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SITTNER

Lease 1001140559 · Stafford County, Kansas · E2SENW Sec 35 T21S R12W · DOR 130413

Oil1990–20262 wells
Operator
Hartman Oil Co., Inc.
Cumulative (state figure)
53,807.13 bbl
First production
1990
Last production
2026
Location (PLSS)
E2SENW Sec 35 T21S R12W

Monthly oil production

235 months filed with the Kansas Geological Survey, Jun 1990 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
53,807.10 bbl
Months filed
235
Most wells in a month
2
MonthOil (bbl)Wells
Apr 2026162.172
Nov 2025151.322
Aug 2025157.982
May 2025158.392
Dec 2024151.562
Sep 2024160.312
Jun 2024156.342
Mar 2024163.642
Nov 2023159.052
Jul 2023157.802
Apr 2023161.282
Jan 2023170.242
Oct 2022164.282
Jul 2022149.842
May 2022161.402
Mar 2022155.062
Feb 2022162.652
Jan 2022164.912
Aug 2021154.411
Apr 2021156.821
Dec 202099.021
Mar 2020148.721
Sep 2019155.581
Dec 2017158.461
Jun 2017163.342
Nov 2016159.762
May 2016162.672
Dec 2015162.732
May 2015158.132
Dec 2014152.102
Aug 2014159.402
May 2014155.202
Feb 2014162.662
Nov 2013158.852
Aug 2013163.172
May 2013158.222
Mar 2013166.452
Dec 2012163.552
Sep 2012161.112
Jun 2012160.972
Mar 2012166.472
Jan 2012162.822
Oct 2011165.392
Jul 2011162.422
May 2011162.862
Feb 2011161.332
Nov 2010163.922
Sep 2010159.442
Jul 2010162.562
Apr 2010158.612
Feb 2010159.522
Dec 2009159.292
Sep 2009162.162
Jul 2009157.832
May 2009156.162
Mar 2009157.912
Jan 2009158.452
Nov 2008161.812
Sep 2008154.082
Aug 2008155.872
Jun 2008157.562
Apr 2008158.362
Feb 2008158.852
Dec 2007160.532
Oct 2007157.332
Aug 2007158.402
Jul 2007157.852
Mar 2007156.082
Feb 2007157.702
Dec 2006159.242
Oct 2006159.782
Aug 2006155.192
Jul 2006134.502
May 2006156.742
Apr 2006161.842
Feb 2006160.562
Jan 2006160.062
Dec 2005163.042
Oct 2005154.312
Sep 2005152.802
Aug 2005155.562
Jul 2005155.042
Jun 2005313.902
Apr 2005155.272
Mar 2005158.492
Feb 2005156.942
Dec 2004166.542
Nov 2004161.632
Oct 2004163.312
Sep 2004158.252
Aug 2004154.902
Jun 2004315.432
May 2004158.922
Apr 2004160.412
Mar 2004158.582
Feb 2004158.592
Jan 2004319.272
Dec 2003156.222
Nov 2003162.082
Oct 2003317.642
Sep 2003160.612
Aug 2003319.092
Jul 2003313.422
Jun 2003470.882
Apr 2003159.982
Mar 2003161.362
Jan 2003159.682
Dec 2002161.232
Oct 2002161.052
Sep 2002158.382
Jul 2002156.742
Jun 2002161.542
May 2002159.912
Mar 2002162.932
Feb 2002164.022
Jan 2002160.072
Nov 2001167.282
Oct 2001160.432
Sep 2001157.112
Aug 2001158.762
Jul 2001160.272
May 2001156.312
Apr 2001163.012
Mar 2001164.742
Jan 2001157.612
Dec 2000165.492
Nov 2000158.532
Oct 2000164.612
Sep 2000158.072
Aug 2000161.532
Jul 2000161.922
Jun 2000162.482
May 2000157.622
Apr 2000161.402
Mar 2000166.892
Feb 2000161.752
Jan 2000164.832
Dec 1999164.622
Nov 1999325.942
Oct 1999162.102
Sep 1999160.982
Aug 1999316.752
Jul 1999154.542
Jun 1999311.582
May 1999154.772
Apr 1999327.772
Mar 1999161.722
Feb 1999163.002
Jan 1999318.352
Dec 1998166.012
Nov 1998485.372
Oct 1998160.472
Mar 1998117.222
Jan 1998153.792
Dec 1997168.432
Jun 1997144.862
May 1997160.002
Apr 1997164.232
Mar 1997162.232
Feb 1997166.142
Jan 1997162.032
Dec 1996166.982
Oct 1996160.422
Sep 1996143.632
Aug 1996167.202
Jul 1996160.412
Jun 1996160.482
May 1996160.682
Apr 1996164.182
Mar 1996166.052
Jan 1996168.542
Dec 1995164.001
Nov 1995169.001
Oct 1995162.001
Sep 1995166.001
Aug 1995161.001
Jul 1995159.001
May 1995168.001
Apr 1995161.001
Mar 1995164.001
Feb 1995164.001
Jan 1995162.001
Dec 1994163.001
Nov 1994165.001
Oct 1994163.001
Sep 1994325.001
Aug 1994165.001
Jul 1994327.001
Jun 1994160.001
May 1994163.001
Apr 1994501.001
Mar 1994162.001
Feb 1994334.001
Jan 1994177.001
Nov 1993498.001
Oct 1993322.001
Aug 1993305.001
Jul 1993326.001
Jun 1993162.001
May 1993328.001
Apr 1993332.001
Mar 1993305.001
Feb 1993173.001
Jan 1993332.001
Dec 1992334.001
Nov 1992165.001
Oct 1992326.001
Sep 1992321.001
Aug 1992447.001
Jul 1992627.001
Jun 1992302.001
May 1992490.001
Apr 1992638.001
Mar 1992656.001
Feb 1992333.001
Jan 1992495.001
Dec 1991491.001
Nov 1991499.001
Oct 1991282.001
Sep 1991618.001
Aug 1991791.001
Jul 1991487.001
Jun 1991326.001
May 1991326.001
Apr 1991291.001
Mar 1991480.001
Feb 1991500.001
Jan 1991503.001
Dec 1990766.001
Nov 1990965.001
Oct 19901,476.001
Sep 1990486.001
Aug 1990646.001
Jul 1990974.001
Jun 1990479.001

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
Sittner1Hartman Oil Co., Inc.Producing
Sittner2Hartman Oil Co., Inc.Producing

Location

38.182247, -98.611428 · E2SENW Sec 35 T21S R12W

Kansas Geological Survey data, corpus built 2026-09-07. Lease 1001140559. The state’s own record.