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ESFELD

Lease 1001111235 · Barton County, Kansas · NW Sec 28 T16S R11W · DOR 103521

Oil1939–20263 wells
Operator
Patterson Energy LLC
Cumulative (state figure)
2,349,947.59 bbl
First production
1939
Last production
2026
Location (PLSS)
NW Sec 28 T16S R11W

Monthly oil production

537 months filed with the Kansas Geological Survey, Jan 1980 to Apr 2026. Volumes are bbl at lease level — a lease can cover many wells, so this is not a well's output.

Total over the months shown
174,757.60 bbl
Months filed
537
Most wells in a month
5

This lease was producing before 1980, and the series begins in January 1980. The total above covers the months shown, not the life of the lease; the state's own cumulative is 2,349,947.59 bbl.

MonthOil (bbl)Wells
Apr 2026157.752
Mar 2026319.482
Feb 2026319.542
Jan 2026164.392
Dec 2025329.302
Nov 2025324.042
Oct 2025318.572
Sep 2025161.442
Aug 2025322.142
Jul 2025321.402
Jun 2025321.562
May 2025162.732
Apr 2025323.592
Mar 2025323.332
Feb 2025166.072
Jan 2025330.972
Dec 2024329.112
Nov 2024327.312
Oct 2024316.372
Sep 2024161.262
Aug 2024312.252
Jul 2024321.422
Jun 2024322.642
May 2024324.322
Apr 2024369.452
Mar 2024492.572
Feb 2024164.222
Jan 2024324.642
Dec 2023328.312
Nov 2023166.362
Oct 2023329.802
Sep 2023325.472
Aug 2023323.312
Jul 2023480.992
Jun 2023324.812
May 2023325.152
Apr 2023489.532
Mar 2023181.562
Feb 2023164.272
Jan 2023336.852
Dec 2022164.562
Nov 2022165.062
Oct 2022163.982
Sep 2022159.992
Aug 2022160.942
Jul 2022324.632
Jun 2022162.072
May 2022162.022
Apr 2022163.812
Mar 2022165.312
Feb 2022167.282
Jan 2022327.172
Dec 2021165.922
Nov 2021162.512
Oct 2021163.332
Sep 2021325.092
Aug 2021161.332
Jul 2021161.932
Jun 2021161.322
May 2021161.392
Apr 2021164.462
Mar 2021165.152
Feb 2021333.352
Jan 2021165.612
Dec 2020162.182
Nov 2020163.252
Oct 2020162.022
Sep 2020324.232
Aug 2020160.742
Jul 2020320.262
Jun 2020315.182
May 2020159.052
Mar 2020163.432
Feb 2020320.812
Jan 2020163.382
Dec 2019161.122
Nov 2019321.172
Oct 2019163.152
Sep 2019159.102
Aug 2019159.392
Jul 2019315.832
Jun 2019158.802
May 2019158.602
Apr 2019318.932
Mar 2019160.342
Feb 2019163.852
Jan 2019164.182
Dec 2018319.552
Nov 2018161.022
Oct 2018161.902
Sep 2018159.492
Aug 2018318.132
Jul 2018158.782
Jun 2018316.942
May 2018158.122
Apr 2018163.212
Mar 2018319.142
Feb 2018158.482
Jan 2018323.562
Dec 2017165.782
Nov 2017161.512
Oct 2017324.342
Sep 2017159.102
Aug 2017160.742
Jul 2017318.402
Jun 2017159.832
May 2017321.582
Apr 2017160.542
Mar 2017160.812
Feb 2017162.782
Jan 2017163.332
Nov 2016321.022
Oct 2016160.722
Sep 2016161.062
Aug 2016160.422
Jul 2016317.902
Jun 2016159.512
May 2016158.472
Apr 2016160.202
Mar 2016162.312
Feb 2016163.752
Jan 2016327.602
Dec 2015162.052
Nov 2015161.332
Oct 2015159.522
Sep 2015161.322
Aug 2015317.712
Jul 2015159.482
Jun 2015160.812
May 2015160.082
Apr 2015321.952
Mar 2015163.332
Feb 2015163.632
Jan 2015161.512
Dec 2014163.622
Nov 2014321.372
Sep 2014160.052
Aug 2014160.502
Jul 2014159.822
Jun 2014159.532
May 2014160.262
Apr 2014161.292
Mar 2014332.262
Feb 2014162.382
Jan 2014161.932
Dec 2013162.992
Nov 2013161.602
Oct 2013164.332
Sep 2013320.522
Aug 2013161.262
Jun 2013159.352
May 2013318.062
Apr 2013314.982
Mar 2013162.242
Feb 2013161.762
Jan 2013164.162
Dec 2012163.042
Nov 2012162.642
Oct 2012163.442
Sep 2012163.242
Aug 2012322.602
Jul 2012158.342
Jun 2012159.112
May 2012323.422
Apr 2012161.162
Mar 2012325.362
Feb 2012163.642
Jan 2012310.952
Dec 2011163.362
Nov 2011163.022
Oct 2011162.302
Sep 2011324.522
Aug 2011160.322
Jul 2011318.252
Jun 2011320.772
May 2011163.042
Apr 2011161.712
Mar 2011163.522
Feb 2011326.302
Jan 2011163.602
Dec 2010164.702
Nov 2010162.862
Oct 2010162.132
Sep 2010160.112
Aug 2010322.212
Jul 2010159.612
Jun 2010160.942
May 2010322.192
Apr 2010162.742
Mar 2010327.602
Feb 2010165.392
Jan 2010164.292
Dec 2009164.142
Nov 2009165.202
Oct 2009325.932
Sep 2009162.192
Aug 2009321.002
Jul 2009319.842
Jun 2009161.142
May 2009323.202
Apr 2009162.912
Feb 2009164.872
Jan 2009163.612
Dec 2008330.092
Oct 2008163.372
Sep 2008162.052
Aug 2008160.712
Jun 2008316.192
Apr 2008159.182
Mar 2008377.752
Feb 200810.992
Jan 2008180.302
Dec 2007146.952
Nov 2007165.792
Oct 2007159.772
Sep 2007166.172
Aug 2007159.942
Jul 2007324.462
Jun 2007163.732
May 2007336.982
Apr 2007157.352
Mar 2007173.602
Feb 2007162.182
Jan 2007330.112
Dec 2006166.342
Nov 2006171.422
Oct 2006169.822
Sep 2006163.722
Aug 2006319.162
Jul 2006331.472
Jun 2006164.762
May 2006336.792
Apr 2006335.772
Mar 2006172.272
Feb 2006159.512
Jan 2006513.632
Dec 2005167.512
Nov 2005360.922
Oct 2005335.102
Sep 2005180.032
Aug 2005344.852
Jul 2005174.352
Jun 2005340.362
May 2005327.822
Apr 2005334.972
Mar 2005344.672
Jan 2005355.812
Dec 2004173.362
Nov 2004167.642
Oct 2004302.762
Sep 2004497.452
Aug 2004161.102
Jul 2004476.062
Jun 2004183.772
May 2004337.022
Apr 2004168.612
Mar 2004561.992
Jan 2004704.222
Nov 2003364.342
Oct 2003368.672
Sep 2003363.772
Aug 2003177.772
Jul 2003339.782
Jun 2003352.532
May 2003347.362
Apr 2003350.492
Mar 2003346.062
Feb 2003180.352
Jan 2003715.052
Nov 2002173.832
Oct 2002352.332
Sep 2002357.812
Aug 2002331.862
Jul 2002338.882
Jun 2002348.572
May 2002362.152
Apr 2002349.252
Mar 2002321.272
Feb 2002340.052
Jan 2002346.302
Dec 2001340.182
Nov 2001330.472
Oct 2001346.322
Sep 2001173.942
Aug 2001328.462
Jul 2001173.552
May 2001330.412
Apr 2001171.442
Mar 2001494.502
Feb 2001174.822
Jan 2001174.702
Dec 2000176.732
Nov 2000367.732
Oct 2000174.782
Sep 2000521.712
Aug 2000173.792
Jul 2000174.132
Jun 2000348.202
May 2000349.782
Apr 2000525.282
Mar 2000174.632
Feb 2000367.842
Jan 2000542.332
Dec 1999354.812
Nov 1999189.362
Oct 1999180.772
Sep 1999361.942
Aug 1999359.242
Jul 1999535.702
Jun 1999174.992
May 1999372.302
Apr 1999175.572
Mar 1999345.692
Feb 1999339.972
Jan 1999511.372
Dec 1998180.592
Nov 1998165.952
Oct 1998520.152
Sep 1998174.272
Aug 1998349.582
Jul 1998174.242
Jun 1998335.572
May 1998525.262
Apr 1998520.232
Feb 1998352.762
Jan 1998669.142
Nov 1997176.992
Oct 1997358.142
Sep 1997474.742
Aug 1997364.062
Jul 1997370.832
Jun 1997336.412
May 1997336.172
Apr 1997397.982
Mar 1997535.872
Feb 1997376.592
Jan 1997370.322
Dec 1996539.032
Nov 1996373.182
Aug 1996336.102
Jul 1996324.092
Jun 1996367.022
May 1996529.412
Apr 1996378.152
Mar 1996353.232
Feb 1996525.292
Jan 1996360.742
Dec 1995595.005
Nov 1995431.005
Oct 1995438.005
Sep 1995433.005
Aug 1995423.005
Jul 1995214.005
Jun 1995191.005
May 1995423.005
Mar 1995211.005
Feb 1995217.005
Jan 1995199.005
Dec 1994221.005
Nov 1994398.005
Oct 1994215.005
Sep 1994206.005
Aug 1994215.005
Jul 1994214.005
Jun 1994433.005
May 1994216.005
Apr 1994440.005
Mar 1994223.005
Feb 1994421.005
Jan 1994221.005
Dec 1993419.005
Nov 1993427.005
Oct 1993436.005
Sep 1993429.005
Aug 1993218.005
Jul 1993426.005
Jun 1993216.005
May 1993427.005
Apr 1993427.005
Mar 1993217.005
Feb 1993443.005
Dec 1992219.005
Nov 1992431.005
Oct 1992213.005
Sep 1992211.005
Aug 1992415.005
Jul 1992211.005
Jun 1992214.005
May 1992214.005
Apr 1992218.005
Mar 1992217.005
Feb 1992204.005
Jan 1992218.005
Dec 1991426.005
Nov 1991209.005
Oct 1991435.005
Sep 1991215.005
Aug 1991418.005
Jul 1991220.005
Jun 1991212.005
May 1991413.005
Apr 1991443.005
Mar 1991221.005
Feb 1991218.005
Jan 1991402.005
Dec 1990218.005
Nov 1990199.005
Oct 1990222.005
Sep 1990214.005
Aug 1990213.005
Jul 1990420.005
Jun 1990423.005
May 1990434.005
Apr 1990428.005
Mar 1990207.005
Feb 1990211.005
Jan 1990215.005
Dec 1989366.005
Nov 1989217.005
Oct 1989209.005
Sep 1989418.005
Aug 1989203.005
Jul 1989207.005
Jun 1989412.005
May 1989214.005
Apr 1989428.005
Mar 1989215.005
Feb 1989210.005
Jan 1989438.005
Dec 1988220.005
Nov 1988435.005
Oct 1988438.005
Sep 1988432.005
Aug 1988428.005
Jul 1988424.005
Jun 1988407.005
May 1988406.005
Apr 1988442.005
Mar 1988218.005
Feb 1988442.005
Jan 1988444.005
Dec 1987660.005
Nov 1987438.005
Oct 1987433.005
Sep 1987432.005
Aug 1987637.005
Jul 1987427.005
Jun 1987427.005
May 1987420.005
Apr 1987430.005
Mar 1987433.005
Feb 1987441.005
Jan 1987440.005
Dec 1986616.005
Nov 1986439.005
Oct 1986640.005
Sep 1986426.005
Aug 1986425.005
Jul 1986641.005
Jun 1986631.005
May 1986435.005
Apr 1986642.005
Mar 1986649.005
Feb 1986441.005
Jan 1986578.005
Dec 1985516.005
Nov 1985660.005
Oct 1985657.005
Sep 1985432.005
Aug 1985645.005
Jul 1985640.005
Jun 1985641.005
May 1985651.005
Apr 1985652.005
Mar 1985437.005
Feb 1985436.005
Jan 1985446.005
Dec 1984665.005
Nov 1984414.005
Oct 1984616.005
Sep 1984422.005
Aug 1984432.005
Jul 1984424.005
Jun 1984650.005
May 1984436.005
Apr 1984438.005
Mar 1984441.005
Feb 1984661.005
Jan 1984443.005
Dec 1983444.005
Nov 1983658.005
Oct 1983434.005
Sep 1983527.005
Aug 1983640.005
Jul 1983642.005
Jun 1983431.005
May 1983642.005
Apr 1983659.005
Mar 1983662.005
Feb 1983437.005
Jan 1983664.005
Dec 1982441.005
Nov 1982659.005
Oct 1982654.005
Sep 1982434.005
Aug 1982648.005
Jul 1982643.005
Jun 1982642.005
May 1982654.005
Apr 1982657.005
Mar 1982443.005
Feb 1982791.005
Jan 1982671.005
Dec 1981660.005
Nov 1981658.005
Oct 1981666.005
Sep 1981420.005
Aug 1981663.005
Jul 1981857.005
Jun 1981427.005
May 1981828.005
Apr 1981433.005
Mar 1981870.005
Feb 1981436.005
Jan 1981880.005
Dec 1980435.005
Nov 1980840.005
Oct 1980808.005
Sep 1980431.005
Aug 1980429.005
Jul 1980853.005
Jun 1980421.005
May 1980860.005
Apr 1980706.005
Mar 1980840.005
Feb 1980432.005
Jan 1980745.005

Lease-level volumes as filed with the Kansas Geological Survey. A blank well count is a month the state filed no count for, not a month with no wells.

Wells on this lease

3 wells the state's well register assigns to this lease. Every one has a page.

WellNo.OperatorStatus
ESFELD1Patterson Energy LLCProducing
ESFELD2 SWDPatterson Energy LLCAuthorized Injection Well
ESFELD7Patterson Energy LLCProducing

Location

38.634327, -98.548877 · NW Sec 28 T16S R11W

Kansas Geological Survey data, corpus built 2026-09-07. Lease 1001111235. The state’s own record.