Calvert

Oil & Gas Property in Frio County, TX

Property Summary

Key data points for Calvert

CountyFrio County, TX
Production DatesJan 1993 - Mar 2026
Total Oil Production99,063 BBLs
Total Gas Production3,298,101 MCF
Recent Oil Production264 BBLs in Feb 2026
Recent Gas Production4,072 MCF in Feb 2026
Wells on Property10

Our Valuation Estimates for Calvert

ShaleAssessment

$20,777 *

MarketMultiple

$45,945 **

* 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 Mar 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, TX3,491 BBLs1,820 MCFMar 2026
Boll-Calvert Unit FroFrio County, TX1,205 BBLs294 MCFMar 2026
BurlesonFrio County, TX0 BBLs0 MCFDec 2020
Calvert Ranch FroFrio County, TX4,818 BBLs3,801 MCFMar 2026
CarnesFrio County, TX0 BBLs4,644 MCFMar 2026
Guy Bob FroFrio County, TX8,330 BBLs2,715 MCFMar 2026
Guy Bob Unit FroFrio County, TX2,009 BBLs501 MCFMar 2026
HarlanFrio County, TX15,799 BBLs45,561 MCFMar 2026
HausserFrio County, TX17,616 BBLs13,462 MCFMar 2026
KingFrio County, TX0 BBLs0 MCFMar 2026
LothringerFrio County, TX1,865 BBLs11,280 MCFMar 2026
McGintyFrio County, TX500 BBLs1,331 MCFFeb 2026
McWilliamsFrio County, TX781 BBLs10,042 MCFMar 2026
McWilliams-Sot-Sartain EfFrio County, TX453 BBLs2,078 MCFFeb 2026
Monte LenosFrio County, TX5,668 BBLs3,918 MCFMar 2026
OppenheimerFrio County, TX267 BBLs3,346 MCFFeb 2026
Panther HollowFrio County, TX82 BBLs0 MCFMar 2026
T Cattle CompanyFrio County, TX0 BBLs0 MCFJun 2021
Valyn ClaraFrio County, TX2,835 BBLs2,490 MCFMar 2026
WhitwellFrio County, TX11,988 BBLs105,703 MCFMar 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
01-16076CALVERTMar 2026HARVEST MARKETING & TRADING, LLCBLACKBRUSH O & G, LLC
01-16076CALVERTFeb 2026BLACKBRUSH O & G, LLC
01-16076CALVERTFeb 2026HARVEST MARKETING & TRADING, LLCBLACKBRUSH O & G, LLC
01-071635CALVERT J. H. 1Jan 2026TRAILBLAZER ENERGY RESOURCES, LLC
01-16076CALVERTJan 2026BLACKBRUSH O & G, LLC
01-16076CALVERTJan 2026HARVEST MARKETING & TRADING, LLCBLACKBRUSH O & G, LLC
01-16076CALVERTDec 2025BLACKBRUSH O & G, LLC
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
01-071635CALVERT J. H. 1Aug 2025TRAILBLAZER ENERGY RESOURCES, 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