Retzloff-May

Oil & Gas Property in Atascosa County, TX

Property Summary

Key data points for Retzloff-May

CountyAtascosa County, TX
OperatorMARATHON OIL EF LLC
Production DatesOct 2011 - Dec 2025
Total Oil Production470,442 BBLs
Total Gas Production584,351 MCF
Recent Oil Production8,888 BBLs in Nov 2025
Recent Gas Production9,419 MCF in Nov 2025
Wells on Property2

Our Valuation Estimates for Retzloff-May

ShaleAssessment

Not Available

MarketMultiple

$999,898 **

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

Based on a decimal interest

Retzloff-May Production Graph

Aggregated production of all wells and leases associated with this property
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to oil and gas production for Retzloff-May
from Oct 2011 to Dec 2025

Wells on Retzloff-May

API #Well NameOperatorStatusCountyEst. Daily Oil Prod.Est. Daily Gas Prod.Est. Daily Water Prod.LatitudeLongitude
42-013-34416RETZLOFF-MAY UNIT 1HMARATHON OIL EF LLCProducingAtascosa County, TX28.747738-98.177646
42-013-36133RETZLOFF-MAY-TOM SA1 01HMARATHON OIL EF LLCProducingAtascosa County, TX28.734438-98.171166

Leases included in Retzloff-May

Lease #Lease NameOperatorCountyMonthly Oil Prod.Monthly Gas Prod.
01-15694RETZLOFF-MAY UNITMARATHON OIL EF LLCAtascosa County, TX
01-21496RETZLOFF-MAY-TOM SA1MARATHON OIL EF LLCAtascosa County, TX

Nearby Properties

These are the closest 20 properties to the Retzloff-May property.

Property NameLocationOil Prod.Gas Prod.Prod. Period
Esse-Retzloff-May-Tom Sa1Atascosa County, TX3,906 BBLs3,249 MCFDec 2025
Esse-Smith Ranch UnitAtascosa County, TX2,556 BBLs1,255 MCFDec 2025
Ethridge UnitAtascosa County, TX6,747 BBLs16,448 MCFDec 2025
Foushee-HenkeAtascosa County, TX68 BBLs11 MCFNov 2025
Foushee-Wright Keathley SaAtascosa County, TX6,577 BBLs10,980 MCFDec 2025
Giese UnitAtascosa County, TX2,509 BBLs1,421 MCFDec 2025
Giese-Henke UnitAtascosa County, TX0 BBLs0 MCFOct 2025
Henke UnitAtascosa County, TX2,510 BBLs8,828 MCFDec 2025
Henke-Wilhelm UnitAtascosa County, TX2,687 BBLs1,668 MCFDec 2025
MauchAtascosa County, TX1,122 BBLs2,736 MCFDec 2025
Mauch Tom KruegerAtascosa County, TX7,069 BBLs15,089 MCFDec 2025
Mauch-Tom UnitAtascosa County, TX651 BBLs59 MCFNov 2025
MCS FoundationAtascosa County, TX49,407 BBLs58,558 MCFDec 2025
Retzloff May-Mauch Krueger SaAtascosa County, TX1,892 BBLs3,713 MCFDec 2025
Retzloff-TomAtascosa County, TX1,719 BBLs1,193 MCFNov 2025
Stewart-GieseAtascosa County, TX21,912 BBLs40,935 MCFDec 2025
Tom Family UnitAtascosa County, TX4,947 BBLs5,896 MCFDec 2025
Tom Family-Retzloff SaAtascosa County, TX4,140 BBLs2,323 MCFDec 2025
W. Smith B-A-MCS PsaAtascosa County, TX775 BBLs287 MCFDec 2025
Wright-Henke UnitAtascosa County, TX0 BBLs0 MCFOct 2023

Frac'ing activity on Retzloff-May

API #Well NameStart DateEnd DateVertical DepthTotal Water Volume
42-013-36133RETZLOFF-MAY-TOM SA1 01H

Owners of Retzloff-May

Royalty Ownership data is obtained from public records
YearOwnerProperty NameOperatorPercentageInterest TypeAppraisal ValueLegal Desciption
2025MARATHON OIL EF LLCRETZLOFF-MAY-TOM SA1 1HMARATHON OIL EF LLC
2025JLT O&G LPRETZLOFF-MAY-TOM SA1 1HMARATHON OIL EF LLC
2025TEXAS OSAGE ROYALTY POOLRETZLOFF-MAY-TOM SA1 1HMARATHON OIL EF LLC
2025O A J FAMILY LIMITED PTNSHIPRETZLOFF-MAY-TOM SA1 1HMARATHON OIL EF LLC
2025MAY PHILLIPRETZLOFF-MAY-TOM SA1 1HMARATHON OIL EF LLC
2025RETZLOFF CARROLL & JANETRETZLOFF-MAY-TOM SA1 1HMARATHON OIL EF LLC
2025AMBER HARVEST LLCRETZLOFF-MAY-TOM SA1 1HMARATHON OIL EF LLC
2025FREEHOLD ROYALTIES (USA) INCRETZLOFF-MAY-TOM SA1 1HMARATHON OIL EF LLC
Displaying 8 of 133 Owners   --   Full Ownership Data Available for Subscribers Only

Oil & Gas Sales on Retzloff-May

Lease #Lease NameReporting PeriodProductVolumeValueGross PricePurchaserProducer
Lease #Lease NameReporting PeriodProductOil VolumeOil ValueCalculated Oil PricePurchaserProducer
01-21496RETZLOFF-MAY-TOM SA1Dec 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-15694RETZLOFF-MAY UNITNov 2025ENERFIN AGUA DULCE LPCONOCOPHILLIPS COMPANY
01-15694RETZLOFF-MAY UNITNov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-15694RETZLOFF-MAY UNITNov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-15694RETZLOFF-MAY UNITNov 2025DCP OPERATING COMPANY, LPCONOCOPHILLIPS COMPANY
01-21496RETZLOFF-MAY-TOM SA1Nov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-21496RETZLOFF-MAY-TOM SA1Nov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-21496RETZLOFF-MAY-TOM SA1Nov 2025ENERFIN AGUA DULCE LPCONOCOPHILLIPS COMPANY
01-21496RETZLOFF-MAY-TOM SA1Nov 2025DCP OPERATING COMPANY, LPCONOCOPHILLIPS COMPANY
01-21496RETZLOFF-MAY-TOM SA1Nov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-15694RETZLOFF-MAY UNITOct 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-21496RETZLOFF-MAY-TOM SA1Oct 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-21496RETZLOFF-MAY-TOM SA1Oct 2025DCP OPERATING COMPANY, LPCONOCOPHILLIPS COMPANY
01-21496RETZLOFF-MAY-TOM SA1Oct 2025ENERFIN AGUA DULCE LPCONOCOPHILLIPS COMPANY
01-21496RETZLOFF-MAY-TOM SA1Oct 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-21496RETZLOFF-MAY-TOM SA1Sep 2025DCP OPERATING COMPANY, LPCONOCOPHILLIPS COMPANY
01-21496RETZLOFF-MAY-TOM SA1Sep 2025TARGA MIDSTREAM SERVICES LLCCONOCOPHILLIPS COMPANY
01-15694RETZLOFF-MAY UNITSep 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-15694RETZLOFF-MAY UNITSep 2025DCP OPERATING COMPANY, LPCONOCOPHILLIPS COMPANY
01-15694RETZLOFF-MAY UNITSep 2025ENERFIN AGUA DULCE LPCONOCOPHILLIPS COMPANY
01-15694RETZLOFF-MAY UNITSep 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-15694RETZLOFF-MAY UNITSep 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-21496RETZLOFF-MAY-TOM SA1Sep 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-21496RETZLOFF-MAY-TOM SA1Sep 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-21496RETZLOFF-MAY-TOM SA1Sep 2025ENERFIN AGUA DULCE LPCONOCOPHILLIPS COMPANY