MONTGOMERY-BROW
Lease 1001133514 · Graham County, Kansas · CSWNW Sec 2 T8S R23W · DOR 120254
Oil1983–20261 well
Operator
Mai Oil Operations, Inc.
Cumulative (state figure)
75,506.25 bbl
First production
1983
Last production
2026
Location (PLSS)
CSWNW Sec 2 T8S R23W
Monthly oil production
313 months filed with the Kansas Geological Survey, Nov 1983 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
75,506.20 bbl
Months filed
313
Most wells in a month
1
| Month | Oil (bbl) | Wells |
|---|---|---|
| Mar 2026 | 106.45 | 1 |
| Dec 2025 | 80.51 | 1 |
| Oct 2025 | 80.49 | 1 |
| Aug 2025 | 71.03 | 1 |
| Jun 2025 | 82.38 | 1 |
| Apr 2025 | 30.41 | 1 |
| Jan 2025 | 35.91 | 1 |
| Nov 2024 | 35.25 | 1 |
| Sep 2024 | 35.85 | 1 |
| Aug 2024 | 35.43 | 1 |
| Jun 2024 | 59.59 | 1 |
| May 2024 | 60.83 | 1 |
| Mar 2024 | 60.21 | 1 |
| Feb 2024 | 62.00 | 1 |
| Dec 2023 | 61.24 | 1 |
| Nov 2023 | 61.41 | 1 |
| Sep 2023 | 58.03 | 1 |
| Dec 2020 | 60.88 | 1 |
| Oct 2020 | 59.85 | 1 |
| Sep 2020 | 60.65 | 1 |
| Aug 2020 | 119.78 | 1 |
| Jun 2020 | 58.15 | 1 |
| Mar 2020 | 61.70 | 1 |
| Jan 2020 | 61.86 | 1 |
| Dec 2019 | 59.37 | 1 |
| Oct 2019 | 62.37 | 1 |
| Sep 2019 | 60.29 | 1 |
| Aug 2019 | 60.51 | 1 |
| Jun 2019 | 121.20 | 1 |
| Apr 2019 | 60.08 | 1 |
| Feb 2019 | 60.29 | 1 |
| Dec 2018 | 61.93 | 1 |
| Nov 2018 | 60.84 | 1 |
| Sep 2018 | 61.23 | 1 |
| Aug 2018 | 61.04 | 1 |
| Jul 2018 | 59.95 | 1 |
| May 2018 | 58.54 | 1 |
| Apr 2018 | 60.39 | 1 |
| Mar 2018 | 60.74 | 1 |
| Jan 2018 | 60.79 | 1 |
| Dec 2017 | 62.03 | 1 |
| Nov 2017 | 60.81 | 1 |
| Oct 2017 | 60.48 | 1 |
| Aug 2017 | 59.51 | 1 |
| Jul 2017 | 60.56 | 1 |
| Jun 2017 | 60.18 | 1 |
| May 2017 | 60.94 | 1 |
| Apr 2017 | 61.08 | 1 |
| Feb 2017 | 60.37 | 1 |
| Jan 2017 | 61.32 | 1 |
| Dec 2016 | 60.92 | 1 |
| Nov 2016 | 59.75 | 1 |
| Sep 2016 | 60.67 | 1 |
| Aug 2016 | 59.54 | 1 |
| Jul 2016 | 60.35 | 1 |
| Jun 2016 | 58.57 | 1 |
| May 2016 | 60.47 | 1 |
| Apr 2016 | 59.97 | 1 |
| Mar 2016 | 61.01 | 1 |
| Feb 2016 | 60.35 | 1 |
| Dec 2015 | 61.78 | 1 |
| Nov 2015 | 60.28 | 1 |
| Oct 2015 | 60.14 | 1 |
| Sep 2015 | 59.94 | 1 |
| Aug 2015 | 60.00 | 1 |
| Jul 2015 | 59.78 | 1 |
| Jun 2015 | 59.94 | 1 |
| May 2015 | 59.79 | 1 |
| Apr 2015 | 59.94 | 1 |
| Mar 2015 | 60.74 | 1 |
| Jan 2015 | 60.45 | 1 |
| Dec 2014 | 60.78 | 1 |
| Nov 2014 | 61.57 | 1 |
| Oct 2014 | 60.91 | 1 |
| Sep 2014 | 60.35 | 1 |
| Aug 2014 | 61.08 | 1 |
| Jul 2014 | 60.58 | 1 |
| Jun 2014 | 59.68 | 1 |
| May 2014 | 60.44 | 1 |
| Apr 2014 | 59.90 | 1 |
| Mar 2014 | 61.82 | 1 |
| Feb 2014 | 61.21 | 1 |
| Jan 2014 | 61.99 | 1 |
| Dec 2013 | 60.61 | 1 |
| Nov 2013 | 61.21 | 1 |
| Oct 2013 | 60.74 | 1 |
| Sep 2013 | 60.48 | 1 |
| Aug 2013 | 60.41 | 1 |
| Jul 2013 | 60.38 | 1 |
| Jun 2013 | 59.68 | 1 |
| May 2013 | 60.54 | 1 |
| Apr 2013 | 60.73 | 1 |
| Mar 2013 | 122.55 | 1 |
| Jan 2013 | 123.41 | 1 |
| Dec 2012 | 61.51 | 1 |
| Nov 2012 | 60.97 | 1 |
| Oct 2012 | 61.31 | 1 |
| Sep 2012 | 60.10 | 1 |
| Aug 2012 | 60.30 | 1 |
| Jul 2012 | 60.30 | 1 |
| Jun 2012 | 60.23 | 1 |
| May 2012 | 60.47 | 1 |
| Apr 2012 | 119.96 | 1 |
| Feb 2012 | 122.39 | 1 |
| Jan 2012 | 61.09 | 1 |
| Dec 2011 | 61.00 | 1 |
| Nov 2011 | 120.88 | 1 |
| Sep 2011 | 60.60 | 1 |
| Aug 2011 | 119.75 | 1 |
| Jul 2011 | 59.67 | 1 |
| Jun 2011 | 59.67 | 1 |
| May 2011 | 60.04 | 1 |
| Apr 2011 | 60.91 | 1 |
| Mar 2011 | 122.10 | 1 |
| Feb 2011 | 61.07 | 1 |
| Jan 2011 | 60.79 | 1 |
| Dec 2010 | 61.22 | 1 |
| Nov 2010 | 60.80 | 1 |
| Oct 2010 | 60.31 | 1 |
| Sep 2010 | 120.28 | 1 |
| Aug 2010 | 57.87 | 1 |
| Jul 2010 | 60.27 | 1 |
| Jun 2010 | 120.14 | 1 |
| May 2010 | 60.61 | 1 |
| Apr 2010 | 59.84 | 1 |
| Mar 2010 | 60.80 | 1 |
| Feb 2010 | 121.40 | 1 |
| Jan 2010 | 60.82 | 1 |
| Dec 2009 | 59.63 | 1 |
| Nov 2009 | 121.38 | 1 |
| Oct 2009 | 60.67 | 1 |
| Sep 2009 | 60.30 | 1 |
| Aug 2009 | 59.92 | 1 |
| Jul 2009 | 120.24 | 1 |
| Jun 2009 | 60.01 | 1 |
| May 2009 | 120.74 | 1 |
| Apr 2009 | 61.44 | 1 |
| Mar 2009 | 60.82 | 1 |
| Feb 2009 | 120.76 | 1 |
| Jan 2009 | 60.54 | 1 |
| Dec 2008 | 62.52 | 1 |
| Nov 2008 | 121.03 | 1 |
| Oct 2008 | 60.04 | 1 |
| Sep 2008 | 119.50 | 1 |
| Aug 2008 | 59.76 | 1 |
| Jul 2008 | 120.36 | 1 |
| Jun 2008 | 60.04 | 1 |
| May 2008 | 59.99 | 1 |
| Apr 2008 | 121.26 | 1 |
| Mar 2008 | 59.98 | 1 |
| Feb 2008 | 121.04 | 1 |
| Jan 2008 | 60.66 | 1 |
| Dec 2007 | 121.54 | 1 |
| Nov 2007 | 60.44 | 1 |
| Oct 2007 | 120.71 | 1 |
| Sep 2007 | 59.85 | 1 |
| Aug 2007 | 119.53 | 1 |
| Jul 2007 | 58.98 | 1 |
| Jun 2007 | 119.76 | 1 |
| May 2007 | 60.94 | 1 |
| Apr 2007 | 121.54 | 1 |
| Mar 2007 | 60.72 | 1 |
| Feb 2007 | 122.84 | 1 |
| Jan 2007 | 121.65 | 1 |
| Dec 2006 | 61.00 | 1 |
| Nov 2006 | 120.47 | 1 |
| Oct 2006 | 60.67 | 1 |
| Sep 2006 | 121.22 | 1 |
| Aug 2006 | 59.45 | 1 |
| Jul 2006 | 120.71 | 1 |
| Jun 2006 | 119.62 | 1 |
| May 2006 | 60.94 | 1 |
| Apr 2006 | 121.00 | 1 |
| Mar 2006 | 68.44 | 1 |
| Feb 2006 | 135.34 | 1 |
| Jan 2006 | 136.02 | 1 |
| Dec 2005 | 134.97 | 1 |
| Nov 2005 | 67.72 | 1 |
| Oct 2005 | 133.40 | 1 |
| Sep 2005 | 67.32 | 1 |
| Aug 2005 | 132.58 | 1 |
| Jul 2005 | 132.85 | 1 |
| Jun 2005 | 134.21 | 1 |
| May 2005 | 134.91 | 1 |
| Apr 2005 | 68.31 | 1 |
| Mar 2005 | 136.85 | 1 |
| Feb 2005 | 133.75 | 1 |
| Jan 2005 | 68.65 | 1 |
| Dec 2004 | 134.42 | 1 |
| Nov 2004 | 132.95 | 1 |
| Oct 2004 | 131.49 | 1 |
| Sep 2004 | 131.06 | 1 |
| Aug 2004 | 133.22 | 1 |
| Jul 2004 | 133.11 | 1 |
| Jun 2004 | 131.70 | 1 |
| May 2004 | 131.84 | 1 |
| Apr 2004 | 134.45 | 1 |
| Mar 2004 | 134.53 | 1 |
| Feb 2004 | 136.85 | 1 |
| Jan 2004 | 130.86 | 1 |
| Dec 2003 | 119.88 | 1 |
| Nov 2003 | 133.48 | 1 |
| Oct 2003 | 147.85 | 1 |
| Sep 2003 | 237.65 | 1 |
| Aug 2003 | 249.31 | 1 |
| Oct 2001 | 20.04 | 1 |
| Jan 2001 | 33.85 | 1 |
| Jul 1996 | 33.83 | 1 |
| Mar 1996 | 161.72 | 1 |
| Aug 1994 | 46.00 | 1 |
| Jun 1994 | 46.00 | 1 |
| Sep 1993 | 178.00 | 1 |
| Aug 1993 | 90.00 | 1 |
| Jul 1993 | 264.00 | 1 |
| Apr 1993 | 252.00 | 1 |
| Mar 1993 | 226.00 | 1 |
| Jan 1993 | 274.00 | 1 |
| Nov 1992 | 427.00 | 1 |
| Sep 1992 | 258.00 | 1 |
| Jul 1992 | 260.00 | 1 |
| May 1992 | 260.00 | 1 |
| Mar 1992 | 266.00 | 1 |
| Feb 1992 | 260.00 | 1 |
| Jan 1992 | 264.00 | 1 |
| Nov 1991 | 267.00 | 1 |
| Oct 1991 | 264.00 | 1 |
| Sep 1991 | 259.00 | 1 |
| Aug 1991 | 259.00 | 1 |
| Jun 1991 | 256.00 | 1 |
| May 1991 | 262.00 | 1 |
| Apr 1991 | 265.00 | 1 |
| Mar 1991 | 265.00 | 1 |
| Jan 1991 | 252.00 | 1 |
| Dec 1990 | 256.00 | 1 |
| Nov 1990 | 265.00 | 1 |
| Oct 1990 | 257.00 | 1 |
| Sep 1990 | 259.00 | 1 |
| Aug 1990 | 251.00 | 1 |
| Jul 1990 | 246.00 | 1 |
| Jun 1990 | 259.00 | 1 |
| May 1990 | 258.00 | 1 |
| Apr 1990 | 265.00 | 1 |
| Mar 1990 | 252.00 | 1 |
| Feb 1990 | 250.00 | 1 |
| Jan 1990 | 268.00 | 1 |
| Dec 1989 | 512.00 | 1 |
| Nov 1989 | 248.00 | 1 |
| Oct 1989 | 522.00 | 1 |
| Sep 1989 | 250.00 | 1 |
| Aug 1989 | 257.00 | 1 |
| Jul 1989 | 511.00 | 1 |
| Jun 1989 | 259.00 | 1 |
| May 1989 | 264.00 | 1 |
| Apr 1989 | 530.00 | 1 |
| Mar 1989 | 265.00 | 1 |
| Feb 1989 | 536.00 | 1 |
| Jan 1989 | 257.00 | 1 |
| Dec 1988 | 520.00 | 1 |
| Nov 1988 | 536.00 | 1 |
| Oct 1988 | 527.00 | 1 |
| Sep 1988 | 528.00 | 1 |
| Aug 1988 | 272.00 | 1 |
| Jul 1988 | 525.00 | 1 |
| Jun 1988 | 999.00 | 1 |
| Mar 1988 | 529.00 | 1 |
| Feb 1988 | 256.00 | 1 |
| Nov 1987 | 778.00 | 1 |
| Oct 1987 | 508.00 | 1 |
| Sep 1987 | 529.00 | 1 |
| Aug 1987 | 261.00 | 1 |
| Jul 1987 | 264.00 | 1 |
| May 1987 | 834.00 | 1 |
| Mar 1987 | 268.00 | 1 |
| Feb 1987 | 802.00 | 1 |
| Jan 1987 | 542.00 | 1 |
| Dec 1986 | 267.00 | 1 |
| Nov 1986 | 510.00 | 1 |
| Oct 1986 | 530.00 | 1 |
| Sep 1986 | 262.00 | 1 |
| Aug 1986 | 789.00 | 1 |
| Jul 1986 | 529.00 | 1 |
| Jun 1986 | 794.00 | 1 |
| May 1986 | 530.00 | 1 |
| Apr 1986 | 519.00 | 1 |
| Mar 1986 | 536.00 | 1 |
| Feb 1986 | 542.00 | 1 |
| Jan 1986 | 750.00 | 1 |
| Dec 1985 | 465.00 | 1 |
| Nov 1985 | 265.00 | 1 |
| Oct 1985 | 1,058.00 | 1 |
| Sep 1985 | 265.00 | 1 |
| Aug 1985 | 792.00 | 1 |
| Jul 1985 | 793.00 | 1 |
| Jun 1985 | 785.00 | 1 |
| May 1985 | 1,048.00 | 1 |
| Apr 1985 | 1,050.00 | 1 |
| Mar 1985 | 1,014.00 | 1 |
| Feb 1985 | 799.00 | 1 |
| Jan 1985 | 1,078.00 | 1 |
| Dec 1984 | 808.00 | 1 |
| Nov 1984 | 1,467.00 | 1 |
| Oct 1984 | 1,074.00 | 1 |
| Sep 1984 | 1,232.00 | 1 |
| Aug 1984 | 751.00 | 1 |
| Jul 1984 | 1,573.00 | 1 |
| Jun 1984 | 1,765.00 | 1 |
| May 1984 | 1,055.00 | 1 |
| Apr 1984 | 1,606.00 | 1 |
| Mar 1984 | 1,613.00 | 1 |
| Feb 1984 | 1,547.00 | 1 |
| Jan 1984 | 1,736.00 | 1 |
| Dec 1983 | 2,407.00 | 1 |
| Nov 1983 | 1,340.00 | 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 |
|---|---|---|---|
| MONTGOMERY-BROWN | 1 | Mai Oil Operations, Inc. | Producing |
Location
39.388094, -99.861334 · CSWNW Sec 2 T8S R23W
Kansas Geological Survey data, corpus built 2026-09-07. Lease 1001133514. The state’s own record.