McWilliams

Oil & Gas Property in Frio County, TX

Property Summary

Key data points for McWilliams

CountyFrio County, TX
Production DatesFeb 2009 - Oct 2025
Total Oil Production703,749 BBLs
Total Gas Production4,180,878 MCF
Recent Oil Production971 BBLs in Oct 2025
Recent Gas Production11,387 MCF in Oct 2025
Wells on Property19

Our Valuation Estimates for McWilliams

ShaleAssessment

Not Available

MarketMultiple

$168,062 **

* 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 Oct 2025

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

Nearby Properties

These are the closest 20 properties to the McWilliams property.

Property NameLocationOil Prod.Gas Prod.Prod. Period
Boll FroFrio County, TX5,135 BBLs3,058 MCFNov 2025
Boll-Calvert Unit FroFrio County, TX1,012 BBLs870 MCFNov 2025
BurlesonFrio County, TX0 BBLs0 MCFDec 2020
CalvertFrio County, TX194 BBLs3,599 MCFNov 2025
Calvert Ranch FroFrio County, TX5,087 BBLs3,538 MCFNov 2025
CarnesFrio County, TX27 BBLs6,638 MCFNov 2025
FergusonFrio County, TX55 BBLs0 MCFOct 2025
Guy Bob FroFrio County, TX5,746 BBLs1,754 MCFNov 2025
Guy Bob Unit FroFrio County, TX2,116 BBLs672 MCFNov 2025
Halff-OppenheimerFrio County, TX148 BBLs0 MCFNov 2025
HarrisFrio County, TX0 BBLs0 MCFApr 2019
Harris-MeyersFrio County, TX0 BBLs0 MCFJun 2013
Hce HFrio County, TX2,162 BBLs7,716 MCFNov 2025
KingFrio County, TX0 BBLs0 MCFMar 2025
LothringerFrio County, TX2,063 BBLs14,455 MCFOct 2025
McGintyFrio County, TX606 BBLs1,391 MCFOct 2025
McWilliams-Sot-Sartain EfFrio County, TX469 BBLs3,749 MCFOct 2025
Oneill-Biel UnitFrio County, TX153 BBLs1,463 MCFOct 2025
OppenheimerFrio County, TX146 BBLs1,724 MCFOct 2025
Valyn ClaraFrio County, TX3,225 BBLs2,757 MCFNov 2025

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
2025TRAILBLAZER ENERGY RESOURCESMCWILLIAMS-O'NEILL EF W#1HTRAILBLAZER ENERGY R
2025TRAILBLAZER ENERGY RESOURCESMCWILLIAMS HEIRS ATRAILBLAZER ENERGY R
2025PHIPPS MINERAL HOLDINGS LTDMCWILLIAMS-O'NEILL EF W#1HTRAILBLAZER ENERGY R
2025PHIPPS MINERAL HOLDINGS LTDMCWILLIAMS HEIRS ATRAILBLAZER ENERGY R
2025TRAILBLAZER ENERGY RESOURCESMCWILLIAMS HEIRS A W#8HRTRAILBLAZER ENERGY R
2025RUSSELL T RUDY ENERGY LLCMCWILLIAMS-O'NEILL EF W#1HTRAILBLAZER ENERGY R
2025FIELD REALTY TRUSTMCWILLIAMS-O'NEILL EF W#1HTRAILBLAZER ENERGY R
2025FIELD REALTY TRUSTMCWILLIAMS HEIRS ATRAILBLAZER 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 EFDec 2025SHELL TRADING (US) COMPANYTRAILBLAZER ENERGY RESOURCES, LLC
01-15060MCWILLIAMS HEIRS ADec 2025SHELL TRADING (US) COMPANYTRAILBLAZER ENERGY RESOURCES, LLC
01-19838MCWILLIAMS-O'NEILL EFNov 2025SHELL TRADING (US) COMPANYTRAILBLAZER ENERGY RESOURCES, LLC
01-15060MCWILLIAMS HEIRS ANov 2025SHELL TRADING (US) COMPANYTRAILBLAZER ENERGY RESOURCES, LLC
01-19838MCWILLIAMS-O'NEILL EFOct 2025SHELL TRADING (US) COMPANYTRAILBLAZER ENERGY RESOURCES, LLC
01-15060MCWILLIAMS HEIRS AOct 2025SHELL TRADING (US) COMPANYTRAILBLAZER ENERGY RESOURCES, LLC
01-15060MCWILLIAMS HEIRS ASep 2025SHELL TRADING (US) COMPANYTRAILBLAZER ENERGY RESOURCES, LLC
01-19838MCWILLIAMS-O'NEILL EFSep 2025SHELL TRADING (US) COMPANYTRAILBLAZER ENERGY RESOURCES, LLC
01-15060MCWILLIAMS HEIRS AAug 2025SHELL TRADING (US) COMPANYTRAILBLAZER ENERGY RESOURCES, LLC
01-19838MCWILLIAMS-O'NEILL EFAug 2025SHELL TRADING (US) COMPANYTRAILBLAZER ENERGY RESOURCES, LLC
01-15060MCWILLIAMS HEIRS AJul 2025TRAILBLAZER ENERGY RESOURCES, LLC
01-17799MCWILLIAMS HEIRS AJul 2025TRAILBLAZER ENERGY RESOURCES, LLC
01-15060MCWILLIAMS HEIRS AJul 2025SHELL TRADING (US) COMPANYTRAILBLAZER ENERGY RESOURCES, LLC
01-19838MCWILLIAMS-O'NEILL EFJul 2025TRAILBLAZER ENERGY RESOURCES, LLC
01-19838MCWILLIAMS-O'NEILL EFJul 2025SHELL TRADING (US) COMPANYTRAILBLAZER ENERGY RESOURCES, LLC
01-17799MCWILLIAMS HEIRS AJun 2025TRAILBLAZER ENERGY RESOURCES, LLC
01-15060MCWILLIAMS HEIRS AJun 2025SHELL TRADING (US) COMPANYTRAILBLAZER ENERGY RESOURCES, LLC
01-19838MCWILLIAMS-O'NEILL EFJun 2025TRAILBLAZER ENERGY RESOURCES, LLC
01-19838MCWILLIAMS-O'NEILL EFJun 2025SHELL TRADING (US) COMPANYTRAILBLAZER ENERGY RESOURCES, LLC
01-15060MCWILLIAMS HEIRS AJun 2025TRAILBLAZER ENERGY RESOURCES, LLC
01-15060MCWILLIAMS HEIRS AMay 2025SHELL TRADING (US) COMPANYTRAILBLAZER ENERGY RESOURCES, LLC
01-17799MCWILLIAMS HEIRS AMay 2025TRAILBLAZER ENERGY RESOURCES, LLC
01-19838MCWILLIAMS-O'NEILL EFMay 2025TRAILBLAZER ENERGY RESOURCES, LLC
01-19838MCWILLIAMS-O'NEILL EFMay 2025SHELL TRADING (US) COMPANYTRAILBLAZER ENERGY RESOURCES, LLC
01-15060MCWILLIAMS HEIRS AMay 2025TRAILBLAZER ENERGY RESOURCES, LLC