Z-BAR RANCH 3-11 & 4-11
Lease 1001136495 · Barber County, Kansas · Sec 1 T35S R15W · DOR 123278
Oil1985–20265 wells
Operator
Dixon Operating Company, LLC
Cumulative (state figure)
119,837.40 bbl
First production
1985
Last production
2026
Location (PLSS)
Sec 1 T35S R15W
Monthly oil production
396 months filed with the Kansas Geological Survey, Jan 1985 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
119,837.40 bbl
Months filed
396
Most wells in a month
5
| Month | Oil (bbl) | Wells |
|---|---|---|
| Apr 2026 | 148.18 | 5 |
| Mar 2026 | 149.63 | 5 |
| Feb 2026 | 159.41 | 5 |
| Jan 2026 | 154.55 | 5 |
| Dec 2025 | 161.32 | 5 |
| Nov 2025 | 156.88 | 5 |
| Oct 2025 | 163.80 | 5 |
| Sep 2025 | 162.11 | 5 |
| Aug 2025 | 314.83 | 5 |
| Jun 2025 | 149.98 | 5 |
| May 2025 | 155.82 | 5 |
| Mar 2025 | 296.21 | 5 |
| Jan 2025 | 158.32 | 5 |
| Nov 2024 | 150.83 | 5 |
| Oct 2024 | 297.12 | 5 |
| Sep 2024 | 156.78 | 5 |
| Jul 2024 | 149.87 | 5 |
| Jun 2024 | 144.70 | 5 |
| May 2024 | 313.97 | 5 |
| Mar 2024 | 307.82 | 5 |
| Feb 2024 | 152.29 | 5 |
| Jan 2024 | 154.99 | 5 |
| Dec 2023 | 151.76 | 5 |
| Nov 2023 | 162.85 | 5 |
| Oct 2023 | 157.50 | 5 |
| Sep 2023 | 153.07 | 5 |
| Aug 2023 | 157.74 | 5 |
| Jun 2023 | 155.32 | 5 |
| May 2023 | 156.40 | 5 |
| Mar 2023 | 157.35 | 5 |
| Feb 2023 | 315.10 | 5 |
| Jan 2023 | 153.85 | 5 |
| Dec 2022 | 307.79 | 5 |
| Oct 2022 | 161.41 | 5 |
| Sep 2022 | 151.06 | 5 |
| Aug 2022 | 157.33 | 5 |
| Jul 2022 | 158.51 | 5 |
| May 2022 | 156.31 | 5 |
| Apr 2022 | 159.55 | 5 |
| Feb 2022 | 165.19 | 5 |
| Jan 2022 | 164.54 | 5 |
| Nov 2021 | 138.99 | 5 |
| Aug 2021 | 158.08 | 5 |
| Jul 2021 | 154.55 | 5 |
| Jun 2021 | 158.41 | 5 |
| May 2021 | 154.92 | 5 |
| Apr 2021 | 320.42 | 5 |
| Jan 2021 | 150.63 | 5 |
| Dec 2020 | 164.61 | 5 |
| Nov 2020 | 160.18 | 5 |
| Apr 2020 | 164.28 | 5 |
| Feb 2020 | 163.39 | 5 |
| Jan 2020 | 166.89 | 5 |
| Dec 2019 | 166.32 | 5 |
| Nov 2019 | 163.84 | 5 |
| Oct 2019 | 161.83 | 5 |
| Sep 2019 | 161.94 | 5 |
| Aug 2019 | 325.05 | 5 |
| Jul 2019 | 322.04 | 5 |
| Jun 2019 | 147.10 | 5 |
| Apr 2019 | 155.18 | 5 |
| Mar 2019 | 160.40 | 5 |
| Feb 2019 | 154.14 | 5 |
| Jan 2019 | 330.20 | 5 |
| Dec 2018 | 320.94 | 5 |
| Nov 2018 | 157.62 | 5 |
| Oct 2018 | 158.92 | 5 |
| Sep 2018 | 318.47 | 5 |
| Aug 2018 | 326.70 | 5 |
| Jul 2018 | 318.86 | 5 |
| Jun 2018 | 315.41 | 5 |
| May 2018 | 509.07 | 5 |
| Apr 2018 | 174.05 | 5 |
| Mar 2018 | 325.75 | 5 |
| Feb 2018 | 165.20 | 5 |
| Jan 2018 | 332.02 | 5 |
| Dec 2017 | 492.65 | 5 |
| Nov 2017 | 492.84 | 5 |
| Oct 2017 | 476.52 | 5 |
| Sep 2017 | 655.47 | 5 |
| Aug 2017 | 643.91 | 5 |
| Jul 2017 | 302.49 | 5 |
| Jun 2017 | 162.04 | 5 |
| May 2017 | 7.01 | 5 |
| Feb 2017 | 160.09 | 5 |
| Jan 2017 | 160.89 | 5 |
| Nov 2016 | 163.88 | 5 |
| Sep 2016 | 159.62 | 5 |
| May 2016 | 156.95 | 5 |
| Mar 2016 | 170.33 | 5 |
| Feb 2016 | 171.11 | 5 |
| Dec 2015 | 302.11 | 5 |
| Oct 2015 | 154.87 | 5 |
| Apr 2015 | 368.40 | 5 |
| Feb 2015 | 172.26 | 5 |
| Sep 2014 | 161.58 | 5 |
| May 2014 | 173.33 | 5 |
| Apr 2014 | 163.49 | 5 |
| Jan 2014 | 165.67 | 5 |
| Dec 2013 | 163.27 | 5 |
| Oct 2013 | 316.97 | 5 |
| Aug 2013 | 165.09 | 5 |
| Jun 2013 | 154.96 | 5 |
| May 2013 | 170.22 | 5 |
| Feb 2013 | 165.12 | 5 |
| Nov 2012 | 163.65 | 5 |
| Sep 2012 | 173.12 | 5 |
| Jul 2012 | 178.43 | 5 |
| May 2012 | 176.59 | 5 |
| Apr 2012 | 167.82 | 5 |
| Feb 2012 | 172.32 | 5 |
| Jan 2012 | 168.60 | 5 |
| Dec 2011 | 166.83 | 5 |
| Oct 2011 | 177.27 | 5 |
| Sep 2011 | 164.98 | 5 |
| Aug 2011 | 163.73 | 5 |
| Jul 2011 | 157.75 | 5 |
| Jun 2011 | 170.20 | 5 |
| May 2011 | 165.05 | 5 |
| Mar 2011 | 179.42 | 5 |
| Feb 2011 | 165.10 | 5 |
| Jan 2011 | 174.72 | 5 |
| Nov 2010 | 170.72 | 5 |
| Oct 2010 | 175.10 | 5 |
| Sep 2010 | 177.36 | 5 |
| Aug 2010 | 172.37 | 5 |
| Jul 2010 | 168.46 | 5 |
| Jun 2010 | 166.94 | 5 |
| May 2010 | 160.12 | 5 |
| Apr 2010 | 164.83 | 5 |
| Mar 2010 | 161.54 | 5 |
| Feb 2010 | 178.60 | 5 |
| Jan 2010 | 166.51 | 5 |
| Dec 2009 | 164.67 | 5 |
| Oct 2009 | 174.51 | 5 |
| Sep 2009 | 167.89 | 5 |
| Aug 2009 | 160.48 | 5 |
| Jul 2009 | 167.92 | 5 |
| Jun 2009 | 171.45 | 5 |
| May 2009 | 173.47 | 5 |
| Apr 2009 | 178.47 | 5 |
| Feb 2009 | 349.66 | 5 |
| Dec 2008 | 165.72 | 5 |
| Nov 2008 | 191.57 | 5 |
| Oct 2008 | 181.52 | 5 |
| Sep 2008 | 153.59 | 5 |
| Aug 2008 | 162.92 | 5 |
| Jul 2008 | 173.67 | 5 |
| Jun 2008 | 170.52 | 5 |
| May 2008 | 162.05 | 5 |
| Apr 2008 | 170.45 | 5 |
| Mar 2008 | 169.86 | 5 |
| Feb 2008 | 156.50 | 5 |
| Jan 2008 | 171.32 | 5 |
| Dec 2007 | 164.79 | 5 |
| Nov 2007 | 331.29 | 5 |
| Oct 2007 | 165.07 | 5 |
| Sep 2007 | 165.89 | 5 |
| Aug 2007 | 168.16 | 5 |
| Jul 2007 | 325.90 | 5 |
| Jun 2007 | 172.41 | 5 |
| May 2007 | 162.64 | 5 |
| Apr 2007 | 158.93 | 5 |
| Mar 2007 | 162.54 | 5 |
| Feb 2007 | 169.43 | 5 |
| Jan 2007 | 171.59 | 5 |
| Dec 2006 | 150.22 | 5 |
| Nov 2006 | 151.61 | 5 |
| Oct 2006 | 176.40 | 5 |
| Sep 2006 | 150.70 | 5 |
| Aug 2006 | 165.55 | 5 |
| Jul 2006 | 320.05 | 5 |
| Jun 2006 | 150.70 | 5 |
| May 2006 | 331.87 | 5 |
| Apr 2006 | 150.34 | 5 |
| Mar 2006 | 151.30 | 5 |
| Feb 2006 | 316.94 | 5 |
| Jan 2006 | 303.70 | 5 |
| Dec 2005 | 152.22 | 5 |
| Nov 2005 | 338.96 | 5 |
| Oct 2005 | 310.95 | 5 |
| Sep 2005 | 311.92 | 5 |
| Aug 2005 | 622.72 | 5 |
| Jul 2005 | 312.10 | 5 |
| Jun 2005 | 158.82 | 5 |
| Mar 2005 | 156.42 | 5 |
| Jan 2005 | 297.58 | 5 |
| Oct 2004 | 154.41 | 5 |
| Aug 2004 | 153.41 | 5 |
| Jul 2004 | 152.34 | 5 |
| May 2004 | 153.78 | 5 |
| Apr 2004 | 156.17 | 5 |
| Feb 2004 | 156.60 | 5 |
| Jan 2004 | 153.09 | 5 |
| Dec 2003 | 156.27 | 5 |
| Nov 2003 | 153.97 | 5 |
| Sep 2003 | 159.37 | 5 |
| Aug 2003 | 155.02 | 5 |
| Jul 2003 | 154.94 | 5 |
| Jun 2003 | 306.98 | 5 |
| May 2003 | 312.69 | 5 |
| Apr 2003 | 154.24 | 5 |
| Feb 2003 | 152.07 | 5 |
| Dec 2002 | 157.48 | 5 |
| Oct 2002 | 156.41 | 5 |
| Jul 2002 | 145.35 | 5 |
| Jun 2002 | 160.10 | 5 |
| May 2002 | 160.11 | 5 |
| Apr 2002 | 162.79 | 5 |
| Mar 2002 | 167.61 | 5 |
| Feb 2002 | 167.71 | 5 |
| Jan 2002 | 163.08 | 5 |
| Oct 2001 | 160.06 | 5 |
| Sep 2001 | 172.10 | 5 |
| Aug 2001 | 157.26 | 5 |
| Jun 2001 | 177.08 | 5 |
| May 2001 | 329.97 | 5 |
| Mar 2001 | 155.90 | 5 |
| Jan 2001 | 162.68 | 5 |
| Dec 2000 | 169.61 | 5 |
| Oct 2000 | 181.40 | 5 |
| Sep 2000 | 333.79 | 5 |
| Jul 2000 | 296.02 | 5 |
| Jun 2000 | 184.57 | 5 |
| May 2000 | 183.30 | 5 |
| Apr 2000 | 457.35 | 5 |
| Mar 2000 | 174.24 | 5 |
| Feb 2000 | 350.40 | 5 |
| Jan 2000 | 347.46 | 2 |
| Nov 1999 | 179.44 | 2 |
| Oct 1999 | 188.90 | 2 |
| Sep 1999 | 194.71 | 2 |
| Aug 1999 | 189.68 | 2 |
| Jul 1999 | 191.49 | 2 |
| Jun 1999 | 377.23 | 2 |
| May 1999 | 180.32 | 2 |
| Jan 1999 | 170.29 | 5 |
| Dec 1998 | 347.83 | 5 |
| Aug 1998 | 163.21 | 5 |
| May 1998 | 492.23 | 5 |
| Apr 1998 | 168.39 | 5 |
| Mar 1998 | 176.80 | 5 |
| Feb 1998 | 337.88 | 5 |
| Jan 1998 | 330.92 | 5 |
| Dec 1997 | 175.76 | 5 |
| Nov 1997 | 163.90 | 5 |
| Oct 1997 | 169.69 | 5 |
| Sep 1997 | 171.73 | 5 |
| Jul 1997 | 163.71 | 5 |
| Jun 1997 | 173.02 | 5 |
| May 1997 | 168.61 | 5 |
| Apr 1997 | 167.29 | 5 |
| Mar 1997 | 160.54 | 5 |
| Jan 1997 | 187.99 | 5 |
| Dec 1996 | 321.22 | 5 |
| Nov 1996 | 161.85 | 5 |
| Oct 1996 | 323.80 | 5 |
| Sep 1996 | 321.98 | 5 |
| Jul 1996 | 159.27 | 5 |
| Jun 1996 | 161.18 | 5 |
| May 1996 | 164.08 | 5 |
| Apr 1996 | 345.27 | 5 |
| Mar 1996 | 337.71 | 5 |
| Feb 1996 | 159.61 | 5 |
| Jan 1996 | 167.06 | 5 |
| Dec 1995 | 343.00 | 1 |
| Nov 1995 | 169.00 | 1 |
| Oct 1995 | 344.00 | 1 |
| Sep 1995 | 168.00 | 1 |
| Aug 1995 | 154.00 | 1 |
| Jul 1995 | 160.00 | 1 |
| Jun 1995 | 318.00 | 1 |
| May 1995 | 309.00 | 1 |
| Apr 1995 | 143.00 | 1 |
| Mar 1995 | 512.00 | 1 |
| Feb 1995 | 333.00 | 1 |
| Jan 1995 | 157.00 | 1 |
| Dec 1994 | 161.00 | 1 |
| Nov 1994 | 144.00 | 1 |
| Oct 1994 | 151.00 | 1 |
| Sep 1994 | 316.00 | 1 |
| Aug 1994 | 146.00 | 1 |
| Jul 1994 | 331.00 | 1 |
| Jun 1994 | 321.00 | 1 |
| May 1994 | 161.00 | 1 |
| Apr 1994 | 163.00 | 1 |
| Mar 1994 | 340.00 | 1 |
| Feb 1994 | 162.00 | 1 |
| Jan 1994 | 164.00 | 1 |
| Dec 1993 | 338.00 | 1 |
| Nov 1993 | 168.00 | 1 |
| Oct 1993 | 323.00 | 1 |
| Sep 1993 | 316.00 | 1 |
| Aug 1993 | 322.00 | 1 |
| Jul 1993 | 305.00 | 1 |
| Jun 1993 | 319.00 | 1 |
| May 1993 | 324.00 | 1 |
| Apr 1993 | 312.00 | 1 |
| Mar 1993 | 652.00 | 1 |
| Jan 1993 | 158.00 | 1 |
| Dec 1992 | 342.00 | 1 |
| Nov 1992 | 317.00 | 1 |
| Oct 1992 | 154.00 | 1 |
| Sep 1992 | 166.00 | 1 |
| Aug 1992 | 278.00 | 1 |
| Jul 1992 | 295.00 | 1 |
| Jun 1992 | 327.00 | 1 |
| May 1992 | 325.00 | 1 |
| Apr 1992 | 304.00 | 1 |
| Mar 1992 | 315.00 | 1 |
| Feb 1992 | 303.00 | 1 |
| Jan 1992 | 334.00 | 1 |
| Dec 1991 | 329.00 | 1 |
| Nov 1991 | 323.00 | 1 |
| Oct 1991 | 328.00 | 1 |
| Sep 1991 | 307.00 | 1 |
| Aug 1991 | 477.00 | 1 |
| Jul 1991 | 328.00 | 1 |
| Jun 1991 | 320.00 | 1 |
| May 1991 | 457.00 | 1 |
| Apr 1991 | 486.00 | 1 |
| Mar 1991 | 334.00 | 1 |
| Feb 1991 | 487.00 | 1 |
| Jan 1991 | 325.00 | 1 |
| Dec 1990 | 507.00 | 1 |
| Nov 1990 | 328.00 | 1 |
| Oct 1990 | 475.00 | 1 |
| Sep 1990 | 477.00 | 1 |
| Aug 1990 | 528.00 | 1 |
| Jul 1990 | 498.00 | 1 |
| Jun 1990 | 667.00 | 1 |
| May 1990 | 831.00 | 1 |
| Apr 1990 | 331.00 | 1 |
| Mar 1990 | 167.00 | 1 |
| Feb 1990 | 337.00 | 1 |
| Jan 1990 | 327.00 | 1 |
| Dec 1989 | 330.00 | 1 |
| Nov 1989 | 320.00 | 1 |
| Oct 1989 | 486.00 | 1 |
| Sep 1989 | 328.00 | 1 |
| Aug 1989 | 323.00 | 1 |
| Jul 1989 | 484.00 | 1 |
| Jun 1989 | 156.00 | 1 |
| May 1989 | 332.00 | 1 |
| Apr 1989 | 336.00 | 1 |
| Mar 1989 | 328.00 | 1 |
| Feb 1989 | 326.00 | 1 |
| Jan 1989 | 462.00 | 1 |
| Dec 1988 | 478.00 | 1 |
| Nov 1988 | 482.00 | 1 |
| Oct 1988 | 499.00 | 1 |
| Sep 1988 | 475.00 | 1 |
| Aug 1988 | 502.00 | 1 |
| Jul 1988 | 472.00 | 1 |
| Jun 1988 | 530.00 | 1 |
| May 1988 | 553.00 | 1 |
| Apr 1988 | 598.00 | 1 |
| Mar 1988 | 599.00 | 1 |
| Feb 1988 | 572.00 | 1 |
| Jan 1988 | 388.00 | 1 |
| Dec 1987 | 693.00 | 1 |
| Nov 1987 | 662.00 | 1 |
| Oct 1987 | 485.00 | 1 |
| Sep 1987 | 676.00 | 1 |
| Aug 1987 | 957.00 | 1 |
| Jul 1987 | 366.00 | 1 |
| Jun 1987 | 791.00 | 1 |
| May 1987 | 525.00 | 1 |
| Apr 1987 | 583.00 | 1 |
| Mar 1987 | 774.00 | 1 |
| Feb 1987 | 551.00 | 1 |
| Jan 1987 | 594.00 | 1 |
| Dec 1986 | 779.00 | 1 |
| Nov 1986 | 576.00 | 1 |
| Oct 1986 | 806.00 | 1 |
| Sep 1986 | 593.00 | 1 |
| Aug 1986 | 800.00 | 1 |
| Jul 1986 | 625.00 | 1 |
| Jun 1986 | 761.00 | 1 |
| May 1986 | 782.00 | 1 |
| Apr 1986 | 947.00 | 1 |
| Mar 1986 | 952.00 | 1 |
| Feb 1986 | 889.00 | 1 |
| Jan 1986 | 965.00 | 1 |
| Dec 1985 | 994.00 | 1 |
| Nov 1985 | 986.00 | 1 |
| Oct 1985 | 975.00 | 1 |
| Sep 1985 | 1,000.00 | 1 |
| Aug 1985 | 1,245.00 | 1 |
| Jul 1985 | 1,193.00 | 1 |
| Jun 1985 | 1,163.00 | 1 |
| May 1985 | 1,215.00 | 1 |
| Apr 1985 | 1,431.00 | 1 |
| Mar 1985 | 1,473.00 | 1 |
| Feb 1985 | 1,454.00 | 1 |
| Jan 1985 | 1,995.00 | 1 |
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
5 wells the state's well register assigns to this lease. Every one has a page.
| Well | No. | Operator | Status |
|---|---|---|---|
| Z-Bar Ranch | 4-1 | Dixon Operating Company, LLC | Producing |
| Z-Bar Ranch | 3-11 | Dixon Operating Company, LLC | Producing |
| Z-Bar Ranch | 4-11 | Dixon Operating Company, LLC | Producing |
| Z-Bar Ranch | 1-10 | Dixon Operating Company, LLC | Producing |
| Z-Bar Ranch | 5-1 | Dixon Operating Company, LLC | Producing |
Location
37.033239, -98.903478 · Sec 1 T35S R15W
Kansas Geological Survey data, corpus built 2026-09-07. Lease 1001136495. The state’s own record.