CLARK #1
Lease 1037175095 · Graham County, Kansas · Sec 12 T9S R25W · DOR 138307
Oil2007–20251 well
Operator
Sandlin Oil Corporation
Cumulative (state figure)
22,040.44 bbl
First production
2007
Last production
2025
Location (PLSS)
Sec 12 T9S R25W
Monthly oil production
97 months filed with the Kansas Geological Survey, May 2007 to Nov 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
22,040.40 bbl
Months filed
97
Most wells in a month
1
| Month | Oil (bbl) | Wells |
|---|---|---|
| Nov 2025 | 152.84 | 1 |
| May 2025 | 163.30 | 1 |
| Oct 2024 | 159.76 | 1 |
| Apr 2024 | 162.84 | 1 |
| Sep 2023 | 160.71 | 1 |
| Mar 2023 | 166.23 | 1 |
| Sep 2022 | 165.13 | 1 |
| Apr 2022 | 163.73 | 1 |
| Oct 2021 | 163.30 | 1 |
| May 2021 | 161.11 | 1 |
| Dec 2020 | 166.37 | 1 |
| Jul 2020 | 162.33 | 1 |
| Mar 2020 | 166.30 | 1 |
| Oct 2019 | 158.10 | 1 |
| Jun 2019 | 163.46 | 1 |
| Jan 2019 | 166.01 | 1 |
| Aug 2018 | 162.90 | 1 |
| Mar 2018 | 162.77 | 1 |
| Nov 2017 | 164.68 | 1 |
| Jul 2017 | 164.17 | 1 |
| Apr 2017 | 164.04 | 1 |
| Dec 2016 | 165.07 | 1 |
| Aug 2016 | 162.42 | 1 |
| May 2016 | 165.67 | 1 |
| Mar 2016 | 5.00 | 1 |
| Jan 2016 | 166.45 | 1 |
| Oct 2015 | 165.51 | 1 |
| Jul 2015 | 163.02 | 1 |
| Apr 2015 | 166.53 | 1 |
| Jan 2015 | 165.24 | 1 |
| Oct 2014 | 164.39 | 1 |
| Aug 2014 | 160.33 | 1 |
| May 2014 | 163.15 | 1 |
| Feb 2014 | 164.75 | 1 |
| Dec 2013 | 166.46 | 1 |
| Sep 2013 | 164.47 | 1 |
| Jul 2013 | 160.56 | 1 |
| May 2013 | 163.94 | 1 |
| Mar 2013 | 165.61 | 1 |
| Dec 2012 | 168.22 | 1 |
| Oct 2012 | 179.21 | 1 |
| Aug 2012 | 159.84 | 1 |
| Jun 2012 | 162.28 | 1 |
| Apr 2012 | 162.41 | 1 |
| Mar 2012 | 167.30 | 1 |
| Jan 2012 | 166.35 | 1 |
| Nov 2011 | 165.28 | 1 |
| Oct 2011 | 166.42 | 1 |
| Aug 2011 | 163.87 | 1 |
| Jul 2011 | 160.20 | 1 |
| Jun 2011 | 162.47 | 1 |
| Apr 2011 | 164.23 | 1 |
| Mar 2011 | 167.56 | 1 |
| Jan 2011 | 165.32 | 1 |
| Dec 2010 | 167.74 | 1 |
| Nov 2010 | 163.02 | 1 |
| Oct 2010 | 163.57 | 1 |
| Aug 2010 | 162.39 | 1 |
| Jul 2010 | 162.85 | 1 |
| Jun 2010 | 162.70 | 1 |
| May 2010 | 162.08 | 1 |
| Apr 2010 | 161.06 | 1 |
| Mar 2010 | 167.14 | 1 |
| Feb 2010 | 165.26 | 1 |
| Jan 2010 | 163.16 | 1 |
| Dec 2009 | 165.01 | 1 |
| Nov 2009 | 164.67 | 1 |
| Oct 2009 | 163.83 | 1 |
| Sep 2009 | 164.66 | 1 |
| Aug 2009 | 162.90 | 1 |
| Jul 2009 | 325.30 | 1 |
| Jun 2009 | 163.15 | 1 |
| May 2009 | 162.93 | 1 |
| Apr 2009 | 165.33 | 1 |
| Mar 2009 | 329.78 | 1 |
| Feb 2009 | 165.08 | 1 |
| Jan 2009 | 165.66 | 1 |
| Dec 2008 | 331.13 | 1 |
| Nov 2008 | 328.24 | 1 |
| Oct 2008 | 163.49 | 1 |
| Sep 2008 | 326.83 | 1 |
| Aug 2008 | 326.08 | 1 |
| Jul 2008 | 324.25 | 1 |
| Jun 2008 | 327.28 | 1 |
| May 2008 | 328.05 | 1 |
| Apr 2008 | 498.39 | 1 |
| Mar 2008 | 328.40 | 1 |
| Feb 2008 | 497.53 | 1 |
| Jan 2008 | 501.38 | 1 |
| Dec 2007 | 675.19 | 1 |
| Nov 2007 | 504.29 | 1 |
| Oct 2007 | 826.45 | 1 |
| Sep 2007 | 985.90 | 1 |
| Aug 2007 | 823.68 | 1 |
| Jul 2007 | 325.33 | 1 |
| Jun 2007 | 492.25 | 1 |
| May 2007 | 327.42 | 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 |
|---|---|---|---|
| CLARK | 1 | HG Oil Holdings, LLC | Producing |
Location
39.284165, -100.060185 · Sec 12 T9S R25W
Kansas Geological Survey data, corpus built 2026-09-07. Lease 1037175095. The state’s own record.