OPERATORS · 525398

Marathon Oil EF LLC

Leases where this operator filed the monthly production report. Oil is reported by lease, not by well, so these are the units its production is counted in.

2,095 LEASES · PAGE 1 OF 42

LeaseFieldCountyWellsOil, bblGas, mcfReported
Middle McCowen O-1-15638Eagleville (Eagle Ford-1)Atascosa12530.4M24.8MAug 2011 – Jul 2026
Barnhart (EF) O-1-15397Eagleville (Eagle Ford-1)Gonzales6015M18.4MNov 2010 – Jul 2026
Guajillo East O-1-17741Eagleville (Eagle Ford-1)Atascosa6110.9M14.6MMar 2014 – Jul 2026
R. May B O-1-16361Eagleville (Eagle Ford-1)Atascosa285.76M7.27MSep 2012 – Jul 2026
Boris Unit O-2-10478Eagleville (Eagle Ford-2)Karnes164.03M5.49MJan 2013 – Jul 2026
Challenger Unit C O-2-10446Eagleville (Eagle Ford-2)Karnes103.86M5.62MFeb 2013 – Jul 2026
Wingnut Unit 'A' O-2-10372Eagleville (Eagle Ford-2)Karnes83.19M4.77MJan 2013 – Jul 2026
Wingnut Unit 'B' O-2-10366Eagleville (Eagle Ford-2)Karnes103.13M4.97MDec 2012 – Jul 2026
Mohr-Hons Unit O-2-10091Eagleville (Eagle Ford-2)Karnes83.1M3.7MMay 2012 – Jul 2026
Jauer-Sonka Unit O-2-10590Eagleville (Eagle Ford-2)Karnes93.01M3.49MMay 2013 – Jul 2026
Challenger Unit A O-2-10519Eagleville (Eagle Ford-2)Karnes112.93M4.38MFeb 2012 – Jul 2026
Ridley 01 O-2-11355Sugarkane (Eagle Ford)Karnes112.87M6.55MFeb 2012 – Jul 2026
Karnes City SW Unit O-2-10724Eagleville (Eagle Ford-2)Karnes92.69M5.23MDec 2013 – Jul 2026
Karnes City SE Unit O-2-10852Eagleville (Eagle Ford-2)Karnes62.65M5.38MApr 2014 – Jul 2026
Challenger Unit B O-2-10434Eagleville (Eagle Ford-2)Karnes92.6M3.11MFeb 2013 – Jul 2026
Karnes City NE Unit O-2-10810Eagleville (Eagle Ford-2)Karnes62.6M4.49MApr 2014 – Jul 2026
May Unit 1 O-2-10912Sugarkane (Eagle Ford)Karnes82.56M9.51MAug 2014 – Jul 2026
Julie Beck O-2-9944Eagleville (Eagle Ford-2)Karnes162.55M14.9MDec 2010 – Jul 2026
Three Sisters 01 O-2-11430Sugarkane (Eagle Ford)Live Oak122.4M9.82MSep 2017 – Jul 2026
R. May A O-1-16012Eagleville (Eagle Ford-1)Atascosa142.4M2.74MJun 2012 – Jul 2026
Carter-Holm Unit O-2-10089Eagleville (Eagle Ford-2)Karnes92.33M3.86MMay 2012 – Jul 2026
Carter Unit O-2-9683Eagleville (Eagle Ford-2)Karnes72.31M3.71MJun 2011 – Jul 2026
Burrow O-2-10274Eagleville (Eagle Ford-2)Gonzales82.21M3.92MOct 2012 – Jul 2026
Gideon Cazadores Henke Unit O-2-10412Eagleville (Eagle Ford-2)Karnes82.21M2.59MFeb 2013 – Jul 2026
Labus Pittman Unit O-2-11138Eagleville (Eagle Ford-2)Karnes82.15M3.27MJan 2016 – Jul 2026
Karnes City NW Unit O-2-11069Eagleville (Eagle Ford-2)Karnes62.11M3.48MFeb 2015 – Jul 2026
May-Chapman O-1-16009Eagleville (Eagle Ford-1)Atascosa92.11M3.24MJun 2012 – Jul 2026
San Christoval Ranch Unit A O-2-10836Sugarkane (Eagle Ford)Live Oak112.06M7.37MApr 2014 – Jul 2026
Coy City Ranch Unit B O-2-10375Eagleville (Eagle Ford-2)Karnes82.05M3.89MDec 2012 – Jul 2026
Guajillo West O-1-19097Eagleville (Eagle Ford-1)Atascosa92.03M4.29MJul 2017 – Jul 2026
Medina-Hoffman Unit O-2-10039Eagleville (Eagle Ford-2)Karnes62.03M2.92MApr 2012 – Jul 2026
Coy City Ranch a Unit O-2-9806Eagleville (Eagle Ford-2)Karnes102.02M3.2MMar 2011 – Jul 2026
Rippstein-Gotthardt Unit O-2-9923Eagleville (Eagle Ford-2)Karnes102.01M2.94MFeb 2012 – Jul 2026
Egbert Unit O-2-9964Eagleville (Eagle Ford-2)Karnes71.98M3.29MMar 2012 – Jul 2026
Drake-Borchers Unit O-1-17245Eagleville (Eagle Ford-1)Gonzales101.98M3.33MAug 2013 – Jul 2026
Salge-Busselman Unit O-2-9884Eagleville (Eagle Ford-2)Karnes71.96M2.84MNov 2011 – Jul 2026
Oxford Unit O-2-9825Eagleville (Eagle Ford-2)Karnes61.88M2.56MOct 2011 – Jul 2026
74 Ranch Unit S3 O-1-20608Eagleville (Eagle Ford-1)Atascosa61.81M1.53MApr 2022 – Jul 2026
Davidson Oxford Unit O-2-11123Eagleville (Eagle Ford-2)Karnes71.81M2.23MApr 2015 – Jul 2026
Rippstein-Mikkelson Unit O-2-9815Eagleville (Eagle Ford-2)Karnes61.79M2.63MSep 2011 – Jul 2026
Turnbull Unit D O-2-10654Eagleville (Eagle Ford-2)Karnes111.76M5.46MNov 2011 – Jul 2026
Medina-Jonas Unit A O-2-9889Eagleville (Eagle Ford-2)Karnes71.76M2.57MNov 2011 – Jul 2026
Zaeske-Eckols Unit O-2-10075Eagleville (Eagle Ford-2)Karnes101.76M3.99MApr 2012 – Jul 2026
Salge-Kinkler Unit O-2-9913Eagleville (Eagle Ford-2)Karnes91.76M2.82MJan 2012 – Jul 2026
Barnhart (EF) K O-1-17273Eagleville (Eagle Ford-1)Gonzales101.75M3.23MNov 2013 – Jul 2026
Franke-May Unit A O-2-10788Eagleville (Eagle Ford-2)Karnes61.73M2.11MApr 2014 – Jul 2026
Hartman Unit O-2-9979Eagleville (Eagle Ford-2)Karnes51.71M1.82MMar 2012 – Jul 2026
Rippstein-Rafter Unit O-2-9917Eagleville (Eagle Ford-2)Karnes61.69M2.07MFeb 2012 – Jul 2026
Brysch Jonas Unit O-2-9818Eagleville (Eagle Ford-2)Karnes91.69M3.33MAug 2011 – Jul 2026
McCoy-Rafters Unit O-2-10609Eagleville (Eagle Ford-2)Live Oak61.68M5.33MAug 2013 – Jul 2026