WALLGREN 'B'

Lease 1001119541 · Phillips County, Kansas · SW SE NW Sec 29 T5S R20W · DOR 109637

Oil1942–20266 wells

Operator

Murfin Drilling Co., Inc.

Cumulative (state figure)

1,086,013.42 bbl

First production

1942

Last production

2026

Location (PLSS)

SW SE NW Sec 29 T5S R20W

Monthly oil production

542 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

77,055.40 bbl

Months filed

542

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 1,086,013.42 bbl.

Month	Oil (bbl)	Wells
Apr 2026	50.30	1
Mar 2026	56.93	1
Feb 2026	44.42	1
Jan 2026	50.78	1
Dec 2025	47.40	1
Nov 2025	48.38	1
Oct 2025	50.13	1
Sep 2025	55.14	1
Aug 2025	30.75	1
Jul 2025	38.03	1
Jun 2025	65.56	1
May 2025	60.71	1
Apr 2025	62.48	1
Mar 2025	45.10	1
Feb 2025	25.34	1
Jan 2025	11.22	1
Dec 2024	4.46	1
Nov 2024	50.47	1
Oct 2024	38.50	1
Sep 2024	55.00	1
Aug 2024	41.48	1
Jul 2024	73.24	1
Jun 2024	64.05	1
May 2024	59.00	1
Apr 2024	61.93	1
Mar 2024	19.38	1
Feb 2024	57.40	1
Jan 2024	57.18	1
Dec 2023	73.74	1
Nov 2023	60.23	1
Oct 2023	60.98	1
Sep 2023	60.63	1
Aug 2023	34.43	1
Jul 2023	41.13	1
Jun 2023	42.70	1
May 2023	66.21	1
Apr 2023	49.17	1
Mar 2023	76.44	1
Feb 2023	64.00	1
Jan 2023	9.40	1
Nov 2022	29.09	1
Oct 2022	70.75	1
Sep 2022	67.38	1
Aug 2022	149.76	1
Jul 2022	57.13	1
Jun 2022	28.29	1
May 2022	68.79	1
Apr 2022	72.05	1
Mar 2022	79.59	1
Feb 2022	73.30	1
Jan 2022	72.10	1
Dec 2021	78.38	1
Nov 2021	76.64	1
Oct 2021	75.88	1
Sep 2021	72.65	1
Aug 2021	40.02	1
Jul 2021	90.41	1
Jun 2021	40.98	2
May 2021	51.66	2
Apr 2021	84.68	2
Mar 2021	74.47	2
Feb 2021	66.48	2
Jan 2021	82.81	2
Dec 2020	69.06	2
Nov 2020	76.43	2
Oct 2020	93.21	2
Sep 2020	100.38	2
Aug 2020	120.85	2
Jul 2020	62.59	2
May 2020	6.12	2
Mar 2020	90.97	2
Feb 2020	81.76	2
Jan 2020	97.78	2
Dec 2019	79.88	2
Nov 2019	72.20	2
Oct 2019	93.60	2
Sep 2019	92.18	2
Aug 2019	90.61	2
Jul 2019	90.23	2
Jun 2019	79.27	2
May 2019	99.94	2
Apr 2019	92.53	2
Mar 2019	101.89	2
Feb 2019	84.48	2
Jan 2019	87.89	2
Dec 2018	96.20	2
Nov 2018	63.51	2
Oct 2018	48.09	2
Sep 2018	80.40	2
Aug 2018	90.81	2
Jul 2018	87.81	2
Jun 2018	104.55	2
May 2018	91.24	2
Apr 2018	102.53	2
Mar 2018	97.82	2
Feb 2018	112.54	2
Jan 2018	107.09	2
Dec 2017	99.01	2
Nov 2017	99.27	2
Oct 2017	106.03	2
Sep 2017	84.13	2
Aug 2017	98.69	2
Jul 2017	89.88	2
Jun 2017	104.66	2
May 2017	91.95	2
Apr 2017	95.21	2
Mar 2017	108.39	2
Feb 2017	82.16	2
Jan 2017	105.16	2
Dec 2016	105.48	2
Nov 2016	93.38	2
Oct 2016	99.65	2
Sep 2016	87.12	2
Aug 2016	82.01	2
Jul 2016	98.42	2
Jun 2016	106.05	2
May 2016	104.66	2
Apr 2016	75.48	2
Feb 2016	55.05	2
Jan 2016	112.71	2
Dec 2015	116.05	2
Nov 2015	99.20	2
Oct 2015	100.46	2
Sep 2015	99.36	2
Aug 2015	117.93	2
Jul 2015	104.28	2
Jun 2015	109.76	2
May 2015	119.10	2
Apr 2015	118.03	2
Mar 2015	125.79	2
Feb 2015	125.33	2
Jan 2015	90.51	2
Dec 2014	101.09	2
Nov 2014	76.62	2
Oct 2014	108.64	2
Sep 2014	90.41	2
Aug 2014	119.87	2
Jul 2014	88.24	2
Mar 2014	73.38	2
Feb 2014	78.16	2
Jan 2014	66.86	2
Nov 2013	80.09	2
Oct 2013	79.02	2
Sep 2013	75.17	2
Aug 2013	82.79	2
Jul 2013	84.71	2
Jun 2013	55.82	2
May 2013	87.31	2
Apr 2013	41.69	2
Mar 2013	8.00	2
Feb 2013	52.94	2
Jan 2013	56.54	2
Dec 2012	53.21	2
Nov 2012	57.89	2
Oct 2012	50.79	2
Sep 2012	42.98	2
Aug 2012	90.35	2
Jun 2012	38.61	2
May 2012	47.23	2
Apr 2012	46.29	2
Mar 2012	42.72	2
Feb 2012	32.66	2
Jan 2012	43.47	2
Dec 2011	60.87	2
Nov 2011	60.62	2
Oct 2011	65.17	2
Sep 2011	65.39	2
Aug 2011	58.01	2
Jul 2011	55.41	2
Jun 2011	54.26	2
May 2011	65.53	2
Apr 2011	61.31	2
Mar 2011	90.44	2
Feb 2011	79.26	2
Jan 2011	83.96	2
Dec 2010	89.89	2
Nov 2010	77.09	2
Oct 2010	67.50	2
Sep 2010	65.76	2
Aug 2010	65.89	2
Jul 2010	58.90	2
Jun 2010	68.75	2
May 2010	74.75	2
Apr 2010	82.12	2
Mar 2010	82.06	2
Feb 2010	89.93	2
Jan 2010	103.40	2
Dec 2009	108.49	2
Nov 2009	106.70	2
Oct 2009	111.41	2
Sep 2009	110.03	2
Aug 2009	104.52	2
Jul 2009	64.16	2
Jun 2009	55.33	2
May 2009	58.42	2
Apr 2009	39.09	2
Mar 2009	55.07	2
Feb 2009	52.20	2
Jan 2009	58.11	2
Dec 2008	64.40	2
Nov 2008	97.81	2
Oct 2008	133.83	2
Sep 2008	96.61	2
Aug 2008	126.82	2
Jul 2008	81.25	2
Jun 2008	110.57	2
May 2008	101.31	2
Apr 2008	112.61	2
Mar 2008	134.98	2
Feb 2008	55.10	2
Jan 2008	111.00	2
Dec 2007	116.44	2
Nov 2007	104.82	2
Oct 2007	119.71	2
Sep 2007	113.71	2
Aug 2007	110.93	2
Jul 2007	115.54	2
Jun 2007	110.77	2
May 2007	87.20	2
Apr 2007	122.56	2
Mar 2007	133.82	2
Dec 2006	111.62	2
Nov 2006	101.38	2
Oct 2006	113.74	2
Sep 2006	117.55	2
Aug 2006	122.58	2
Jul 2006	117.19	2
Jun 2006	100.67	2
May 2006	125.74	2
Apr 2006	140.15	2
Mar 2006	137.98	2
Feb 2006	110.99	2
Jan 2006	122.66	2
Dec 2005	125.87	2
Nov 2005	106.62	2
Oct 2005	123.18	2
Sep 2005	112.90	2
Aug 2005	85.72	2
Jul 2005	108.21	2
Jun 2005	110.53	2
May 2005	113.01	2
Apr 2005	119.37	2
Mar 2005	126.48	2
Feb 2005	112.28	2
Jan 2005	106.51	2
Dec 2004	121.33	2
Nov 2004	118.10	2
Oct 2004	124.63	2
Sep 2004	106.39	2
Aug 2004	109.35	2
Jul 2004	102.72	2
Jun 2004	94.48	2
May 2004	97.58	2
Apr 2004	102.81	2
Mar 2004	111.59	2
Feb 2004	138.78	2
Jan 2004	115.11	2
Dec 2003	129.28	2
Nov 2003	122.36	2
Oct 2003	130.12	2
Sep 2003	117.88	2
Aug 2003	122.20	2
Jul 2003	102.93	2
Jun 2003	100.97	2
May 2003	123.35	2
Apr 2003	120.29	2
Mar 2003	118.08	2
Feb 2003	112.46	2
Jan 2003	136.12	2
Dec 2002	126.47	2
Nov 2002	135.99	2
Oct 2002	104.82	2
Sep 2002	126.76	2
Aug 2002	131.68	2
Jul 2002	125.81	2
Jun 2002	133.36	2
May 2002	128.74	2
Apr 2002	128.73	2
Mar 2002	146.65	2
Feb 2002	134.70	2
Jan 2002	147.63	2
Dec 2001	139.97	2
Nov 2001	137.57	2
Oct 2001	141.40	2
Sep 2001	127.84	2
Aug 2001	134.06	2
Jul 2001	125.75	2
Jun 2001	131.19	2
May 2001	144.20	2
Apr 2001	133.08	2
Mar 2001	162.56	2
Feb 2001	118.98	2
Jan 2001	113.22	2
Dec 2000	145.76	2
Nov 2000	161.75	2
Oct 2000	161.17	2
Sep 2000	153.26	2
Aug 2000	154.20	2
Jul 2000	140.68	2
Jun 2000	144.20	2
May 2000	155.14	2
Apr 2000	163.77	2
Mar 2000	170.33	2
Feb 2000	118.23	2
Jan 2000	170.27	2
Dec 1999	86.56	2
Nov 1999	113.64	2
Oct 1999	169.11	2
Sep 1999	153.08	2
Aug 1999	55.47	2
Jul 1999	66.62	2
Jun 1999	73.23	2
May 1999	82.18	2
Apr 1999	73.98	2
Mar 1999	89.95	2
Feb 1999	74.87	2
Jan 1999	75.56	2
Dec 1998	83.99	2
Nov 1998	79.08	2
Oct 1998	83.43	2
Sep 1998	76.06	2
Aug 1998	72.21	2
Jul 1998	79.31	2
Jun 1998	122.00	2
May 1998	144.73	2
Apr 1998	132.70	2
Mar 1998	135.07	2
Feb 1998	139.16	2
Jan 1998	135.25	2
Dec 1997	149.67	2
Nov 1997	129.52	2
Oct 1997	150.29	2
Sep 1997	140.00	2
Aug 1997	145.37	2
Jul 1997	149.20	2
Jun 1997	139.74	2
May 1997	127.06	2
Apr 1997	126.54	2
Mar 1997	156.39	2
Feb 1997	125.74	2
Jan 1997	161.02	2
Dec 1996	148.22	2
Nov 1996	145.65	2
Oct 1996	83.67	2
Sep 1996	116.98	2
Aug 1996	137.22	2
Jul 1996	165.51	2
Jun 1996	137.41	2
May 1996	147.30	2
Apr 1996	140.85	2
Mar 1996	169.01	2
Feb 1996	163.59	2
Jan 1996	152.43	2
Dec 1995	127.00	7
Nov 1995	109.00	7
Oct 1995	159.00	7
Sep 1995	153.00	7
Aug 1995	153.00	7
Jul 1995	187.00	7
Jun 1995	110.00	7
May 1995	168.00	7
Apr 1995	131.00	7
Mar 1995	173.00	7
Feb 1995	105.00	7
Jan 1995	161.00	7
Dec 1994	157.00	7
Nov 1994	150.00	7
Oct 1994	137.00	7
Sep 1994	134.00	7
Aug 1994	138.00	7
Jul 1994	140.00	7
Jun 1994	130.00	7
May 1994	140.00	7
Apr 1994	138.00	7
Mar 1994	147.00	7
Feb 1994	137.00	7
Jan 1994	129.00	7
Dec 1993	146.00	7
Nov 1993	156.00	7
Oct 1993	157.00	7
Sep 1993	148.00	7
Aug 1993	156.00	7
Jul 1993	141.00	7
Jun 1993	156.00	7
May 1993	151.00	7
Apr 1993	154.00	7
Mar 1993	171.00	7
Feb 1993	154.00	7
Jan 1993	169.00	7
Dec 1992	164.00	7
Nov 1992	149.00	7
Oct 1992	174.00	7
Sep 1992	139.00	7
Aug 1992	160.00	7
Jul 1992	160.00	7
Jun 1992	145.00	7
May 1992	165.00	7
Apr 1992	143.00	7
Mar 1992	151.00	7
Feb 1992	147.00	7
Jan 1992	151.00	7
Dec 1991	154.00	7
Nov 1991	144.00	7
Oct 1991	168.00	7
Sep 1991	157.00	7
Aug 1991	174.00	7
Jul 1991	138.00	7
Jun 1991	171.00	7
May 1991	169.00	7
Apr 1991	136.00	7
Mar 1991	168.00	7
Feb 1991	158.00	7
Jan 1991	182.00	7
Dec 1990	190.00	7
Nov 1990	177.00	7
Oct 1990	192.00	7
Sep 1990	179.00	7
Aug 1990	178.00	7
Jul 1990	188.00	7
Jun 1990	188.00	7
May 1990	180.00	7
Apr 1990	206.00	7
Mar 1990	206.00	7
Feb 1990	191.00	7
Jan 1990	140.00	7
Dec 1989	115.00	7
Nov 1989	103.00	7
Oct 1989	116.00	7
Sep 1989	109.00	7
Aug 1989	114.00	7
Jul 1989	104.00	7
Jun 1989	109.00	7
May 1989	108.00	7
Apr 1989	108.00	7
Mar 1989	110.00	7
Feb 1989	117.00	7
Jan 1989	138.00	7
Dec 1988	124.00	7
Nov 1988	120.00	7
Oct 1988	118.00	7
Sep 1988	119.00	7
Aug 1988	107.00	7
Jul 1988	114.00	7
Jun 1988	104.00	7
May 1988	103.00	7
Apr 1988	107.00	7
Mar 1988	108.00	7
Feb 1988	99.00	7
Jan 1988	102.00	7
Dec 1987	106.00	7
Nov 1987	100.00	7
Oct 1987	101.00	7
Sep 1987	106.00	7
Aug 1987	102.00	7
Jul 1987	102.00	7
Jun 1987	100.00	7
May 1987	108.00	7
Apr 1987	87.00	7
Mar 1987	89.00	7
Feb 1987	113.00	7
Jan 1987	120.00	7
Dec 1986	119.00	7
Nov 1986	118.00	7
Oct 1986	116.00	7
Sep 1986	108.00	7
Aug 1986	101.00	7
Jul 1986	195.00	7
Jun 1986	142.00	7
May 1986	275.00	7
Apr 1986	252.00	7
Mar 1986	248.00	7
Feb 1986	206.00	7
Jan 1986	259.00	7
Dec 1985	227.00	7
Nov 1985	293.00	7
Oct 1985	235.00	7
Sep 1985	248.00	7
Aug 1985	275.00	7
Jul 1985	263.00	7
Jun 1985	293.00	7
May 1985	281.00	7
Apr 1985	284.00	7
Mar 1985	359.00	7
Feb 1985	349.00	7
Jan 1985	306.00	7
Dec 1984	311.00	7
Oct 1984	404.00	7
Sep 1984	348.00	7
Aug 1984	268.00	7
Jul 1984	417.00	7
Jun 1984	710.00	7
Apr 1984	303.00	7
Mar 1984	326.00	7
Feb 1984	375.00	7
Jan 1984	320.00	7
Dec 1983	355.00	7
Nov 1983	361.00	7
Oct 1983	363.00	7
Sep 1983	378.00	7
Aug 1983	405.00	7
Jul 1983	411.00	7
May 1983	427.00	7
Apr 1983	351.00	7
Mar 1983	360.00	7
Feb 1983	374.00	7
Jan 1983	383.00	7
Dec 1982	412.00	7
Nov 1982	397.00	7
Oct 1982	430.00	7
Sep 1982	422.00	7
Aug 1982	441.00	7
Jul 1982	416.00	7
Jun 1982	401.00	7
May 1982	420.00	7
Apr 1982	396.00	7
Mar 1982	422.00	7
Feb 1982	381.00	7
Jan 1982	456.00	7
Dec 1981	455.00	7
Nov 1981	451.00	7
Oct 1981	401.00	7
Sep 1981	437.00	7
Aug 1981	404.00	7
Jul 1981	429.00	7
Jun 1981	383.00	7
May 1981	449.00	7
Apr 1981	423.00	7
Mar 1981	431.00	7
Feb 1981	425.00	7
Jan 1981	334.00	7
Dec 1980	423.00	7
Nov 1980	299.00	7
Oct 1980	380.00	7
Sep 1980	384.00	7
Aug 1980	412.00	7
Jul 1980	447.00	7
Jun 1980	429.00	7
May 1980	472.00	7
Apr 1980	462.00	7
Mar 1980	438.00	7
Feb 1980	392.00	7
Jan 1980	369.00	7

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

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

Well	No.	Operator	Status
WALLGREN 'B'	4	Murfin Drilling Co., Inc.	Plugged and Abandoned
WALLGREN 'B'	1	OXY USA Inc.	Plugged and Abandoned
WALLGREN 'B'	2	OXY USA Inc.	Plugged and Abandoned
WALLGREN 'B'	3	Murfin Drilling Co., Inc.	Producing
WALLGREN 'B'	5	OXY USA Inc.	Plugged and Abandoned
WALLGREN 'B'	6	OXY USA Inc.	Plugged and Abandoned

Location

39.590038, -99.602869 · SW SE NW Sec 29 T5S R20W

Kansas Geological Survey data, corpus built 2026-09-07. Lease 1001119541. The state’s own record.