O'CONNER
Lease 1001120323 · Trego County, Kansas · Sec 13 T11S R21W · DOR 110392
Oil1951–20269 wells
Operator
Royal Drilling Inc
Cumulative (state figure)
177,793.54 bbl
First production
1951
Last production
2026
Location (PLSS)
Sec 13 T11S R21W
Monthly oil production
292 months filed with the Kansas Geological Survey, Feb 1980 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
57,292.50 bbl
Months filed
292
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 177,793.54 bbl.
| Month | Oil (bbl) | Wells |
|---|---|---|
| Apr 2026 | 323.16 | 2 |
| Mar 2026 | 159.02 | 2 |
| Feb 2026 | 119.82 | 2 |
| Dec 2025 | 157.23 | 2 |
| Sep 2025 | 155.49 | 2 |
| May 2025 | 163.03 | 2 |
| Feb 2025 | 161.39 | 2 |
| Oct 2024 | 156.28 | 2 |
| Jul 2024 | 153.44 | 2 |
| May 2024 | 158.23 | 2 |
| Mar 2024 | 161.24 | 2 |
| Nov 2023 | 159.37 | 2 |
| Oct 2023 | 154.03 | 2 |
| Jul 2023 | 144.11 | 1 |
| May 2023 | 168.10 | 1 |
| Feb 2023 | 157.00 | 1 |
| Nov 2022 | 160.87 | 1 |
| Aug 2022 | 158.86 | 1 |
| Jun 2022 | 159.17 | 1 |
| Jan 2021 | 160.72 | 2 |
| Oct 2020 | 164.19 | 2 |
| Apr 2020 | 161.44 | 2 |
| Jan 2020 | 161.70 | 2 |
| Nov 2019 | 159.63 | 2 |
| Jul 2019 | 143.27 | 2 |
| May 2019 | 162.76 | 2 |
| Mar 2019 | 164.36 | 2 |
| Dec 2018 | 159.17 | 2 |
| Oct 2018 | 160.38 | 2 |
| Jul 2018 | 159.54 | 2 |
| May 2018 | 168.45 | 2 |
| Mar 2018 | 157.04 | 2 |
| Jan 2018 | 168.60 | 2 |
| Oct 2017 | 160.87 | 2 |
| Aug 2017 | 160.72 | 2 |
| Jun 2017 | 165.54 | 2 |
| Apr 2017 | 166.87 | 2 |
| Jan 2017 | 163.02 | 2 |
| Nov 2016 | 162.80 | 2 |
| Aug 2016 | 163.09 | 2 |
| Jun 2016 | 162.59 | 2 |
| Apr 2016 | 160.62 | 2 |
| Feb 2016 | 164.38 | 2 |
| Dec 2015 | 164.07 | 2 |
| Sep 2015 | 164.63 | 2 |
| Jul 2015 | 151.75 | 2 |
| May 2015 | 159.92 | 2 |
| Mar 2015 | 161.45 | 2 |
| Jan 2015 | 164.21 | 2 |
| Nov 2014 | 165.99 | 2 |
| Sep 2014 | 154.03 | 2 |
| Jul 2014 | 158.86 | 2 |
| May 2014 | 157.07 | 2 |
| Apr 2014 | 161.62 | 2 |
| Mar 2014 | 167.54 | 2 |
| Feb 2014 | 158.79 | 2 |
| Dec 2013 | 162.35 | 2 |
| Nov 2013 | 162.21 | 2 |
| Sep 2013 | 154.76 | 2 |
| Aug 2013 | 162.84 | 2 |
| Jun 2013 | 158.11 | 2 |
| Apr 2013 | 164.93 | 2 |
| Mar 2013 | 162.33 | 2 |
| Jan 2013 | 162.79 | 2 |
| Dec 2012 | 165.85 | 2 |
| Oct 2012 | 162.92 | 2 |
| Aug 2012 | 166.18 | 2 |
| Jul 2012 | 160.54 | 2 |
| May 2012 | 162.30 | 2 |
| Mar 2012 | 161.13 | 2 |
| Feb 2012 | 161.80 | 2 |
| Jan 2012 | 166.55 | 2 |
| Dec 2011 | 168.49 | 2 |
| Nov 2011 | 171.72 | 2 |
| Oct 2011 | 155.59 | 2 |
| Aug 2011 | 160.60 | 2 |
| Jun 2011 | 159.98 | 2 |
| May 2011 | 319.43 | 2 |
| Apr 2011 | 167.97 | 2 |
| Mar 2011 | 162.89 | 2 |
| Feb 2011 | 169.12 | 2 |
| Jan 2011 | 166.00 | 2 |
| Dec 2010 | 163.94 | 2 |
| Nov 2010 | 156.77 | 2 |
| Oct 2010 | 164.02 | 2 |
| Sep 2010 | 326.88 | 2 |
| Aug 2010 | 162.64 | 2 |
| Jul 2010 | 169.07 | 2 |
| Jun 2010 | 157.61 | 2 |
| May 2010 | 162.62 | 2 |
| Apr 2010 | 325.17 | 2 |
| Mar 2010 | 170.66 | 2 |
| Feb 2010 | 330.76 | 2 |
| Jan 2010 | 167.43 | 2 |
| Dec 2009 | 169.97 | 2 |
| Nov 2009 | 329.85 | 2 |
| Oct 2009 | 163.12 | 2 |
| Sep 2009 | 162.67 | 2 |
| Aug 2009 | 160.39 | 2 |
| Jul 2009 | 154.58 | 2 |
| Jun 2009 | 158.75 | 2 |
| Apr 2009 | 163.14 | 2 |
| Mar 2009 | 326.33 | 2 |
| Feb 2009 | 172.07 | 2 |
| Jan 2009 | 167.53 | 2 |
| Dec 2008 | 164.59 | 2 |
| Nov 2008 | 161.62 | 2 |
| Oct 2008 | 164.35 | 2 |
| Aug 2008 | 45.56 | 1 |
| Jun 2008 | 169.47 | 1 |
| May 2008 | 182.18 | 1 |
| Apr 2008 | 184.88 | 1 |
| Feb 2008 | 168.89 | 1 |
| Dec 2007 | 184.07 | 1 |
| Nov 2007 | 184.24 | 1 |
| Sep 2007 | 175.00 | 1 |
| Aug 2007 | 172.76 | 1 |
| Jun 2007 | 179.92 | 1 |
| May 2007 | 163.75 | 1 |
| Apr 2007 | 179.41 | 1 |
| Mar 2007 | 178.57 | 1 |
| Jan 2007 | 184.04 | 1 |
| Nov 2006 | 179.63 | 1 |
| Sep 2006 | 168.86 | 1 |
| Aug 2006 | 179.90 | 1 |
| Jun 2006 | 173.78 | 1 |
| May 2006 | 182.71 | 1 |
| Apr 2006 | 177.18 | 1 |
| Feb 2006 | 179.96 | 1 |
| Jan 2006 | 162.64 | 1 |
| Dec 2005 | 178.23 | 1 |
| Oct 2005 | 184.88 | 1 |
| Sep 2005 | 183.79 | 1 |
| Jul 2005 | 173.45 | 1 |
| Jun 2005 | 200.21 | 1 |
| May 2005 | 186.13 | 1 |
| Mar 2005 | 172.24 | 1 |
| Feb 2005 | 182.42 | 1 |
| Jan 2005 | 169.93 | 1 |
| Dec 2004 | 173.12 | 1 |
| Nov 2004 | 182.74 | 1 |
| Sep 2004 | 209.77 | 1 |
| Aug 2004 | 170.28 | 1 |
| Jul 2004 | 168.39 | 1 |
| Jun 2004 | 344.48 | 1 |
| May 2004 | 173.60 | 1 |
| Apr 2004 | 180.64 | 1 |
| Oct 2003 | 177.50 | 1 |
| Sep 2003 | 178.52 | 1 |
| May 2003 | 177.60 | 1 |
| Mar 2003 | 167.54 | 1 |
| Jan 2003 | 184.92 | 1 |
| Dec 2002 | 162.12 | 1 |
| Oct 2002 | 173.34 | 1 |
| May 2002 | 165.94 | 1 |
| Mar 2002 | 183.40 | 1 |
| Feb 2002 | 175.35 | 1 |
| Jan 2002 | 189.79 | 1 |
| Sep 2001 | 176.42 | 1 |
| May 2001 | 182.46 | 1 |
| Apr 2001 | 181.42 | 1 |
| Mar 2001 | 183.37 | 1 |
| Feb 2001 | 185.27 | 1 |
| Jan 2001 | 182.55 | 1 |
| Dec 2000 | 178.42 | 1 |
| Sep 2000 | 164.13 | 1 |
| Aug 2000 | 189.92 | 1 |
| Jun 2000 | 187.69 | 1 |
| May 2000 | 175.17 | 1 |
| Apr 2000 | 169.43 | 1 |
| Mar 2000 | 180.09 | 1 |
| Feb 2000 | 175.43 | 1 |
| Jan 2000 | 178.56 | 1 |
| Dec 1999 | 177.80 | 1 |
| Nov 1999 | 176.84 | 1 |
| Oct 1999 | 173.06 | 1 |
| Aug 1998 | 175.11 | 1 |
| Apr 1998 | 185.18 | 1 |
| Mar 1998 | 15.47 | 1 |
| Jan 1998 | 7.35 | 1 |
| Dec 1997 | 162.91 | 1 |
| Nov 1997 | 12.03 | 1 |
| Apr 1997 | 173.41 | 1 |
| Feb 1997 | 202.52 | 1 |
| Sep 1996 | 170.18 | 1 |
| Jul 1996 | 177.03 | 1 |
| Jun 1996 | 4.04 | 1 |
| May 1996 | 181.45 | 1 |
| Mar 1996 | 185.60 | 1 |
| Jan 1996 | 22.08 | 1 |
| Dec 1995 | 199.00 | 1 |
| Nov 1995 | 30.00 | 1 |
| Oct 1995 | 184.00 | 1 |
| Aug 1995 | 233.00 | 1 |
| Jun 1995 | 254.00 | 1 |
| Mar 1995 | 247.00 | 1 |
| Dec 1994 | 240.00 | 1 |
| Oct 1994 | 263.00 | 1 |
| Aug 1994 | 260.00 | 1 |
| May 1994 | 264.00 | 1 |
| Feb 1994 | 266.00 | 1 |
| Dec 1993 | 273.00 | 1 |
| Oct 1993 | 267.00 | 1 |
| Aug 1993 | 256.00 | 1 |
| May 1993 | 254.00 | 1 |
| Mar 1993 | 273.00 | 1 |
| Jan 1993 | 247.00 | 1 |
| Nov 1992 | 261.00 | 1 |
| Aug 1992 | 253.00 | 1 |
| Jun 1992 | 260.00 | 1 |
| Mar 1992 | 263.00 | 1 |
| Jan 1992 | 302.00 | 1 |
| Nov 1991 | 245.00 | 1 |
| Sep 1991 | 256.00 | 1 |
| Jul 1991 | 232.00 | 1 |
| May 1991 | 259.00 | 1 |
| Apr 1991 | 244.00 | 1 |
| Feb 1991 | 248.00 | 1 |
| Dec 1990 | 237.00 | 1 |
| Oct 1990 | 134.00 | 1 |
| Sep 1990 | 235.00 | 1 |
| Jul 1990 | 240.00 | 1 |
| May 1990 | 246.00 | 1 |
| Mar 1990 | 238.00 | 1 |
| Jan 1990 | 243.00 | 1 |
| Nov 1989 | 233.00 | 1 |
| Sep 1989 | 246.00 | 1 |
| Jun 1989 | 259.00 | 1 |
| Apr 1989 | 259.00 | 1 |
| Feb 1989 | 250.00 | 1 |
| Nov 1988 | 257.00 | 1 |
| Sep 1988 | 247.00 | 1 |
| Jul 1988 | 236.00 | 1 |
| May 1988 | 252.00 | 1 |
| Mar 1988 | 259.00 | 1 |
| Jan 1988 | 250.00 | 1 |
| Nov 1987 | 255.00 | 1 |
| Sep 1987 | 248.00 | 1 |
| Jul 1987 | 239.00 | 1 |
| May 1987 | 255.00 | 1 |
| Mar 1987 | 250.00 | 1 |
| Jan 1987 | 252.00 | 1 |
| Nov 1986 | 248.00 | 1 |
| Sep 1986 | 245.00 | 1 |
| Jul 1986 | 240.00 | 1 |
| Jun 1986 | 266.00 | 1 |
| Apr 1986 | 270.00 | 1 |
| Feb 1986 | 240.00 | 1 |
| Dec 1985 | 237.00 | 1 |
| Nov 1985 | 249.00 | 1 |
| Sep 1985 | 251.00 | 1 |
| Jul 1985 | 267.00 | 1 |
| Jun 1985 | 242.00 | 1 |
| May 1985 | 242.00 | 1 |
| Mar 1985 | 253.00 | 1 |
| Feb 1985 | 238.00 | 1 |
| Jan 1985 | 252.00 | 1 |
| Dec 1984 | 247.00 | 1 |
| Nov 1984 | 245.00 | 1 |
| Sep 1984 | 252.00 | 1 |
| Jul 1984 | 254.00 | 1 |
| Jun 1984 | 256.00 | 1 |
| Apr 1984 | 260.00 | 1 |
| Mar 1984 | 238.00 | 1 |
| Jan 1984 | 246.00 | 1 |
| Dec 1983 | 245.00 | 1 |
| Nov 1983 | 234.00 | 1 |
| Sep 1983 | 257.00 | 1 |
| Aug 1983 | 247.00 | 1 |
| Jul 1983 | 258.00 | 1 |
| Jun 1983 | 263.00 | 1 |
| May 1983 | 252.00 | 1 |
| Mar 1983 | 247.00 | 1 |
| Feb 1983 | 251.00 | 1 |
| Jan 1983 | 268.00 | 1 |
| Nov 1982 | 245.00 | 1 |
| Sep 1982 | 247.00 | 1 |
| Aug 1982 | 254.00 | 1 |
| Jun 1982 | 232.00 | 1 |
| May 1982 | 236.00 | 1 |
| Apr 1982 | 242.00 | 1 |
| Mar 1982 | 276.00 | 1 |
| Dec 1981 | 272.00 | 1 |
| Oct 1981 | 230.00 | 1 |
| Jul 1981 | 271.00 | 1 |
| Jun 1981 | 232.00 | 1 |
| May 1981 | 262.00 | 1 |
| Jan 1981 | 213.00 | 1 |
| Sep 1980 | 184.00 | 1 |
| May 1980 | 174.00 | 1 |
| Mar 1980 | 189.00 | 1 |
| Feb 1980 | 223.00 | 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
9 wells the state's well register assigns to this lease. Every one has a page.
| Well | No. | Operator | Status |
|---|---|---|---|
| J. J. O'CONNOR | 4 | Landmark Resources, Inc. | Converted to EOR Well |
| O'Connor, J.J. 'A' | 4 | unavailable | Plugged and Abandoned |
| O'Connor, J.J. 'A' | 3 | unavailable | Converted to EOR Well |
| O'Connor, J.J. | 2 | unavailable | Plugged and Abandoned |
| O'Connor, J.J. 'A' | 2 | unavailable | Converted to SWD Well |
| O'CONNOR | 1 | Joe Gerstner Oil, LLC | Producing |
| O'CONNER | 1 | McNames and Patterson | Expired Intent to Drill (C-1) |
| O'CONNOR | 2 | Joe Gerstner Oil, LLC | Producing |
| O'CONNER | 6 | unavailable | — |
Location
39.095043, -99.601342 · Sec 13 T11S R21W
Kansas Geological Survey data, corpus built 2026-09-07. Lease 1001120323. The state’s own record.