F. Werth Unit
Lease 1043385908 · Ellis County, Kansas · Sec 26 T12S R18W · DOR 141198
Oil2010–20261 well
Operator
Mai Oil Operations, Inc.
Cumulative (state figure)
16,694.09 bbl
First production
2010
Last production
2026
Location (PLSS)
Sec 26 T12S R18W
Monthly oil production
85 months filed with the Kansas Geological Survey, Oct 2010 to Mar 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
16,694.10 bbl
Months filed
85
Most wells in a month
1
| Month | Oil (bbl) | Wells |
|---|---|---|
| Mar 2026 | 161.63 | 1 |
| Feb 2026 | 159.66 | 1 |
| Jan 2026 | 162.15 | 1 |
| Nov 2025 | 161.18 | 1 |
| Oct 2025 | 164.81 | 1 |
| Sep 2025 | 161.24 | 1 |
| Aug 2025 | 164.97 | 1 |
| Jul 2025 | 160.61 | 1 |
| Jun 2025 | 165.02 | 1 |
| May 2025 | 160.61 | 1 |
| Apr 2025 | 164.23 | 1 |
| Mar 2025 | 163.71 | 1 |
| Feb 2025 | 165.20 | 1 |
| Jan 2025 | 163.06 | 1 |
| Dec 2024 | 165.92 | 1 |
| Nov 2024 | 164.04 | 1 |
| Oct 2024 | 165.23 | 1 |
| Sep 2024 | 163.83 | 1 |
| Aug 2024 | 305.22 | 1 |
| Jul 2024 | 160.52 | 1 |
| Jun 2024 | 324.49 | 1 |
| May 2024 | 161.72 | 1 |
| Apr 2024 | 481.51 | 1 |
| Mar 2024 | 155.24 | 1 |
| Feb 2024 | 161.77 | 1 |
| Jan 2024 | 155.12 | 1 |
| Dec 2023 | 163.98 | 1 |
| Nov 2023 | 162.34 | 1 |
| Oct 2023 | 165.26 | 1 |
| Sep 2023 | 161.72 | 1 |
| Aug 2023 | 164.54 | 1 |
| Jul 2023 | 163.68 | 1 |
| Jun 2023 | 322.58 | 1 |
| May 2023 | 161.96 | 1 |
| Apr 2023 | 163.26 | 1 |
| Mar 2023 | 329.02 | 1 |
| Feb 2023 | 326.92 | 1 |
| Jan 2023 | 321.86 | 1 |
| Dec 2022 | 357.44 | 1 |
| Nov 2019 | 161.36 | 1 |
| Sep 2018 | 162.22 | 1 |
| Jan 2018 | 131.57 | 1 |
| Jun 2017 | 160.76 | 1 |
| Dec 2016 | 161.17 | 1 |
| Jun 2016 | 161.75 | 1 |
| Nov 2015 | 150.30 | 1 |
| May 2015 | 162.27 | 1 |
| Jan 2015 | 159.96 | 1 |
| Oct 2014 | 161.66 | 1 |
| Jul 2014 | 160.01 | 1 |
| May 2014 | 158.57 | 1 |
| Apr 2014 | 164.57 | 1 |
| Feb 2014 | 163.31 | 1 |
| Jan 2014 | 179.31 | 1 |
| Oct 2013 | 150.61 | 1 |
| Aug 2013 | 156.52 | 1 |
| Jul 2013 | 163.08 | 1 |
| May 2013 | 159.71 | 1 |
| Apr 2013 | 168.16 | 1 |
| Feb 2013 | 165.02 | 1 |
| Jan 2013 | 155.31 | 1 |
| Nov 2012 | 161.84 | 1 |
| Oct 2012 | 166.61 | 1 |
| Sep 2012 | 163.97 | 1 |
| Jul 2012 | 160.31 | 1 |
| Jun 2012 | 158.86 | 1 |
| May 2012 | 160.63 | 1 |
| Apr 2012 | 163.15 | 1 |
| Mar 2012 | 158.75 | 1 |
| Feb 2012 | 157.11 | 1 |
| Jan 2012 | 163.90 | 1 |
| Dec 2011 | 166.21 | 1 |
| Nov 2011 | 317.60 | 1 |
| Sep 2011 | 159.41 | 1 |
| Aug 2011 | 323.20 | 1 |
| Jul 2011 | 163.35 | 1 |
| Jun 2011 | 162.27 | 1 |
| May 2011 | 325.85 | 1 |
| Apr 2011 | 156.17 | 1 |
| Mar 2011 | 331.45 | 1 |
| Feb 2011 | 164.85 | 1 |
| Jan 2011 | 335.79 | 1 |
| Dec 2010 | 497.95 | 1 |
| Nov 2010 | 330.06 | 1 |
| Oct 2010 | 320.35 | 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 |
|---|---|---|---|
| F. Werth Unit | 1 | Mai Oil Operations, Inc. | Producing |
Location
38.979725, -99.288185 · Sec 26 T12S R18W
Kansas Geological Survey data, corpus built 2026-09-07. Lease 1043385908. The state’s own record.