SCHEPMANN
Lease 1001138690 · Ellsworth County, Kansas · SWSWNW Sec 20 T17S R10W · DOR 126557
Oil1987–20263 wells
Operator
Big 'O'
Cumulative (state figure)
22,253.69 bbl
First production
1987
Last production
2026
Location (PLSS)
SWSWNW Sec 20 T17S R10W
Monthly oil production
136 months filed with the Kansas Geological Survey, Jan 1987 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
22,253.70 bbl
Months filed
136
Most wells in a month
1
| Month | Oil (bbl) | Wells |
|---|---|---|
| Apr 2026 | 159.61 | 1 |
| Dec 2025 | 163.58 | 1 |
| Aug 2025 | 158.67 | 1 |
| Apr 2025 | 162.00 | 1 |
| Dec 2024 | 163.96 | 1 |
| Sep 2024 | 159.98 | 1 |
| May 2024 | 159.99 | 1 |
| Feb 2024 | 165.26 | 1 |
| Oct 2023 | 164.03 | 1 |
| Jul 2023 | 163.51 | 1 |
| Mar 2023 | 160.81 | 1 |
| Dec 2022 | 167.03 | 1 |
| Aug 2022 | 159.82 | 1 |
| May 2022 | 164.06 | 1 |
| Feb 2022 | 165.73 | 1 |
| Nov 2021 | 164.57 | 1 |
| Aug 2021 | 161.54 | 1 |
| May 2021 | 165.32 | 1 |
| Feb 2021 | 157.33 | 1 |
| Nov 2020 | 162.99 | 1 |
| Aug 2020 | 159.55 | 1 |
| Jun 2020 | 163.10 | 1 |
| Feb 2020 | 166.07 | 1 |
| Nov 2019 | 163.01 | 1 |
| Aug 2019 | 159.96 | 1 |
| Jun 2019 | 164.55 | 1 |
| Mar 2019 | 177.71 | 1 |
| Nov 2018 | 166.88 | 1 |
| Sep 2018 | 161.59 | 1 |
| Jun 2018 | 160.68 | 1 |
| Apr 2018 | 160.95 | 1 |
| Jan 2018 | 167.79 | 1 |
| Nov 2017 | 159.29 | 1 |
| Aug 2017 | 162.68 | 1 |
| Jun 2017 | 160.36 | 1 |
| Mar 2017 | 163.54 | 1 |
| Jan 2017 | 163.24 | 1 |
| Nov 2016 | 163.59 | 1 |
| Aug 2016 | 162.31 | 1 |
| May 2016 | 165.87 | 1 |
| Feb 2016 | 162.24 | 1 |
| Nov 2015 | 162.85 | 1 |
| Aug 2015 | 156.35 | 1 |
| May 2015 | 162.86 | 1 |
| Feb 2015 | 165.44 | 1 |
| Nov 2014 | 167.78 | 1 |
| Aug 2014 | 159.23 | 1 |
| Jun 2014 | 167.72 | 1 |
| Mar 2014 | 159.50 | 1 |
| Jan 2014 | 163.90 | 1 |
| Nov 2013 | 162.57 | 1 |
| Sep 2013 | 162.27 | 1 |
| Aug 2013 | 162.26 | 1 |
| Jun 2013 | 163.22 | 1 |
| Apr 2013 | 168.32 | 1 |
| Mar 2013 | 164.89 | 1 |
| Jan 2013 | 166.42 | 1 |
| Nov 2012 | 163.76 | 1 |
| Oct 2012 | 163.66 | 1 |
| Aug 2012 | 161.75 | 1 |
| Jul 2012 | 164.22 | 1 |
| May 2012 | 161.36 | 1 |
| Apr 2012 | 162.24 | 1 |
| Mar 2012 | 162.21 | 1 |
| Jan 2012 | 168.48 | 1 |
| Dec 2011 | 161.28 | 1 |
| Nov 2011 | 161.73 | 1 |
| Oct 2011 | 164.43 | 1 |
| Sep 2011 | 161.86 | 1 |
| Aug 2011 | 159.06 | 1 |
| Jul 2011 | 159.96 | 1 |
| Jun 2011 | 159.78 | 1 |
| May 2011 | 164.39 | 1 |
| Apr 2011 | 163.59 | 1 |
| Mar 2011 | 163.90 | 1 |
| Feb 2011 | 162.84 | 1 |
| Jan 2011 | 167.11 | 1 |
| Dec 2010 | 163.34 | 1 |
| Nov 2010 | 164.31 | 1 |
| Oct 2010 | 324.28 | 1 |
| Sep 2010 | 159.33 | 1 |
| Aug 2010 | 160.72 | 1 |
| Jul 2010 | 161.40 | 1 |
| Jun 2010 | 314.74 | 1 |
| May 2010 | 160.63 | 1 |
| Dec 1995 | 42.00 | 1 |
| Dec 1993 | 34.00 | 1 |
| Jul 1993 | 102.00 | 1 |
| Apr 1993 | 35.00 | 1 |
| Sep 1992 | 41.00 | 1 |
| Aug 1992 | 42.00 | 1 |
| Jul 1992 | 29.00 | 1 |
| Jun 1992 | 40.00 | 1 |
| May 1992 | 42.00 | 1 |
| Apr 1992 | 17.00 | 1 |
| Mar 1992 | 35.00 | 1 |
| Feb 1992 | 45.00 | 1 |
| Jan 1992 | 94.00 | 1 |
| Nov 1991 | 45.00 | 1 |
| Oct 1991 | 50.00 | 1 |
| Sep 1991 | 53.00 | 1 |
| Aug 1991 | 54.00 | 1 |
| Jul 1991 | 50.00 | 1 |
| Jun 1991 | 78.00 | 1 |
| May 1991 | 53.00 | 1 |
| Apr 1991 | 66.00 | 1 |
| Mar 1991 | 66.00 | 1 |
| Feb 1991 | 87.00 | 1 |
| Jan 1991 | 104.00 | 1 |
| Dec 1990 | 84.00 | 1 |
| Nov 1990 | 84.00 | 1 |
| Sep 1990 | 128.00 | 1 |
| Aug 1990 | 314.00 | 1 |
| Feb 1989 | 165.00 | 1 |
| Dec 1988 | 164.00 | 1 |
| Oct 1988 | 166.00 | 1 |
| Sep 1988 | 163.00 | 1 |
| Jul 1988 | 164.00 | 1 |
| Jun 1988 | 157.00 | 1 |
| May 1988 | 165.00 | 1 |
| Apr 1988 | 166.00 | 1 |
| Mar 1988 | 167.00 | 1 |
| Feb 1988 | 169.00 | 1 |
| Jan 1988 | 169.00 | 1 |
| Dec 1987 | 169.00 | 1 |
| Nov 1987 | 333.00 | 1 |
| Oct 1987 | 165.00 | 1 |
| Sep 1987 | 166.00 | 1 |
| Aug 1987 | 323.00 | 1 |
| Jul 1987 | 492.00 | 1 |
| Jun 1987 | 147.00 | 1 |
| May 1987 | 472.00 | 1 |
| Apr 1987 | 486.00 | 1 |
| Mar 1987 | 465.00 | 1 |
| Feb 1987 | 494.00 | 1 |
| Jan 1987 | 646.00 | 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
3 wells the state's well register assigns to this lease. Every one has a page.
Location
38.559030, -98.460110 · SWSWNW Sec 20 T17S R10W
Kansas Geological Survey data, corpus built 2026-09-07. Lease 1001138690. The state’s own record.