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MADDEN 'A' 1-21

Lease 1038394119 · Ellis County, Kansas · Sec 21 T12S R18W · DOR 139075

Oil2008–20262 wells
Operator
McCoy Petroleum Corporation
Cumulative (state figure)
104,314.55 bbl
First production
2008
Last production
2026
Location (PLSS)
Sec 21 T12S R18W

Monthly oil production

210 months filed with the Kansas Geological Survey, Apr 2008 to Mar 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
104,314.60 bbl
Months filed
210
Most wells in a month
2
MonthOil (bbl)Wells
Mar 2026299.812
Feb 2026149.082
Jan 2026157.462
Dec 2025158.952
Nov 2025157.302
Sep 2025314.432
Aug 2025153.242
Jul 2025158.882
Jun 2025158.882
May 2025157.142
Apr 2025155.622
Mar 2025156.272
Feb 2025161.832
Jan 2025156.402
Dec 2024331.072
Nov 2024165.432
Oct 2024163.992
Sep 2024162.192
Aug 2024154.452
Jul 2024143.752
Jun 2024158.662
May 2024163.892
Apr 2024161.582
Mar 2024145.112
Feb 2024166.982
Jan 2024153.422
Dec 2023156.092
Nov 2023157.132
Oct 2023172.322
Sep 2023111.962
Aug 2023304.502
Jul 2023151.302
Jun 2023149.832
May 2023160.792
Apr 2023162.612
Mar 2023158.222
Feb 2023162.842
Jan 2023150.892
Dec 2022150.402
Nov 2022153.682
Oct 2022162.222
Sep 2022308.472
Jul 2022161.002
Jun 2022298.152
Apr 2022158.062
Mar 2022163.672
Feb 2022160.032
Jan 2022157.312
Dec 2021161.592
Nov 2021168.302
Oct 2021160.822
Sep 2021159.962
Aug 2021160.872
Jul 2021172.812
Jun 2021160.972
May 2021161.512
Apr 2021321.062
Feb 2021160.032
Jan 2021160.282
Dec 2020163.262
Nov 2020163.992
Oct 2020162.572
Sep 2020157.272
Aug 2020162.602
Jul 2020154.662
Jun 2020289.332
May 2020312.082
Mar 2020161.372
Feb 2020159.332
Jan 2020315.872
Dec 2019162.262
Nov 2019159.432
Oct 2019161.502
Sep 2019155.462
Aug 2019320.762
Jul 2019160.252
Jun 2019161.492
May 2019162.202
Apr 2019318.992
Mar 2019157.302
Feb 2019158.002
Jan 2019327.662
Dec 2018161.392
Nov 2018162.352
Oct 2018161.152
Sep 2018323.882
Aug 2018157.242
Jul 2018314.992
Jun 2018157.792
May 2018151.692
Apr 2018321.442
Mar 2018157.992
Feb 2018323.522
Jan 2018162.302
Dec 2017318.632
Nov 2017157.742
Oct 2017318.442
Sep 2017156.812
Aug 2017319.972
Jul 2017160.542
Jun 2017323.162
May 2017323.822
Apr 2017160.662
Mar 2017322.882
Feb 2017162.092
Jan 2017319.982
Dec 2016481.372
Nov 2016162.052
Oct 2016161.782
Sep 2016320.412
Aug 2016323.412
Jul 2016324.522
Jun 2016321.472
May 2016156.372
Apr 2016308.872
Mar 2016316.372
Jan 2016321.932
Dec 2015344.832
Nov 2015156.792
Oct 2015162.492
Sep 2015321.922
Aug 2015323.012
Jul 2015319.932
Jun 2015161.652
May 2015486.962
Apr 2015161.952
Mar 2015490.842
Feb 2015162.602
Jan 2015322.872
Dec 2014324.772
Nov 2014158.822
Oct 2014494.102
Sep 2014324.282
Aug 2014321.142
Jul 2014324.652
Jun 2014320.692
May 2014324.282
Apr 2014490.442
Mar 2014322.632
Feb 2014327.172
Jan 2014322.052
Dec 2013480.402
Nov 2013325.252
Oct 2013315.282
Sep 2013482.392
Aug 2013482.622
Jul 2013319.712
Jun 2013482.772
May 2013483.362
Apr 2013326.102
Mar 2013635.802
Feb 2013484.752
Jan 2013487.912
Dec 2012488.072
Nov 2012487.232
Oct 2012493.582
Sep 2012318.372
Aug 2012179.332
Jul 2012319.152
Jun 2012319.832
May 2012316.832
Apr 2012486.042
Mar 2012471.632
Feb 2012479.961
Jan 2012490.721
Dec 2011647.101
Nov 2011799.071
Oct 2011323.891
Sep 2011645.471
Aug 2011799.631
Jul 2011957.781
Jun 2011321.181
May 2011487.281
Apr 2011323.701
Mar 2011798.491
Feb 2011474.451
Jan 2011620.031
Dec 2010643.721
Nov 2010646.761
Oct 2010655.121
Sep 2010639.401
Aug 2010798.821
Jul 2010800.811
Jun 2010805.641
May 2010969.391
Apr 2010974.741
Mar 2010985.211
Feb 20101,092.981
Jan 2010999.461
Dec 20091,380.651
Nov 20091,284.731
Oct 20091,602.991
Sep 20091,912.211
Aug 20091,902.861
Jul 20092,086.381
Jun 20092,393.861
May 20092,611.381
Apr 20092,669.871
Mar 20093,102.261
Feb 20092,910.111
Jan 20093,401.271
Dec 20083,426.391
Nov 20083,256.001
Oct 20083,759.001
Sep 20082,076.321
Aug 20081,431.061
Jul 2008480.991
Jun 20081,410.561
May 20082,425.591
Apr 2008159.901

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

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

WellNo.OperatorStatus
Madden 'A'1-21McCoy Petroleum CorporationProducing
Madden 'A'2-21McCoy Petroleum CorporationProducing

Location

38.994232, -99.325310 · Sec 21 T12S R18W

Kansas Geological Survey data, corpus built 2026-09-07. Lease 1038394119. The state’s own record.