Spears

Oil & Gas Property in Bexar County, TX

  2. Texas
  3. Bexar County, TX
  4. Oil & Gas Properties in Bexar County, TX
  5. Spears Oil & Gas Property

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Property Summary

Key data points for Spears

CountyBexar County, TX
OperatorCALFAS CATTLE & OIL, LLC
Production DatesJan 1993 - Sep 2025
Total Oil Production8,607 BBLs
Total Gas Production25 MCF
Recent Oil Production36 BBLs in Aug 2025
Recent Gas Production0 MCF in Aug 2025
Wells on Property5

Our Valuation Estimates for Spears

ShaleAssessment™

$14 *

MarketMultiple™

$3,283 **

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

Based on a decimal interest

Spears Production Graph

Aggregated production of all wells and leases associated with this property
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to oil and gas production for Spears
from Jan 1993 to Sep 2025

Wells on Spears

API #Well NameOperatorStatusCountyEst. Daily Oil Prod.Est. Daily Gas Prod.Est. Daily Water Prod.LatitudeLongitude
42-029-37587SPEARS 1Calfas Cattle & Oil, LLCProducingBexar County, TX29.276214-98.615716
42-029-37603SPEARS 4Calfas Cattle & Oil, LLCProducingBexar County, TX29.276127-98.613675
42-029-37604SPEARS 3DORRIS PETROLEUM, INC.Plugged Oil WellBexar County, TX29.274620-98.614148
42-029-37605SPEARS 2Calfas Cattle & Oil, LLCProducingBexar County, TX29.274612-98.615945
42-029-37606SPEARS 5Calfas Cattle & Oil, LLCProducingBexar County, TX29.275857-98.614687

Leases included in Spears

Lease #Lease NameOperatorCountyMonthly Oil Prod.
01-11563SPEARSCalfas Cattle & Oil, LLCBexar County, TX

Nearby Properties

These are the closest 20 properties to the Spears property.

Property NameLocationOil Prod.Gas Prod.Prod. Period
Abukhurma AdelBexar County, TX50 BBLs0 MCFAug 2025
BakerBexar County, TX182 BBLs0 MCFSep 2025
Boldt TractBexar County, TX0 BBLs0 MCFJun 2025
Brown HoraceBexar County, TX9 BBLs0 MCFSep 2025
Duke, CharlesBexar County, TX0 BBLs0 MCFApr 1999
Evans Geo. N. -BBexar County, TX54 BBLs0 MCFSep 2025
Gaines, ThelkaBexar County, TX0 BBLs0 MCFAug 2021
Gerhardt HaideeBexar County, TX0 BBLs0 MCFAug 2021
Hardy SilvanBexar County, TX0 BBLs0 MCFJun 2025
Hayes RichardBexar County, TX30 BBLs0 MCFAug 2025
HendesBexar County, TX0 BBLs0 MCFJun 2025
HerbertBexar County, TX30 BBLs0 MCFAug 2025
Hood LBexar County, TX0 BBLs0 MCFAug 2021
Kerr, L.ABexar County, TX25 BBLs0 MCFSep 2025
La Grange Ethel Est. OfBexar County, TX29 BBLs0 MCFAug 2025
Lockhart Paul ABexar County, TX10 BBLs0 MCFSep 2025
LongBexar County, TX150 BBLs0 MCFSep 2025
Mitchell BBexar County, TX10 BBLs0 MCFSep 2025
Pilgrim FloydBexar County, TX0 BBLs0 MCFJun 2021
Thorne Lula OBexar County, TX0 BBLs0 MCFAug 2021

Companies in the Area

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

Company Name
CG Oil Co.
Dodson, Inc.
Downing Well Service, Inc.
Drachen Energy Co.
Drachen Oil Company
Great Plains Resources, Inc.
JB Oil & Gas Well Service
K.A. Barnes Oil & Gas Oper, LLC
Koko Skadi, LLC
Mandujano, Alfonso, Jr.
Old Chief Oil, LLC
Paisano Production, Inc.
Petro-Tex Energy & Expl.Co.,Inc.
Petrosaurus, Inc.
Production Resources, Inc.
Spiller, Robert S.
Sterling Inv. Group & Assc., Inc
Texas Secondary Oil Corporation
Thomas Exploration & Devel., Inc
Wiley Lease Co., LTD.

Owners of Spears

Royalty Ownership data is obtained from public records
YearOwnerProperty NameOperatorPercentageInterest TypeAppraisal ValueLegal Desciption
2025CALFAS CATTLE & OIL LLCSPEARSCALFAS CATTLE
2025JERRY & MARIAM SPEARS TRUSTSPEARSCALFAS CATTLE

Oil & Gas Sales on Spears

Lease #Lease NameReporting PeriodProductVolumeValueGross PricePurchaserProducer
Lease #Lease NameReporting PeriodProductOil VolumeOil ValueCalculated Oil PricePurchaserProducer
01-11563SPEARSMar 2025SHELL TRADING (US) COMPANY
01-11563SPEARSDec 2024SHELL TRADING (US) COMPANY
01-11563SPEARSOct 2023SHELL TRADING (US) COMPANY
01-11563SPEARSMay 2023SHELL TRADING (US) COMPANY
01-11563SPEARSMar 2023SHELL TRADING (US) COMPANY
01-11563SPEARSJun 2022TRUTH RESOURCES, L.P.
01-11563SPEARSDec 2021TRUTH RESOURCES, L.P.
01-11563SPEARSAug 2021SUNRAY MARKETING, LLCCIVRON PETROLEUM RESOURCES LLC
01-11563SPEARSApr 2021TRUTH RESOURCES, L.P.
01-11563SPEARSDec 2020SUNRAY MARKETING, LLCCIVRON PETROLEUM RESOURCES LLC
01-11563SPEARSOct 2020TRUTH RESOURCES, L.P.
01-11563SPEARSMar 2020SUNRAY MARKETING, LLCCIVRON PETROLEUM RESOURCES LLC
01-11563SPEARSDec 2019SUNRAY MARKETING, LLCCIVRON PETROLEUM RESOURCES LLC
01-11563SPEARSAug 2019SUNRAY MARKETING, LLCCIVRON PETROLEUM RESOURCES LLC
01-11563SPEARSMay 2019SUNRAY MARKETING, LLCCIVRON PETROLEUM RESOURCES LLC
01-11563SPEARSFeb 2019SUNRAY MARKETING, LLCCIVRON PETROLEUM RESOURCES LLC
01-11563SPEARSNov 2018SUNRAY MARKETING, LLCCIVRON PETROLEUM RESOURCES LLC
01-11563SPEARSOct 2018SUNRAY MARKETING, LLCCIVRON PETROLEUM RESOURCES LLC
01-11563SPEARSAug 2018SUNRAY MARKETING, LLCCIVRON PETROLEUM RESOURCES LLC
01-11563SPEARSJan 2018SUNRAY MARKETING, LLCCIVRON PETROLEUM RESOURCES LLC
01-11563SPEARSMay 2017SUNRAY MARKETING, LLCCIVRON PETROLEUM RESOURCES LLC
01-11563SPEARSMar 2017SUNRAY MARKETING, LLCCIVRON PETROLEUM RESOURCES LLC
01-11563SPEARSJan 2017SUNRAY MARKETING, LLCCIVRON PETROLEUM RESOURCES LLC
01-11563SPEARSDec 2016SUNRAY MARKETING, LLCCIVRON PETROLEUM RESOURCES LLC
01-11563SPEARSSep 2016SUNRAY MARKETING, LLCCIVRON PETROLEUM RESOURCES LLC