McWilliams

Oil & Gas Property in Frio County, TX

  2. Texas
  3. Frio County, TX
  4. Oil & Gas Properties in Frio County, TX
  5. McWilliams Oil & Gas Property

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Property Summary

Key data points for McWilliams

CountyFrio County, TX
Production DatesFeb 2009 - Jun 2026
Total Oil Production709,548 BBLs
Total Gas Production4,258,546 MCF
Recent Oil Production759 BBLs in May 2026
Recent Gas Production11,245 MCF in May 2026
Wells on Property19

Our Valuation Estimates for McWilliams

ShaleAssessment™

Not Available

MarketMultiple™

$149,664 **

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

Based on a decimal interest

McWilliams Production Graph

Aggregated production of all wells and leases associated with this property
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to oil and gas production for McWilliams
from Feb 2009 to Jun 2026

Wells on McWilliams

API #Well NameOperatorStatusCountyEst. Daily Oil Prod.Est. Daily Gas Prod.Est. Daily Water Prod.LatitudeLongitude
API #Well NameOperatorStatusCountyEst. Daily Oil Prod.Est. Daily Gas Prod.Est. Daily Water Prod.LatitudeLongitude
42-163-01345MCWILLIAMS, D. S. 6Injection/Disposal From OilFrio County, TX28.811340-99.246819
42-163-01352MCWILLIAMS, T. G. 4Plugged Oil WellFrio County, TX28.816965-99.233070
42-163-01408MCWILLIAMS, D. S. 2SEAGO PETROLEUM, INC.Plugged Oil WellFrio County, TX28.808986-99.238156
42-163-01409MCWILLIAMS, D. S. 1Plugged Oil WellFrio County, TX28.809249-99.245458
42-163-01470MCWILLIAMS, T. G. LOT-6 1SEAGO PETROLEUM, INC.Plugged Oil WellFrio County, TX28.813435-99.264369
42-163-01476MCWILLIAMS, D. S. 1ALAWBAR PETROLEUM, INC.Plugged Oil WellFrio County, TX28.811684-99.250514
42-163-01479MCWILLIAMS, CORY 1SEAGO PETROLEUM, INC.Plugged Oil WellFrio County, TX28.819871-99.252386
42-163-33390MCWILLIAMS HEIRS A 1Trailblazer Energy Resources, LLCShut InFrio County, TX28.817901-99.237548
42-163-33393MCWILLIAMS HEIRS B 1VIRTEX OPERATING COMPANY, INC.Plugged Oil WellFrio County, TX28.807331-99.270871
42-163-33400MCWILLIAMS HEIRS A 3Trailblazer Energy Resources, LLCShut InFrio County, TX28.821251-99.237532
42-163-33405MCWILLIAMS HEIRS A 4Trailblazer Energy Resources, LLCShut InFrio County, TX28.817331-99.244684
42-163-33408MCWILLIAMS HEIRS A 5Trailblazer Energy Resources, LLCShut InFrio County, TX28.816050-99.233324
42-163-33459MCWILLIAMS HEIRS A 1HTrailblazer Energy Resources, LLCProducingFrio County, TX28.822749-99.240334
42-163-33464MCWILLIAMS HEIRS A 2HTrailblazer Energy Resources, LLCProducingFrio County, TX28.814660-99.252675
42-163-33481MCWILLIAMS HEIRS A 6HTrailblazer Energy Resources, LLCProducingFrio County, TX28.811266-99.263132
42-163-33665MCWILLIAMS HEIRS A 8HRTrailblazer Energy Resources, LLCProducingFrio County, TX28.814597-99.252308
42-163-34181MCWILLIAMS-O NEILL EF 1HTrailblazer Energy Resources, LLCProducingFrio County, TX28.806692-99.266790
42-163-80088MCWILLIAMS, T. G. 3Plugged Oil WellFrio County, TX28.810618-99.243654
42-163-80090MCWILLIAMS, T. G. 6Plugged Oil WellFrio County, TX28.807157-99.238671

Leases included in McWilliams

Lease #Lease NameOperatorCountyMonthly Oil Prod.Monthly Gas Prod.
01-01303MCWILLIAMS, T. G. LOT-6SEAGO PETROLEUM, INC.Frio County, TX
01-01309MCWILLIAMS, CORYSEAGO PETROLEUM, INC.Frio County, TX
01-01358MCWILLIAMS, T. G.LAWBAR PETROLEUM, INC.Frio County, TX
01-03326MCWILLIAMS, D. S.SEAGO PETROLEUM, INC.Frio County, TX
01-15060MCWILLIAMS HEIRS ATrailblazer Energy Resources, LLCFrio County, TX
01-15416MCWILLIAMS HEIRS AVIRTEX OPERATING COMPANY, INC.Frio County, TX
01-17799MCWILLIAMS HEIRS ATrailblazer Energy Resources, LLCFrio County, TX
01-19838MCWILLIAMS-O'NEILL EFTrailblazer Energy Resources, LLCFrio County, TX
01-249097MCWILLIAMS HEIRS A 1VIRTEX OPERATING COMPANY, INC.Frio County, TX

Operators Associated With McWilliams

Nearby Properties

These are the closest 20 properties to the McWilliams property.

Property NameLocationOil Prod.Gas Prod.Prod. Period
Boll FroFrio County, TX5,284 BBLs3,727 MCFJun 2026
Boll-Calvert Unit FroFrio County, TX311 BBLs147 MCFJun 2026
BurlesonFrio County, TX0 BBLs0 MCFDec 2020
CalvertFrio County, TX156 BBLs3,718 MCFJun 2026
Calvert Ranch FroFrio County, TX4,157 BBLs3,887 MCFJun 2026
CarnesFrio County, TX23 BBLs7,659 MCFJun 2026
FergusonFrio County, TX64 BBLs0 MCFJun 2026
George R. BrownFrio County, TX291 BBLs3,002 MCFJun 2026
Guy Bob FroFrio County, TX6,516 BBLs3,309 MCFJun 2026
Guy Bob Unit FroFrio County, TX2,461 BBLs180 MCFJun 2026
Halff-OppenheimerFrio County, TX0 BBLs0 MCFSep 2025
HarrisFrio County, TX0 BBLs0 MCFApr 2019
Harris-MeyersFrio County, TX0 BBLs0 MCFJun 2013
Hce HFrio County, TX1,841 BBLs9,242 MCFJun 2026
KingFrio County, TX256 BBLs0 MCFJun 2026
LothringerFrio County, TX1,912 BBLs12,571 MCFJun 2026
McGintyFrio County, TX636 BBLs1,489 MCFJun 2026
McWilliams-Sot-Sartain EfFrio County, TX699 BBLs2,463 MCFJun 2026
OppenheimerFrio County, TX132 BBLs1,296 MCFJun 2026
Valyn ClaraFrio County, TX3,027 BBLs2,757 MCFJun 2026

Companies in the Area

These are the closest 20 companies operating near the McWilliams property.

Company Name
Bigfoot Oil LLC
Blackbrush O & G, Inc.
Blackbrush O & G, LLC
Chesapeake Operating, Inc.
D90 Energy, LLC
Enhanced RS, Inc.
Exco Operating Company, LP
Goldking Prod. Co.
Hat Creek Energy LLC
Hughes, Dan A. Company
Huntington Energy LLC
Lawbar Petroleum, Inc.
Maverick Energy Group, Inc.
Meridian Oil Inc.
Pedeco, Inc.
Placid Oil Company
Producers Engineering Company
Rosewood Resources Inc
Tipperary Oil & Gas Corporation
Trailblazer Energy Resources, LLC

Frac'ing activity on McWilliams

API #Well NameStart DateEnd DateVertical DepthTotal Water Volume
42-163-33665McWilliams Heirs A #8HR
42-163-34181McWilliams O'Neil EF#1H

Owners of McWilliams

Royalty Ownership data is obtained from public records
YearOwnerProperty NameOperatorPercentageInterest TypeAppraisal ValueLegal Desciption
2026TRAILBLAZER ENERGY RESOURCESMCWILLIAMS-O'NEILL EF W#1HTRAILBLAZER ENERGY R
2026TRAILBLAZER ENERGY RESOURCESMCWILLIAMS HEIRS ATRAILBLAZER ENERGY R
2026TRAILBLAZER ENERGY RESOURCESMCWILLIAMS HEIRS A W#8HRTRAILBLAZER ENERGY R
2026PHIPPS MINERAL HOLDINGS LTDMCWILLIAMS-O'NEILL EF W#1HTRAILBLAZER ENERGY R
2026PHIPPS MINERAL HOLDINGS LTDMCWILLIAMS HEIRS ATRAILBLAZER ENERGY R
2026RUSSELL T RUDY ENERGY LLCMCWILLIAMS HEIRS ATRAILBLAZER ENERGY R
2026FIELD REALTY TRUSTMCWILLIAMS HEIRS ATRAILBLAZER ENERGY R
2026RUSSELL T RUDY ENERGY LLCMCWILLIAMS-O'NEILL EF W#1HTRAILBLAZER ENERGY R
Displaying 8 of 75 Owners   --   Full Ownership Data Available for Subscribers Only

Oil & Gas Sales on McWilliams

Lease #Lease NameReporting PeriodProductVolumeValueGross PricePurchaserProducer
Lease #Lease NameReporting PeriodProductOil VolumeOil ValueCalculated Oil PricePurchaserProducer
01-19838MCWILLIAMS-O'NEILL EFJun 2026SHELL TRADING (US) COMPANYTRAILBLAZER ENERGY RESOURCES, LLC
01-15060MCWILLIAMS HEIRS AJun 2026SHELL TRADING (US) COMPANYTRAILBLAZER ENERGY RESOURCES, LLC
01-19838MCWILLIAMS-O'NEILL EFMay 2026TRAILBLAZER ENERGY RESOURCES, LLC
01-19838MCWILLIAMS-O'NEILL EFMay 2026SHELL TRADING (US) COMPANYTRAILBLAZER ENERGY RESOURCES, LLC
01-15060MCWILLIAMS HEIRS AMay 2026TRAILBLAZER ENERGY RESOURCES, LLC
01-15060MCWILLIAMS HEIRS AMay 2026SHELL TRADING (US) COMPANYTRAILBLAZER ENERGY RESOURCES, LLC
01-19838MCWILLIAMS-O'NEILL EFApr 2026SHELL TRADING (US) COMPANYTRAILBLAZER ENERGY RESOURCES, LLC
01-19838MCWILLIAMS-O'NEILL EFApr 2026TRAILBLAZER ENERGY RESOURCES, LLC
01-15060MCWILLIAMS HEIRS AApr 2026TRAILBLAZER ENERGY RESOURCES, LLC
01-15060MCWILLIAMS HEIRS AMar 2026TRAILBLAZER ENERGY RESOURCES, LLC
01-17799MCWILLIAMS HEIRS AMar 2026TRAILBLAZER ENERGY RESOURCES, LLC
01-19838MCWILLIAMS-O'NEILL EFMar 2026TRAILBLAZER ENERGY RESOURCES, LLC
01-19838MCWILLIAMS-O'NEILL EFMar 2026SHELL TRADING (US) COMPANYTRAILBLAZER ENERGY RESOURCES, LLC
01-15060MCWILLIAMS HEIRS AMar 2026SHELL TRADING (US) COMPANYTRAILBLAZER ENERGY RESOURCES, LLC
01-15060MCWILLIAMS HEIRS AFeb 2026SHELL TRADING (US) COMPANYTRAILBLAZER ENERGY RESOURCES, LLC
01-15060MCWILLIAMS HEIRS AFeb 2026TRAILBLAZER ENERGY RESOURCES, LLC
01-19838MCWILLIAMS-O'NEILL EFFeb 2026TRAILBLAZER ENERGY RESOURCES, LLC
01-19838MCWILLIAMS-O'NEILL EFFeb 2026SHELL TRADING (US) COMPANYTRAILBLAZER ENERGY RESOURCES, LLC
01-15060MCWILLIAMS HEIRS AJan 2026SHELL TRADING (US) COMPANYTRAILBLAZER ENERGY RESOURCES, LLC
01-15060MCWILLIAMS HEIRS AJan 2026TRAILBLAZER ENERGY RESOURCES, LLC
01-19838MCWILLIAMS-O'NEILL EFJan 2026TRAILBLAZER ENERGY RESOURCES, LLC
01-19838MCWILLIAMS-O'NEILL EFJan 2026SHELL TRADING (US) COMPANYTRAILBLAZER ENERGY RESOURCES, LLC
01-19838MCWILLIAMS-O'NEILL EFDec 2025SHELL TRADING (US) COMPANYTRAILBLAZER ENERGY RESOURCES, LLC
01-15060MCWILLIAMS HEIRS ADec 2025SHELL TRADING (US) COMPANYTRAILBLAZER ENERGY RESOURCES, LLC
01-15060MCWILLIAMS HEIRS ANov 2025SHELL TRADING (US) COMPANYTRAILBLAZER ENERGY RESOURCES, LLC