San Marcos Unit

Oil & Gas Property in Atascosa County, TX

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Property Summary

Key data points for San Marcos Unit

CountyAtascosa County, TX
OperatorJAVELIN ENERGY PARTNERS MANAGEMENT, LLC
Production DatesMar 2015 - May 2026
Total Oil Production210,098 BBLs
Total Gas Production199,444 MCF
Recent Oil Production553 BBLs in Apr 2026
Recent Gas Production107 MCF in Apr 2026
Wells on Property2

Our Valuation Estimates for San Marcos Unit

ShaleAssessment

$31,447 *

MarketMultiple

$15,773 **

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

Based on a decimal interest

San Marcos Unit Production Graph

Aggregated production of all wells and leases associated with this property
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to oil and gas production for San Marcos Unit
from Mar 2015 to May 2026

Wells on San Marcos Unit

API #Well NameOperatorStatusCountyEst. Daily Oil Prod.Est. Daily Gas Prod.Est. Daily Water Prod.LatitudeLongitude
42-013-35263SAN MARCOS UNIT 1HJavelin Energy Partners Management LLCProducingAtascosa County, TX28.774888-98.735869
42-013-35264SAN MARCOS UNIT 2HJavelin Energy Partners Management LLCProducingAtascosa County, TX28.774899-98.735825

Leases included in San Marcos Unit

Lease #Lease NameOperatorCountyMonthly Oil Prod.Monthly Gas Prod.
01-18430SAN MARCOS UNITJavelin Energy Partners Management LLCAtascosa County, TX

Nearby Properties

These are the closest 20 properties to the San Marcos Unit property.

Property NameLocationOil Prod.Gas Prod.Prod. Period
Apollo 1HFrio County, TX1,451 BBLs1,028 MCFMay 2026
BosqueAtascosa County, TX2,501 BBLs1,401 MCFMay 2026
BowmanAtascosa County, TX99,905 BBLs91,652 MCFMay 2026
DP UnitAtascosa County, TX979 BBLs633 MCFMay 2026
Ec North UnitAtascosa County, TX679 BBLs280 MCFMay 2026
Ec South UnitAtascosa County, TX783 BBLs1,279 MCFMay 2026
Gap 1HAtascosa County, TX935 BBLs163 MCFMay 2026
Hurricane UnitAtascosa County, TX1,381 BBLs82 MCFMay 2026
Hurricane-Bowman AllocationAtascosa County, TX827 BBLs532 MCFMay 2026
Lavaca UnitAtascosa County, TX436 BBLs0 MCFMay 2026
Lone StarAtascosa County, TX10,195 BBLs3,678 MCFMay 2026
LSR UnitAtascosa County, TX932 BBLs1,003 MCFMay 2026
McLean MarrsAtascosa County, TX3 BBLs0 MCFMay 2026
MercuryAtascosa County, TX1,759 BBLs1,499 MCFMay 2026
Paisano UnitAtascosa County, TX1,054 BBLs695 MCFMay 2026
PickensFrio County, TX0 BBLs0 MCFApr 2025
RDG UnitAtascosa County, TX632 BBLs265 MCFMay 2026
Sabre Clip UnitAtascosa County, TX709 BBLs519 MCFMay 2026
Sheepfoot 1HFrio County, TX549 BBLs239 MCFMay 2026
Simmons SubdivisionAtascosa County, TX0 BBLs0 MCFJun 2025

Frac'ing activity on San Marcos Unit

API #Well NameStart DateEnd DateVertical DepthTotal Water Volume
42-013-35263San Marcos 1H
42-013-35264San Marcos 2H

Owners of San Marcos Unit

Royalty Ownership data is obtained from public records
YearOwnerProperty NameOperatorPercentageInterest TypeAppraisal ValueLegal Desciption
2025JAVELIN ENERGY PARTNERS MANAGEMENT LLCSAN MARCOS UNITJAVELIN ENERGY PARTNERS
2025ALLEE SANSA HENDRICKSAN MARCOS UNITJAVELIN ENERGY PARTNERS
2025MARION RANCH LTDSAN MARCOS UNITJAVELIN ENERGY PARTNERS
2025ROBINSON WANDA HEADRICKSAN MARCOS UNITJAVELIN ENERGY PARTNERS
2025PEARCE 1990 LLCSAN MARCOS UNITJAVELIN ENERGY PARTNERS
2025JDP RANCH HOLDINGS LLCSAN MARCOS UNITJAVELIN ENERGY PARTNERS
2025BRADLEY FAMILY REV TRUSTSAN MARCOS UNITJAVELIN ENERGY PARTNERS
2025BRADFORD MILTON E JR & MARY ESAN MARCOS UNITJAVELIN ENERGY PARTNERS

Oil & Gas Sales on San Marcos Unit

Lease #Lease NameReporting PeriodProductVolumeValueGross PricePurchaserProducer
Lease #Lease NameReporting PeriodProductOil VolumeOil ValueCalculated Oil PricePurchaserProducer
01-18430SAN MARCOS UNITMar 2026CRESCENT ENERGY MARKETING, LLCCRESCENT ENERGY MARKETING, LLC
01-18430SAN MARCOS UNITDec 2025CRESCENT ENERGY MARKETING, LLCCRESCENT ENERGY MARKETING, LLC
01-18430SAN MARCOS UNITDec 2025JAVELIN ENERGY PARTNERS MANAGEMENT LLCJAVELIN ENERGY PARTNERS MANAGEMENT LLC
01-18430SAN MARCOS UNITNov 2025JAVELIN ENERGY PARTNERS MANAGEMENT LLC
01-18430SAN MARCOS UNITSep 2025JAVELIN ENERGY PARTNERS MANAGEMENT LLCJAVELIN ENERGY PARTNERS MANAGEMENT LLC
01-18430SAN MARCOS UNITJul 2025JAVELIN ENERGY PARTNERS MANAGEMENT LLC
01-18430SAN MARCOS UNITJun 2025CRESCENT ENERGY MARKETING, LLCCRESCENT ENERGY MARKETING, LLC
01-18430SAN MARCOS UNITJun 2025JAVELIN ENERGY PARTNERS MANAGEMENT LLCJAVELIN ENERGY PARTNERS MANAGEMENT LLC
01-18430SAN MARCOS UNITJun 2025JAVELIN ENERGY PARTNERS MANAGEMENT LLC
01-18430SAN MARCOS UNITMay 2025JAVELIN ENERGY PARTNERS MANAGEMENT LLC
01-18430SAN MARCOS UNITMar 2025CRESCENT ENERGY MARKETING, LLCCRESCENT ENERGY MARKETING, LLC
01-18430SAN MARCOS UNITMar 2025JAVELIN ENERGY PARTNERS MANAGEMENT LLCJAVELIN ENERGY PARTNERS MANAGEMENT LLC
01-18430SAN MARCOS UNITMar 2025JAVELIN ENERGY PARTNERS MANAGEMENT LLC
01-18430SAN MARCOS UNITFeb 2025CRESCENT ENERGY MARKETING, LLCCRESCENT ENERGY MARKETING, LLC
01-18430SAN MARCOS UNITFeb 2025JAVELIN ENERGY PARTNERS MANAGEMENT LLCJAVELIN ENERGY PARTNERS MANAGEMENT LLC
01-18430SAN MARCOS UNITFeb 2025JAVELIN ENERGY PARTNERS MANAGEMENT LLC
01-18430SAN MARCOS UNITJan 2025JAVELIN ENERGY PARTNERS MANAGEMENT LLCJAVELIN ENERGY PARTNERS MANAGEMENT LLC
01-18430SAN MARCOS UNITJan 2025JAVELIN ENERGY PARTNERS MANAGEMENT LLC
01-18430SAN MARCOS UNITAug 2024CRESCENT ENERGY MARKETING, LLCCRESCENT ENERGY MARKETING, LLC
01-18430SAN MARCOS UNITAug 2024JAVELIN ENERGY PARTNERS MANAGEMENT LLCJAVELIN ENERGY PARTNERS MANAGEMENT LLC
01-18430SAN MARCOS UNITAug 2024JAVELIN ENERGY PARTNERS MANAGEMENT LLC
01-18430SAN MARCOS UNITJul 2024CRESCENT ENERGY MARKETING, LLCCRESCENT ENERGY MARKETING, LLC
01-18430SAN MARCOS UNITJul 2024JAVELIN ENERGY PARTNERS MANAGEMENT LLC
01-18430SAN MARCOS UNITJun 2024CRESCENT ENERGY MARKETING, LLCCRESCENT ENERGY MARKETING, LLC
01-18430SAN MARCOS UNITJun 2024JAVELIN ENERGY PARTNERS MANAGEMENT LLCJAVELIN ENERGY PARTNERS MANAGEMENT LLC