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ESTEP

Lease 1001108947 · Cowley County, Kansas · NESWSE Sec 21 T34S R6E · DOR 102027

Oil1965–20263 wells
Operator
Anstine & Musgrove Inc.
Cumulative (state figure)
276,159.98 bbl
First production
1965
Last production
2026
Location (PLSS)
NESWSE Sec 21 T34S R6E

Monthly oil production

318 months filed with the Kansas Geological Survey, Jan 1980 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
52,837.00 bbl
Months filed
318
Most wells in a month
2

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 276,159.98 bbl.

MonthOil (bbl)Wells
Mar 2026148.071
Dec 2025139.541
Sep 2025154.331
Jul 2025149.311
May 2025150.171
Feb 2025154.661
Nov 2024147.561
Jul 2024144.641
May 2024148.591
Feb 2024150.721
Nov 2023149.141
May 2023144.591
Dec 2022137.051
Aug 2022143.551
Apr 2022154.241
Dec 202144.321
Oct 2021151.071
Jun 2021152.541
Jan 2021146.821
Oct 2020147.211
Jun 2020149.091
Feb 2020154.321
Nov 2019146.541
Jul 2019146.791
Apr 2019156.741
Dec 2018157.801
Sep 2018159.731
Jun 2018153.061
Mar 2018157.531
Nov 2017157.281
Aug 2017159.331
May 2017154.441
Feb 2017159.201
Nov 2016150.471
Aug 2016154.371
May 2016156.191
Feb 2016154.471
Nov 2015142.331
Aug 2015163.041
Apr 2015152.751
Feb 2015152.141
Dec 2014163.981
Jul 2014158.411
Feb 2014156.441
Nov 2013154.251
Aug 2013154.041
May 2013157.431
Jan 2013155.121
Oct 2012153.761
Jul 2012156.901
Apr 2012156.011
Feb 2012151.401
Nov 2011158.111
Aug 2011157.821
Jun 2011152.541
Mar 2011152.361
Nov 2010159.051
Aug 2010154.561
Jun 2010152.351
Mar 2010152.371
Dec 2009152.331
Sep 2009149.861
Jul 2009154.941
Apr 2009148.771
Feb 2009156.641
Oct 2008154.521
Aug 2008157.521
Jun 2008154.961
Apr 2008144.491
Feb 2008138.801
Nov 2007152.651
Sep 2007150.331
Jul 2007187.741
Apr 2007149.881
Feb 2007151.641
Nov 2006148.411
Aug 2006152.401
Jun 2006148.751
Apr 2006145.461
Feb 2006145.881
Dec 2005162.221
Oct 2005150.841
Jul 2005156.721
Apr 2005151.401
Feb 2005156.401
Dec 2004155.881
Sep 2004148.941
Jul 2004152.341
May 2004161.501
Mar 2004152.301
Jan 2004161.911
Dec 2003157.911
Sep 2003149.361
Jul 2003159.641
Jun 2003158.851
Apr 2003160.441
Jan 2003164.321
Nov 2002162.851
Sep 2002163.231
Aug 2002154.271
May 2002156.201
Mar 2002143.081
Jan 2002160.581
Nov 2001153.011
Sep 2001160.511
Jul 2001155.531
May 2001126.741
Apr 2001154.951
Feb 2001157.291
Jan 2001160.731
Nov 2000165.081
Sep 2000155.211
Jul 2000158.881
Jun 2000154.041
May 2000163.951
Feb 2000164.532
Jan 2000164.982
Nov 1999150.652
Oct 1999160.512
Aug 1999156.502
Jun 1999158.262
May 1999316.932
Oct 1998118.902
Aug 1998151.472
Jun 1998117.592
May 1998161.962
Feb 1998160.202
Dec 1997163.582
Oct 1997328.942
Aug 1997159.632
Jun 1997159.712
May 1997163.302
Mar 1997162.012
Jan 1997160.492
Dec 1996158.922
Oct 1996164.102
Sep 1996157.662
Jul 1996164.862
May 1996152.142
Apr 1996160.002
Mar 1996161.542
Jan 1996162.922
Dec 1995161.002
Nov 1995132.002
Sep 1995158.002
Jul 1995156.002
Jun 1995162.002
May 1995156.002
Mar 1995165.002
Feb 1995159.002
Jan 1995167.002
Oct 1994157.002
Aug 1994162.002
Jul 1994160.002
Jun 1994162.002
May 1994158.002
Apr 1994160.002
Mar 1994163.002
Jan 1994164.002
Nov 1993127.002
Oct 1993131.002
Sep 1993121.002
Aug 1993132.002
Jul 1993157.002
Jun 1993157.002
May 1993120.002
Apr 1993134.002
Mar 1993105.002
Feb 1993133.002
Jan 1993126.002
Dec 1992146.002
Nov 1992142.002
Oct 1992108.002
Sep 1992146.002
Aug 1992124.002
Jul 1992124.002
Jun 1992115.002
May 1992159.002
Apr 1992140.002
Mar 1992119.002
Feb 1992114.002
Jan 1992160.002
Dec 1991132.002
Nov 1991115.002
Oct 1991140.002
Sep 1991162.002
Aug 1991137.002
Jul 1991105.002
Jun 1991152.002
May 1991136.002
Apr 1991128.002
Mar 1991137.002
Feb 1991164.002
Jan 1991142.002
Dec 1990158.002
Nov 1990157.002
Oct 1990164.002
Sep 1990156.002
Aug 1990131.002
Jul 1990157.002
Jun 1990159.002
May 1990161.002
Apr 1990164.002
Mar 1990165.002
Feb 1990164.002
Jan 1990160.002
Dec 1989152.002
Nov 1989162.002
Oct 1989162.002
Sep 1989162.002
Aug 1989162.002
Jul 1989128.002
Jun 1989166.002
May 1989157.002
Apr 1989165.002
Mar 1989158.002
Feb 1989144.002
Jan 1989159.002
Dec 1988155.002
Nov 1988155.002
Oct 1988161.002
Sep 1988166.002
Aug 1988153.002
Jul 1988304.002
Jun 1988151.002
May 1988160.002
Apr 1988156.002
Mar 1988162.002
Feb 1988234.002
Jan 1988157.002
Dec 1987159.002
Nov 1987164.002
Oct 1987161.002
Sep 1987166.002
Aug 1987164.002
Jul 1987287.002
Jun 1987167.002
May 1987164.002
Apr 1987160.002
Mar 1987162.002
Feb 1987318.002
Jan 1987159.002
Dec 1986165.002
Nov 1986165.002
Oct 1986167.002
Sep 1986327.002
Aug 1986157.002
Jun 1986324.002
May 1986167.002
Apr 1986161.002
Feb 1986164.002
Jan 1986161.002
Dec 1985166.002
Nov 1985331.002
Aug 1985155.002
Jul 1985164.002
Jun 1985323.002
Apr 1985161.002
Mar 1985165.002
Feb 1985161.002
Dec 1984163.002
Nov 1984166.002
Oct 1984162.002
Sep 1984163.002
Aug 1984327.002
Jul 1984161.002
Jun 1984164.002
May 1984161.002
Apr 1984167.002
Feb 1984157.002
Jan 1984168.002
Dec 1983163.002
Nov 1983168.002
Oct 1983176.002
Sep 1983136.002
Aug 1983161.002
Jul 1983160.002
Jun 1983116.002
May 1983138.002
Apr 1983127.002
Mar 198383.002
Feb 1983132.002
Jan 1983128.002
Dec 1982162.002
Oct 1982165.002
Sep 1982154.002
Aug 1982318.002
Jul 1982195.002
Jun 1982165.002
May 1982163.002
Apr 1982166.002
Mar 1982167.002
Feb 1982159.002
Jan 1982180.002
Dec 1981331.001
Nov 1981160.001
Oct 1981162.001
Sep 1981326.001
Aug 1981164.001
Jul 1981162.001
Jun 1981478.001
May 1981166.001
Apr 1981167.001
Mar 1981165.001
Feb 1981159.001
Jan 1981313.001
Dec 1980329.001
Nov 1980154.001
Oct 1980329.001
Sep 1980326.001
Aug 1980151.001
Jul 1980311.001
Jun 1980311.001
May 1980171.001
Apr 1980487.001
Mar 1980162.001
Feb 1980332.001
Jan 1980158.001

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

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

WellNo.OperatorStatus
C. W. ESTEP1Anstine & Musgrove Inc.Producing
C. W. ESTEP2unavailable—
C. W. ESTEP3Texaco, Inc.Well Drilled

Location

37.072991, -96.774281 · NESWSE Sec 21 T34S R6E

Kansas Geological Survey data, corpus built 2026-09-07. Lease 1001108947. The state’s own record.