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Chieftain 1

Lease 1042372677 · Barber County, Kansas · Sec 35 T31S R12W · DOR 140652

Oil2010–20262 wells
Operator
Chieftain Oil Co., Inc.
Cumulative (state figure)
49,245.96 bbl
First production
2010
Last production
2026
Location (PLSS)
Sec 35 T31S R12W

Monthly oil production

167 months filed with the Kansas Geological Survey, Jan 2010 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
49,246.00 bbl
Months filed
167
Most wells in a month
2
MonthOil (bbl)Wells
Mar 2026141.842
Feb 2026160.182
Jan 2026164.362
Dec 2025169.742
Nov 2025157.292
Oct 2025162.482
Aug 2025148.282
Jul 2025165.352
Jun 2025170.502
May 2025136.532
Feb 2025167.342
Jan 2025165.112
Dec 2024160.292
Nov 2024168.682
Sep 2024160.712
Aug 2024160.492
Jul 2024321.502
May 2024162.902
Apr 2024165.602
Mar 2024311.082
Feb 2024172.912
Jan 2024175.742
Nov 2023168.302
Oct 2023162.342
Sep 2023170.682
Jul 2023159.972
May 2023165.592
Mar 2023163.822
Feb 2023170.762
Nov 2022332.772
Sep 2022171.682
Aug 2022170.822
Jul 2022160.812
Jun 2022159.282
Apr 2022133.922
Mar 2022154.792
Jan 2022164.152
Dec 2021162.612
Oct 2021336.802
Aug 2021160.862
Jul 2021329.592
May 2021331.532
Feb 2021145.822
Jan 2021165.922
Dec 2020166.252
Nov 2020157.312
Oct 2020160.082
Sep 2020167.462
Aug 2020160.832
Jul 2020466.672
Feb 2020162.482
Jan 2020309.172
Dec 2019164.812
Nov 2019166.182
Oct 2019170.572
Sep 2019169.182
Aug 2019167.012
Jul 2019331.752
Jun 2019163.962
May 2019166.022
Apr 2019169.582
Feb 2019136.182
Jan 2019332.522
Nov 2018169.612
Oct 2018331.622
Aug 2018332.032
Jul 2018167.862
Jun 2018164.302
May 2018332.702
Apr 2018168.602
Mar 2018327.702
Feb 2018326.632
Jan 2018165.532
Dec 2017164.132
Nov 2017163.412
Oct 2017168.272
Sep 2017169.992
Aug 2017324.062
Jul 2017320.592
Jun 2017162.822
May 2017334.422
Apr 2017339.122
Mar 2017171.032
Feb 2017161.892
Jan 2017163.232
Dec 2016321.602
Nov 2016327.002
Oct 2016332.342
Sep 2016334.922
Aug 2016167.462
Jul 2016332.012
Jun 2016329.642
May 2016162.822
Apr 2016498.272
Mar 2016338.082
Feb 2016166.082
Jan 2016335.332
Dec 2015326.662
Nov 2015330.232
Oct 2015335.542
Sep 2015333.472
Aug 2015500.412
Jul 2015340.492
Jun 2015334.012
May 2015166.912
Apr 2015330.112
Mar 2015502.502
Feb 2015164.692
Jan 2015500.532
Nov 2014330.212
Oct 2014315.292
Sep 2014493.861
Aug 2014319.271
Jul 2014657.501
Jun 2014476.271
May 2014328.551
Apr 2014660.451
Mar 2014494.811
Feb 2014492.141
Jan 2014664.221
Dec 2013663.091
Nov 2013328.061
Oct 2013829.691
Sep 2013655.971
Aug 2013660.941
Jul 20131,154.641
Jun 2013664.041
May 2013831.101
Apr 2013332.101
Mar 2013329.481
Feb 2013169.161
Dec 2012167.011
Nov 2012161.091
Oct 2012164.731
Sep 2012160.961
Aug 2012330.111
Jul 2012486.191
Jun 2012162.151
May 2012484.381
Apr 2012492.401
Mar 2012163.171
Feb 2012165.181
Jan 2012169.761
Dec 2011328.771
Nov 2011325.801
Oct 2011328.971
Sep 2011320.781
Aug 2011324.011
Jul 2011320.141
Jun 2011483.111
May 2011330.031
Apr 2011496.971
Mar 2011494.371
Feb 2011170.511
Jan 2011502.161
Dec 2010343.161
Nov 2010343.901
Oct 2010474.051
Sep 2010320.231
Aug 2010481.971
Jul 2010306.481
Jun 2010312.091
May 2010457.351
Apr 2010317.781
Mar 2010303.401
Feb 2010471.481
Jan 2010790.121

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
Chieftain3Chieftain Oil Co., Inc.Producing
Chieftain1Chieftain Oil Co., Inc.Producing

Location

37.304764, -98.595390 · Sec 35 T31S R12W

Kansas Geological Survey data, corpus built 2026-09-07. Lease 1042372677. The state’s own record.