ARTHUR 4-8

Lease 14431 · BAY County, Michigan · Williams field · Dundee

OilWater1997–20261 well

Operator (latest)

MUSKEGON OPERATING COMPANY LLC

Field

Williams

Formation

Dundee

Field type (as filed)

First production

1997

Last production

2026

Operators

2 runs on this lease, as filed month by month.

Operator	From	To
MUSKEGON OPERATING COMPANY LLC	Feb 2021	May 2026
MUSKEGON DEVELOPMENT COMPANY	Dec 1997	Jan 2021

Monthly oil production

342 months filed with the Michigan Department of Environment, Great Lakes, and Energy, Dec 1997 to May 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

23,737 bbl

Months filed

342

The Michigan Department of Environment, Great Lakes, and Energy records first production from this unit in 1988, and the monthly series below begins in Dec 1997. The total above covers the months shown, not the life of the unit.

Month	Oil (bbl)
May 2026	23
Apr 2026	49
Mar 2026	66
Feb 2026	2
Jan 2026	41
Dec 2025	53
Nov 2025	36
Oct 2025	40
Sep 2025	33
Aug 2025	51
Jul 2025	31
Jun 2025	77
May 2025	68
Apr 2025	0
Mar 2025	63
Feb 2025	2
Jan 2025	62
Dec 2024	5
Nov 2024	27
Oct 2024	48
Sep 2024	33
Aug 2024	44
Jul 2024	39
Jun 2024	45
May 2024	44
Apr 2024	49
Mar 2024	60
Feb 2024	6
Jan 2024	52
Dec 2023	27
Nov 2023	42
Oct 2023	38
Sep 2023	50
Aug 2023	58
Jul 2023	17
Jun 2023	46
May 2023	48
Apr 2023	42
Mar 2023	36
Feb 2023	40
Jan 2023	52
Dec 2022	34
Nov 2022	46
Oct 2022	41
Sep 2022	45
Aug 2022	47
Jul 2022	41
Jun 2022	43
May 2022	43
Apr 2022	43
Mar 2022	52
Feb 2022	45
Jan 2022	49
Dec 2021	35
Nov 2021	34
Oct 2021	50
Sep 2021	42
Aug 2021	42
Jul 2021	49
Jun 2021	40
May 2021	42
Apr 2021	44
Mar 2021	45
Feb 2021	39
Jan 2021	44
Dec 2020	45
Nov 2020	43
Oct 2020	49
Sep 2020	49
Aug 2020	41
Jul 2020	46
Jun 2020	49
May 2020	48
Apr 2020	43
Mar 2020	55
Feb 2020	38
Jan 2020	41
Dec 2019	50
Nov 2019	35
Oct 2019	59
Sep 2019	54
Aug 2019	44
Jul 2019	77
Jun 2019	88
May 2019	8
Apr 2019	46
Mar 2019	42
Feb 2019	45
Jan 2019	49
Dec 2018	49
Nov 2018	46
Oct 2018	46
Sep 2018	49
Aug 2018	45
Jul 2018	51
Jun 2018	50
May 2018	54
Apr 2018	49
Mar 2018	62
Feb 2018	23
Jan 2018	52
Dec 2017	50
Nov 2017	49
Oct 2017	51
Sep 2017	49
Aug 2017	44
Jul 2017	54
Jun 2017	54
May 2017	58
Apr 2017	33
Mar 2017	49
Feb 2017	47
Jan 2017	41
Dec 2016	50
Nov 2016	44
Oct 2016	55
Sep 2016	49
Aug 2016	50
Jul 2016	55
Jun 2016	51
May 2016	59
Apr 2016	44
Mar 2016	53
Feb 2016	56
Jan 2016	52
Dec 2015	53
Nov 2015	52
Oct 2015	54
Sep 2015	45
Aug 2015	63
Jul 2015	71
Jun 2015	58
May 2015	52
Apr 2015	59
Mar 2015	51
Feb 2015	42
Jan 2015	54
Dec 2014	60
Nov 2014	58
Oct 2014	54
Sep 2014	52
Aug 2014	59
Jul 2014	60
Jun 2014	54
May 2014	62
Apr 2014	46
Mar 2014	60
Feb 2014	52
Jan 2014	50
Dec 2013	62
Nov 2013	60
Oct 2013	50
Sep 2013	60
Aug 2013	23
Jul 2013	98
Jun 2013	58
May 2013	59
Apr 2013	51
Mar 2013	60
Feb 2013	51
Jan 2013	61
Dec 2012	61
Nov 2012	58
Oct 2012	57
Sep 2012	59
Aug 2012	62
Jul 2012	59
Jun 2012	62
May 2012	62
Apr 2012	57
Mar 2012	63
Feb 2012	58
Jan 2012	55
Dec 2011	40
Nov 2011	83
Oct 2011	79
Sep 2011	71
Aug 2011	67
Jul 2011	62
Jun 2011	55
May 2011	61
Apr 2011	62
Mar 2011	68
Feb 2011	66
Jan 2011	62
Dec 2010	66
Nov 2010	64
Oct 2010	71
Sep 2010	64
Aug 2010	67
Jul 2010	56
Jun 2010	67
May 2010	64
Apr 2010	66
Mar 2010	72
Feb 2010	62
Jan 2010	70
Dec 2009	67
Nov 2009	71
Oct 2009	63
Sep 2009	70
Aug 2009	73
Jul 2009	74
Jun 2009	79
May 2009	83
Apr 2009	75
Mar 2009	70
Feb 2009	72
Jan 2009	66
Dec 2008	74
Nov 2008	75
Oct 2008	74
Sep 2008	77
Aug 2008	74
Jul 2008	74
Jun 2008	76
May 2008	78
Apr 2008	76
Mar 2008	77
Feb 2008	56
Jan 2008	104
Dec 2007	90
Nov 2007	71
Oct 2007	64
Sep 2007	73
Aug 2007	78
Jul 2007	77
Jun 2007	69
May 2007	79
Apr 2007	77
Mar 2007	78
Feb 2007	76
Jan 2007	77
Dec 2006	75
Nov 2006	78
Oct 2006	77
Sep 2006	79
Aug 2006	80
Jul 2006	81
Jun 2006	87
May 2006	82
Apr 2006	80
Mar 2006	85
Feb 2006	76
Jan 2006	76
Dec 2005	90
Nov 2005	84
Oct 2005	82
Sep 2005	81
Aug 2005	87
Jul 2005	85
Jun 2005	81
May 2005	89
Apr 2005	77
Mar 2005	89
Feb 2005	89
Jan 2005	82
Dec 2004	78
Nov 2004	85
Oct 2004	84
Sep 2004	86
Aug 2004	86
Jul 2004	90
Jun 2004	81
May 2004	93
Apr 2004	87
Mar 2004	91
Feb 2004	91
Jan 2004	82
Dec 2003	97
Nov 2003	94
Oct 2003	90
Sep 2003	94
Aug 2003	92
Jul 2003	102
Jun 2003	94
May 2003	86
Apr 2003	82
Mar 2003	99
Feb 2003	92
Jan 2003	95
Dec 2002	99
Nov 2002	92
Oct 2002	108
Sep 2002	125
Aug 2002	51
Jul 2002	107
Jun 2002	101
May 2002	106
Apr 2002	104
Mar 2002	102
Feb 2002	97
Jan 2002	113
Dec 2001	98
Nov 2001	111
Oct 2001	110
Sep 2001	108
Aug 2001	110
Jul 2001	113
Jun 2001	106
May 2001	114
Apr 2001	113
Mar 2001	114
Feb 2001	102
Jan 2001	124
Dec 2000	107
Nov 2000	111
Oct 2000	117
Sep 2000	121
Aug 2000	119
Jul 2000	120
Jun 2000	113
May 2000	118
Apr 2000	117
Mar 2000	120
Feb 2000	126
Jan 2000	118
Dec 1999	116
Nov 1999	146
Oct 1999	98
Sep 1999	126
Aug 1999	121
Jul 1999	124
Jun 1999	126
May 1999	129
Apr 1999	126
Mar 1999	130
Feb 1999	120
Jan 1999	133
Dec 1998	126
Nov 1998	138
Oct 1998	115
Sep 1998	133
Aug 1998	136
Jul 1998	136
Jun 1998	133
May 1998	143
Apr 1998	131
Mar 1998	142
Feb 1998	133
Jan 1998	142
Dec 1997	0

Lease-level volumes as filed with the Michigan Department of Environment, Great Lakes, and Energy.

Monthly water production

Total over the months shown

840 bbl

Months filed

342

Month	Water (bbl)
May 2026	0
Apr 2026	0
Mar 2026	0
Feb 2026	0
Jan 2026	0
Dec 2025	0
Nov 2025	0
Oct 2025	0
Sep 2025	0
Aug 2025	0
Jul 2025	0
Jun 2025	0
May 2025	0
Apr 2025	0
Mar 2025	0
Feb 2025	0
Jan 2025	0
Dec 2024	0
Nov 2024	0
Oct 2024	0
Sep 2024	0
Aug 2024	0
Jul 2024	0
Jun 2024	0
May 2024	0
Apr 2024	0
Mar 2024	0
Feb 2024	0
Jan 2024	0
Dec 2023	0
Nov 2023	0
Oct 2023	0
Sep 2023	0
Aug 2023	0
Jul 2023	0
Jun 2023	0
May 2023	0
Apr 2023	0
Mar 2023	0
Feb 2023	0
Jan 2023	0
Dec 2022	0
Nov 2022	0
Oct 2022	0
Sep 2022	0
Aug 2022	0
Jul 2022	0
Jun 2022	0
May 2022	0
Apr 2022	0
Mar 2022	0
Feb 2022	0
Jan 2022	0
Dec 2021	0
Nov 2021	0
Oct 2021	0
Sep 2021	0
Aug 2021	0
Jul 2021	0
Jun 2021	0
May 2021	0
Apr 2021	0
Mar 2021	0
Feb 2021	0
Jan 2021	0
Dec 2020	0
Nov 2020	0
Oct 2020	0
Sep 2020	0
Aug 2020	0
Jul 2020	0
Jun 2020	0
May 2020	0
Apr 2020	0
Mar 2020	0
Feb 2020	0
Jan 2020	0
Dec 2019	0
Nov 2019	0
Oct 2019	0
Sep 2019	0
Aug 2019	0
Jul 2019	0
Jun 2019	0
May 2019	0
Apr 2019	0
Mar 2019	0
Feb 2019	0
Jan 2019	0
Dec 2018	4
Nov 2018	4
Oct 2018	4
Sep 2018	4
Aug 2018	4
Jul 2018	4
Jun 2018	4
May 2018	4
Apr 2018	4
Mar 2018	4
Feb 2018	4
Jan 2018	4
Dec 2017	4
Nov 2017	4
Oct 2017	4
Sep 2017	4
Aug 2017	4
Jul 2017	4
Jun 2017	4
May 2017	4
Apr 2017	4
Mar 2017	4
Feb 2017	4
Jan 2017	4
Dec 2016	4
Nov 2016	4
Oct 2016	4
Sep 2016	4
Aug 2016	4
Jul 2016	4
Jun 2016	4
May 2016	4
Apr 2016	4
Mar 2016	4
Feb 2016	4
Jan 2016	4
Dec 2015	4
Nov 2015	4
Oct 2015	4
Sep 2015	4
Aug 2015	4
Jul 2015	4
Jun 2015	4
May 2015	4
Apr 2015	4
Mar 2015	4
Feb 2015	4
Jan 2015	4
Dec 2014	4
Nov 2014	4
Oct 2014	4
Sep 2014	4
Aug 2014	4
Jul 2014	4
Jun 2014	4
May 2014	4
Apr 2014	4
Mar 2014	4
Feb 2014	4
Jan 2014	4
Dec 2013	4
Nov 2013	4
Oct 2013	4
Sep 2013	4
Aug 2013	4
Jul 2013	4
Jun 2013	4
May 2013	4
Apr 2013	4
Mar 2013	4
Feb 2013	4
Jan 2013	4
Dec 2012	4
Nov 2012	4
Oct 2012	4
Sep 2012	4
Aug 2012	4
Jul 2012	4
Jun 2012	4
May 2012	4
Apr 2012	4
Mar 2012	4
Feb 2012	4
Jan 2012	4
Dec 2011	3
Nov 2011	3
Oct 2011	3
Sep 2011	3
Aug 2011	3
Jul 2011	3
Jun 2011	3
May 2011	3
Apr 2011	3
Mar 2011	3
Feb 2011	3
Jan 2011	3
Dec 2010	3
Nov 2010	3
Oct 2010	3
Sep 2010	3
Aug 2010	3
Jul 2010	3
Jun 2010	3
May 2010	3
Apr 2010	3
Mar 2010	3
Feb 2010	3
Jan 2010	3
Dec 2009	3
Nov 2009	3
Oct 2009	3
Sep 2009	3
Aug 2009	3
Jul 2009	3
Jun 2009	3
May 2009	3
Apr 2009	3
Mar 2009	3
Feb 2009	3
Jan 2009	3
Dec 2008	3
Nov 2008	3
Oct 2008	3
Sep 2008	3
Aug 2008	3
Jul 2008	3
Jun 2008	3
May 2008	3
Apr 2008	3
Mar 2008	3
Feb 2008	3
Jan 2008	3
Dec 2007	3
Nov 2007	3
Oct 2007	3
Sep 2007	3
Aug 2007	3
Jul 2007	3
Jun 2007	3
May 2007	3
Apr 2007	3
Mar 2007	3
Feb 2007	3
Jan 2007	3
Dec 2006	3
Nov 2006	3
Oct 2006	3
Sep 2006	3
Aug 2006	3
Jul 2006	3
Jun 2006	3
May 2006	3
Apr 2006	3
Mar 2006	3
Feb 2006	3
Jan 2006	3
Dec 2005	3
Nov 2005	3
Oct 2005	3
Sep 2005	3
Aug 2005	3
Jul 2005	3
Jun 2005	3
May 2005	3
Apr 2005	3
Mar 2005	3
Feb 2005	3
Jan 2005	3
Dec 2004	3
Nov 2004	3
Oct 2004	3
Sep 2004	3
Aug 2004	3
Jul 2004	3
Jun 2004	3
May 2004	3
Apr 2004	3
Mar 2004	3
Feb 2004	3
Jan 2004	3
Dec 2003	3
Nov 2003	3
Oct 2003	3
Sep 2003	3
Aug 2003	3
Jul 2003	3
Jun 2003	3
May 2003	3
Apr 2003	3
Mar 2003	3
Feb 2003	3
Jan 2003	3
Dec 2002	3
Nov 2002	3
Oct 2002	3
Sep 2002	3
Aug 2002	3
Jul 2002	3
Jun 2002	3
May 2002	3
Apr 2002	3
Mar 2002	3
Feb 2002	3
Jan 2002	3
Dec 2001	3
Nov 2001	3
Oct 2001	3
Sep 2001	3
Aug 2001	3
Jul 2001	3
Jun 2001	3
May 2001	3
Apr 2001	3
Mar 2001	3
Feb 2001	3
Jan 2001	3
Dec 2000	3
Nov 2000	3
Oct 2000	3
Sep 2000	3
Aug 2000	3
Jul 2000	3
Jun 2000	3
May 2000	3
Apr 2000	3
Mar 2000	3
Feb 2000	3
Jan 2000	3
Dec 1999	3
Nov 1999	3
Oct 1999	3
Sep 1999	3
Aug 1999	3
Jul 1999	3
Jun 1999	3
May 1999	3
Apr 1999	3
Mar 1999	3
Feb 1999	3
Jan 1999	3
Dec 1998	3
Nov 1998	3
Oct 1998	3
Sep 1998	3
Aug 1998	3
Jul 1998	3
Jun 1998	3
May 1998	3
Apr 1998	3
Mar 1998	3
Feb 1998	3
Jan 1998	3
Dec 1997	—

Lease-level volumes as filed with the Michigan Department of Environment, Great Lakes, and Energy.

Wells on this lease

1 well the state's well register assigns to this lease. Every one has a page. Michigan files the dates a well entered and left the unit, and a unit's members include injection, observation and dry holes — a member is not a producer.

Well	No.	Type	Operator	Status	In the unit
ARTHUR	4-8	Oil Well	MUSKEGON OPERATING COMPANY LLC	Producing	Aug 1988 — still

Michigan Department of Environment, Great Lakes, and Energy data, corpus built 2026-09-07. Lease 14431.