STERLING
Lease 1001128917 · Barber County, Kansas · NENENE Sec 5 T35S R12W · DOR 115659
Oil1980–20264 wells
Operator
Blacksheep Oil & Gas LLC
Cumulative (state figure)
42,223.69 bbl
First production
1980
Last production
2026
Location (PLSS)
NENENE Sec 5 T35S R12W
Monthly oil production
197 months filed with the Kansas Geological Survey, Aug 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
42,223.70 bbl
Months filed
197
Most wells in a month
3
| Month | Oil (bbl) | Wells |
|---|---|---|
| Apr 2026 | 17.37 | 3 |
| Mar 2026 | 146.40 | 3 |
| Dec 2025 | 116.28 | 3 |
| Sep 2025 | 9.12 | 3 |
| Jun 2025 | 150.04 | 3 |
| May 2025 | 26.72 | 3 |
| Mar 2025 | 152.10 | 3 |
| Aug 2024 | 154.63 | 3 |
| Jun 2024 | 147.08 | 3 |
| Mar 2024 | 11.36 | 3 |
| Feb 2024 | 160.11 | 3 |
| Aug 2023 | 154.74 | 3 |
| Feb 2023 | 157.75 | 3 |
| Oct 2022 | 161.38 | 3 |
| May 2022 | 260.65 | 3 |
| Dec 2021 | 157.54 | 3 |
| Sep 2021 | 154.37 | 3 |
| May 2021 | 158.17 | 3 |
| Jan 2021 | 161.77 | 3 |
| Oct 2020 | 159.22 | 3 |
| Aug 2020 | 137.98 | 3 |
| Jul 2020 | 120.55 | 3 |
| May 2020 | 133.86 | 3 |
| Jan 2020 | 164.23 | 3 |
| Mar 2019 | 97.41 | 3 |
| Jun 2018 | 142.68 | 3 |
| Dec 2017 | 116.14 | 3 |
| Oct 2017 | 18.34 | 3 |
| Jul 2017 | 148.43 | 3 |
| Mar 2017 | 150.47 | 3 |
| Aug 2016 | 154.93 | 3 |
| Dec 2015 | 145.81 | 3 |
| Sep 2015 | 103.18 | 3 |
| Feb 2015 | 151.34 | 3 |
| May 2014 | 159.50 | 3 |
| Apr 2014 | 153.51 | 3 |
| Nov 2013 | 119.27 | 3 |
| Oct 2013 | 6.00 | 3 |
| Jun 2013 | 77.62 | 3 |
| Apr 2013 | 142.56 | 3 |
| Nov 2012 | 110.85 | 3 |
| Aug 2012 | 128.09 | 3 |
| Jun 2012 | 151.99 | 3 |
| Apr 2012 | 151.29 | 3 |
| Feb 2012 | 155.87 | 3 |
| Dec 2011 | 151.06 | 3 |
| Nov 2011 | 152.61 | 3 |
| Oct 2011 | 150.01 | 3 |
| Jun 2011 | 108.13 | 3 |
| Dec 2010 | 14.03 | 3 |
| Nov 2010 | 100.77 | 3 |
| Sep 2010 | 30.80 | 3 |
| Jul 2010 | 83.42 | 3 |
| Feb 2010 | 91.39 | 3 |
| Apr 2009 | 72.77 | 3 |
| Oct 2008 | 79.18 | 3 |
| Sep 2008 | 17.16 | 3 |
| Jun 2008 | 11.53 | 3 |
| Feb 2008 | 164.86 | 3 |
| Apr 2007 | 91.04 | 3 |
| Mar 2007 | 54.89 | 3 |
| Oct 2006 | 170.55 | 3 |
| Jan 2006 | 154.73 | 3 |
| Mar 2005 | 160.30 | 3 |
| Oct 2004 | 16.53 | 3 |
| Aug 2004 | 156.28 | 3 |
| Nov 2003 | 156.05 | 3 |
| Apr 2003 | 123.22 | 3 |
| Oct 2002 | 100.92 | 3 |
| Apr 2002 | 156.93 | 3 |
| Nov 2001 | 154.40 | 3 |
| Jul 2001 | 153.87 | 3 |
| Mar 2001 | 160.34 | 3 |
| Oct 2000 | 152.52 | 3 |
| Apr 2000 | 146.78 | 3 |
| Oct 1999 | 159.31 | 3 |
| May 1999 | 154.58 | 3 |
| Nov 1998 | 152.30 | 3 |
| Jun 1998 | 162.28 | 3 |
| Apr 1998 | 151.64 | 3 |
| Oct 1997 | 145.50 | 3 |
| May 1997 | 154.56 | 3 |
| Feb 1997 | 131.06 | 3 |
| Nov 1996 | 152.89 | 3 |
| Jul 1996 | 154.85 | 3 |
| Mar 1996 | 159.83 | 3 |
| Jan 1996 | 154.12 | 3 |
| Mar 1995 | 163.00 | 3 |
| Jul 1994 | 153.00 | 3 |
| Aug 1993 | 143.00 | 3 |
| Jan 1993 | 155.00 | 3 |
| Oct 1992 | 156.00 | 3 |
| Jun 1992 | 149.00 | 3 |
| Mar 1992 | 167.00 | 3 |
| Dec 1991 | 165.00 | 3 |
| Sep 1991 | 156.00 | 3 |
| Jun 1991 | 156.00 | 3 |
| Apr 1991 | 163.00 | 3 |
| Dec 1990 | 146.00 | 3 |
| Sep 1990 | 152.00 | 3 |
| Jul 1990 | 157.00 | 3 |
| Apr 1990 | 161.00 | 3 |
| Feb 1990 | 163.00 | 3 |
| Dec 1989 | 160.00 | 3 |
| Oct 1989 | 160.00 | 3 |
| Aug 1989 | 155.00 | 3 |
| Jun 1989 | 161.00 | 3 |
| Apr 1989 | 156.00 | 3 |
| Mar 1989 | 155.00 | 3 |
| Jan 1989 | 159.00 | 3 |
| Nov 1988 | 158.00 | 3 |
| Sep 1988 | 153.00 | 3 |
| Aug 1988 | 152.00 | 3 |
| Jun 1988 | 155.00 | 3 |
| May 1988 | 159.00 | 3 |
| Mar 1988 | 158.00 | 3 |
| Feb 1988 | 161.00 | 3 |
| Jan 1988 | 157.00 | 3 |
| Nov 1987 | 156.00 | 3 |
| Sep 1987 | 154.00 | 3 |
| Aug 1987 | 153.00 | 3 |
| Jul 1987 | 153.00 | 3 |
| May 1987 | 155.00 | 3 |
| Apr 1987 | 157.00 | 3 |
| Mar 1987 | 151.00 | 3 |
| Jan 1987 | 158.00 | 3 |
| Dec 1986 | 160.00 | 3 |
| Nov 1986 | 158.00 | 3 |
| Oct 1986 | 156.00 | 3 |
| Sep 1986 | 158.00 | 3 |
| Jul 1986 | 156.00 | 3 |
| Jun 1986 | 159.00 | 3 |
| May 1986 | 151.00 | 3 |
| Apr 1986 | 158.00 | 3 |
| Mar 1986 | 158.00 | 3 |
| Feb 1986 | 159.00 | 3 |
| Jan 1986 | 316.00 | 3 |
| Nov 1985 | 160.00 | 3 |
| Oct 1985 | 153.00 | 3 |
| Sep 1985 | 157.00 | 3 |
| Aug 1985 | 153.00 | 3 |
| Jul 1985 | 157.00 | 3 |
| Jun 1985 | 307.00 | 3 |
| May 1985 | 148.00 | 3 |
| Apr 1985 | 158.00 | 3 |
| Mar 1985 | 313.00 | 3 |
| Feb 1985 | 152.00 | 3 |
| Jan 1985 | 311.00 | 3 |
| Nov 1984 | 155.00 | 3 |
| Oct 1984 | 311.00 | 3 |
| Sep 1984 | 305.00 | 3 |
| Aug 1984 | 155.00 | 3 |
| Jul 1984 | 297.00 | 3 |
| Jun 1984 | 155.00 | 3 |
| May 1984 | 308.00 | 3 |
| Apr 1984 | 307.00 | 3 |
| Mar 1984 | 158.00 | 3 |
| Feb 1984 | 150.00 | 3 |
| Jan 1984 | 312.00 | 3 |
| Dec 1983 | 290.00 | 3 |
| Oct 1983 | 317.00 | 3 |
| Sep 1983 | 307.00 | 3 |
| Aug 1983 | 150.00 | 3 |
| Jul 1983 | 437.00 | 3 |
| Jun 1983 | 156.00 | 3 |
| May 1983 | 312.00 | 3 |
| Apr 1983 | 453.00 | 3 |
| Mar 1983 | 300.00 | 3 |
| Feb 1983 | 295.00 | 3 |
| Jan 1983 | 300.00 | 3 |
| Dec 1982 | 302.00 | 3 |
| Nov 1982 | 470.00 | 3 |
| Oct 1982 | 316.00 | 3 |
| Sep 1982 | 309.00 | 3 |
| Aug 1982 | 460.00 | 3 |
| Jul 1982 | 463.00 | 3 |
| Jun 1982 | 464.00 | 3 |
| May 1982 | 477.00 | 3 |
| Apr 1982 | 479.00 | 3 |
| Mar 1982 | 457.00 | 3 |
| Feb 1982 | 384.00 | 3 |
| Jan 1982 | 632.00 | 3 |
| Dec 1981 | 630.00 | 3 |
| Nov 1981 | 480.00 | 3 |
| Oct 1981 | 773.00 | 3 |
| Sep 1981 | 1,067.00 | 3 |
| Aug 1981 | 471.00 | 3 |
| Jul 1981 | 623.00 | 3 |
| Jun 1981 | 771.00 | 3 |
| May 1981 | 475.00 | 3 |
| Apr 1981 | 639.00 | 3 |
| Mar 1981 | 627.00 | 3 |
| Feb 1981 | 633.00 | 3 |
| Jan 1981 | 796.00 | 3 |
| Dec 1980 | 1,102.00 | 1 |
| Nov 1980 | 753.00 | 1 |
| Aug 1980 | 153.00 | 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
4 wells the state's well register assigns to this lease. Every one has a page.
Location
37.034737, -98.640935 · NENENE Sec 5 T35S R12W
Kansas Geological Survey data, corpus built 2026-09-07. Lease 1001128917. The state’s own record.