GROVER B
Lease 1001119680 · Rooks County, Kansas · E2NENE Sec 22 T7S R19W · DOR 109776
Oil1950–20262 wells
Operator
Mai Oil Operations, Inc.
Cumulative (state figure)
129,510.92 bbl
First production
1950
Last production
2026
Location (PLSS)
E2NENE Sec 22 T7S R19W
Monthly oil production
279 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
48,780.90 bbl
Months filed
279
Most wells in a month
4
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 129,510.92 bbl.
| Month | Oil (bbl) | Wells |
|---|---|---|
| Feb 2026 | 160.68 | 1 |
| Dec 2025 | 161.31 | 1 |
| Oct 2025 | 154.66 | 1 |
| Jul 2025 | 156.94 | 1 |
| May 2025 | 162.01 | 1 |
| Mar 2025 | 159.08 | 1 |
| Dec 2024 | 153.91 | 1 |
| Oct 2024 | 148.12 | 1 |
| Aug 2024 | 161.83 | 1 |
| Jun 2024 | 155.27 | 1 |
| Mar 2024 | 155.81 | 1 |
| Jan 2024 | 160.99 | 1 |
| Nov 2023 | 165.03 | 1 |
| Aug 2023 | 157.77 | 1 |
| Jun 2023 | 157.12 | 1 |
| Apr 2023 | 159.76 | 1 |
| Jan 2023 | 151.76 | 1 |
| Nov 2022 | 146.10 | 1 |
| Sep 2022 | 143.75 | 1 |
| Jun 2022 | 142.47 | 1 |
| Apr 2022 | 150.07 | 1 |
| Jan 2022 | 148.19 | 1 |
| Oct 2021 | 158.06 | 1 |
| Aug 2021 | 148.04 | 1 |
| May 2021 | 150.08 | 1 |
| Mar 2021 | 148.76 | 1 |
| Jan 2021 | 152.95 | 1 |
| Oct 2020 | 157.74 | 1 |
| Aug 2020 | 144.79 | 1 |
| Jun 2020 | 162.23 | 1 |
| Mar 2020 | 161.34 | 1 |
| Jan 2020 | 151.42 | 1 |
| Nov 2019 | 150.24 | 1 |
| Aug 2019 | 152.13 | 1 |
| Jun 2019 | 154.00 | 1 |
| Mar 2019 | 159.66 | 1 |
| Jan 2019 | 163.98 | 1 |
| Nov 2018 | 10.00 | 1 |
| Oct 2018 | 159.28 | 1 |
| Jul 2018 | 147.38 | 1 |
| May 2018 | 150.35 | 1 |
| Mar 2018 | 168.46 | 1 |
| Dec 2017 | 152.94 | 1 |
| Oct 2017 | 159.79 | 1 |
| Jul 2017 | 152.31 | 1 |
| May 2017 | 153.67 | 1 |
| Mar 2017 | 153.56 | 1 |
| Dec 2016 | 151.36 | 1 |
| Oct 2016 | 155.13 | 1 |
| Aug 2016 | 152.64 | 1 |
| Jun 2016 | 153.63 | 1 |
| Apr 2016 | 157.21 | 1 |
| Jan 2016 | 159.44 | 1 |
| Nov 2015 | 154.70 | 1 |
| Sep 2015 | 149.44 | 1 |
| Jul 2015 | 153.26 | 1 |
| May 2015 | 150.11 | 1 |
| Mar 2015 | 160.46 | 1 |
| Jan 2015 | 151.77 | 1 |
| Nov 2014 | 155.13 | 1 |
| Sep 2014 | 148.00 | 1 |
| Jul 2014 | 155.69 | 1 |
| May 2014 | 157.26 | 1 |
| Mar 2014 | 160.38 | 1 |
| Jan 2014 | 161.19 | 1 |
| Nov 2013 | 162.24 | 1 |
| Sep 2013 | 158.36 | 1 |
| Jul 2013 | 152.36 | 1 |
| May 2013 | 166.93 | 1 |
| Mar 2013 | 160.23 | 1 |
| Jan 2013 | 162.60 | 1 |
| Nov 2012 | 150.17 | 1 |
| Sep 2012 | 161.74 | 1 |
| Jun 2012 | 144.99 | 1 |
| May 2012 | 151.83 | 1 |
| Mar 2012 | 150.71 | 1 |
| Jan 2012 | 149.73 | 1 |
| Nov 2011 | 168.22 | 1 |
| Sep 2011 | 158.96 | 1 |
| Jul 2011 | 143.87 | 1 |
| May 2011 | 161.93 | 1 |
| Mar 2011 | 150.62 | 1 |
| Jan 2011 | 153.40 | 1 |
| Nov 2010 | 155.95 | 1 |
| Sep 2010 | 165.44 | 1 |
| Jul 2010 | 154.65 | 1 |
| May 2010 | 155.58 | 1 |
| Mar 2010 | 155.28 | 1 |
| Jan 2010 | 151.85 | 1 |
| Nov 2009 | 158.90 | 1 |
| Sep 2009 | 149.96 | 1 |
| Jul 2009 | 152.10 | 1 |
| May 2009 | 155.41 | 1 |
| Apr 2009 | 157.91 | 1 |
| Feb 2009 | 159.03 | 1 |
| Dec 2008 | 161.99 | 1 |
| Oct 2008 | 156.95 | 1 |
| Aug 2008 | 161.72 | 1 |
| Jun 2008 | 151.23 | 1 |
| Apr 2008 | 164.07 | 1 |
| Feb 2008 | 161.62 | 1 |
| Dec 2007 | 158.24 | 1 |
| Oct 2007 | 160.88 | 1 |
| Jul 2007 | 153.59 | 1 |
| May 2007 | 151.57 | 1 |
| Mar 2007 | 156.00 | 1 |
| Jan 2007 | 158.51 | 1 |
| Oct 2006 | 156.80 | 1 |
| Jul 2006 | 153.21 | 1 |
| May 2006 | 155.79 | 1 |
| Mar 2006 | 162.54 | 1 |
| Dec 2005 | 160.12 | 1 |
| Oct 2005 | 151.91 | 1 |
| Jul 2005 | 147.90 | 1 |
| May 2005 | 154.19 | 1 |
| Mar 2005 | 152.72 | 1 |
| Dec 2004 | 159.37 | 1 |
| Oct 2004 | 156.15 | 1 |
| Aug 2004 | 153.32 | 1 |
| May 2004 | 157.36 | 1 |
| Mar 2004 | 154.76 | 1 |
| Jan 2004 | 154.81 | 1 |
| Oct 2003 | 157.56 | 1 |
| Aug 2003 | 157.02 | 1 |
| May 2003 | 152.36 | 1 |
| Mar 2003 | 155.59 | 1 |
| Dec 2002 | 150.02 | 1 |
| Oct 2002 | 153.65 | 1 |
| Jul 2002 | 148.01 | 1 |
| May 2002 | 155.80 | 1 |
| Mar 2002 | 154.21 | 1 |
| Jan 2002 | 158.54 | 1 |
| Oct 2001 | 155.36 | 1 |
| Aug 2001 | 152.01 | 1 |
| Jun 2001 | 156.09 | 1 |
| Apr 2001 | 154.96 | 1 |
| Jan 2001 | 159.53 | 1 |
| Nov 2000 | 154.59 | 1 |
| Aug 2000 | 145.46 | 1 |
| Jun 2000 | 152.45 | 1 |
| Apr 2000 | 162.14 | 1 |
| Feb 2000 | 153.44 | 1 |
| Dec 1999 | 156.32 | 1 |
| Oct 1999 | 154.80 | 1 |
| Aug 1999 | 152.72 | 1 |
| Mar 1999 | 156.95 | 1 |
| Jan 1999 | 155.51 | 1 |
| Sep 1998 | 160.70 | 1 |
| Jul 1998 | 155.25 | 1 |
| May 1998 | 158.87 | 1 |
| Mar 1998 | 152.90 | 1 |
| Jan 1998 | 154.30 | 1 |
| Oct 1997 | 151.81 | 1 |
| Aug 1997 | 156.59 | 1 |
| Jun 1997 | 153.73 | 1 |
| Mar 1997 | 158.89 | 1 |
| Dec 1996 | 156.32 | 1 |
| Oct 1996 | 160.26 | 1 |
| Jul 1996 | 154.58 | 1 |
| May 1996 | 158.58 | 1 |
| Feb 1996 | 155.19 | 1 |
| Oct 1995 | 81.00 | 4 |
| Aug 1995 | 167.00 | 4 |
| May 1995 | 168.00 | 4 |
| Feb 1995 | 140.00 | 4 |
| Nov 1994 | 161.00 | 4 |
| Aug 1994 | 142.00 | 4 |
| May 1994 | 156.00 | 4 |
| Apr 1994 | 167.00 | 4 |
| Jan 1994 | 160.00 | 4 |
| Oct 1993 | 140.00 | 4 |
| Jul 1993 | 157.00 | 4 |
| Apr 1993 | 127.00 | 4 |
| Feb 1993 | 147.00 | 4 |
| Nov 1992 | 157.00 | 4 |
| Sep 1992 | 151.00 | 4 |
| May 1992 | 132.00 | 4 |
| Mar 1992 | 159.00 | 4 |
| Feb 1992 | 164.00 | 4 |
| Nov 1991 | 166.00 | 4 |
| Sep 1991 | 167.00 | 4 |
| Jul 1991 | 167.00 | 4 |
| May 1991 | 174.00 | 4 |
| Mar 1991 | 168.00 | 4 |
| Jan 1991 | 162.00 | 4 |
| Nov 1990 | 163.00 | 4 |
| Sep 1990 | 164.00 | 4 |
| Jul 1990 | 158.00 | 4 |
| May 1990 | 111.00 | 4 |
| Apr 1990 | 171.00 | 4 |
| Feb 1990 | 171.00 | 4 |
| Dec 1989 | 161.00 | 4 |
| Oct 1989 | 167.00 | 4 |
| Aug 1989 | 150.00 | 4 |
| Jun 1989 | 164.00 | 4 |
| May 1989 | 159.00 | 4 |
| Mar 1989 | 177.00 | 4 |
| Jan 1989 | 161.00 | 4 |
| Nov 1988 | 168.00 | 4 |
| Sep 1988 | 161.00 | 4 |
| Aug 1988 | 170.00 | 4 |
| Jun 1988 | 147.00 | 4 |
| Apr 1988 | 168.00 | 4 |
| Mar 1988 | 138.00 | 4 |
| Jan 1988 | 170.00 | 4 |
| Dec 1987 | 171.00 | 4 |
| Oct 1987 | 176.00 | 4 |
| Sep 1987 | 194.00 | 4 |
| Jul 1987 | 198.00 | 4 |
| Jun 1987 | 198.00 | 4 |
| May 1987 | 200.00 | 4 |
| Apr 1987 | 197.00 | 4 |
| Feb 1987 | 208.00 | 4 |
| Jan 1987 | 207.00 | 4 |
| Dec 1986 | 203.00 | 4 |
| Oct 1986 | 201.00 | 4 |
| Sep 1986 | 209.00 | 4 |
| Jul 1986 | 197.00 | 4 |
| Jun 1986 | 194.00 | 4 |
| May 1986 | 203.00 | 4 |
| Mar 1986 | 186.00 | 4 |
| Feb 1986 | 190.00 | 4 |
| Jan 1986 | 207.00 | 4 |
| Nov 1985 | 203.00 | 4 |
| Oct 1985 | 222.00 | 4 |
| Sep 1985 | 210.00 | 4 |
| Aug 1985 | 203.00 | 4 |
| Jun 1985 | 209.00 | 4 |
| May 1985 | 224.00 | 4 |
| Mar 1985 | 211.00 | 4 |
| Feb 1985 | 223.00 | 4 |
| Dec 1984 | 211.00 | 4 |
| Nov 1984 | 209.00 | 4 |
| Sep 1984 | 227.00 | 4 |
| Aug 1984 | 228.00 | 4 |
| Jun 1984 | 227.00 | 4 |
| May 1984 | 229.00 | 4 |
| Mar 1984 | 235.00 | 4 |
| Feb 1984 | 224.00 | 4 |
| Dec 1983 | 212.00 | 4 |
| Nov 1983 | 232.00 | 4 |
| Sep 1983 | 224.00 | 4 |
| Aug 1983 | 207.00 | 4 |
| Jul 1983 | 212.00 | 4 |
| Jun 1983 | 222.00 | 4 |
| May 1983 | 219.00 | 4 |
| Mar 1983 | 247.00 | 4 |
| Feb 1983 | 217.00 | 4 |
| Jan 1983 | 407.00 | 4 |
| Dec 1982 | 222.00 | 4 |
| Oct 1982 | 221.00 | 4 |
| Sep 1982 | 217.00 | 4 |
| Jul 1982 | 432.00 | 4 |
| Jun 1982 | 444.00 | 4 |
| Apr 1982 | 226.00 | 4 |
| Feb 1982 | 558.00 | 4 |
| Dec 1981 | 225.00 | 4 |
| Nov 1981 | 215.00 | 4 |
| Oct 1981 | 234.00 | 4 |
| Sep 1981 | 235.00 | 4 |
| Aug 1981 | 228.00 | 4 |
| Jul 1981 | 224.00 | 4 |
| May 1981 | 216.00 | 4 |
| Apr 1981 | 222.00 | 4 |
| Mar 1981 | 219.00 | 4 |
| Feb 1981 | 228.00 | 4 |
| Jan 1981 | 233.00 | 4 |
| Dec 1980 | 221.00 | 4 |
| Nov 1980 | 222.00 | 4 |
| Oct 1980 | 231.00 | 4 |
| Sep 1980 | 435.00 | 4 |
| Aug 1980 | 223.00 | 4 |
| Jul 1980 | 201.00 | 4 |
| Jun 1980 | 227.00 | 4 |
| May 1980 | 225.00 | 4 |
| Apr 1980 | 217.00 | 4 |
| Mar 1980 | 166.00 | 4 |
| Feb 1980 | 232.00 | 4 |
| Jan 1980 | 186.00 | 4 |
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
2 wells the state's well register assigns to this lease. Every one has a page.
| Well | No. | Operator | Status |
|---|---|---|---|
| Grover | 1 | Thomason Petroleum, Inc | Plugged and Abandoned |
| GROVER 'B' | 2 | Mai Oil Operations, Inc. | Producing |
Location
39.435667, -99.417561 · E2NENE Sec 22 T7S R19W
Kansas Geological Survey data, corpus built 2026-09-07. Lease 1001119680. The state’s own record.