Heffernan

Oil & Gas Property in Atascosa County, TX

  2. Texas
  3. Atascosa County, TX
  4. Oil & Gas Properties in Atascosa County, TX
  5. Heffernan Oil & Gas Property

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Property Summary

Key data points for Heffernan

CountyAtascosa County, TX
OperatorEOG RESOURCES, INC.
Production DatesJul 2013 - Apr 2025
Total Oil Production913,501 BBLs
Total Gas Production598,365 MCF
Recent Oil Production3,247 BBLs in Mar 2025
Recent Gas Production1,504 MCF in Mar 2025
Wells on Property4

Our Valuation Estimates for Heffernan

ShaleAssessment™

$122,728 *

MarketMultiple™

$196,412 **

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

Based on a decimal interest

Heffernan Production Graph

Aggregated production of all wells and leases associated with this property
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to oil and gas production for Heffernan
from Jul 2013 to Apr 2025

Wells on Heffernan

API #Well NameOperatorStatusCountyEst. Daily Oil Prod.Est. Daily Gas Prod.Est. Daily Water Prod.LatitudeLongitude
42-013-34681HEFFERNAN A UNIT 1HEOG RESOURCES, INC.ProducingAtascosa County, TX28.814634-98.504917
42-013-34688HEFFERNAN A UNIT 2HEOG RESOURCES, INC.ProducingAtascosa County, TX28.814645-98.504809
42-013-34725HEFFERNAN B UNIT 4HEOG RESOURCES, INC.ProducingAtascosa County, TX28.796022-98.506953
42-013-34727HEFFERNAN B UNIT 3HEOG RESOURCES, INC.ProducingAtascosa County, TX28.796035-98.506847

Leases included in Heffernan

Lease #Lease NameOperatorCountyMonthly Oil Prod.Monthly Gas Prod.
01-17001HEFFERNAN A UNITEOG RESOURCES, INC.Atascosa County, TX
01-17113HEFFERNAN B UNITEOG RESOURCES, INC.Atascosa County, TX

Nearby Properties

These are the closest 20 properties to the Heffernan property.

Property NameLocationOil Prod.Gas Prod.Prod. Period
AppaloosaAtascosa County, TX21,470 BBLs21,554 MCFApr 2025
Atascosa 601 UnitAtascosa County, TX585 BBLs690 MCFApr 2025
Beltran UnitAtascosa County, TX729 BBLs1,631 MCFApr 2025
Cap UnitAtascosa County, TX13,667 BBLs1,233 MCFApr 2025
Duren UnitAtascosa County, TX940 BBLs426 MCFApr 2025
Emil UnitAtascosa County, TX404 BBLs517 MCFApr 2025
Ernest UnitAtascosa County, TX381 BBLs75 MCFApr 2025
Ferdinand UnitAtascosa County, TX983 BBLs649 MCFApr 2025
HirschAtascosa County, TX643 BBLs1,451 MCFApr 2025
Hobart UnitAtascosa County, TX779 BBLs1,298 MCFApr 2025
Janice UnitAtascosa County, TX406 BBLs88 MCFApr 2025
Jason UnitAtascosa County, TX6,286 BBLs2,021 MCFApr 2025
Massaro UnitAtascosa County, TX385 BBLs1,254 MCFApr 2025
Mildred UnitAtascosa County, TX563 BBLs365 MCFApr 2025
Nina UnitAtascosa County, TX750 BBLs799 MCFApr 2025
Pacheco UnitAtascosa County, TX821 BBLs926 MCFApr 2025
Seiffert UnitAtascosa County, TX611 BBLs212 MCFApr 2025
Skeeter UnitAtascosa County, TX1,070 BBLs2,803 MCFApr 2025
Tiro UnitAtascosa County, TX326 BBLs243 MCFApr 2025
Worden UnitAtascosa County, TX755 BBLs1,025 MCFApr 2025

Companies in the Area

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

Company Name
Atascosa Exploration, LLC
Atlas Eagle Ford Oper Co, LLC
Bay Rock Operating Company
Brymer Contracting Incorporated
Christico Petroleum Company
Cinco Oil & Gas, LLC
EOG Resources, Inc.
Exxon Corporation
Finger Oil & Gas, Inc.
Guinn Operating Company, LLC
Henry Petroleum Corp.
Javelin Energy Partners Management, LLC
Mazco Energy LLC
Murphy Expl. & Prod. Co. - USA
Pearl, Bill H. Productions, Inc.
Pillar Efs, LLC
Seagull Operating Co., Inc.
Texas American Resources Company
Trailblazer Energy Resources, LLC
Virtex Operating Company, Inc.

Frac'ing activity on Heffernan

API #Well NameStart DateEnd DateVertical DepthTotal Water Volume
42-013-34681HEFFERNAN A UNIT # 1H
42-013-34688HEFFERNAN A UNIT # 2H
42-013-34725HEFFERNAN B UNIT # 4H
42-013-34727HEFFERNAN B UNIT # 3H

Owners of Heffernan

Royalty Ownership data is obtained from public records
YearOwnerProperty NameOperatorPercentageInterest TypeAppraisal ValueLegal Desciption
2024EOG RESOURCES INCHEFFERNAN B UNITEOG RESOURCES, INC.
2024EOG RESOURCES INCHEFFERNAN A UNITEOG RESOURCES, INC.
2024HEFFRNAN GLENN & CYNTHIA ANNHEFFERNAN A UNITEOG RESOURCES, INC.
2024MARSHALL LIVING TRUSTHEFFERNAN B UNITEOG RESOURCES, INC.
2024HEFFERNAN GLENNHEFFERNAN B UNITEOG RESOURCES, INC.
2024MEADE JAMES G & IRMA LHEFFERNAN B UNITEOG RESOURCES, INC.
2024FREEHOLD ROYALTIES (USA) INC, NULL, 1000, 517-10 AVE SWHEFFERNAN B UNITEOG RESOURCES, INC.
2024THIELE OTTO M JRHEFFERNAN B UNITEOG RESOURCES, INC.
Displaying 8 of 104 Owners   --   Full Ownership Data Available for Subscribers Only

Oil & Gas Sales on Heffernan

Lease #Lease NameReporting PeriodProductVolumeValueGross PricePurchaserProducer
Lease #Lease NameReporting PeriodProductOil VolumeOil ValueCalculated Oil PricePurchaserProducer
01-17001HEFFERNAN A UNITApr 2025EOG RESOURCES MARKETING LLCEOG RESOURCES, INC.
01-17113HEFFERNAN B UNITApr 2025EOG RESOURCES MARKETING LLCEOG RESOURCES, INC.
01-17113HEFFERNAN B UNITMar 2025EOG RESOURCES MARKETING LLCEOG RESOURCES, INC.
01-17001HEFFERNAN A UNITMar 2025EOG RESOURCES, INC.
01-17001HEFFERNAN A UNITMar 2025EOG RESOURCES, INC.
01-17001HEFFERNAN A UNITMar 2025EOG RESOURCES, INC.EOG RESOURCES, INC.
01-17001HEFFERNAN A UNITMar 2025EOG RESOURCES MARKETING LLCEOG RESOURCES, INC.
01-17113HEFFERNAN B UNITMar 2025EOG RESOURCES, INC.EOG RESOURCES, INC.
01-17113HEFFERNAN B UNITMar 2025EOG RESOURCES, INC.
01-17113HEFFERNAN B UNITMar 2025EOG RESOURCES, INC.
01-17113HEFFERNAN B UNITFeb 2025EOG RESOURCES, INC.
01-17001HEFFERNAN A UNITFeb 2025EOG RESOURCES, INC.
01-17001HEFFERNAN A UNITFeb 2025EOG RESOURCES, INC.
01-17001HEFFERNAN A UNITFeb 2025EOG RESOURCES MARKETING LLCEOG RESOURCES, INC.
01-17113HEFFERNAN B UNITFeb 2025EOG RESOURCES MARKETING LLCEOG RESOURCES, INC.
01-17113HEFFERNAN B UNITFeb 2025EOG RESOURCES, INC.EOG RESOURCES, INC.
01-17113HEFFERNAN B UNITFeb 2025EOG RESOURCES, INC.
01-17001HEFFERNAN A UNITFeb 2025EOG RESOURCES, INC.EOG RESOURCES, INC.
01-17001HEFFERNAN A UNITJan 2025EOG RESOURCES MARKETING LLCEOG RESOURCES, INC.
01-17001HEFFERNAN A UNITJan 2025EOG RESOURCES, INC.EOG RESOURCES, INC.
01-17001HEFFERNAN A UNITJan 2025EOG RESOURCES, INC.
01-17001HEFFERNAN A UNITJan 2025EOG RESOURCES, INC.
01-17113HEFFERNAN B UNITJan 2025EOG RESOURCES MARKETING LLCEOG RESOURCES, INC.
01-17113HEFFERNAN B UNITJan 2025EOG RESOURCES, INC.EOG RESOURCES, INC.
01-17113HEFFERNAN B UNITJan 2025EOG RESOURCES, INC.