NEFF 1
Lease 1001121292 · Seward County, Kansas · CNENW Sec 1 T35S R32W · DOR 110992
Oil1976–20261 well
Operator
Rains & Williamson Oil Co., Inc.
Cumulative (state figure)
238,456.89 bbl
First production
1976
Last production
2026
Location (PLSS)
CNENW Sec 1 T35S R32W
Monthly oil production
464 months filed with the Kansas Geological Survey, Jan 1980 to Apr 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
191,136.90 bbl
Months filed
464
Most wells in a month
1
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 238,456.89 bbl.
| Month | Oil (bbl) | Wells |
|---|---|---|
| Apr 2026 | 161.40 | 1 |
| Feb 2026 | 165.86 | 1 |
| Jan 2026 | 157.82 | 1 |
| Oct 2025 | 156.19 | 1 |
| Jul 2025 | 158.84 | 1 |
| May 2025 | 167.25 | 1 |
| Mar 2025 | 157.71 | 1 |
| Dec 2024 | 166.31 | 1 |
| Oct 2024 | 160.33 | 1 |
| Aug 2024 | 165.89 | 1 |
| May 2024 | 161.43 | 1 |
| Mar 2024 | 165.81 | 1 |
| Jan 2024 | 153.54 | 1 |
| Sep 2023 | 162.73 | 1 |
| Jul 2023 | 157.06 | 1 |
| Apr 2023 | 162.83 | 1 |
| Feb 2023 | 158.87 | 1 |
| Dec 2022 | 164.30 | 1 |
| Oct 2022 | 161.80 | 1 |
| Aug 2022 | 163.23 | 1 |
| Jun 2022 | 160.81 | 1 |
| Apr 2022 | 159.18 | 1 |
| Feb 2022 | 158.81 | 1 |
| Dec 2021 | 164.03 | 1 |
| Oct 2021 | 156.56 | 1 |
| Aug 2021 | 158.35 | 1 |
| Jun 2021 | 159.00 | 1 |
| May 2021 | 160.77 | 1 |
| Mar 2021 | 156.74 | 1 |
| Jan 2021 | 166.26 | 1 |
| Nov 2020 | 159.81 | 1 |
| Oct 2020 | 164.36 | 1 |
| Jul 2020 | 148.90 | 1 |
| Jun 2020 | 157.48 | 1 |
| May 2020 | 167.80 | 1 |
| Mar 2020 | 158.97 | 1 |
| Jan 2020 | 162.66 | 1 |
| Nov 2019 | 160.12 | 1 |
| Sep 2019 | 160.11 | 1 |
| Aug 2019 | 157.55 | 1 |
| Jun 2019 | 155.87 | 1 |
| Apr 2019 | 156.98 | 1 |
| Mar 2019 | 160.47 | 1 |
| Jan 2019 | 161.61 | 1 |
| Nov 2018 | 161.08 | 1 |
| Sep 2018 | 151.16 | 1 |
| Jul 2018 | 159.43 | 1 |
| May 2018 | 161.60 | 1 |
| Mar 2018 | 154.47 | 1 |
| Jan 2018 | 159.60 | 1 |
| Dec 2017 | 153.21 | 1 |
| Oct 2017 | 159.67 | 1 |
| Aug 2017 | 159.44 | 1 |
| Jun 2017 | 166.68 | 1 |
| May 2017 | 157.80 | 1 |
| Mar 2017 | 161.62 | 1 |
| Jan 2017 | 158.59 | 1 |
| Nov 2016 | 166.69 | 1 |
| Sep 2016 | 158.79 | 1 |
| Jul 2016 | 166.32 | 1 |
| May 2016 | 157.85 | 1 |
| Apr 2016 | 155.54 | 1 |
| Feb 2016 | 157.44 | 1 |
| Dec 2015 | 163.83 | 1 |
| Nov 2015 | 160.26 | 1 |
| Sep 2015 | 159.92 | 1 |
| Aug 2015 | 158.22 | 1 |
| Jun 2015 | 162.67 | 1 |
| May 2015 | 153.21 | 1 |
| Mar 2015 | 159.65 | 1 |
| Feb 2015 | 151.24 | 1 |
| Dec 2014 | 157.02 | 1 |
| Oct 2014 | 157.83 | 1 |
| Sep 2014 | 170.30 | 1 |
| Jul 2014 | 149.68 | 1 |
| Jun 2014 | 157.62 | 1 |
| Apr 2014 | 158.23 | 1 |
| Mar 2014 | 152.59 | 1 |
| Feb 2014 | 159.28 | 1 |
| Jan 2014 | 160.16 | 1 |
| Dec 2013 | 143.05 | 1 |
| Oct 2013 | 167.60 | 1 |
| Sep 2013 | 156.29 | 1 |
| Aug 2013 | 164.97 | 1 |
| Jun 2013 | 158.09 | 1 |
| May 2013 | 162.33 | 1 |
| Mar 2013 | 158.73 | 1 |
| Jan 2013 | 161.72 | 1 |
| Dec 2012 | 159.34 | 1 |
| Oct 2012 | 164.66 | 1 |
| Sep 2012 | 160.47 | 1 |
| Aug 2012 | 156.92 | 1 |
| Jul 2012 | 150.47 | 1 |
| Jun 2012 | 161.25 | 1 |
| Apr 2012 | 154.98 | 1 |
| Mar 2012 | 159.02 | 1 |
| Jan 2012 | 153.74 | 1 |
| Dec 2011 | 164.07 | 1 |
| Nov 2011 | 138.34 | 1 |
| Oct 2011 | 160.03 | 1 |
| Aug 2011 | 157.98 | 1 |
| Jul 2011 | 160.30 | 1 |
| Jun 2011 | 157.16 | 1 |
| May 2011 | 157.48 | 1 |
| Apr 2011 | 156.70 | 1 |
| Feb 2011 | 155.42 | 1 |
| Jan 2011 | 157.65 | 1 |
| Dec 2010 | 161.45 | 1 |
| Nov 2010 | 156.15 | 1 |
| Oct 2010 | 158.31 | 1 |
| Sep 2010 | 156.24 | 1 |
| Jul 2010 | 154.73 | 1 |
| Jun 2010 | 158.52 | 1 |
| May 2010 | 158.87 | 1 |
| Apr 2010 | 150.72 | 1 |
| Mar 2010 | 150.23 | 1 |
| Jan 2010 | 160.14 | 1 |
| Dec 2009 | 153.05 | 1 |
| Nov 2009 | 153.40 | 1 |
| Oct 2009 | 157.63 | 1 |
| Aug 2009 | 153.98 | 1 |
| Jul 2009 | 155.09 | 1 |
| Jun 2009 | 149.66 | 1 |
| May 2009 | 159.00 | 1 |
| Mar 2009 | 163.57 | 1 |
| Feb 2009 | 150.77 | 1 |
| Jan 2009 | 156.09 | 1 |
| Dec 2008 | 155.95 | 1 |
| Nov 2008 | 302.65 | 1 |
| Oct 2008 | 144.03 | 1 |
| Aug 2008 | 148.13 | 1 |
| Jun 2008 | 171.10 | 1 |
| May 2008 | 158.39 | 1 |
| Apr 2008 | 162.98 | 1 |
| Mar 2008 | 158.40 | 1 |
| Feb 2008 | 163.65 | 1 |
| Dec 2007 | 319.28 | 1 |
| Oct 2007 | 320.87 | 1 |
| Sep 2007 | 155.97 | 1 |
| Aug 2007 | 163.90 | 1 |
| Jul 2007 | 161.14 | 1 |
| Jun 2007 | 161.11 | 1 |
| May 2007 | 151.91 | 1 |
| Apr 2007 | 317.56 | 1 |
| Mar 2007 | 153.85 | 1 |
| Feb 2007 | 156.28 | 1 |
| Dec 2006 | 161.97 | 1 |
| Nov 2006 | 157.27 | 1 |
| Oct 2006 | 151.81 | 1 |
| Sep 2006 | 160.85 | 1 |
| Jul 2006 | 324.13 | 1 |
| Jun 2006 | 157.20 | 1 |
| Apr 2006 | 300.93 | 1 |
| Mar 2006 | 158.93 | 1 |
| Feb 2006 | 167.03 | 1 |
| Jan 2006 | 149.00 | 1 |
| Dec 2005 | 168.74 | 1 |
| Nov 2005 | 164.28 | 1 |
| Oct 2005 | 158.09 | 1 |
| Sep 2005 | 160.88 | 1 |
| Aug 2005 | 155.44 | 1 |
| Jul 2005 | 161.15 | 1 |
| Jun 2005 | 164.37 | 1 |
| May 2005 | 157.23 | 1 |
| Apr 2005 | 322.19 | 1 |
| Mar 2005 | 155.71 | 1 |
| Feb 2005 | 159.33 | 1 |
| Jan 2005 | 157.09 | 1 |
| Dec 2004 | 157.97 | 1 |
| Nov 2004 | 313.81 | 1 |
| Oct 2004 | 161.52 | 1 |
| Sep 2004 | 161.10 | 1 |
| Aug 2004 | 149.43 | 1 |
| Jul 2004 | 316.26 | 1 |
| Jun 2004 | 158.42 | 1 |
| May 2004 | 159.50 | 1 |
| Apr 2004 | 159.71 | 1 |
| Mar 2004 | 328.03 | 1 |
| Feb 2004 | 155.92 | 1 |
| Jan 2004 | 318.75 | 1 |
| Dec 2003 | 163.31 | 1 |
| Nov 2003 | 325.86 | 1 |
| Oct 2003 | 147.11 | 1 |
| Sep 2003 | 151.72 | 1 |
| Aug 2003 | 159.89 | 1 |
| Jul 2003 | 313.45 | 1 |
| Jun 2003 | 314.69 | 1 |
| May 2003 | 162.61 | 1 |
| Apr 2003 | 322.26 | 1 |
| Mar 2003 | 151.36 | 1 |
| Feb 2003 | 323.11 | 1 |
| Jan 2003 | 331.99 | 1 |
| Dec 2002 | 169.31 | 1 |
| Nov 2002 | 340.70 | 1 |
| Oct 2002 | 175.46 | 1 |
| Sep 2002 | 324.90 | 1 |
| Aug 2002 | 313.29 | 1 |
| Jul 2002 | 330.18 | 1 |
| Jun 2002 | 326.48 | 1 |
| May 2002 | 346.79 | 1 |
| Apr 2002 | 301.69 | 1 |
| Mar 2002 | 159.80 | 1 |
| Feb 2002 | 321.82 | 1 |
| Jan 2002 | 152.81 | 1 |
| Dec 2001 | 492.85 | 1 |
| Nov 2001 | 161.75 | 1 |
| Oct 2001 | 364.59 | 1 |
| Sep 2001 | 321.27 | 1 |
| Aug 2001 | 350.68 | 1 |
| Jul 2001 | 317.48 | 1 |
| Jun 2001 | 324.53 | 1 |
| May 2001 | 315.81 | 1 |
| Apr 2001 | 172.66 | 1 |
| Mar 2001 | 115.37 | 1 |
| Feb 2001 | 156.86 | 1 |
| Jan 2001 | 308.28 | 1 |
| Dec 2000 | 162.74 | 1 |
| Nov 2000 | 482.45 | 1 |
| Oct 2000 | 328.48 | 1 |
| Sep 2000 | 156.42 | 1 |
| Aug 2000 | 650.57 | 1 |
| Jul 2000 | 159.04 | 1 |
| Jun 2000 | 490.61 | 1 |
| May 2000 | 318.32 | 1 |
| Apr 2000 | 325.79 | 1 |
| Mar 2000 | 322.87 | 1 |
| Feb 2000 | 326.03 | 1 |
| Jan 2000 | 330.11 | 1 |
| Dec 1999 | 331.45 | 1 |
| Nov 1999 | 483.15 | 1 |
| Oct 1999 | 156.67 | 1 |
| Sep 1999 | 321.57 | 1 |
| Aug 1999 | 320.00 | 1 |
| Jul 1999 | 324.42 | 1 |
| Jun 1999 | 643.48 | 1 |
| May 1999 | 489.67 | 1 |
| Apr 1999 | 328.65 | 1 |
| Mar 1999 | 495.25 | 1 |
| Feb 1999 | 488.36 | 1 |
| Dec 1998 | 158.33 | 1 |
| Oct 1998 | 480.96 | 1 |
| Sep 1998 | 325.12 | 1 |
| Aug 1998 | 608.13 | 1 |
| Jul 1998 | 477.11 | 1 |
| Jun 1998 | 479.46 | 1 |
| May 1998 | 478.35 | 1 |
| Apr 1998 | 656.99 | 1 |
| Mar 1998 | 335.37 | 1 |
| Feb 1998 | 161.01 | 1 |
| Jan 1998 | 677.27 | 1 |
| Dec 1997 | 162.03 | 1 |
| Nov 1997 | 489.84 | 1 |
| Oct 1997 | 326.41 | 1 |
| Sep 1997 | 451.40 | 1 |
| Aug 1997 | 485.62 | 1 |
| Jul 1997 | 320.45 | 1 |
| Jun 1997 | 481.78 | 1 |
| May 1997 | 487.72 | 1 |
| Apr 1997 | 485.89 | 1 |
| Mar 1997 | 322.15 | 1 |
| Feb 1997 | 481.48 | 1 |
| Jan 1997 | 483.51 | 1 |
| Dec 1996 | 494.79 | 1 |
| Nov 1996 | 490.16 | 1 |
| Oct 1996 | 315.08 | 1 |
| Sep 1996 | 307.94 | 1 |
| Aug 1996 | 476.29 | 1 |
| Jul 1996 | 469.20 | 1 |
| Jun 1996 | 477.76 | 1 |
| May 1996 | 493.93 | 1 |
| Apr 1996 | 325.81 | 1 |
| Mar 1996 | 500.09 | 1 |
| Feb 1996 | 489.89 | 1 |
| Jan 1996 | 484.11 | 1 |
| Dec 1995 | 474.00 | 1 |
| Nov 1995 | 484.00 | 1 |
| Oct 1995 | 488.00 | 1 |
| Sep 1995 | 507.00 | 1 |
| Aug 1995 | 489.00 | 1 |
| Jul 1995 | 548.00 | 1 |
| Jun 1995 | 641.00 | 1 |
| May 1995 | 468.00 | 1 |
| Apr 1995 | 479.00 | 1 |
| Mar 1995 | 806.00 | 1 |
| Feb 1995 | 324.00 | 1 |
| Jan 1995 | 641.00 | 1 |
| Dec 1994 | 638.00 | 1 |
| Nov 1994 | 482.00 | 1 |
| Oct 1994 | 774.00 | 1 |
| Sep 1994 | 473.00 | — |
| Aug 1994 | 625.00 | — |
| Jul 1994 | 470.00 | 1 |
| Jun 1994 | 624.00 | 1 |
| May 1994 | 627.00 | 1 |
| Apr 1994 | 635.00 | 1 |
| Mar 1994 | 486.00 | 1 |
| Feb 1994 | 483.00 | 1 |
| Jan 1994 | 652.00 | 1 |
| Dec 1993 | 653.00 | 1 |
| Nov 1993 | 632.00 | 1 |
| Oct 1993 | 630.00 | 1 |
| Sep 1993 | 471.00 | 1 |
| Aug 1993 | 623.00 | 1 |
| Jul 1993 | 624.00 | 1 |
| Jun 1993 | 789.00 | 1 |
| May 1993 | 470.00 | 1 |
| Apr 1993 | 629.00 | 1 |
| Mar 1993 | 630.00 | 1 |
| Feb 1993 | 317.00 | 1 |
| Jan 1993 | 638.00 | 1 |
| Dec 1992 | 805.00 | 1 |
| Nov 1992 | 694.00 | 1 |
| Oct 1992 | 728.00 | 1 |
| Sep 1992 | 483.00 | 1 |
| Aug 1992 | 655.00 | 1 |
| Jul 1992 | 727.00 | 1 |
| Jun 1992 | 495.00 | 1 |
| May 1992 | 731.00 | 1 |
| Apr 1992 | 731.00 | 1 |
| Mar 1992 | 697.00 | 1 |
| Feb 1992 | 530.00 | 1 |
| Jan 1992 | 681.00 | 1 |
| Dec 1991 | 688.00 | 1 |
| Nov 1991 | 700.00 | 1 |
| Oct 1991 | 709.00 | 1 |
| Sep 1991 | 722.00 | 1 |
| Aug 1991 | 723.00 | 1 |
| Jul 1991 | 714.00 | 1 |
| Jun 1991 | 911.00 | 1 |
| May 1991 | 730.00 | 1 |
| Apr 1991 | 720.00 | 1 |
| Mar 1991 | 531.00 | 1 |
| Feb 1991 | 181.00 | 1 |
| Dec 1990 | 361.00 | 1 |
| Nov 1990 | 725.00 | 1 |
| Oct 1990 | 907.00 | 1 |
| Sep 1990 | 724.00 | 1 |
| Aug 1990 | 719.00 | 1 |
| Jul 1990 | 181.00 | 1 |
| Jun 1990 | 707.00 | 1 |
| May 1990 | 724.00 | 1 |
| Apr 1990 | 728.00 | 1 |
| Mar 1990 | 721.00 | 1 |
| Feb 1990 | 547.00 | 1 |
| Jan 1990 | 727.00 | 1 |
| Dec 1989 | 547.00 | 1 |
| Nov 1989 | 728.00 | 1 |
| Oct 1989 | 726.00 | 1 |
| Sep 1989 | 720.00 | 1 |
| Aug 1989 | 719.00 | 1 |
| Jul 1989 | 930.00 | 1 |
| Jun 1989 | 568.00 | 1 |
| May 1989 | 584.00 | 1 |
| Apr 1989 | 762.00 | 1 |
| Mar 1989 | 553.00 | 1 |
| Jan 1989 | 375.00 | 1 |
| Dec 1988 | 787.00 | 1 |
| Nov 1988 | 588.00 | 1 |
| Oct 1988 | 769.00 | 1 |
| Sep 1988 | 583.00 | 1 |
| Aug 1988 | 782.00 | 1 |
| Jul 1988 | 774.00 | 1 |
| Jun 1988 | 584.00 | 1 |
| May 1988 | 781.00 | 1 |
| Apr 1988 | 195.00 | 1 |
| Mar 1988 | 392.00 | 1 |
| Feb 1988 | 579.00 | 1 |
| Jan 1988 | 596.00 | 1 |
| Dec 1987 | 595.00 | 1 |
| Nov 1987 | 789.00 | 1 |
| Oct 1987 | 392.00 | 1 |
| Sep 1987 | 789.00 | 1 |
| Aug 1987 | 784.00 | 1 |
| Jul 1987 | 581.00 | 1 |
| Jun 1987 | 787.00 | 1 |
| May 1987 | 986.00 | 1 |
| Apr 1987 | 197.00 | 1 |
| Mar 1987 | 792.00 | 1 |
| Feb 1987 | 200.00 | 1 |
| Jan 1987 | 985.00 | 1 |
| Dec 1986 | 787.00 | 1 |
| Nov 1986 | 785.00 | 1 |
| Oct 1986 | 787.00 | 1 |
| Sep 1986 | 390.00 | 1 |
| Aug 1986 | 376.00 | 1 |
| Jul 1986 | 974.00 | 1 |
| Jun 1986 | 546.00 | 1 |
| May 1986 | 758.00 | 1 |
| Apr 1986 | 936.00 | 1 |
| Mar 1986 | 568.00 | 1 |
| Feb 1986 | 396.00 | 1 |
| Jan 1986 | 964.00 | 1 |
| Dec 1985 | 578.00 | 1 |
| Nov 1985 | 715.00 | 1 |
| Oct 1985 | 731.00 | 1 |
| Sep 1985 | 894.00 | 1 |
| Aug 1985 | 702.00 | 1 |
| Jul 1985 | 880.00 | 1 |
| Jun 1985 | 703.00 | 1 |
| May 1985 | 716.00 | 1 |
| Apr 1985 | 723.00 | 1 |
| Mar 1985 | 731.00 | 1 |
| Feb 1985 | 894.00 | 1 |
| Jan 1985 | 535.00 | 1 |
| Dec 1984 | 178.00 | 1 |
| Nov 1984 | 712.00 | 1 |
| Oct 1984 | 528.00 | 1 |
| Sep 1984 | 707.00 | 1 |
| Aug 1984 | 936.00 | 1 |
| Jul 1984 | 756.00 | 1 |
| Jun 1984 | 784.00 | 1 |
| May 1984 | 981.00 | 1 |
| Apr 1984 | 790.00 | 1 |
| Mar 1984 | 563.00 | 1 |
| Feb 1984 | 782.00 | 1 |
| Jan 1984 | 756.00 | 1 |
| Dec 1983 | 582.00 | 1 |
| Nov 1983 | 597.00 | 1 |
| Oct 1983 | 397.00 | 1 |
| Sep 1983 | 591.00 | 1 |
| Aug 1983 | 979.00 | 1 |
| Jul 1983 | 776.00 | 1 |
| Jun 1983 | 778.00 | 1 |
| May 1983 | 768.00 | 1 |
| Apr 1983 | 552.00 | 1 |
| Mar 1983 | 509.00 | 1 |
| Feb 1983 | 771.00 | 1 |
| Jan 1983 | 782.00 | 1 |
| Dec 1982 | 546.00 | 1 |
| Nov 1982 | 766.00 | 1 |
| Oct 1982 | 791.00 | 1 |
| Sep 1982 | 712.00 | 1 |
| Aug 1982 | 760.00 | 1 |
| Jul 1982 | 777.00 | 1 |
| Jun 1982 | 400.00 | 1 |
| May 1982 | 739.00 | 1 |
| Apr 1982 | 787.00 | 1 |
| Mar 1982 | 762.00 | 1 |
| Feb 1982 | 727.00 | 1 |
| Jan 1982 | 910.00 | 1 |
| Dec 1981 | 773.00 | 1 |
| Nov 1981 | 971.00 | 1 |
| Oct 1981 | 942.00 | 1 |
| Sep 1981 | 925.00 | 1 |
| Aug 1981 | 558.00 | 1 |
| Jul 1981 | 728.00 | 1 |
| Jun 1981 | 931.00 | 1 |
| May 1981 | 926.00 | 1 |
| Apr 1981 | 704.00 | 1 |
| Mar 1981 | 1,064.00 | 1 |
| Feb 1981 | 710.00 | 1 |
| Jan 1981 | 901.00 | 1 |
| Dec 1980 | 717.00 | 1 |
| Nov 1980 | 520.00 | 1 |
| Oct 1980 | 1,063.00 | 1 |
| Sep 1980 | 1,066.00 | 1 |
| Aug 1980 | 706.00 | 1 |
| Jul 1980 | 1,126.00 | 1 |
| Jun 1980 | 524.00 | 1 |
| May 1980 | 1,109.00 | 1 |
| Apr 1980 | 593.00 | 1 |
| Mar 1980 | 726.00 | 1 |
| Feb 1980 | 798.00 | 1 |
| Jan 1980 | 366.00 | 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 |
|---|---|---|---|
| Neff | 1 | Rains & Williamson Oil Co., Inc. | Producing |
Location
37.037207, -100.752603 · CNENW Sec 1 T35S R32W
Kansas Geological Survey data, corpus built 2026-09-07. Lease 1001121292. The state’s own record.