Hammer 19-4
Lease 1044578765 · Haskell County, Kansas · Sec 19 T30S R31W · DOR 143869
Oil2013–20261 well
Operator
Casillas Petroleum Corp
Cumulative (state figure)
25,800.94 bbl
First production
2013
Last production
2026
Location (PLSS)
Sec 19 T30S R31W
Monthly oil production
111 months filed with the Kansas Geological Survey, May 2013 to Jan 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
25,800.90 bbl
Months filed
111
Most wells in a month
1
| Month | Oil (bbl) | Wells |
|---|---|---|
| Jan 2026 | 293.83 | 1 |
| Oct 2025 | 153.23 | 1 |
| Jul 2025 | 155.65 | 1 |
| Apr 2025 | 157.56 | 1 |
| Jan 2025 | 161.87 | 1 |
| Dec 2024 | 170.35 | 1 |
| Nov 2024 | 343.35 | 1 |
| Oct 2024 | 152.15 | 1 |
| Aug 2024 | 152.56 | 1 |
| Jul 2024 | 146.89 | 1 |
| Jun 2024 | 156.36 | 1 |
| May 2024 | 161.05 | 1 |
| Apr 2024 | 162.10 | 1 |
| Feb 2024 | 167.98 | 1 |
| Jan 2024 | 332.89 | 1 |
| Dec 2023 | 169.66 | 1 |
| Nov 2023 | 169.68 | 1 |
| Sep 2023 | 155.00 | 1 |
| Jul 2023 | 165.65 | 1 |
| Jun 2023 | 164.13 | 1 |
| Mar 2023 | 152.47 | 1 |
| Dec 2022 | 161.12 | 1 |
| Oct 2022 | 159.30 | 1 |
| Aug 2022 | 175.88 | 1 |
| May 2022 | 169.95 | 1 |
| Mar 2022 | 167.44 | 1 |
| Jan 2022 | 160.39 | 1 |
| Oct 2021 | 151.17 | 1 |
| Sep 2021 | 154.73 | 1 |
| Jun 2021 | 153.68 | 1 |
| Apr 2021 | 164.36 | 1 |
| Feb 2021 | 167.76 | 1 |
| Nov 2020 | 157.65 | 1 |
| Sep 2020 | 165.22 | 1 |
| Aug 2020 | 163.23 | 1 |
| Jun 2020 | 166.11 | 1 |
| Apr 2020 | 164.29 | 1 |
| Mar 2020 | 163.93 | 1 |
| Dec 2019 | 157.15 | 1 |
| Nov 2019 | 136.99 | 1 |
| Oct 2019 | 164.97 | 1 |
| Aug 2019 | 159.07 | 1 |
| Jul 2019 | 166.82 | 1 |
| Jun 2019 | 165.29 | 1 |
| Apr 2019 | 173.48 | 1 |
| Feb 2019 | 174.55 | 1 |
| Jan 2019 | 158.97 | 1 |
| Dec 2018 | 164.74 | 1 |
| Oct 2018 | 158.83 | 1 |
| Sep 2018 | 179.94 | 1 |
| Aug 2018 | 162.10 | 1 |
| Jul 2018 | 164.87 | 1 |
| Jun 2018 | 176.50 | 1 |
| May 2018 | 172.54 | 1 |
| Mar 2018 | 333.42 | 1 |
| Jan 2018 | 156.34 | 1 |
| Dec 2017 | 193.02 | 1 |
| Nov 2017 | 164.85 | 1 |
| Oct 2017 | 163.63 | 1 |
| Sep 2017 | 177.27 | 1 |
| Aug 2017 | 166.30 | 1 |
| Jul 2017 | 183.07 | 1 |
| Jun 2017 | 328.74 | 1 |
| May 2017 | 168.88 | 1 |
| Apr 2017 | 166.66 | 1 |
| Mar 2017 | 161.04 | 1 |
| Feb 2017 | 314.87 | 1 |
| Jan 2017 | 163.85 | 1 |
| Dec 2016 | 159.88 | 1 |
| Nov 2016 | 369.25 | 1 |
| Oct 2016 | 144.76 | 1 |
| Sep 2016 | 320.44 | 1 |
| Aug 2016 | 161.96 | 1 |
| Jul 2016 | 318.84 | 1 |
| Jun 2016 | 158.28 | 1 |
| May 2016 | 309.37 | 1 |
| Apr 2016 | 158.68 | 1 |
| Mar 2016 | 337.89 | 1 |
| Feb 2016 | 163.02 | 1 |
| Jan 2016 | 305.28 | 1 |
| Dec 2015 | 351.65 | 1 |
| Nov 2015 | 163.30 | 1 |
| Oct 2015 | 317.78 | 1 |
| Sep 2015 | 353.16 | 1 |
| Aug 2015 | 366.21 | 1 |
| Jul 2015 | 343.93 | 1 |
| Jun 2015 | 170.30 | 1 |
| May 2015 | 371.35 | 1 |
| Apr 2015 | 352.12 | 1 |
| Mar 2015 | 369.30 | 1 |
| Feb 2015 | 183.82 | 1 |
| Jan 2015 | 366.37 | 1 |
| Nov 2014 | 185.15 | 1 |
| Oct 2014 | 353.70 | 1 |
| Sep 2014 | 357.01 | 1 |
| Aug 2014 | 359.76 | 1 |
| Jul 2014 | 369.07 | 1 |
| Jun 2014 | 362.51 | 1 |
| May 2014 | 545.68 | 1 |
| Apr 2014 | 360.90 | 1 |
| Mar 2014 | 606.56 | 1 |
| Feb 2014 | 549.91 | 1 |
| Jan 2014 | 503.07 | 1 |
| Dec 2013 | 352.45 | 1 |
| Nov 2013 | 184.55 | 1 |
| Oct 2013 | 346.73 | 1 |
| Sep 2013 | 11.55 | 1 |
| Aug 2013 | 181.09 | 1 |
| Jul 2013 | 548.82 | 1 |
| Jun 2013 | 552.38 | 1 |
| May 2013 | 363.74 | 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 |
|---|---|---|---|
| Hammer | 19-4 | Casillas Petroleum Corp | Producing |
Location
37.423920, -100.752121 · Sec 19 T30S R31W
Kansas Geological Survey data, corpus built 2026-09-07. Lease 1044578765. The state’s own record.