Calvert

Oil & Gas Property in Frio County, TX

Property Summary

Key data points for Calvert

CountyFrio County, TX
Production DatesJan 1993 - Jan 2026
Total Oil Production98,793 BBLs
Total Gas Production3,291,273 MCF
Recent Oil Production162 BBLs in Dec 2025
Recent Gas Production4,900 MCF in Dec 2025
Wells on Property10

Our Valuation Estimates for Calvert

ShaleAssessment

$21,313 *

MarketMultiple

$37,383 **

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

Based on a decimal interest

Calvert Production Graph

Aggregated production of all wells and leases associated with this property
Subscribe for Full Access Subscribe now to gain immediate access
to oil and gas production for Calvert
from Jan 1993 to Jan 2026

Wells on Calvert

API #Well NameOperatorStatusCountyEst. Daily Oil Prod.Est. Daily Gas Prod.Est. Daily Water Prod.LatitudeLongitude
42-163-30137CALVERT, J. H. 1Plugged Oil/Gas WellFrio County, TX28.790140-99.304148
42-163-30595CALVERT, J.H. -A- 1Plugged Oil WellFrio County, TX28.781954-99.310242
42-163-30728CALVERT J. H. 1Trailblazer Energy Resources, LLCProducingFrio County, TX28.808869-99.295502
42-163-30961CALVERT, J.H. -A- 2Plugged Oil WellFrio County, TX28.785815-99.314374
42-163-31476CALVERT, J. H. 2GOLDKING PROD. CO.Plugged Oil WellFrio County, TX28.802799-99.298257
42-163-33337CALVERT J. H. 2Trailblazer Energy Resources, LLCTemp AbandonedFrio County, TX28.811624-99.290829
42-163-33474CALVERT 1HBLACKBRUSH O & G, LLCProducingFrio County, TX28.785015-99.289219
42-163-33513CALVERT 2HBLACKBRUSH O & G, LLCProducingFrio County, TX28.801197-99.284821
42-163-33566CALVERT 3HBLACKBRUSH O & G, LLCProducingFrio County, TX28.780667-99.309257
42-163-33644CALVERT 4HBLACKBRUSH O & G, LLCHorizontal Well Surface LocatioFrio County, TX28.785511-99.297229

Leases included in Calvert

Lease #Lease NameOperatorCountyMonthly Oil Prod.Monthly Gas Prod.
01-04676CALVERT, J. H.GOLDKING PROD. CO.Frio County, TX
01-04962CALVERT, J.H. -A-GOLDKING PROD. CO.Frio County, TX
01-05157CALVERT, J.H.TESORO PETROLEUM CORPORATIONFrio County, TX
01-05520CALVERT, J.H.GOLDKING PROD. CO.Frio County, TX
01-071635CALVERT J. H. 1Trailblazer Energy Resources, LLCFrio County, TX
01-16076CALVERTBLACKBRUSH O & G, LLCFrio County, TX
01-226045CALVERT J. H. 2Trailblazer Energy Resources, LLCFrio County, TX

Nearby Properties

These are the closest 20 properties to the Calvert property.

Property NameLocationOil Prod.Gas Prod.Prod. Period
Boll FroFrio County, TX6,132 BBLs3,767 MCFJan 2026
Boll-Calvert Unit FroFrio County, TX1,441 BBLs676 MCFJan 2026
BurlesonFrio County, TX0 BBLs0 MCFDec 2020
Calvert Ranch FroFrio County, TX5,078 BBLs4,051 MCFJan 2026
CarnesFrio County, TX0 BBLs6,964 MCFJan 2026
Guy Bob FroFrio County, TX6,814 BBLs1,965 MCFJan 2026
Guy Bob Unit FroFrio County, TX2,013 BBLs16 MCFJan 2026
HarlanFrio County, TX19,079 BBLs54,267 MCFJan 2026
HausserFrio County, TX20,216 BBLs14,742 MCFJan 2026
KingFrio County, TX0 BBLs0 MCFMar 2025
LothringerFrio County, TX2,040 BBLs13,101 MCFJan 2026
McGintyFrio County, TX638 BBLs1,440 MCFJan 2026
McWilliamsFrio County, TX1,074 BBLs11,134 MCFJan 2026
McWilliams-Sot-Sartain EfFrio County, TX533 BBLs3,099 MCFJan 2026
Monte LenosFrio County, TX5,380 BBLs2,941 MCFJan 2026
OppenheimerFrio County, TX102 BBLs921 MCFJan 2026
Panther HollowFrio County, TX400 BBLs868 MCFJan 2026
T Cattle CompanyFrio County, TX0 BBLs0 MCFJun 2021
Valyn ClaraFrio County, TX3,157 BBLs2,757 MCFJan 2026
WhitwellFrio County, TX11,970 BBLs103,939 MCFJan 2026

Owners of Calvert

Royalty Ownership data is obtained from public records
YearOwnerProperty NameOperatorPercentageInterest TypeAppraisal ValueLegal Desciption
2025TRAILBLAZER ENERGY RESOURCESCALVERT, J. H. W#1TRAILBLAZER ENERGY R
2025BLACKBRUSH O & G LLCCALVERT W#1H-3HBLACKBRUSH O & G LLC
2025SIBLEY D DASHIELLCALVERT W#1H-3HBLACKBRUSH O & G LLC
2025SIBLEY JOY CCALVERT W#1H-3HBLACKBRUSH O & G LLC
2025SIBLEY SALLY ANNETTECALVERT W#1H-3HBLACKBRUSH O & G LLC
2025CALVERT FAMILY MINERAL TRUSTCALVERT W#1H-3HBLACKBRUSH O & G LLC
2025LEONA PARTNERS LTDCALVERT W#1H-3HBLACKBRUSH O & G LLC
2025PHIPPS MINERAL HOLDINGS LTDCALVERT, J. H. W#1TRAILBLAZER ENERGY R
Displaying 8 of 27 Owners   --   Full Ownership Data Available for Subscribers Only

Oil & Gas Sales on Calvert

Lease #Lease NameReporting PeriodProductVolumeValueGross PricePurchaserProducer
Lease #Lease NameReporting PeriodProductOil VolumeOil ValueCalculated Oil PricePurchaserProducer
01-16076CALVERTDec 2025HARVEST MARKETING & TRADING, LLCBLACKBRUSH O & G, LLC
01-16076CALVERTNov 2025BLACKBRUSH O & G, LLC
01-16076CALVERTNov 2025HARVEST MARKETING & TRADING, LLCBLACKBRUSH O & G, LLC
01-16076CALVERTOct 2025BLACKBRUSH O & G, LLC
01-16076CALVERTOct 2025HARVEST MARKETING & TRADING, LLCBLACKBRUSH O & G, LLC
01-16076CALVERTSep 2025BLACKBRUSH O & G, LLC
01-16076CALVERTSep 2025HARVEST MARKETING & TRADING, LLCBLACKBRUSH O & G, LLC
01-16076CALVERTAug 2025BLACKBRUSH O & G, LLC
01-16076CALVERTAug 2025HARVEST MARKETING & TRADING, LLCBLACKBRUSH O & G, LLC
01-071635CALVERT J. H. 1Jul 2025TRAILBLAZER ENERGY RESOURCES, LLC
01-071635CALVERT J. H. 1Jun 2025TRAILBLAZER ENERGY RESOURCES, LLC
01-16076CALVERTJun 2025BLACKBRUSH O & G, LLC
01-071635CALVERT J. H. 1May 2025TRAILBLAZER ENERGY RESOURCES, LLC
01-16076CALVERTMay 2025BLACKBRUSH O & G, LLC
01-16076CALVERTMay 2025HARVEST MARKETING & TRADING, LLCBLACKBRUSH O & G, LLC
01-071635CALVERT J. H. 1Apr 2025TRAILBLAZER ENERGY RESOURCES, LLC
01-16076CALVERTApr 2025BLACKBRUSH O & G, LLC
01-071635CALVERT J. H. 1Mar 2025SHELL TRADING (US) COMPANYTRAILBLAZER ENERGY RESOURCES, LLC
01-071635CALVERT J. H. 1Mar 2025TRAILBLAZER ENERGY RESOURCES, LLC
01-16076CALVERTMar 2025BLACKBRUSH O & G, LLC
01-16076CALVERTMar 2025HARVEST MARKETING & TRADING, LLCBLACKBRUSH O & G, LLC
01-226045CALVERT J. H. 2Mar 2025SHELL TRADING (US) COMPANYTRAILBLAZER ENERGY RESOURCES, LLC
01-071635CALVERT J. H. 1Feb 2025TRAILBLAZER ENERGY RESOURCES, LLC
01-16076CALVERTFeb 2025BLACKBRUSH O & G, LLC
01-071635CALVERT J. H. 1Jan 2025TRAILBLAZER ENERGY RESOURCES, LLC