NORMAN
Lease 1001131488 · Harvey County, Kansas · SWSWNE Sec 4 T23S R2E · DOR 125733
Oil1981–20251 well
Operator
Lachenmayr Oil LLC
Cumulative (state figure)
22,555.04 bbl
First production
1981
Last production
2025
Location (PLSS)
SWSWNE Sec 4 T23S R2E
Monthly oil production
148 months filed with the Kansas Geological Survey, Aug 1981 to Dec 2025. 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
22,555.00 bbl
Months filed
148
Most wells in a month
1
| Month | Oil (bbl) | Wells |
|---|---|---|
| Dec 2025 | 68.86 | 1 |
| Sep 2025 | 34.01 | 1 |
| Oct 2024 | 59.74 | 1 |
| Jul 2024 | 60.83 | 1 |
| May 2024 | 59.48 | 1 |
| Feb 2024 | 50.38 | 1 |
| Nov 2023 | 51.35 | 1 |
| Aug 2023 | 58.57 | 1 |
| Jun 2023 | 87.28 | 1 |
| Mar 2023 | 77.37 | 1 |
| Dec 2022 | 86.60 | 1 |
| Sep 2022 | 96.75 | 1 |
| May 2022 | 92.70 | 1 |
| Apr 2022 | 78.44 | 1 |
| Dec 2021 | 60.50 | 1 |
| Nov 2021 | 166.12 | 1 |
| Apr 2021 | 157.87 | 1 |
| Nov 2020 | 139.22 | 1 |
| Oct 2019 | 162.62 | 1 |
| May 2019 | 161.77 | 1 |
| Nov 2018 | 158.37 | 1 |
| May 2018 | 155.22 | 1 |
| Oct 2017 | 157.94 | 1 |
| May 2017 | 147.77 | 1 |
| Dec 2016 | 140.91 | 1 |
| Jun 2016 | 154.86 | 1 |
| Dec 2015 | 157.01 | 1 |
| Jul 2015 | 160.58 | 1 |
| Feb 2015 | 160.48 | 1 |
| Sep 2014 | 160.04 | 1 |
| Apr 2014 | 149.62 | 1 |
| Dec 2013 | 156.07 | 1 |
| Jul 2013 | 157.41 | 1 |
| Jan 2013 | 158.81 | 1 |
| Aug 2012 | 158.70 | 1 |
| Mar 2012 | 157.21 | 1 |
| Oct 2011 | 162.12 | 1 |
| May 2011 | 150.09 | 1 |
| Jan 2011 | 165.77 | 1 |
| Aug 2010 | 160.10 | 1 |
| Apr 2010 | 165.76 | 1 |
| Feb 2010 | 170.17 | 1 |
| Nov 2009 | 165.44 | 1 |
| Sep 2008 | 140.78 | 1 |
| Feb 2008 | 151.00 | 1 |
| Aug 2007 | 159.96 | 1 |
| Apr 2007 | 161.32 | 1 |
| Nov 2006 | 162.94 | 1 |
| Jun 2006 | 157.32 | 1 |
| Jan 2006 | 163.36 | 1 |
| Oct 2005 | 161.31 | 1 |
| Aug 2005 | 157.66 | 1 |
| Apr 2005 | 167.09 | 1 |
| Dec 2004 | 159.90 | 1 |
| Sep 2004 | 160.76 | 1 |
| Jun 2004 | 160.29 | 1 |
| Mar 2004 | 161.35 | 1 |
| Oct 2003 | 159.63 | 1 |
| Jul 2003 | 155.09 | 1 |
| Apr 2003 | 158.24 | 1 |
| Jan 2003 | 157.02 | 1 |
| Sep 2002 | 162.98 | 1 |
| Jun 2002 | 162.56 | 1 |
| Apr 2002 | 163.72 | 1 |
| Jan 2002 | 164.08 | 1 |
| Oct 2001 | 159.38 | 1 |
| Aug 2001 | 166.73 | 1 |
| Jun 2001 | 162.72 | 1 |
| Feb 2001 | 151.82 | 1 |
| Oct 2000 | 162.77 | 1 |
| May 2000 | 160.82 | 1 |
| Jan 2000 | 162.26 | 1 |
| Sep 1999 | 160.57 | 1 |
| Jun 1999 | 165.49 | 1 |
| Mar 1999 | 166.38 | 1 |
| Oct 1998 | 165.72 | 1 |
| May 1998 | 164.36 | 1 |
| Jan 1998 | 169.55 | 1 |
| Aug 1997 | 158.37 | 1 |
| Apr 1997 | 161.16 | 1 |
| Nov 1996 | 164.56 | 1 |
| Jul 1996 | 158.79 | 1 |
| Mar 1996 | 154.32 | 1 |
| Oct 1995 | 153.00 | 1 |
| Jun 1995 | 157.00 | 1 |
| Feb 1995 | 162.00 | 1 |
| Oct 1994 | 155.00 | 1 |
| Jul 1994 | 163.00 | 1 |
| Apr 1994 | 158.00 | 1 |
| Dec 1993 | 162.00 | 1 |
| Aug 1993 | 162.00 | 1 |
| Jun 1993 | 162.00 | 1 |
| Mar 1993 | 165.00 | 1 |
| Nov 1992 | 170.00 | 1 |
| Aug 1992 | 161.00 | 1 |
| May 1992 | 163.00 | 1 |
| Feb 1992 | 158.00 | 1 |
| Nov 1991 | 152.00 | 1 |
| Jul 1991 | 164.00 | 1 |
| Apr 1991 | 160.00 | 1 |
| Jan 1991 | 160.00 | 1 |
| Oct 1990 | 164.00 | 1 |
| Jul 1990 | 159.00 | 1 |
| Apr 1990 | 163.00 | 1 |
| Jan 1990 | 158.00 | 1 |
| Oct 1989 | 160.00 | 1 |
| Jul 1989 | 157.00 | 1 |
| Feb 1989 | 146.00 | 1 |
| Oct 1988 | 153.00 | 1 |
| Jul 1988 | 162.00 | 1 |
| Apr 1988 | 163.00 | 1 |
| Dec 1987 | 159.00 | 1 |
| Sep 1987 | 162.00 | 1 |
| Jun 1987 | 170.00 | 1 |
| Apr 1987 | 199.00 | 1 |
| Aug 1986 | 154.00 | 1 |
| Jun 1986 | 162.00 | 1 |
| Mar 1986 | 162.00 | 1 |
| Jan 1986 | 164.00 | 1 |
| Oct 1985 | 162.00 | 1 |
| Aug 1985 | 161.00 | 1 |
| May 1985 | 162.00 | 1 |
| Mar 1985 | 163.00 | 1 |
| Feb 1985 | 165.00 | 1 |
| Dec 1984 | 163.00 | 1 |
| Oct 1984 | 161.00 | 1 |
| Aug 1984 | 161.00 | 1 |
| Jun 1984 | 159.00 | 1 |
| May 1984 | 163.00 | 1 |
| Apr 1984 | 164.00 | 1 |
| Feb 1984 | 329.00 | 1 |
| Dec 1983 | 163.00 | 1 |
| Sep 1983 | 162.00 | 1 |
| Jul 1983 | 160.00 | 1 |
| May 1983 | 161.00 | 1 |
| Mar 1983 | 164.00 | 1 |
| Jan 1983 | 165.00 | 1 |
| Dec 1982 | 166.00 | 1 |
| Oct 1982 | 163.00 | 1 |
| Sep 1982 | 163.00 | 1 |
| Jul 1982 | 162.00 | 1 |
| May 1982 | 164.00 | 1 |
| Mar 1982 | 163.00 | 1 |
| Jan 1982 | 165.00 | 1 |
| Dec 1981 | 164.00 | 1 |
| Oct 1981 | 164.00 | 1 |
| Sep 1981 | 162.00 | 1 |
| Aug 1981 | 162.00 | 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
1 well the state's well register assigns to this lease. Every one has a page.
| Well | No. | Operator | Status |
|---|---|---|---|
| NORMAN | 1 | Lachenmayr Oil LLC | Producing |
Location
38.080442, -97.216319 · SWSWNE Sec 4 T23S R2E
Kansas Geological Survey data, corpus built 2026-09-07. Lease 1001131488. The state’s own record.