R. May B-Guajillo Unit

Oil & Gas Property in Atascosa County, TX

  2. Texas
  3. Atascosa County, TX
  4. Oil & Gas Properties in Atascosa County, TX
  5. R. May B-Guajillo Unit Oil & Gas Property

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Property Summary

Key data points for R. May B-Guajillo Unit

CountyAtascosa County, TX
OperatorMARATHON OIL EF LLC
Production DatesJun 2014 - Jun 2025
Total Oil Production312,925 BBLs
Total Gas Production367,254 MCF
Recent Oil Production438 BBLs in May 2025
Recent Gas Production402 MCF in May 2025
Wells on Property1

Our Valuation Estimates for R. May B-Guajillo Unit

ShaleAssessment™

$35,688 *

MarketMultiple™

$83,183 **

* 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 2025

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, TX20 BBLs778 MCFJun 2025
Buck UnitLive Oak County, TX1,626 BBLs3,124 MCFJun 2025
Cheatham-New 01Live Oak County, TX462 BBLs222 MCFJun 2025
Georgia Buck 01Live Oak County, TX55 BBLs39 MCFJun 2025
GuajilloLive Oak County, TX41,732 BBLs85,968 MCFJun 2025
Guajillo UnitAtascosa County, TX37,877 BBLs57,869 MCFJun 2025
H T Chapman 0Live Oak County, TX8,919 BBLs28,473 MCFJun 2025
Heard BowerAtascosa County, TX3,564 BBLs5,316 MCFJun 2025
Heard Bower CentralAtascosa County, TX201 BBLs25 MCFJun 2025
Jack Meeks 01Live Oak County, TX600 BBLs385 MCFJun 2025
James Keith Esse 01Live Oak County, TX7,767 BBLs23,417 MCFJun 2025
Justin Tom 01Atascosa County, TX3,632 BBLs1,937 MCFJun 2025
KoerthLive Oak County, TX8,526 BBLs19,238 MCFJun 2025
May-ChapmanAtascosa County, TX2,603 BBLs4,119 MCFJun 2025
Pullin Unit ALive Oak County, TX73 BBLs207 MCFMay 2025
R. MayAtascosa County, TX14,649 BBLs17,782 MCFJun 2025
Retzloff UnitLive Oak County, TX11,885 BBLs27,984 MCFJun 2025
Schroeder-Chapman UnitAtascosa County, TX1,708 BBLs2,685 MCFJun 2025
Sharon Fordyce 01Live Oak County, TX34 BBLs290 MCFJun 2025
WhitsettLive Oak County, TX377 BBLs1,230 MCFJun 2025

Companies in the Area

These are the closest 15 companies operating near the R. May B-Guajillo Unit property.

Company Name
Aggietech Oil, LTD.
Burlington Resources Oil & Gas Company LP
Enserch Exploration Inc
Marathon Oil Ef LLC
Murphy Expl. & Prod. Co. - USA
Paloma Resources, LLC
Pioneer Natural Res. USA, Inc.
Sea Eagle Ford, LLC
Silverbow Resources Oper, LLC
Teal Operating, LLC
Tidal Petroleum, Inc.
Venus Oil Company
Verdun Oil & Gas LLC
Warwick-Artemis, LLC
XTO Energy Inc.

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
2025HARRISON DANIEL J IIIR MAY B GUAJILLO UNIT 1HMARATHON OIL EF LLC
2025EMORY PEAK MINERALS SUB IV LLCR 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
2025RP MAY LTDR MAY B GUAJILLO UNIT 1HMARATHON OIL EF LLC
2025MAY ROGER PHILIPR 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 UNITApr 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
01-17935R. MAY B-GUAJILLO UNITMar 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
01-17935R. MAY B-GUAJILLO UNITMar 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
01-17935R. MAY B-GUAJILLO UNITMar 2025ETC TEXAS PIPELINE, LTD.MARATHON OIL EF LLC
01-17935R. MAY B-GUAJILLO UNITFeb 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
01-17935R. MAY B-GUAJILLO UNITFeb 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
01-17935R. MAY B-GUAJILLO UNITFeb 2025ETC TEXAS PIPELINE, LTD.MARATHON OIL EF LLC
01-17935R. MAY B-GUAJILLO UNITJan 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
01-17935R. MAY B-GUAJILLO UNITJan 2025MARATHON OIL EF LLCMARATHON OIL EF LLC
01-17935R. MAY B-GUAJILLO UNITJan 2025ETC TEXAS PIPELINE, LTD.MARATHON OIL EF LLC
01-17935R. MAY B-GUAJILLO UNITDec 2024MARATHON OIL EF LLCMARATHON OIL EF LLC
01-17935R. MAY B-GUAJILLO UNITDec 2024MARATHON OIL EF LLCMARATHON OIL EF LLC
01-17935R. MAY B-GUAJILLO UNITDec 2024ETC TEXAS PIPELINE, LTD.MARATHON OIL EF LLC
01-17935R. MAY B-GUAJILLO UNITNov 2024MARATHON OIL EF LLCMARATHON OIL EF LLC
01-17935R. MAY B-GUAJILLO UNITNov 2024MARATHON OIL EF LLCMARATHON OIL EF LLC
01-17935R. MAY B-GUAJILLO UNITNov 2024ETC TEXAS PIPELINE, LTD.MARATHON OIL EF LLC
01-17935R. MAY B-GUAJILLO UNITOct 2024MARATHON OIL EF LLCMARATHON OIL EF LLC
01-17935R. MAY B-GUAJILLO UNITOct 2024MARATHON OIL EF LLCMARATHON OIL EF LLC
01-17935R. MAY B-GUAJILLO UNITOct 2024ETC TEXAS PIPELINE, LTD.MARATHON OIL EF LLC
01-17935R. MAY B-GUAJILLO UNITSep 2024MARATHON OIL EF LLCMARATHON OIL EF LLC
01-17935R. MAY B-GUAJILLO UNITSep 2024MARATHON OIL EF LLCMARATHON OIL EF LLC
01-17935R. MAY B-GUAJILLO UNITSep 2024ETC TEXAS PIPELINE, LTD.MARATHON OIL EF LLC
01-17935R. MAY B-GUAJILLO UNITAug 2024MARATHON OIL EF LLCMARATHON OIL EF LLC
01-17935R. MAY B-GUAJILLO UNITAug 2024MARATHON OIL EF LLCMARATHON OIL EF LLC
01-17935R. MAY B-GUAJILLO UNITAug 2024ETC TEXAS PIPELINE, LTD.MARATHON OIL EF LLC