MULLENDORE B

Lease 1001106580 · Elk County, Kansas · Sec 3 T30S R9E · DOR 100424

Oil1970–202613 wells

Operator

Z & L Oil LLC

Cumulative (state figure)

81,605.99 bbl

First production

1970

Last production

2026

Location (PLSS)

Sec 3 T30S R9E

Monthly oil production

493 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

60,386.00 bbl

Months filed

493

Most wells in a month

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 81,605.99 bbl.

Month	Oil (bbl)	Wells
Apr 2026	85.79	8
Mar 2026	96.07	8
Feb 2026	105.51	8
Dec 2025	82.62	8
Nov 2025	80.16	8
Oct 2025	79.00	8
Sep 2025	85.43	8
Aug 2025	101.36	8
Jul 2025	113.59	8
Jun 2025	66.05	8
May 2025	98.85	8
Apr 2025	108.55	8
Mar 2025	115.67	8
Feb 2025	82.78	8
Jan 2025	102.74	8
Dec 2024	99.76	8
Nov 2024	97.77	8
Oct 2024	125.60	8
Sep 2024	120.98	8
Aug 2024	80.59	8
Jul 2024	97.80	8
Jun 2024	96.52	8
May 2024	121.58	8
Apr 2024	103.91	8
Mar 2024	107.14	8
Feb 2024	130.72	8
Jan 2024	120.58	8
Dec 2023	121.15	8
Nov 2023	76.01	8
Sep 2023	59.41	8
Aug 2023	88.81	8
Jul 2023	121.00	8
Jun 2023	56.14	8
May 2023	63.56	8
Apr 2023	110.73	8
Feb 2023	84.72	8
Jan 2023	90.84	8
Dec 2022	80.33	8
Nov 2022	83.78	8
Oct 2022	55.03	8
Sep 2022	67.69	8
Aug 2022	75.98	8
Jul 2022	112.15	8
Jun 2022	77.07	8
May 2022	79.92	8
Apr 2022	107.95	7
Mar 2022	61.94	7
Feb 2022	92.38	7
Jan 2022	89.08	7
Dec 2021	106.59	7
Nov 2021	73.38	7
Oct 2021	61.39	7
Sep 2021	96.41	7
Aug 2021	85.27	7
Jul 2021	56.04	7
Jun 2021	55.56	7
May 2021	88.28	7
Apr 2021	77.89	7
Mar 2021	73.30	7
Feb 2021	50.03	7
Jan 2021	80.92	7
Dec 2020	72.70	7
Nov 2020	73.88	7
Oct 2020	62.05	7
Sep 2020	44.00	7
Aug 2020	62.05	7
Apr 2020	83.92	7
Mar 2020	112.19	7
Feb 2020	62.37	7
Jan 2020	102.67	7
Dec 2019	88.58	7
Nov 2019	123.29	7
Oct 2019	74.25	7
Sep 2019	96.90	7
Aug 2019	94.32	7
Jul 2019	102.70	7
Jun 2019	86.70	7
May 2019	63.71	7
Apr 2019	84.09	7
Mar 2019	91.20	7
Feb 2019	68.69	7
Jan 2019	82.89	7
Dec 2018	82.33	7
Nov 2018	82.36	7
Oct 2018	87.92	7
Sep 2018	92.65	7
Aug 2018	96.54	7
Jul 2018	83.76	7
Jun 2018	81.23	7
May 2018	105.61	7
Apr 2018	118.11	7
Mar 2018	103.31	7
Feb 2018	128.64	7
Jan 2018	111.23	7
Dec 2017	70.40	7
Nov 2017	143.76	7
Oct 2017	111.56	7
Sep 2017	118.04	7
Aug 2017	156.00	7
Jul 2017	120.23	7
Jun 2017	142.67	7
May 2017	119.79	7
Apr 2017	121.09	7
Mar 2017	94.23	7
Feb 2017	185.75	7
Jan 2017	160.59	7
Dec 2016	131.02	7
Nov 2016	145.82	7
Oct 2016	144.31	7
Sep 2016	120.32	7
Aug 2016	129.26	7
Jul 2016	145.01	7
Jun 2016	121.42	7
May 2016	130.94	7
Apr 2016	148.56	7
Mar 2016	129.15	7
Feb 2016	127.56	7
Jan 2016	118.99	7
Dec 2015	145.83	7
Nov 2015	163.51	7
Oct 2015	94.63	7
Sep 2015	137.12	7
Aug 2015	120.73	7
Jul 2015	85.72	7
Jun 2015	75.90	7
May 2015	110.77	7
Apr 2015	100.47	7
Mar 2015	91.05	7
Feb 2015	89.62	7
Jan 2015	131.03	7
Dec 2014	85.34	7
Nov 2014	125.72	7
Oct 2014	90.97	7
Sep 2014	88.44	7
Aug 2014	107.75	7
Jul 2014	121.93	7
Jun 2014	99.38	7
May 2014	90.59	7
Apr 2014	73.88	7
Mar 2014	179.07	7
Jan 2014	117.21	7
Dec 2013	133.88	7
Nov 2013	133.46	7
Oct 2013	78.10	7
Sep 2013	57.28	7
Aug 2013	91.23	7
Jul 2013	64.97	7
Jun 2013	103.14	7
May 2013	80.36	7
Apr 2013	103.55	7
Mar 2013	109.35	7
Feb 2013	130.44	7
Jan 2013	123.46	7
Dec 2012	117.96	7
Nov 2012	122.40	7
Oct 2012	120.77	7
Sep 2012	124.59	7
Aug 2012	86.82	7
Jul 2012	111.67	7
Jun 2012	138.49	7
May 2012	121.28	7
Apr 2012	71.59	7
Mar 2012	97.36	7
Feb 2012	130.22	7
Jan 2012	160.70	7
Dec 2011	108.46	7
Nov 2011	162.35	7
Oct 2011	163.60	7
Sep 2011	214.37	7
Aug 2011	156.57	7
Jul 2011	215.19	7
Jun 2011	166.03	7
May 2011	157.94	7
Apr 2011	160.64	7
Mar 2011	167.10	7
Feb 2011	144.18	7
Jan 2011	152.79	7
Dec 2010	159.41	7
Nov 2010	166.66	7
Oct 2010	281.11	7
Sep 2010	165.76	7
Aug 2010	157.87	7
Jul 2010	163.64	7
Jun 2010	160.44	7
May 2010	162.40	7
Apr 2010	188.44	7
Mar 2010	139.11	7
Feb 2010	159.28	7
Jan 2010	244.19	7
Dec 2009	168.23	7
Nov 2009	156.16	7
Oct 2009	162.49	7
Sep 2009	230.65	7
Aug 2009	272.82	7
Jul 2009	157.16	7
Jun 2009	223.80	7
May 2009	225.74	7
Apr 2009	271.78	7
Mar 2009	158.85	7
Feb 2009	120.60	7
Jan 2009	142.07	7
Dec 2008	164.38	7
Nov 2008	195.95	7
Oct 2008	131.23	7
Sep 2008	164.12	7
Aug 2008	155.74	7
Jul 2008	163.96	7
Jun 2008	151.85	7
May 2008	161.38	7
Apr 2008	153.19	7
Mar 2008	147.88	4
Feb 2008	164.63	4
Jan 2008	164.04	4
Dec 2007	159.02	4
Nov 2007	258.48	4
Oct 2007	163.56	4
Sep 2007	160.78	4
Aug 2007	252.23	4
Jul 2007	161.94	4
Jun 2007	165.85	4
May 2007	191.08	4
Apr 2007	165.05	4
Mar 2007	155.62	4
Feb 2007	191.60	4
Jan 2007	244.66	4
Dec 2006	159.01	4
Nov 2006	164.51	4
Oct 2006	260.43	4
Sep 2006	162.84	4
Aug 2006	166.33	4
Jul 2006	266.31	4
Jun 2006	246.55	4
May 2006	146.88	4
Apr 2006	61.00	4
Mar 2006	105.81	4
Feb 2006	108.06	4
Jan 2006	112.07	4
Dec 2005	138.52	4
Nov 2005	165.10	4
Sep 2005	120.15	4
Aug 2005	115.46	4
Jul 2005	99.66	4
Jun 2005	88.25	4
May 2005	114.36	4
Apr 2005	80.32	4
Mar 2005	77.72	4
Feb 2005	107.10	4
Dec 2004	99.76	4
Nov 2004	85.52	4
Oct 2004	135.01	4
Sep 2004	102.46	4
Aug 2004	84.68	4
Jul 2004	64.63	4
Jun 2004	73.54	4
May 2004	74.95	4
Apr 2004	217.95	4
Feb 2004	86.50	4
Jan 2004	50.22	4
Dec 2003	121.18	4
Nov 2003	100.45	4
Oct 2003	128.89	4
Sep 2003	84.87	4
Aug 2003	123.43	4
Jul 2003	130.14	4
Jun 2003	119.29	4
May 2003	89.79	4
Apr 2003	117.03	4
Mar 2003	90.68	4
Feb 2003	137.28	4
Jan 2003	227.85	4
Nov 2002	119.56	4
Oct 2002	108.68	4
Sep 2002	116.41	4
Aug 2002	124.66	4
Jul 2002	122.92	4
Jun 2002	89.95	4
May 2002	136.99	4
Apr 2002	156.80	4
Mar 2002	71.74	4
Feb 2002	110.84	4
Jan 2002	89.99	4
Dec 2001	153.22	4
Nov 2001	42.20	4
Oct 2001	97.54	4
Sep 2001	109.42	4
Aug 2001	64.13	4
Jul 2001	95.78	4
Jun 2001	100.82	4
May 2001	131.56	4
Apr 2001	119.44	4
Mar 2001	110.54	4
Feb 2001	95.19	4
Jan 2001	72.99	4
Dec 2000	153.75	4
Nov 2000	121.01	4
Oct 2000	130.88	4
Sep 2000	77.06	4
Aug 2000	140.71	4
Jul 2000	112.57	4
May 2000	96.29	4
Apr 2000	69.12	4
Mar 2000	106.54	4
Feb 2000	96.47	3
Jan 2000	141.20	3
Dec 1999	79.02	3
Nov 1999	95.83	3
Sep 1999	85.79	3
Aug 1999	190.19	3
Jul 1999	69.03	3
Jun 1999	81.11	3
Apr 1999	53.28	3
Mar 1999	93.22	3
Feb 1999	124.01	4
Jan 1999	86.11	4
Dec 1998	78.77	4
Nov 1998	131.69	4
Oct 1998	79.19	4
Sep 1998	84.47	4
Aug 1998	79.33	4
Jul 1998	94.51	4
Jun 1998	131.76	4
Apr 1998	70.52	4
Mar 1998	68.18	4
Feb 1998	112.88	4
Jan 1998	91.29	4
Dec 1997	104.46	4
Nov 1997	112.80	4
Oct 1997	119.79	4
Sep 1997	104.84	4
Aug 1997	162.11	4
Jul 1997	82.32	4
Jun 1997	47.08	4
May 1997	84.27	4
Apr 1997	82.75	4
Mar 1997	81.41	4
Feb 1997	98.84	4
Jan 1997	84.35	4
Dec 1996	72.75	4
Nov 1996	73.43	4
Sep 1996	46.59	4
Aug 1996	64.96	4
Jul 1996	122.77	4
Jun 1996	82.23	4
May 1996	55.34	4
Apr 1996	83.65	4
Mar 1996	96.26	4
Feb 1996	74.31	4
Dec 1995	83.00	45
Nov 1995	108.00	45
Oct 1995	96.00	45
Sep 1995	111.00	45
Aug 1995	70.00	45
Jul 1995	88.00	45
Jun 1995	79.00	45
May 1995	73.00	45
Apr 1995	111.00	45
Jan 1995	50.00	45
Dec 1994	52.00	45
Nov 1994	61.00	45
Oct 1994	130.00	45
Jul 1994	66.00	45
Jun 1994	95.00	45
May 1994	100.00	45
Apr 1994	65.00	45
Mar 1994	70.00	45
Feb 1994	53.00	45
Jan 1994	160.00	45
Oct 1993	55.00	45
Sep 1993	60.00	45
Aug 1993	79.00	45
Jul 1993	246.00	45
Apr 1993	99.00	45
Mar 1993	84.00	45
Jan 1993	63.00	45
Dec 1992	79.00	45
Nov 1992	81.00	45
Oct 1992	90.00	45
Sep 1992	120.00	45
Aug 1992	93.00	45
Jul 1992	108.00	45
Jun 1992	92.00	45
May 1992	110.00	45
Apr 1992	117.00	45
Mar 1992	101.00	45
Feb 1992	98.00	45
Jan 1992	105.00	45
Dec 1991	105.00	45
Nov 1991	106.00	45
Oct 1991	129.00	45
Sep 1991	102.00	45
Aug 1991	149.00	45
Jul 1991	100.00	45
Jun 1991	97.00	45
May 1991	50.00	45
Apr 1991	52.00	45
Mar 1991	104.00	45
Jan 1991	140.00	45
Nov 1990	80.00	45
Oct 1990	89.00	45
Sep 1990	75.00	45
Aug 1990	75.00	45
Jul 1990	85.00	45
Jun 1990	149.00	45
Apr 1990	39.00	45
Feb 1990	51.00	45
Jan 1990	103.00	45
Nov 1989	80.00	45
Oct 1989	59.00	45
Sep 1989	90.00	45
Aug 1989	87.00	45
Jul 1989	93.00	45
Jun 1989	128.00	45
May 1989	172.00	45
Mar 1989	176.00	45
Dec 1988	176.00	45
Oct 1988	161.00	45
Sep 1988	173.00	45
Aug 1988	173.00	45
Jun 1988	171.00	45
May 1988	173.00	45
Mar 1988	162.00	45
Feb 1988	166.00	45
Dec 1987	165.00	45
Nov 1987	172.00	45
Sep 1987	163.00	45
Aug 1987	170.00	45
Jun 1987	174.00	45
Apr 1987	174.00	45
Mar 1987	163.00	45
Feb 1987	176.00	45
Nov 1986	171.00	45
Sep 1986	166.00	45
Aug 1986	170.00	45
Jul 1986	169.00	45
Feb 1986	162.00	45
Jan 1986	175.00	45
Nov 1985	178.00	45
Sep 1985	174.00	45
Aug 1985	173.00	45
Jun 1985	178.00	45
Apr 1985	175.00	45
Mar 1985	172.00	45
Dec 1984	170.00	45
Nov 1984	176.00	45
Oct 1984	174.00	45
Sep 1984	171.00	45
Jul 1984	167.00	45
Jun 1984	171.00	45
May 1984	176.00	45
Apr 1984	172.00	45
Mar 1984	175.00	45
Jan 1984	178.00	45
Dec 1983	176.00	45
Aug 1983	173.00	45
Jul 1983	162.00	45
May 1983	174.00	45
Apr 1983	173.00	45
Mar 1983	176.00	45
Feb 1983	175.00	45
Dec 1982	175.00	45
Nov 1982	179.00	45
Oct 1982	167.00	45
Sep 1982	173.00	45
Aug 1982	171.00	45
Jul 1982	170.00	45
Jun 1982	172.00	45
May 1982	168.00	45
Apr 1982	173.00	45
Mar 1982	174.00	45
Feb 1982	176.00	45
Jan 1982	180.00	45
Dec 1981	175.00	45
Nov 1981	176.00	45
Oct 1981	168.00	45
Aug 1981	174.00	45
Jul 1981	165.00	45
Jun 1981	168.00	45
May 1981	162.00	45
Apr 1981	175.00	45
Mar 1981	176.00	45
Feb 1981	172.00	45
Jan 1981	175.00	45
Dec 1980	178.00	45
Nov 1980	177.00	45
Oct 1980	171.00	45
Sep 1980	171.00	45
Aug 1980	171.00	45
Jul 1980	170.00	45
Jun 1980	171.00	45
Apr 1980	170.00	45
Mar 1980	171.00	45
Feb 1980	158.00	45
Jan 1980	170.00	45

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

13 wells the state's well register assigns to this lease. Every one has a page.

Well	No.	Operator	Status
MULLENDORE	8	Z & L Oil LLC	Inactive Well
MULLINDORE	4	Z & L Oil LLC	Producing
MULLENDORE	3	Z & L Oil LLC	Producing
MULLENDORE	1A	Z & L Oil LLC	Producing
MULLENDORE	2	Z & L Oil LLC	Producing
MULLENDORE	BP 5	Z & L Oil LLC	Authorized Injection Well
MULLENDORE PERKINS	1	Z & L Oil LLC	Inactive Well
MULLENDORE PERKINS	2	Z & L Oil LLC	Recompleted
MULLENDORE	MP-3	Z & L Oil LLC	Authorized Injection Well
MULLENDORE	MP-5	Z & L Oil LLC	Producing
MULLENDORE	MP-4	Z & L Oil LLC	Producing
MULLENDORE	MP-6	Z & L Oil LLC	Producing
MULLENDORE	MP7	Z & L Oil LLC	Producing

Location

37.468754, -96.407471 · Sec 3 T30S R9E

Kansas Geological Survey data, corpus built 2026-09-07. Lease 1001106580. The state’s own record.