SIEKER
Lease 1001111404 · Stafford County, Kansas · NENENW Sec 5 T21S R12W · DOR 103690
Monthly oil production
178 months filed with the Kansas Geological Survey, Jan 1980 to Apr 2026. Volumes are bbl at lease level — a lease can cover many wells, so this is not a well's output.
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 60,769.77 bbl.
| Month | Oil (bbl) | Wells |
|---|---|---|
| Apr 2026 | 155.40 | 1 |
| Dec 2025 | 156.01 | 1 |
| Jul 2025 | 154.10 | 1 |
| Mar 2025 | 156.27 | 1 |
| Sep 2024 | 154.02 | 1 |
| May 2024 | 155.35 | 1 |
| Dec 2023 | 159.40 | 1 |
| Aug 2023 | 153.63 | 1 |
| May 2023 | 152.61 | 1 |
| Jan 2023 | 159.02 | 1 |
| Sep 2022 | 155.38 | 1 |
| May 2022 | 151.19 | 1 |
| Jan 2022 | 162.46 | 1 |
| Oct 2021 | 152.66 | 1 |
| Jun 2021 | 154.48 | 1 |
| Jan 2021 | 153.92 | 1 |
| Oct 2020 | 153.07 | 1 |
| Jun 2020 | 152.51 | 1 |
| Mar 2020 | 153.66 | 1 |
| Nov 2019 | 157.83 | 1 |
| Aug 2019 | 149.54 | 1 |
| May 2019 | 158.57 | 1 |
| Jan 2019 | 153.61 | 1 |
| Oct 2018 | 153.32 | 1 |
| Jul 2018 | 151.84 | 1 |
| Apr 2018 | 15.00 | 1 |
| Mar 2018 | 153.69 | 1 |
| Nov 2017 | 150.52 | 1 |
| Aug 2017 | 154.15 | 1 |
| Apr 2017 | 154.55 | 1 |
| Jan 2017 | 168.30 | 1 |
| Aug 2016 | 159.86 | 1 |
| May 2016 | 166.12 | 1 |
| Jan 2016 | 152.89 | 1 |
| Aug 2015 | 156.36 | 1 |
| Apr 2015 | 157.37 | 1 |
| Dec 2014 | 159.13 | 1 |
| Aug 2014 | 158.71 | 1 |
| May 2014 | 154.11 | 1 |
| Jan 2014 | 160.56 | 1 |
| Sep 2013 | 157.04 | 1 |
| Jun 2013 | 156.29 | 1 |
| Feb 2013 | 169.04 | 1 |
| Oct 2012 | 161.38 | 1 |
| Jun 2012 | 153.63 | 1 |
| Feb 2012 | 170.66 | 1 |
| Nov 2011 | 156.21 | 1 |
| Jul 2011 | 157.55 | 1 |
| Mar 2011 | 164.16 | 1 |
| Dec 2010 | 158.14 | 1 |
| Aug 2010 | 156.56 | 1 |
| Apr 2010 | 160.91 | 1 |
| Dec 2009 | 155.08 | 1 |
| Aug 2009 | 152.10 | 1 |
| May 2009 | 156.95 | 1 |
| Jan 2009 | 162.75 | 1 |
| Sep 2008 | 161.12 | 1 |
| Aug 2008 | 8.77 | 1 |
| May 2008 | 159.79 | 1 |
| Jan 2008 | 178.80 | 1 |
| Jul 2007 | 156.26 | 1 |
| Mar 2007 | 153.03 | 1 |
| Oct 2006 | 166.23 | 1 |
| Jun 2006 | 154.34 | 1 |
| Feb 2006 | 157.20 | 1 |
| Nov 2005 | 158.02 | 1 |
| Jul 2005 | 154.67 | 1 |
| Apr 2005 | 160.85 | 1 |
| Jan 2005 | 176.12 | 1 |
| Sep 2004 | 169.46 | 1 |
| Jun 2004 | 170.02 | 1 |
| Mar 2004 | 173.90 | 1 |
| Nov 2003 | 171.42 | 1 |
| Aug 2003 | 169.56 | 1 |
| May 2003 | 169.77 | 1 |
| Feb 2003 | 165.65 | 1 |
| Oct 2002 | 169.13 | 1 |
| Jul 2002 | 165.70 | 1 |
| Apr 2002 | 168.24 | 1 |
| Jan 2002 | 172.85 | 1 |
| Oct 2001 | 173.84 | 1 |
| Jun 2001 | 168.34 | 1 |
| Mar 2001 | 169.38 | 1 |
| Dec 2000 | 172.90 | 1 |
| Aug 2000 | 165.44 | 1 |
| Jun 2000 | 167.86 | 1 |
| Mar 2000 | 170.32 | 1 |
| Dec 1999 | 172.36 | 1 |
| Aug 1999 | 169.29 | 1 |
| May 1999 | 168.37 | 1 |
| Feb 1999 | 174.78 | 1 |
| Nov 1998 | 173.72 | 1 |
| Sep 1998 | 171.53 | 1 |
| May 1998 | 169.70 | 1 |
| Mar 1998 | 174.89 | 1 |
| Dec 1997 | 172.21 | 1 |
| Sep 1997 | 172.33 | 1 |
| Jun 1997 | 169.18 | 1 |
| Mar 1997 | 171.65 | 1 |
| Jan 1997 | 173.46 | 1 |
| Oct 1996 | 172.76 | 1 |
| Jul 1996 | 169.51 | 1 |
| May 1996 | 171.66 | 1 |
| Jan 1996 | 176.77 | 1 |
| Nov 1995 | 173.00 | 1 |
| Jul 1995 | 172.00 | 1 |
| May 1995 | 175.00 | 1 |
| Feb 1995 | 174.00 | 1 |
| Dec 1994 | 176.00 | 1 |
| Sep 1994 | 171.00 | 1 |
| Jun 1994 | 171.00 | 1 |
| Mar 1994 | 174.00 | 1 |
| Jan 1994 | 174.00 | 1 |
| Oct 1993 | 173.00 | 1 |
| Aug 1993 | 171.00 | 1 |
| Jun 1993 | 172.00 | 1 |
| Apr 1993 | 174.00 | 1 |
| Jan 1993 | 215.00 | 1 |
| Dec 1992 | 161.00 | 1 |
| Sep 1992 | 162.00 | 1 |
| May 1992 | 161.00 | 1 |
| Apr 1992 | 162.00 | 1 |
| Feb 1992 | 162.00 | 1 |
| Nov 1991 | 164.00 | 1 |
| Aug 1991 | 178.00 | 1 |
| May 1991 | 175.00 | 1 |
| Feb 1991 | 180.00 | 1 |
| Nov 1990 | 164.00 | 1 |
| Aug 1990 | 177.00 | 1 |
| Jun 1990 | 160.00 | 1 |
| Apr 1990 | 183.00 | 1 |
| Jan 1990 | 187.00 | 1 |
| Sep 1989 | 197.00 | 1 |
| Jun 1989 | 169.00 | 1 |
| May 1989 | 197.00 | 1 |
| Feb 1989 | 201.00 | 1 |
| Dec 1988 | 201.00 | 1 |
| Sep 1988 | 195.00 | 1 |
| Jun 1988 | 196.00 | 1 |
| Apr 1988 | 197.00 | 1 |
| Jan 1988 | 201.00 | 1 |
| Oct 1987 | 194.00 | 1 |
| Jul 1987 | 187.00 | 1 |
| May 1987 | 197.00 | 1 |
| Feb 1987 | 198.00 | 1 |
| Dec 1986 | 200.00 | 1 |
| Oct 1986 | 198.00 | 1 |
| Jul 1986 | 196.00 | 1 |
| Apr 1986 | 198.00 | 1 |
| Feb 1986 | 186.00 | 1 |
| Dec 1985 | 202.00 | 1 |
| Sep 1985 | 200.00 | 1 |
| Jun 1985 | 197.00 | 1 |
| Apr 1985 | 198.00 | 1 |
| Jan 1985 | 200.00 | 1 |
| Nov 1984 | 199.00 | 1 |
| Aug 1984 | 196.00 | 1 |
| Apr 1984 | 201.00 | 1 |
| Dec 1983 | 199.00 | 1 |
| Aug 1983 | 195.00 | 1 |
| Jun 1983 | 196.00 | 1 |
| Mar 1983 | 181.00 | 1 |
| Jan 1983 | 200.00 | 1 |
| Sep 1982 | 199.00 | 1 |
| Jul 1982 | 196.00 | 1 |
| Jun 1982 | 156.00 | 1 |
| Mar 1982 | 201.00 | 1 |
| Dec 1981 | 201.00 | 1 |
| Oct 1981 | 198.00 | 1 |
| Jul 1981 | 195.00 | 1 |
| May 1981 | 195.00 | 1 |
| Mar 1981 | 200.00 | 1 |
| Dec 1980 | 190.00 | 1 |
| Nov 1980 | 175.00 | 1 |
| Sep 1980 | 195.00 | 1 |
| Jul 1980 | 195.00 | 1 |
| Mar 1980 | 199.00 | 1 |
| Jan 1980 | 199.00 | 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 |
|---|---|---|---|
| SIEKER | 1 | Collins Oil, LLC | Producing |
Location
38.259978, -98.665988 · NENENW Sec 5 T21S R12W
Kansas Geological Survey data, corpus built 2026-09-07. Lease 1001111404. The state’s own record.