ZIMMERMAN 1-8

Lease 8457 · BAY County, Michigan · Williams field · Dundee

Oil1997–20251 well

Operator (latest)

CLARKSTON OIL CO

Field

Williams

Formation

Dundee

Field type (as filed)

First production

1997

Last production

2025

Operators

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

Operator	From	To
CLARKSTON OIL CO	Jan 2016	Dec 2025
CLARKSTON OIL CORP	Jan 1997	Dec 2015

Monthly oil production

348 months filed with the Michigan Department of Environment, Great Lakes, and Energy, Jan 1997 to Dec 2025. 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

20,369 bbl

Months filed

348

The Michigan Department of Environment, Great Lakes, and Energy records first production from this unit in 1987, and the monthly series below begins in Jan 1997. The total above covers the months shown, not the life of the unit.

Month	Oil (bbl)
Dec 2025	37
Nov 2025	42
Oct 2025	59
Sep 2025	27
Aug 2025	46
Jul 2025	56
Jun 2025	45
May 2025	52
Apr 2025	51
Mar 2025	55
Feb 2025	58
Jan 2025	45
Dec 2024	34
Nov 2024	63
Oct 2024	53
Sep 2024	59
Aug 2024	53
Jul 2024	38
Jun 2024	41
May 2024	68
Apr 2024	65
Mar 2024	46
Feb 2024	44
Jan 2024	44
Dec 2023	46
Nov 2023	39
Oct 2023	18
Sep 2023	36
Aug 2023	86
Jul 2023	33
Jun 2023	47
May 2023	30
Apr 2023	87
Mar 2023	69
Feb 2023	42
Jan 2023	65
Dec 2022	52
Nov 2022	0
Oct 2022	0
Sep 2022	0
Aug 2022	0
Jul 2022	0
Jun 2022	0
May 2022	56
Apr 2022	44
Mar 2022	10
Feb 2022	0
Jan 2022	12
Dec 2021	40
Nov 2021	35
Oct 2021	46
Sep 2021	53
Aug 2021	34
Jul 2021	53
Jun 2021	90
May 2021	74
Apr 2021	20
Mar 2021	0
Feb 2021	40
Jan 2021	60
Dec 2020	52
Nov 2020	49
Oct 2020	48
Sep 2020	52
Aug 2020	51
Jul 2020	67
Jun 2020	90
May 2020	64
Apr 2020	20
Mar 2020	0
Feb 2020	0
Jan 2020	58
Dec 2019	43
Nov 2019	31
Oct 2019	46
Sep 2019	42
Aug 2019	47
Jul 2019	50
Jun 2019	48
May 2019	92
Apr 2019	66
Mar 2019	59
Feb 2019	0
Jan 2019	43
Dec 2018	51
Nov 2018	50
Oct 2018	51
Sep 2018	50
Aug 2018	50
Jul 2018	51
Jun 2018	50
May 2018	51
Apr 2018	50
Mar 2018	51
Feb 2018	50
Jan 2018	50
Dec 2017	55
Nov 2017	55
Oct 2017	55
Sep 2017	55
Aug 2017	55
Jul 2017	55
Jun 2017	55
May 2017	55
Apr 2017	55
Mar 2017	55
Feb 2017	55
Jan 2017	55
Dec 2016	48
Nov 2016	48
Oct 2016	48
Sep 2016	48
Aug 2016	48
Jul 2016	48
Jun 2016	48
May 2016	48
Apr 2016	48
Mar 2016	48
Feb 2016	48
Jan 2016	48
Dec 2015	43
Nov 2015	43
Oct 2015	43
Sep 2015	43
Aug 2015	43
Jul 2015	43
Jun 2015	43
May 2015	43
Apr 2015	43
Mar 2015	43
Feb 2015	43
Jan 2015	43
Dec 2014	46
Nov 2014	46
Oct 2014	46
Sep 2014	46
Aug 2014	46
Jul 2014	46
Jun 2014	46
May 2014	46
Apr 2014	46
Mar 2014	46
Feb 2014	46
Jan 2014	46
Dec 2013	55
Nov 2013	55
Oct 2013	55
Sep 2013	55
Aug 2013	55
Jul 2013	55
Jun 2013	55
May 2013	55
Apr 2013	55
Mar 2013	55
Feb 2013	55
Jan 2013	55
Dec 2012	44
Nov 2012	44
Oct 2012	44
Sep 2012	44
Aug 2012	44
Jul 2012	44
Jun 2012	44
May 2012	44
Apr 2012	44
Mar 2012	44
Feb 2012	44
Jan 2012	44
Dec 2011	61
Nov 2011	67
Oct 2011	64
Sep 2011	70
Aug 2011	73
Jul 2011	68
Jun 2011	130
May 2011	47
Apr 2011	139
Mar 2011	65
Feb 2011	85
Jan 2011	110
Dec 2010	38
Nov 2010	50
Oct 2010	123
Sep 2010	62
Aug 2010	78
Jul 2010	90
Jun 2010	61
May 2010	70
Apr 2010	63
Mar 2010	69
Feb 2010	87
Jan 2010	174
Dec 2009	99
Nov 2009	48
Oct 2009	119
Sep 2009	101
Aug 2009	58
Jul 2009	78
Jun 2009	51
May 2009	61
Apr 2009	83
Mar 2009	61
Feb 2009	63
Jan 2009	59
Dec 2008	41
Nov 2008	33
Oct 2008	60
Sep 2008	47
Aug 2008	66
Jul 2008	16
Jun 2008	78
May 2008	38
Apr 2008	50
Mar 2008	42
Feb 2008	62
Jan 2008	65
Dec 2007	0
Nov 2007	47
Oct 2007	99
Sep 2007	69
Aug 2007	5
Jul 2007	33
Jun 2007	78
May 2007	114
Apr 2007	53
Mar 2007	63
Feb 2007	54
Jan 2007	91
Dec 2006	35
Nov 2006	103
Oct 2006	77
Sep 2006	65
Aug 2006	81
Jul 2006	55
Jun 2006	36
May 2006	69
Apr 2006	65
Mar 2006	60
Feb 2006	61
Jan 2006	76
Dec 2005	58
Nov 2005	58
Oct 2005	72
Sep 2005	71
Aug 2005	112
Jul 2005	0
Jun 2005	34
May 2005	63
Apr 2005	57
Mar 2005	61
Feb 2005	54
Jan 2005	64
Dec 2004	66
Nov 2004	65
Oct 2004	53
Sep 2004	72
Aug 2004	52
Jul 2004	63
Jun 2004	61
May 2004	81
Apr 2004	47
Mar 2004	66
Feb 2004	87
Jan 2004	53
Dec 2003	44
Nov 2003	70
Oct 2003	61
Sep 2003	87
Aug 2003	61
Jul 2003	68
Jun 2003	70
May 2003	60
Apr 2003	62
Mar 2003	75
Feb 2003	65
Jan 2003	63
Dec 2002	83
Nov 2002	61
Oct 2002	73
Sep 2002	57
Aug 2002	77
Jul 2002	67
Jun 2002	69
May 2002	53
Apr 2002	67
Mar 2002	86
Feb 2002	74
Jan 2002	77
Dec 2001	126
Nov 2001	25
Oct 2001	120
Sep 2001	47
Aug 2001	0
Jul 2001	79
Jun 2001	64
May 2001	73
Apr 2001	72
Mar 2001	105
Feb 2001	60
Jan 2001	58
Dec 2000	70
Nov 2000	83
Oct 2000	62
Sep 2000	100
Aug 2000	63
Jul 2000	81
Jun 2000	61
May 2000	79
Apr 2000	71
Mar 2000	72
Feb 2000	62
Jan 2000	88
Dec 1999	69
Nov 1999	69
Oct 1999	90
Sep 1999	75
Aug 1999	91
Jul 1999	78
Jun 1999	85
May 1999	69
Apr 1999	87
Mar 1999	121
Feb 1999	150
Jan 1999	115
Dec 1998	88
Nov 1998	74
Oct 1998	79
Sep 1998	96
Aug 1998	79
Jul 1998	0
Jun 1998	0
May 1998	103
Apr 1998	181
Mar 1998	0
Feb 1998	88
Jan 1998	0
Dec 1997	75
Nov 1997	88
Oct 1997	48
Sep 1997	93
Aug 1997	83
Jul 1997	87
Jun 1997	92
May 1997	71
Apr 1997	112
Mar 1997	105
Feb 1997	85
Jan 1997	97

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
ZIMMERMAN	1-8	Oil Well	CLARKSTON OIL CO	Producing	May 1987 — still

Michigan Department of Environment, Great Lakes, and Energy data, corpus built 2026-09-07. Lease 8457.