Wilhelm-Smith Unit

Oil & Gas Property in Atascosa County, TX

Property Summary

Key data points for Wilhelm-Smith Unit

CountyAtascosa County, TX
OperatorMARATHON OIL EF LLC
Production DatesDec 2012 - Sep 2025
Total Oil Production2,219,379 BBLs
Total Gas Production2,509,244 MCF
Recent Oil Production3,519 BBLs in Aug 2025
Recent Gas Production5,823 MCF in Aug 2025
Wells on Property10

Our Valuation Estimates for Wilhelm-Smith Unit

ShaleAssessment

Not Available

MarketMultiple

$378,940 **

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

Based on a decimal interest

Wilhelm-Smith Unit Production Graph

Aggregated production of all wells and leases associated with this property
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to oil and gas production for Wilhelm-Smith Unit
from Dec 2012 to Sep 2025

Wells on Wilhelm-Smith Unit

API #Well NameOperatorStatusCountyEst. Daily Oil Prod.Est. Daily Gas Prod.Est. Daily Water Prod.LatitudeLongitude
42-013-34561WILHELM-SMITH UNIT A 1HMARATHON OIL EF LLCShut InAtascosa County, TX28.735880-98.214172
42-013-34562WILHELM-SMITH UNIT A 2HMARATHON OIL EF LLCProducingAtascosa County, TX28.735898-98.214227
42-013-34563WILHELM-SMITH UNIT A 3HMARATHON OIL EF LLCProducingAtascosa County, TX28.735883-98.214330
42-013-34564WILHELM-SMITH UNIT A 4HMARATHON OIL EF LLCProducingAtascosa County, TX28.735884-98.214408
42-013-34674WILHELM SMITH UNIT B 1HMARATHON OIL EF LLCProducingAtascosa County, TX28.728718-98.215011
42-013-34679WILHELM SMITH UNIT B 2HMARATHON OIL EF LLCShut InAtascosa County, TX28.728668-98.215276
42-013-35514WILHELM SMITH UNIT B 3HMARATHON OIL EF LLCProducingAtascosa County, TX28.729123-98.215958
42-013-35515WILHELM SMITH UNIT B 4HMARATHON OIL EF LLCProducingAtascosa County, TX28.729414-98.216361
42-013-35516WILHELM SMITH UNIT B 5HMARATHON OIL EF LLCProducingAtascosa County, TX28.729192-98.216131
42-013-35713WILHELM SMITH UNIT B 6HMARATHON OIL EF LLCProducingAtascosa County, TX28.723703-98.223675

Leases included in Wilhelm-Smith Unit

Lease #Lease NameOperatorCountyMonthly Oil Prod.Monthly Gas Prod.
01-16354WILHELM-SMITH UNIT AMARATHON OIL EF LLCAtascosa County, TX
02-10530WILHELM SMITH UNIT BMARATHON OIL EF LLCAtascosa County, TX

Nearby Properties

These are the closest 20 properties to the Wilhelm-Smith Unit property.

Property NameLocationOil Prod.Gas Prod.Prod. Period
Anthony East Unit 1Atascosa County, TX357 BBLs212 MCFSep 2025
Anthony West UnitAtascosa County, TX462 BBLs278 MCFSep 2025
BLT UnitAtascosa County, TX947 BBLs126 MCFSep 2025
Bros UnitAtascosa County, TX1,305 BBLs1,501 MCFSep 2025
Esse-Smith Ranch UnitAtascosa County, TX1,977 BBLs1,691 MCFSep 2025
Giese UnitAtascosa County, TX4,073 BBLs4,454 MCFSep 2025
Henke UnitAtascosa County, TX1,709 BBLs1,208 MCFSep 2025
Henke-Wilhelm UnitAtascosa County, TX2,646 BBLs3,116 MCFSep 2025
May GirlsAtascosa County, TX5,473 BBLs4,586 MCFSep 2025
May Girls-Chapman UnitAtascosa County, TX0 BBLs0 MCFJul 2025
MCS FoundationAtascosa County, TX105,646 BBLs87,880 MCFSep 2025
Pat UnitAtascosa County, TX1,005 BBLs1,367 MCFSep 2025
R May A-May Girls Chapman Sa2Atascosa County, TX30,406 BBLs30,849 MCFSep 2025
R May A-Schroeder Chapman Sa1Atascosa County, TX25,314 BBLs23,195 MCFSep 2025
Retzloff-Chapman UnitLive Oak County, TX25 BBLs320 MCFSep 2025
Retzloff-MayAtascosa County, TX9,952 BBLs6,542 MCFSep 2025
Schroeder-Chapman UnitAtascosa County, TX1,932 BBLs718 MCFSep 2025
Tom Family UnitAtascosa County, TX7,484 BBLs5,779 MCFSep 2025
Tom Family-Retzloff SaAtascosa County, TX5,285 BBLs4,111 MCFSep 2025
Tom-Smith Unit AAtascosa County, TX2,807 BBLs4,663 MCFSep 2025

Frac'ing activity on Wilhelm-Smith Unit

API #Well NameStart DateEnd DateVertical DepthTotal Water Volume
42-013-34561Wilhelm Smith A 1H
42-013-34562Wilhelm Smith A 3H
42-013-34564Wilhelm Smith A 4H
42-013-34674Wilhelm Smith B 1H
42-013-34679Wilhelm Smith B 2H
42-013-35514Wilhelm-Smith Unit B 3H
42-013-35515Wilhelm-Smith Unit B 4H
42-013-35516Wilhelm-Smith Unit B 5H
42-013-35713Wilhelm Smith B 6H

Owners of Wilhelm-Smith Unit

Royalty Ownership data is obtained from public records
YearOwnerProperty NameOperatorPercentageInterest TypeAppraisal ValueLegal Desciption
2025MARATHON OIL EF LLCWILHELM SMITH UNIT BMARATHON OIL EF LLC
2025MCS MINERALS LTDWILHELM SMITH UNIT BMARATHON OIL EF LLC
2025JLT O&G LPWILHELM SMITH UNIT BMARATHON OIL EF LLC
2025MCS CHARITABLE FOUNDATIONWILHELM SMITH UNIT BMARATHON OIL EF LLC
2025RETZLOFF FAMILY LTD PTRWILHELM SMITH UNIT BMARATHON OIL EF LLC
2025WALKER ANNETTE KAYWILHELM SMITH UNIT BMARATHON OIL EF LLC
2025AMBER HARVEST LLCWILHELM SMITH UNIT BMARATHON OIL EF LLC
2025MARATHON OIL EF LLCWILHELM-SMITH UNIT AMARATHON OIL EF LLC
Displaying 8 of 68 Owners   --   Full Ownership Data Available for Subscribers Only

Oil & Gas Sales on Wilhelm-Smith Unit

Lease #Lease NameReporting PeriodProductVolumeValueGross PricePurchaserProducer
Lease #Lease NameReporting PeriodProductOil VolumeOil ValueCalculated Oil PricePurchaserProducer
01-16354WILHELM-SMITH UNIT AApr 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
02-10530WILHELM SMITH UNIT BApr 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
01-16354WILHELM-SMITH UNIT AMar 2025ENERFIN AGUA DULCE LPMARATHON OIL EF LLC
01-16354WILHELM-SMITH UNIT AMar 2025TARGA MIDSTREAM SERVICES LLCMARATHON OIL EF LLC
01-16354WILHELM-SMITH UNIT AMar 2025DCP OPERATING COMPANY, LPMARATHON OIL EF LLC
01-16354WILHELM-SMITH UNIT AMar 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
01-16354WILHELM-SMITH UNIT AMar 2025MARATHON OIL EF LLC
01-16354WILHELM-SMITH UNIT AMar 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
02-10530WILHELM SMITH UNIT BMar 2025TARGA MIDSTREAM SERVICES LLCMARATHON OIL EF LLC
02-10530WILHELM SMITH UNIT BMar 2025DCP OPERATING COMPANY, LPMARATHON OIL EF LLC
02-10530WILHELM SMITH UNIT BMar 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
02-10530WILHELM SMITH UNIT BMar 2025MARATHON OIL EF LLC
02-10530WILHELM SMITH UNIT BMar 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
01-16354WILHELM-SMITH UNIT AFeb 2025ENERFIN AGUA DULCE LPMARATHON OIL EF LLC
01-16354WILHELM-SMITH UNIT AFeb 2025TARGA MIDSTREAM SERVICES LLCMARATHON OIL EF LLC
01-16354WILHELM-SMITH UNIT AFeb 2025DCP OPERATING COMPANY, LPMARATHON OIL EF LLC
01-16354WILHELM-SMITH UNIT AFeb 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
01-16354WILHELM-SMITH UNIT AFeb 2025MARATHON OIL EF LLC
01-16354WILHELM-SMITH UNIT AFeb 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
02-10530WILHELM SMITH UNIT BFeb 2025TARGA MIDSTREAM SERVICES LLCMARATHON OIL EF LLC
02-10530WILHELM SMITH UNIT BFeb 2025DCP OPERATING COMPANY, LPMARATHON OIL EF LLC
02-10530WILHELM SMITH UNIT BFeb 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
02-10530WILHELM SMITH UNIT BFeb 2025MARATHON OIL EF LLC
02-10530WILHELM SMITH UNIT BFeb 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
01-16354WILHELM-SMITH UNIT AJan 2025ENERFIN AGUA DULCE LPMARATHON OIL EF LLC