Wilhelm-Smith Unit

Oil & Gas Property in Atascosa County, TX

  2. Texas
  3. Atascosa County, TX
  4. Oil & Gas Properties in Atascosa County, TX
  5. Wilhelm-Smith Unit Oil & Gas Property

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Property Summary

Key data points for Wilhelm-Smith Unit

CountyAtascosa County, TX
OperatorMARATHON OIL EF LLC
Production DatesDec 2012 - Jun 2025
Total Oil Production2,211,586 BBLs
Total Gas Production2,494,838 MCF
Recent Oil Production2,939 BBLs in May 2025
Recent Gas Production4,110 MCF in May 2025
Wells on Property10

Our Valuation Estimates for Wilhelm-Smith Unit

ShaleAssessment™

Not Available

MarketMultiple™

$442,147 **

* 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 Jun 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, TX470 BBLs58 MCFJun 2025
Anthony West UnitAtascosa County, TX473 BBLs319 MCFJun 2025
BLT UnitAtascosa County, TX344 BBLs138 MCFJun 2025
Bros UnitAtascosa County, TX1,718 BBLs1,948 MCFJun 2025
Esse-Retzloff-May-Tom Sa1Atascosa County, TX13,054 BBLs18,258 MCFJun 2025
Esse-Smith Ranch UnitAtascosa County, TX1,128 BBLs450 MCFJun 2025
Giese UnitAtascosa County, TX2,506 BBLs2,056 MCFJun 2025
Henke UnitAtascosa County, TX2,346 BBLs3,284 MCFJun 2025
Henke-Wilhelm UnitAtascosa County, TX2,795 BBLs5,677 MCFJun 2025
JTN UnitAtascosa County, TX350 BBLs19 MCFJun 2025
May GirlsAtascosa County, TX4,859 BBLs7,105 MCFJun 2025
May Girls-Chapman UnitAtascosa County, TX137 BBLs172 MCFMay 2025
Net-BrosAtascosa County, TX1,298 BBLs1,874 MCFJun 2025
Retzloff-Chapman UnitLive Oak County, TX862 BBLs542 MCFJun 2025
Retzloff-MayAtascosa County, TX10,384 BBLs19,665 MCFJun 2025
Retzloff-TomAtascosa County, TX3,365 BBLs3,198 MCFJun 2025
Schroeder-Chapman UnitAtascosa County, TX1,708 BBLs2,685 MCFJun 2025
Tom Family-Retzloff SaAtascosa County, TX6,034 BBLs6,771 MCFJun 2025
Tom-Smith Unit AAtascosa County, TX3,460 BBLs7,412 MCFJun 2025
W. Smith B-A-MCS PsaAtascosa County, TX2,227 BBLs2,858 MCFJun 2025

Companies in the Area

These are the closest 20 companies operating near the Wilhelm-Smith Unit property.

Company Name
Aggietech Oil, LTD.
Burlington Resources Oil & Gas Company LP
Chevron USA Inc
Dorchester Operating Company LLC
Enserch Exploration Inc
EOG Resources, Inc.
Magnolia Oil & Gas Operating LLC
Marathon Oil Ef LLC
Miller, W. C. Operating Company
Murphy Expl. & Prod. Co. - USA
Newfield Exploration Company
Pioneer Natural Res. USA, Inc.
Rollert Co., Inc., The
Sea Eagle Ford, LLC
Silverbow Resources Oper, LLC
Somex Energy Company
Tidal Petroleum, Inc.
Venus Oil Company
Verdun Oil & Gas LLC
XTO Energy Inc.

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