GROSSHARDT A
Lease 1001111227 · Barton County, Kansas · N2NENW Sec 9 T17S R11W · DOR 103513
Oil1941–20266 wells
Operator
Patterson Energy LLC
Cumulative (state figure)
852,143.20 bbl
First production
1941
Last production
2026
Location (PLSS)
N2NENW Sec 9 T17S R11W
Monthly oil production
199 months filed with the Kansas Geological Survey, Jan 1980 to Feb 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
38,077.20 bbl
Months filed
199
Most wells in a month
6
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 852,143.20 bbl.
| Month | Oil (bbl) | Wells |
|---|---|---|
| Feb 2026 | 157.51 | 1 |
| Oct 2025 | 164.77 | 1 |
| Feb 2025 | 162.64 | 1 |
| Sep 2024 | 161.76 | 1 |
| Jan 2024 | 157.38 | 1 |
| Sep 2023 | 169.61 | 1 |
| Mar 2023 | 154.26 | 1 |
| Jun 2022 | 155.09 | 1 |
| Dec 2021 | 157.89 | 1 |
| Feb 2021 | 130.11 | 1 |
| Sep 2020 | 154.34 | 1 |
| May 2020 | 154.77 | 1 |
| Dec 2019 | 156.82 | 1 |
| May 2019 | 159.41 | 1 |
| Mar 2018 | 12.99 | 1 |
| Jan 2018 | 166.16 | 1 |
| Sep 2017 | 155.67 | 1 |
| Jun 2017 | 155.53 | 1 |
| Mar 2017 | 163.55 | 1 |
| Nov 2016 | 157.31 | 1 |
| Jul 2016 | 149.73 | 1 |
| Apr 2016 | 158.45 | 1 |
| Dec 2015 | 132.15 | 1 |
| Sep 2015 | 154.92 | 1 |
| Jun 2015 | 155.33 | 1 |
| Feb 2015 | 161.54 | 1 |
| Nov 2014 | 162.04 | 1 |
| Aug 2014 | 162.16 | 1 |
| Apr 2014 | 145.45 | 1 |
| Oct 2013 | 152.81 | 1 |
| Jul 2013 | 153.05 | 1 |
| Apr 2013 | 169.52 | 1 |
| Jan 2013 | 161.79 | 1 |
| Nov 2012 | 165.02 | 1 |
| Aug 2012 | 152.19 | 1 |
| May 2012 | 157.64 | 1 |
| Jan 2012 | 159.81 | 1 |
| Nov 2011 | 159.40 | 1 |
| Aug 2011 | 152.02 | 1 |
| Jun 2011 | 161.91 | 1 |
| Apr 2011 | 156.20 | 1 |
| Feb 2011 | 166.94 | 1 |
| Dec 2010 | 152.52 | 1 |
| Sep 2010 | 157.87 | 1 |
| Jul 2010 | 154.53 | 1 |
| May 2010 | 160.72 | 1 |
| Mar 2010 | 162.13 | 1 |
| Feb 2010 | 154.36 | 1 |
| Dec 2009 | 168.50 | 1 |
| Oct 2009 | 160.33 | 1 |
| Aug 2009 | 152.17 | 1 |
| Jul 2009 | 164.74 | 1 |
| May 2009 | 167.89 | 1 |
| Mar 2009 | 163.27 | 1 |
| Jan 2009 | 161.54 | 1 |
| Nov 2008 | 154.08 | 1 |
| Oct 2008 | 165.21 | 1 |
| Aug 2008 | 167.87 | 1 |
| Jun 2008 | 158.22 | 1 |
| Apr 2008 | 159.03 | 1 |
| Feb 2008 | 162.54 | 1 |
| Nov 2007 | 162.30 | 1 |
| Sep 2007 | 157.80 | 1 |
| Jun 2007 | 158.06 | 1 |
| Apr 2007 | 159.38 | 1 |
| Feb 2007 | 160.85 | 1 |
| Sep 2006 | 142.29 | 1 |
| Jun 2006 | 157.70 | 1 |
| Apr 2006 | 161.64 | 1 |
| Jan 2006 | 170.88 | 1 |
| Nov 2005 | 158.93 | 1 |
| Aug 2005 | 152.47 | 1 |
| Jun 2005 | 159.51 | 1 |
| Mar 2005 | 165.94 | 1 |
| Jan 2005 | 158.64 | 1 |
| Nov 2004 | 156.73 | 1 |
| Aug 2004 | 160.05 | 1 |
| Jun 2004 | 159.13 | 1 |
| Mar 2004 | 161.83 | 1 |
| Jun 2003 | 164.01 | 1 |
| Apr 2003 | 165.62 | 1 |
| Jan 2003 | 208.37 | 1 |
| Aug 2002 | 162.62 | 1 |
| Jan 2002 | 165.46 | 1 |
| Jul 2001 | 159.60 | 1 |
| Oct 2000 | 157.02 | 1 |
| Aug 2000 | 161.09 | 1 |
| May 2000 | 166.46 | 1 |
| Feb 2000 | 163.35 | 1 |
| Dec 1999 | 163.54 | 1 |
| Aug 1999 | 158.61 | 1 |
| May 1999 | 162.26 | 1 |
| Mar 1999 | 158.46 | 1 |
| Nov 1998 | 167.87 | 1 |
| Sep 1998 | 162.99 | 1 |
| Jun 1998 | 157.50 | 1 |
| Mar 1998 | 154.27 | 1 |
| Dec 1997 | 165.33 | 1 |
| Oct 1997 | 162.32 | 1 |
| Jul 1997 | 320.79 | 1 |
| May 1997 | 163.27 | 1 |
| Apr 1997 | 163.29 | 1 |
| Mar 1997 | 166.01 | 1 |
| Jan 1997 | 161.47 | 1 |
| Oct 1996 | 161.97 | 1 |
| Sep 1996 | 157.30 | 1 |
| May 1996 | 159.46 | 1 |
| Mar 1996 | 163.90 | 1 |
| Jan 1996 | 163.70 | 1 |
| Sep 1994 | 8.00 | 6 |
| Dec 1993 | 13.00 | 6 |
| Jun 1991 | 152.00 | 6 |
| Mar 1991 | 159.00 | 6 |
| Dec 1990 | 138.00 | 6 |
| Oct 1990 | 142.00 | 6 |
| Aug 1990 | 139.00 | 6 |
| Jun 1990 | 156.00 | 6 |
| Apr 1990 | 155.00 | 6 |
| Feb 1990 | 155.00 | 6 |
| Dec 1989 | 146.00 | 6 |
| Oct 1989 | 159.00 | 6 |
| Aug 1989 | 160.00 | 6 |
| Jun 1989 | 161.00 | 6 |
| Apr 1989 | 158.00 | 6 |
| Feb 1989 | 155.00 | 6 |
| Dec 1988 | 162.00 | 6 |
| Oct 1988 | 162.00 | 6 |
| Sep 1988 | 16.00 | 6 |
| Aug 1988 | 146.00 | 6 |
| Jun 1988 | 163.00 | 6 |
| Apr 1988 | 165.00 | 6 |
| Feb 1988 | 165.00 | 6 |
| Dec 1987 | 161.00 | 6 |
| Oct 1987 | 168.00 | 6 |
| Aug 1987 | 164.00 | 6 |
| Jun 1987 | 166.00 | 6 |
| May 1987 | 164.00 | 6 |
| Feb 1986 | 169.00 | 6 |
| Dec 1985 | 189.00 | 6 |
| Sep 1985 | 168.00 | 6 |
| Aug 1985 | 165.00 | 6 |
| Jun 1985 | 168.00 | 6 |
| Apr 1985 | 164.00 | 6 |
| Feb 1985 | 163.00 | 6 |
| Jan 1985 | 168.00 | 6 |
| Nov 1984 | 167.00 | 6 |
| Sep 1984 | 165.00 | 6 |
| Aug 1984 | 166.00 | 6 |
| Jul 1984 | 163.00 | 6 |
| Jun 1984 | 167.00 | 6 |
| May 1984 | 328.00 | 6 |
| Apr 1984 | 168.00 | 6 |
| Mar 1984 | 339.00 | 6 |
| Feb 1984 | 340.00 | 6 |
| Jan 1984 | 336.00 | 6 |
| Dec 1983 | 171.00 | 6 |
| Nov 1983 | 333.00 | 6 |
| Oct 1983 | 167.00 | 6 |
| Sep 1983 | 326.00 | 6 |
| Aug 1983 | 163.00 | 6 |
| Jul 1983 | 165.00 | 6 |
| Jun 1983 | 163.00 | 6 |
| Apr 1983 | 169.00 | 6 |
| Feb 1983 | 170.00 | 6 |
| Dec 1982 | 167.00 | 6 |
| Oct 1982 | 167.00 | 6 |
| Sep 1982 | 331.00 | 6 |
| Aug 1982 | 330.00 | 6 |
| Jul 1982 | 329.00 | 6 |
| Jun 1982 | 332.00 | 6 |
| May 1982 | 336.00 | 6 |
| Apr 1982 | 333.00 | 6 |
| Mar 1982 | 335.00 | 6 |
| Feb 1982 | 168.00 | 6 |
| Jan 1982 | 336.00 | 6 |
| Dec 1981 | 337.00 | 6 |
| Nov 1981 | 337.00 | 6 |
| Oct 1981 | 334.00 | 6 |
| Sep 1981 | 332.00 | 6 |
| Aug 1981 | 497.00 | 6 |
| Jul 1981 | 331.00 | 6 |
| Jun 1981 | 327.00 | 6 |
| May 1981 | 323.00 | 6 |
| Apr 1981 | 165.00 | 6 |
| Mar 1981 | 501.00 | 6 |
| Feb 1981 | 336.00 | 6 |
| Jan 1981 | 170.00 | 6 |
| Dec 1980 | 341.00 | 6 |
| Nov 1980 | 336.00 | 6 |
| Oct 1980 | 165.00 | 6 |
| Sep 1980 | 491.00 | 6 |
| Aug 1980 | 332.00 | 6 |
| Jul 1980 | 330.00 | 6 |
| Jun 1980 | 495.00 | 6 |
| May 1980 | 508.00 | 6 |
| Apr 1980 | 167.00 | 6 |
| Mar 1980 | 336.00 | 6 |
| Feb 1980 | 339.00 | 6 |
| Jan 1980 | 168.00 | 6 |
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
6 wells the state's well register assigns to this lease. Every one has a page.
| Well | No. | Operator | Status |
|---|---|---|---|
| GROSSHARDT | 2 | unavailable | Plugged and Abandoned |
| GROSSARDT, J. F. 'A' | 3 | unavailable | Converted to SWD Well |
| GROSSARDT, J. F. | 4 | Patterson Energy LLC | Producing |
| GROSSARDT 'A' | 5 | unavailable | — |
| GROSSARDT | 5 | unavailable | Plugged and Abandoned |
| GROSSARDT, J. F. 'A' | 1 | Folk Oil | Plugged and Abandoned |
Location
38.593480, -98.546466 · N2NENW Sec 9 T17S R11W
Kansas Geological Survey data, corpus built 2026-09-07. Lease 1001111227. The state’s own record.