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 - Jan 2026
Total Oil Production479,120 BBLs
Total Gas Production598,613 MCF
Recent Oil Production8,856 BBLs in Dec 2025
Recent Gas Production10,604 MCF in Dec 2025
Wells on Property2

Our Valuation Estimates for Retzloff-May

ShaleAssessment

Not Available

MarketMultiple

$910,089 **

* 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 Jan 2026

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, TX2,376 BBLs1,974 MCFJan 2026
Esse-Smith Ranch UnitAtascosa County, TX1,118 BBLs676 MCFDec 2025
Ethridge UnitAtascosa County, TX5,211 BBLs12,698 MCFJan 2026
Foushee-HenkeAtascosa County, TX0 BBLs0 MCFJan 2026
Foushee-Wright Keathley SaAtascosa County, TX5,264 BBLs12,397 MCFJan 2026
Giese UnitAtascosa County, TX2,946 BBLs1,659 MCFJan 2026
Giese-Henke UnitAtascosa County, TX0 BBLs0 MCFOct 2025
Henke UnitAtascosa County, TX3,265 BBLs2,994 MCFJan 2026
Henke-Wilhelm UnitAtascosa County, TX2,870 BBLs1,848 MCFJan 2026
MauchAtascosa County, TX1,411 BBLs3,030 MCFJan 2026
Mauch Tom KruegerAtascosa County, TX6,360 BBLs13,936 MCFJan 2026
MCS FoundationAtascosa County, TX43,976 BBLs50,496 MCFJan 2026
Retzloff May-Mauch Krueger SaAtascosa County, TX1,891 BBLs4,119 MCFJan 2026
Retzloff-TomAtascosa County, TX0 BBLs0 MCFJan 2026
Stewart-GieseAtascosa County, TX17,066 BBLs24,474 MCFJan 2026
Tom Family UnitAtascosa County, TX3,697 BBLs4,612 MCFJan 2026
Tom Family-Retzloff SaAtascosa County, TX3,967 BBLs2,238 MCFJan 2026
W. Smith B-A-MCS PsaAtascosa County, TX680 BBLs2,222 MCFDec 2025
Wilhelm-Smith UnitAtascosa County, TX1,714 BBLs636 MCFJan 2026
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