R. May B-Guajillo Unit

Oil & Gas Property in Atascosa County, TX

Map of Wells Full Screen Map

Property Summary

Key data points for R. May B-Guajillo Unit

CountyAtascosa County, TX
OperatorMARATHON OIL EF LLC
Production DatesJun 2014 - Jun 2026
Total Oil Production317,861 BBLs
Total Gas Production373,873 MCF
Recent Oil Production321 BBLs in May 2026
Recent Gas Production151 MCF in May 2026
Wells on Property1

Our Valuation Estimates for R. May B-Guajillo Unit

ShaleAssessment™

$30,548 *

MarketMultiple™

$29,340 **

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

Based on a decimal interest

R. May B-Guajillo Unit Production Graph

Aggregated production of all wells and leases associated with this property
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to oil and gas production for R. May B-Guajillo Unit
from Jun 2014 to Jun 2026

Wells on R. May B-Guajillo Unit

API #Well NameOperatorStatusCountyEst. Daily Oil Prod.Est. Daily Gas Prod.Est. Daily Water Prod.LatitudeLongitude
42-013-34919R. MAY B-GUAJILLO UNIT 1HMARATHON OIL EF LLCProducingAtascosa County, TX28.677707-98.249284

Leases included in R. May B-Guajillo Unit

Lease #Lease NameOperatorCountyMonthly Oil Prod.Monthly Gas Prod.
01-17935R. MAY B-GUAJILLO UNITMARATHON OIL EF LLCAtascosa County, TX

Nearby Properties

These are the closest 20 properties to the R. May B-Guajillo Unit property.

Property NameLocationOil Prod.Gas Prod.Prod. Period
Bensmiller Unit ALive Oak County, TX104 BBLs1,899 MCFJun 2026
Buck UnitLive Oak County, TX1,660 BBLs3,343 MCFJun 2026
Cheatham-New 01Live Oak County, TX3 BBLs0 MCFJun 2026
Georgia Buck 01Live Oak County, TX0 BBLs0 MCFFeb 2026
GuajilloLive Oak County, TX17,991 BBLs32,330 MCFJun 2026
H T Chapman 0Live Oak County, TX4,676 BBLs11,236 MCFJun 2026
Heard BowerAtascosa County, TX518 BBLs136 MCFJun 2026
Heard Bower CentralAtascosa County, TX0 BBLs0 MCFApr 2026
Jack Meeks 01Live Oak County, TX19,263 BBLs50,191 MCFJun 2026
James Keith Esse 01Live Oak County, TX3,994 BBLs12,965 MCFJun 2026
Justin Tom 01Atascosa County, TX14,256 BBLs10,465 MCFJun 2026
KoerthLive Oak County, TX4,017 BBLs16,071 MCFJun 2026
May-ChapmanAtascosa County, TX3,844 BBLs4,513 MCFJun 2026
MeeksLive Oak County, TX350 BBLs0 MCFMay 2026
Meeks FordyceLive Oak County, TX40,660 BBLs101,086 MCFJun 2026
R. MayAtascosa County, TX13,887 BBLs15,738 MCFJun 2026
Retzloff UnitLive Oak County, TX7,039 BBLs10,113 MCFJun 2026
Schroeder-Chapman UnitAtascosa County, TX2,727 BBLs2,709 MCFJun 2026
Sharon Fordyce 01Live Oak County, TX0 BBLs0 MCFMar 2026
WhitsettLive Oak County, TX522 BBLs1,960 MCFJun 2026

Frac'ing activity on R. May B-Guajillo Unit

API #Well NameStart DateEnd DateVertical DepthTotal Water Volume
42-013-34919R May B Guajillo 1H

Owners of R. May B-Guajillo Unit

Royalty Ownership data is obtained from public records
YearOwnerProperty NameOperatorPercentageInterest TypeAppraisal ValueLegal Desciption
2026MARATHON OIL EF LLCR MAY B GUAJILLO UNIT 1HMARATHON OIL EF LLC
2026R MAY OIL & GAS COMPANY LTDR MAY B GUAJILLO UNIT 1HMARATHON OIL EF LLC
2026EMORY PEAK MINERALS SUB IV LLCR MAY B GUAJILLO UNIT 1HMARATHON OIL EF LLC
2026DJH III 2020 MANAGEMENT TRUSTR MAY B GUAJILLO UNIT 1HMARATHON OIL EF LLC
2026AMBER HARVEST LLCR MAY B GUAJILLO UNIT 1HMARATHON OIL EF LLC
2026LAFREY PHYLLIS MAYR MAY B GUAJILLO UNIT 1HMARATHON OIL EF LLC
2026MAY ROGER PHILIPR MAY B GUAJILLO UNIT 1HMARATHON OIL EF LLC
2026RP MAY LTDR MAY B GUAJILLO UNIT 1HMARATHON OIL EF LLC
Displaying 8 of 16 Owners   --   Full Ownership Data Available for Subscribers Only

Oil & Gas Sales on R. May B-Guajillo Unit

Lease #Lease NameReporting PeriodProductVolumeValueGross PricePurchaserProducer
Lease #Lease NameReporting PeriodProductOil VolumeOil ValueCalculated Oil PricePurchaserProducer
01-17935R. MAY B-GUAJILLO UNITJun 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-17935R. MAY B-GUAJILLO UNITJun 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-17935R. MAY B-GUAJILLO UNITJun 2026ETC TEXAS PIPELINE, LTD.CONOCOPHILLIPS COMPANY
01-17935R. MAY B-GUAJILLO UNITMay 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-17935R. MAY B-GUAJILLO UNITMay 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-17935R. MAY B-GUAJILLO UNITMay 2026ETC TEXAS PIPELINE, LTD.CONOCOPHILLIPS COMPANY
01-17935R. MAY B-GUAJILLO UNITApr 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-17935R. MAY B-GUAJILLO UNITApr 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-17935R. MAY B-GUAJILLO UNITApr 2026ETC TEXAS PIPELINE, LTD.CONOCOPHILLIPS COMPANY
01-17935R. MAY B-GUAJILLO UNITFeb 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-17935R. MAY B-GUAJILLO UNITJan 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-17935R. MAY B-GUAJILLO UNITJan 2026CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-17935R. MAY B-GUAJILLO UNITJan 2026ETC TEXAS PIPELINE, LTD.CONOCOPHILLIPS COMPANY
01-17935R. MAY B-GUAJILLO UNITDec 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-17935R. MAY B-GUAJILLO UNITDec 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-17935R. MAY B-GUAJILLO UNITDec 2025ETC TEXAS PIPELINE, LTD.CONOCOPHILLIPS COMPANY
01-17935R. MAY B-GUAJILLO UNITNov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-17935R. MAY B-GUAJILLO UNITNov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-17935R. MAY B-GUAJILLO UNITNov 2025ETC TEXAS PIPELINE, LTD.CONOCOPHILLIPS COMPANY
01-17935R. MAY B-GUAJILLO UNITOct 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-17935R. MAY B-GUAJILLO UNITOct 2025ETC TEXAS PIPELINE, LTD.CONOCOPHILLIPS COMPANY
01-17935R. MAY B-GUAJILLO UNITSep 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-17935R. MAY B-GUAJILLO UNITSep 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-17935R. MAY B-GUAJILLO UNITSep 2025ETC TEXAS PIPELINE, LTD.CONOCOPHILLIPS COMPANY
01-17935R. MAY B-GUAJILLO UNITAug 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY