R. May

Oil & Gas Property in Atascosa County, TX

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

Map of Wells Full Screen Map 3-D Map

Property Summary

Key data points for R. May

CountyAtascosa County, TX
OperatorMARATHON OIL EF LLC
Production DatesJun 2012 - Jan 2026
Total Oil Production8,115,362 BBLs
Total Gas Production9,973,773 MCF
Recent Oil Production18,689 BBLs in Dec 2025
Recent Gas Production18,209 MCF in Dec 2025
Wells on Property47

Our Valuation Estimates for R. May

ShaleAssessment™

$759,537 *

MarketMultiple™

$2,285,527 **

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

Based on a decimal interest

R. May Production Graph

Aggregated production of all wells and leases associated with this property
Subscribe for Full Access Subscribe now to gain immediate access
to oil and gas production for R. May
from Jun 2012 to Jan 2026

Wells on R. May

API #Well NameOperatorStatusCountyEst. Daily Oil Prod.Est. Daily Gas Prod.Est. Daily Water Prod.LatitudeLongitude
API #Well NameOperatorStatusCountyEst. Daily Oil Prod.Est. Daily Gas Prod.Est. Daily Water Prod.LatitudeLongitude
42-013-34485R. MAY A 1HMARATHON OIL EF LLCProducingAtascosa County, TX28.702493-98.227415
42-013-34491R. MAY A 2HMARATHON OIL EF LLCProducingAtascosa County, TX28.703096-98.232549
42-013-34521R. MAY A 3HMARATHON OIL EF LLCProducingAtascosa County, TX28.697829-98.238338
42-013-34525R. MAY A 4HMARATHON OIL EF LLCShut InAtascosa County, TX28.705283-98.223743
42-013-34529R. MAY A 5HMARATHON OIL EF LLCShut InAtascosa County, TX28.704042-98.225747
42-013-34543R. MAY B 1HMARATHON OIL EF LLCProducingAtascosa County, TX28.679077-98.247372
42-013-34544R. MAY B 2HMARATHON OIL EF LLCProducingAtascosa County, TX28.698304-98.241159
42-013-34545R. MAY B 3HMARATHON OIL EF LLCProducingAtascosa County, TX28.697279-98.240164
42-013-34554R. MAY B 4HMARATHON OIL EF LLCProducingAtascosa County, TX28.693871-98.245066
42-013-34555R. MAY B 5HMARATHON OIL EF LLCProducingAtascosa County, TX28.693920-98.244977
42-013-34683R. MAY B 6HMARATHON OIL EF LLCProducingAtascosa County, TX28.693939-98.243486
42-013-34684R. MAY B 7HMARATHON OIL EF LLCProducingAtascosa County, TX28.694032-98.243371
42-013-34685R. MAY B 9HMARATHON OIL EF LLCProducingAtascosa County, TX28.694092-98.243233
42-013-34686R. MAY B 10HMARATHON OIL EF LLCProducingAtascosa County, TX28.694154-98.243171
42-013-34687R. MAY B 11HMARATHON OIL EF LLCProducingAtascosa County, TX28.694193-98.243085
42-013-34689R. MAY B 8HMARATHON OIL EF LLCShut InAtascosa County, TX28.694074-98.243341
42-013-34853R. MAY B 24HMARATHON OIL EF LLCProducingAtascosa County, TX28.691230-98.255122
42-013-34854R. MAY B 25HMARATHON OIL EF LLCProducingAtascosa County, TX28.691178-98.255194
42-013-34855R. MAY B 23HMARATHON OIL EF LLCProducingAtascosa County, TX28.691283-98.255050
42-013-34860R. MAY B 16HMARATHON OIL EF LLCProducingAtascosa County, TX28.691707-98.255447
42-013-34861R. MAY B 17HMARATHON OIL EF LLCProducingAtascosa County, TX28.691654-98.255519
42-013-34862R. MAY B 18HMARATHON OIL EF LLCProducingAtascosa County, TX28.691602-98.255592
42-013-34874R. MAY A 6HMARATHON OIL EF LLCShut InAtascosa County, TX28.700156-98.237978
42-013-34875R. MAY A 7HMARATHON OIL EF LLCShut InAtascosa County, TX28.700214-98.237878
42-013-34876R. MAY A 8HMARATHON OIL EF LLCProducingAtascosa County, TX28.700267-98.237806
42-013-34909R. MAY B 12HMARATHON OIL EF LLCProducingAtascosa County, TX28.703207-98.260135
42-013-34910R. MAY B 13HMARATHON OIL EF LLCProducingAtascosa County, TX28.703144-98.260196
42-013-34911R. MAY B 14HMARATHON OIL EF LLCProducingAtascosa County, TX28.703104-98.260243
42-013-34912R. MAY B 15HMARATHON OIL EF LLCProducingAtascosa County, TX28.703009-98.260325
42-013-35145R. MAY B 33HMARATHON OIL EF LLCProducingAtascosa County, TX28.709109-98.252706
42-013-35146R. MAY B 32HMARATHON OIL EF LLCProducingAtascosa County, TX28.709056-98.252777
42-013-35157R. MAY B 19HMARATHON OIL EF LLCHorizontal Well Surface LocatioAtascosa County, TX28.682368-98.242251
42-013-35158R. MAY B 501HMARATHON OIL EF LLCHorizontal Well Surface LocatioAtascosa County, TX28.682420-98.242179
42-013-35159R. MAY B 20HMARATHON OIL EF LLCHorizontal Well Surface LocatioAtascosa County, TX28.682473-98.242107
42-013-35195R. MAY A 9HMARATHON OIL EF LLCProducingAtascosa County, TX28.702303-98.235139
42-013-35196R. MAY A 10HMARATHON OIL EF LLCProducingAtascosa County, TX28.702351-98.235063
42-013-35197R. MAY A 11HMARATHON OIL EF LLCProducingAtascosa County, TX28.702399-98.234987
42-013-35198R. MAY B 26HMARATHON OIL EF LLCProducingAtascosa County, TX28.684982-98.238405
42-013-35199R. MAY B 27HMARATHON OIL EF LLCProducingAtascosa County, TX28.685027-98.238326
42-013-35408R. MAY B 19HMARATHON OIL EF LLCProducingAtascosa County, TX28.682365-98.242251
42-013-35409R. MAY B 20HMARATHON OIL EF LLCProducingAtascosa County, TX28.682418-98.242178
42-013-35410R. MAY B 21HMARATHON OIL EF LLCProducingAtascosa County, TX28.682471-98.242106
42-013-35834R. MAY B 28HMARATHON OIL EF LLCHorizontal Well Surface LocatioAtascosa County, TX28.702468-98.259696
42-013-35835R. MAY B 29HMARATHON OIL EF LLCHorizontal Well Surface LocatioAtascosa County, TX28.702424-98.259637
42-013-35838R. MAY A 14HMARATHON OIL EF LLCProducingAtascosa County, TX28.701854-98.224881
42-013-35839R. MAY A 15HMARATHON OIL EF LLCProducingAtascosa County, TX28.701801-98.224828
42-013-36203R. MAY A 13HMARATHON OIL EF LLCProducingAtascosa County, TX28.713661-98.240560

Leases included in R. May

Lease #Lease NameOperatorCountyMonthly Oil Prod.Monthly Gas Prod.
01-16012R. MAY AMARATHON OIL EF LLCAtascosa County, TX
01-16361R. MAY BMARATHON OIL EF LLCAtascosa County, TX

Nearby Properties

These are the closest 20 properties to the R. May property.

Property NameLocationOil Prod.Gas Prod.Prod. Period
BLT UnitAtascosa County, TX299 BBLs74 MCFJan 2026
Bros UnitAtascosa County, TX1,895 BBLs9,738 MCFJan 2026
Cheatham-New 01Live Oak County, TX1,450 BBLs83 MCFJan 2026
Georgia Buck 01Live Oak County, TX598 BBLs276 MCFJan 2026
Jack Meeks 01Live Oak County, TX56,530 BBLs82,542 MCFJan 2026
John Jr UnitAtascosa County, TX330 BBLs276 MCFJan 2026
JTN UnitAtascosa County, TX664 BBLs27 MCFJan 2026
Justin Tom 01Atascosa County, TX19,077 BBLs9,618 MCFJan 2026
May GirlsAtascosa County, TX4,423 BBLs4,335 MCFJan 2026
May Girls-Chapman UnitAtascosa County, TX13 BBLs1 MCFDec 2025
May-ChapmanAtascosa County, TX1,535 BBLs580 MCFJan 2026
Nancy EdmundAtascosa County, TX3,760 BBLs5,035 MCFJan 2026
Net-BrosAtascosa County, TX1,336 BBLs3,655 MCFJan 2026
Pat UnitAtascosa County, TX730 BBLs667 MCFJan 2026
R May A-May Girls Chapman Sa2Atascosa County, TX17,815 BBLs30,352 MCFJan 2026
R May A-Schroeder Chapman Sa1Atascosa County, TX18,364 BBLs32,681 MCFJan 2026
R. May B-Guajillo UnitAtascosa County, TX579 BBLs293 MCFJan 2026
Schroeder-Chapman UnitAtascosa County, TX2,572 BBLs2,301 MCFJan 2026
Sharon Fordyce 01Live Oak County, TX0 BBLs0 MCFAug 2025
Tom-Smith Unit AAtascosa County, TX954 BBLs2,999 MCFJan 2026

Companies in the Area

These are the closest 20 companies operating near the R. May property.

Company Name
Aggietech Oil, LTD.
Burlington Resources Oil & Gas Company LP
Chevron USA Inc
Enserch Exploration Inc
EOG Resources Inc
Magnolia Oil & Gas Operating LLC
Marathon Oil Ef LLC
Miller, W. C. Operating Company
Murphy Expl. & Prod. Co. - USA
Newfield Exploration Company
Pioneer Natural Res. USA, Inc.
Rollert Co., Inc., The
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

API #Well NameStart DateEnd DateVertical DepthTotal Water Volume
API #Well NameStart DateEnd DateVertical DepthTotal Water Volume
42-013-34485R May A 1H
42-013-34491R May A Unit #2H
42-013-34521R. May A 3H
42-013-34525R. May A 4H
42-013-34529R May A 5H
42-013-34543R May B 1H
42-013-34544R May B 2H
42-013-34545R May B 3H
42-013-34554R May B 4H
42-013-34555R May B 5H
42-013-34683R May B 6H
42-013-34684R May B 7H
42-013-34685R May B 9H
42-013-34686R May B 10H
42-013-34687R May B 11H
42-013-34689R May B 8H
42-013-34854R May B 25H
42-013-34855R May B 23H
42-013-34860R. May B 16H
42-013-34861R. May B 17H
42-013-34862R. May B 18H
42-013-34874R May A 6H
42-013-34875R May A 7H
42-013-34876R May A 8H
42-013-34909R May B 12H
42-013-34910R May B 13H
42-013-34911R May B 14H
42-013-34912R May B 15H
42-013-35145R May B 33H
42-013-35146R May B 32H
42-013-35195R May A 9H
42-013-35196R May A 10H
42-013-35197R May A 11H
42-013-35198R May B 26H
42-013-35199R May B 27H
42-013-35408R May B 19H
42-013-35409R May B 20H
42-013-35410R May B 21H
42-013-35838R May A 14H
42-013-35839R May A 15H
42-013-36203R MAY A 13H

Owners of R. May

Royalty Ownership data is obtained from public records
YearOwnerProperty NameOperatorPercentageInterest TypeAppraisal ValueLegal Desciption
2025MARATHON OIL EF LLCR. MAY BMARATHON OIL EF LLC
2025R MAY OIL & GAS COMPANY LTDR. MAY BMARATHON OIL EF LLC
2025MARATHON OIL EF LLCR. MAY AMARATHON OIL EF LLC
2025R MAY OIL & GAS COMPANY LTDR. MAY AMARATHON OIL EF LLC
2025AMBER HARVEST LLCR. MAY BMARATHON OIL EF LLC
2025LAFREY PHYLLIS MAYR. MAY BMARATHON OIL EF LLC
2025AMBER HARVEST LLCR. MAY AMARATHON OIL EF LLC
2025RP MAY LTDR. MAY BMARATHON OIL EF LLC
Displaying 8 of 34 Owners   --   Full Ownership Data Available for Subscribers Only

Oil & Gas Sales on R. May

Lease #Lease NameReporting PeriodProductVolumeValueGross PricePurchaserProducer
Lease #Lease NameReporting PeriodProductOil VolumeOil ValueCalculated Oil PricePurchaserProducer
01-16012R. MAY ADec 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-16361R. MAY BDec 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-16012R. MAY ANov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-16012R. MAY ANov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-16012R. MAY ANov 2025ENERFIN AGUA DULCE LPCONOCOPHILLIPS COMPANY
01-16012R. MAY ANov 2025DCP OPERATING COMPANY, LPCONOCOPHILLIPS COMPANY
01-16012R. MAY ANov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-16361R. MAY BNov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-16361R. MAY BNov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-16361R. MAY BNov 2025ENERFIN AGUA DULCE LPCONOCOPHILLIPS COMPANY
01-16361R. MAY BNov 2025DCP OPERATING COMPANY, LPCONOCOPHILLIPS COMPANY
01-16361R. MAY BNov 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-16012R. MAY AOct 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-16012R. MAY AOct 2025ENERFIN AGUA DULCE LPCONOCOPHILLIPS COMPANY
01-16012R. MAY AOct 2025DCP OPERATING COMPANY, LPCONOCOPHILLIPS COMPANY
01-16012R. MAY AOct 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-16361R. MAY BOct 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-16361R. MAY BOct 2025ENERFIN AGUA DULCE LPCONOCOPHILLIPS COMPANY
01-16361R. MAY BOct 2025DCP OPERATING COMPANY, LPCONOCOPHILLIPS COMPANY
01-16361R. MAY BOct 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-16012R. MAY ASep 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-16012R. MAY ASep 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY
01-16012R. MAY ASep 2025ENERFIN AGUA DULCE LPCONOCOPHILLIPS COMPANY
01-16012R. MAY ASep 2025DCP OPERATING COMPANY, LPCONOCOPHILLIPS COMPANY
01-16012R. MAY ASep 2025CONOCOPHILLIPS COMPANYCONOCOPHILLIPS COMPANY