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 - May 2026
Total Oil Production317,847 BBLs
Total Gas Production373,870 MCF
Recent Oil Production581 BBLs in Apr 2026
Recent Gas Production303 MCF in Apr 2026
Wells on Property1

Our Valuation Estimates for R. May B-Guajillo Unit

ShaleAssessment

$30,938 *

MarketMultiple

$44,936 **

* 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 May 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, TX298 BBLs2,138 MCFMay 2026
Buck UnitLive Oak County, TX1,209 BBLs2,336 MCFMay 2026
Cheatham-New 01Live Oak County, TX0 BBLs0 MCFMay 2026
Georgia Buck 01Live Oak County, TX0 BBLs0 MCFFeb 2026
GuajilloLive Oak County, TX21,370 BBLs43,887 MCFMay 2026
H T Chapman 0Live Oak County, TX5,176 BBLs13,166 MCFMay 2026
Heard BowerAtascosa County, TX221 BBLs946 MCFMay 2026
Heard Bower CentralAtascosa County, TX2 BBLs0 MCFApr 2026
Jack Meeks 01Live Oak County, TX22,348 BBLs58,229 MCFMay 2026
James Keith Esse 01Live Oak County, TX4,911 BBLs10,598 MCFMay 2026
Justin Tom 01Atascosa County, TX13,341 BBLs9,592 MCFMay 2026
KoerthLive Oak County, TX6,802 BBLs20,257 MCFMay 2026
May-ChapmanAtascosa County, TX3,202 BBLs5,703 MCFMay 2026
MeeksLive Oak County, TX365 BBLs0 MCFMay 2026
Meeks FordyceLive Oak County, TX49,305 BBLs108,433 MCFMay 2026
R. MayAtascosa County, TX12,689 BBLs14,244 MCFMay 2026
Retzloff UnitLive Oak County, TX4,065 BBLs5,785 MCFMay 2026
Schroeder-Chapman UnitAtascosa County, TX1,413 BBLs1,415 MCFMay 2026
Sharon Fordyce 01Live Oak County, TX0 BBLs0 MCFMar 2026
WhitsettLive Oak County, TX627 BBLs1,468 MCFMay 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
2025MARATHON OIL EF LLCR MAY B GUAJILLO UNIT 1HMARATHON OIL EF LLC
2025R MAY OIL & GAS COMPANY LTDR MAY B GUAJILLO UNIT 1HMARATHON OIL EF LLC
2025EMORY PEAK MINERALS SUB IV LLCR MAY B GUAJILLO UNIT 1HMARATHON OIL EF LLC
2025HARRISON DANIEL J IIIR MAY B GUAJILLO UNIT 1HMARATHON OIL EF LLC
2025AMBER HARVEST LLCR MAY B GUAJILLO UNIT 1HMARATHON OIL EF LLC
2025LAFREY PHYLLIS MAYR MAY B GUAJILLO UNIT 1HMARATHON OIL EF LLC
2025MAY ROGER PHILIPR MAY B GUAJILLO UNIT 1HMARATHON OIL EF LLC
2025RP 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 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
01-17935R. MAY B-GUAJILLO UNITAug 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-17935R. MAY B-GUAJILLO UNITAug 2025ETC TEXAS PIPELINE, LTD.CONOCOPHILLIPS COMPANY
01-17935R. MAY B-GUAJILLO UNITJul 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-17935R. MAY B-GUAJILLO UNITJul 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-17935R. MAY B-GUAJILLO UNITJul 2025ETC TEXAS PIPELINE, LTD.CONOCOPHILLIPS COMPANY
01-17935R. MAY B-GUAJILLO UNITJun 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
01-17935R. MAY B-GUAJILLO UNITJun 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
01-17935R. MAY B-GUAJILLO UNITJun 2025ETC TEXAS PIPELINE, LTD.MARATHON OIL EF LLC
01-17935R. MAY B-GUAJILLO UNITMay 2025MARATHON OIL EF LLCMARATHON OIL EF LLC