLa Salle County, TX28.437796-99.220004
42-283-35361HARPER UNIT 18HVerdun Oil EF II LLCProducingLa Salle County, TX28.437731-99.220081

Leases included in Harper Unit

Lease #Lease NameOperatorCountyMonthly Oil Prod.Monthly Gas Prod.
01-18535HARPER UNITVerdun Oil EF II LLCLa Salle County, TX

Nearby Properties

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

Property NameLocationOil Prod.Gas Prod.Prod. Period
Balloon HoundLa Salle County, TX9,159 BBLs43,509 MCFMar 2026
Benet MercieLa Salle County, TX4,205 BBLs17,567 MCFMar 2026
Booth-MiddletonLa Salle County, TX29 BBLs5,731 MCFMar 2026
Cotulla EastLa Salle County, TX1,194 BBLs1,433 MCFMar 2026
Cotulla East A Allocation 12HLa Salle County, TX1,024 BBLs165 MCFMar 2026
CurtisLa Salle County, TX929 BBLs3,067 MCFMar 2026
Dietze Unit ALa Salle County, TX937 BBLs1,408 MCFMar 2026
DuckboardLa Salle County, TX3,071 BBLs19,422 MCFMar 2026
GarciaLa Salle County, TX7,004 BBLs32,917 MCFMar 2026
Garcia C-D UnitLa Salle County, TX5,254 BBLs14,619 MCFMar 2026
Harper Allocation A 101HLa Salle County, TX5,419 BBLs12,753 MCFMar 2026
Harper-Dietze B 102HLa Salle County, TX3,391 BBLs6,520 MCFMar 2026
Jeremy B. Peters Family TrustLa Salle County, TX363 BBLs1,487 MCFMar 2026
Maltsberger Northcut UnitLa Salle County, TX983 BBLs1,448 MCFMar 2026
Middleton-Sachs A UnitLa Salle County, TX792 BBLs162 MCFMar 2026
NewmanLa Salle County, TX10,634 BBLs16,276 MCFMar 2026
Newman Brown TrustLa Salle County, TX5,697 BBLs16,081 MCFMar 2026
Sachs-Trust A UnitLa Salle County, TX1,076 BBLs447 MCFMar 2026
Soixante QuinzeLa Salle County, TX1 BBLs155 MCFMar 2026
Venado BrosLa Salle County, TX433 BBLs3,342 MCFMar 2026

Frac'ing activity on Harper Unit

API #Well NameStart DateEnd DateVertical DepthTotal Water Volume
42-283-35360Harper Unit 17H
42-283-35361Harper Unit 18H

Owners of Harper Unit

Royalty Ownership data is obtained from public records
YearOwnerProperty NameOperatorPercentageInterest TypeAppraisal ValueLegal Desciption
2025EP ENERGY E & P CO LLCHARPER UNIT W#17HEP ENERGY E & P CO LLC.
2025HACKBERRY SWITCH PROPERTIES LPHARPER UNIT W#17HEP ENERGY E & P CO LLC.
2025GARCIA SAUL R & MARISSA DHARPER UNIT W#17HEP ENERGY E & P CO LLC.
2025CITY OF COTULLAHARPER UNIT W#17HEP ENERGY E & P CO LLC.
2025MANLY JULIAN CLARENCEHARPER UNIT W#17HEP ENERGY E & P CO LLC.
2025MANLY KENNETH EDWARDHARPER UNIT W#17HEP ENERGY E & P CO LLC.
2025COTULLA ISDHARPER UNIT W#17HEP ENERGY E & P CO LLC.
2025FREEHOLD ROYALTIES (USA) INCHARPER UNIT W#17HEP ENERGY E & P CO LLC.
Displaying 8 of 124 Owners   --   Full Ownership Data Available for Subscribers Only

Oil & Gas Sales on Harper Unit

Lease #Lease NameReporting PeriodProductVolumeValueGross PricePurchaserProducer
Lease #Lease NameReporting PeriodProductOil VolumeOil ValueCalculated Oil PricePurchaserProducer
01-18535HARPER UNITMar 2026GUNVOR USA LLCVERDUN OIL EF II LLC
01-18535HARPER UNITFeb 2026GUNVOR USA LLCVERDUN OIL EF II LLC
01-18535HARPER UNITFeb 2026VERDUN OIL EF II LLCVERDUN OIL EF II LLC
01-18535HARPER UNITFeb 2026VERDUN OIL EF II LLC
01-18535HARPER UNITJan 2026GUNVOR USA LLCVERDUN OIL EF II LLC
01-18535HARPER UNITJan 2026VERDUN OIL EF II LLCVERDUN OIL EF II LLC
01-18535HARPER UNITJan 2026VERDUN OIL EF II LLC
01-18535HARPER UNITDec 2025GUNVOR USA LLCVERDUN OIL EF II LLC
01-18535HARPER UNITDec 2025VERDUN OIL EF II LLCVERDUN OIL EF II LLC
01-18535HARPER UNITDec 2025VERDUN OIL EF II LLC
01-18535HARPER UNITNov 2025GUNVOR USA LLCVERDUN OIL EF II LLC
01-18535HARPER UNITNov 2025VERDUN OIL EF II LLCVERDUN OIL EF II LLC
01-18535HARPER UNITNov 2025VERDUN OIL EF II LLC
01-18535HARPER UNITOct 2025GUNVOR USA LLCVERDUN OIL EF II LLC
01-18535HARPER UNITOct 2025VERDUN OIL EF II LLCVERDUN OIL EF II LLC
01-18535HARPER UNITOct 2025VERDUN OIL EF II LLC
01-18535HARPER UNITSep 2025GUNVOR USA LLCVERDUN OIL EF II LLC
01-18535HARPER UNITSep 2025VERDUN OIL EF II LLCVERDUN OIL EF II LLC
01-18535HARPER UNITSep 2025VERDUN OIL EF II LLC
01-18535HARPER UNITAug 2025GUNVOR USA LLCVERDUN OIL EF II LLC
01-18535HARPER UNITAug 2025VERDUN OIL EF II LLCVERDUN OIL EF II LLC
01-18535HARPER UNITAug 2025VERDUN OIL EF II LLC
01-18535HARPER UNITJul 2025FLINT HILLS RESOURCES, LPVERDUN OIL EF II LLC
01-18535HARPER UNITJul 2025VERDUN OIL EF II LLCVERDUN OIL EF II LLC
01-18535HARPER UNITJul 2025VERDUN OIL EF II LLC