JANKOWSKI, V 1

Lease 3855 · ARENAC County, Michigan · Deep River field · Dundee

OilWater1997–20261 well

Operator

STERLING OPERATORS INC

Field

Deep River

Formation

Dundee

Field type (as filed)

First production

1997

Last production

2026

Monthly oil production

354 months filed with the Michigan Department of Environment, Great Lakes, and Energy, Jan 1997 to Jun 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

29,037 bbl

Months filed

354

The Michigan Department of Environment, Great Lakes, and Energy records first production from this unit in 1946, 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)
Jun 2026	134
May 2026	155
Apr 2026	163
Mar 2026	135
Feb 2026	0
Jan 2026	0
Dec 2025	99
Nov 2025	112
Oct 2025	55
Sep 2025	26
Aug 2025	66
Jul 2025	99
Jun 2025	45
May 2025	63
Apr 2025	36
Mar 2025	0
Feb 2025	102
Jan 2025	71
Dec 2024	0
Nov 2024	0
Oct 2024	0
Sep 2024	0
Aug 2024	0
Jul 2024	17
Jun 2024	5
May 2024	32
Apr 2024	14
Mar 2024	14
Feb 2024	66
Jan 2024	82
Dec 2023	82
Nov 2023	92
Oct 2023	0
Sep 2023	62
Aug 2023	76
Jul 2023	75
Jun 2023	70
May 2023	80
Apr 2023	80
Mar 2023	20
Feb 2023	25
Jan 2023	20
Dec 2022	75
Nov 2022	75
Oct 2022	50
Sep 2022	45
Aug 2022	66
Jul 2022	65
Jun 2022	68
May 2022	130
Apr 2022	170
Mar 2022	0
Feb 2022	130
Jan 2022	40
Dec 2021	80
Nov 2021	80
Oct 2021	125
Sep 2021	18
Aug 2021	0
Jul 2021	70
Jun 2021	125
May 2021	109
Apr 2021	57
Mar 2021	40
Feb 2021	40
Jan 2021	40
Dec 2020	75
Nov 2020	30
Oct 2020	74
Sep 2020	74
Aug 2020	65
Jul 2020	65
Jun 2020	70
May 2020	70
Apr 2020	67
Mar 2020	60
Feb 2020	60
Jan 2020	60
Dec 2019	70
Nov 2019	69
Oct 2019	70
Sep 2019	69
Aug 2019	69
Jul 2019	70
Jun 2019	69
May 2019	70
Apr 2019	69
Mar 2019	70
Feb 2019	69
Jan 2019	69
Dec 2018	77
Nov 2018	77
Oct 2018	77
Sep 2018	77
Aug 2018	77
Jul 2018	77
Jun 2018	77
May 2018	77
Apr 2018	77
Mar 2018	77
Feb 2018	77
Jan 2018	77
Dec 2017	58
Nov 2017	58
Oct 2017	58
Sep 2017	57
Aug 2017	58
Jul 2017	58
Jun 2017	58
May 2017	58
Apr 2017	57
Mar 2017	58
Feb 2017	56
Jan 2017	58
Dec 2016	82
Nov 2016	81
Oct 2016	70
Sep 2016	67
Aug 2016	90
Jul 2016	76
Jun 2016	38
May 2016	40
Apr 2016	55
Mar 2016	70
Feb 2016	72
Jan 2016	76
Dec 2015	69
Nov 2015	71
Oct 2015	99
Sep 2015	66
Aug 2015	73
Jul 2015	69
Jun 2015	75
May 2015	79
Apr 2015	72
Mar 2015	91
Feb 2015	38
Jan 2015	38
Dec 2014	38
Nov 2014	67
Oct 2014	167
Sep 2014	83
Aug 2014	73
Jul 2014	71
Jun 2014	76
May 2014	79
Apr 2014	76
Mar 2014	76
Feb 2014	76
Jan 2014	77
Dec 2013	78
Nov 2013	85
Oct 2013	71
Sep 2013	78
Aug 2013	50
Jul 2013	109
Jun 2013	82
May 2013	72
Apr 2013	72
Mar 2013	84
Feb 2013	84
Jan 2013	78
Dec 2012	77
Nov 2012	78
Oct 2012	74
Sep 2012	75
Aug 2012	75
Jul 2012	75
Jun 2012	116
May 2012	74
Apr 2012	75
Mar 2012	74
Feb 2012	76
Jan 2012	77
Dec 2011	76
Nov 2011	88
Oct 2011	70
Sep 2011	76
Aug 2011	79
Jul 2011	85
Jun 2011	87
May 2011	76
Apr 2011	76
Mar 2011	76
Feb 2011	81
Jan 2011	42
Dec 2010	81
Nov 2010	81
Oct 2010	75
Sep 2010	81
Aug 2010	100
Jul 2010	83
Jun 2010	51
May 2010	79
Apr 2010	79
Mar 2010	80
Feb 2010	82
Jan 2010	84
Dec 2009	87
Nov 2009	124
Oct 2009	87
Sep 2009	81
Aug 2009	88
Jul 2009	116
Jun 2009	86
May 2009	75
Apr 2009	85
Mar 2009	60
Feb 2009	82
Jan 2009	120
Dec 2008	81
Nov 2008	77
Oct 2008	88
Sep 2008	97
Aug 2008	88
Jul 2008	134
Jun 2008	84
May 2008	98
Apr 2008	84
Mar 2008	84
Feb 2008	38
Jan 2008	37
Dec 2007	77
Nov 2007	92
Oct 2007	77
Sep 2007	82
Aug 2007	78
Jul 2007	107
Jun 2007	78
May 2007	123
Apr 2007	84
Mar 2007	75
Feb 2007	74
Jan 2007	81
Dec 2006	102
Nov 2006	81
Oct 2006	87
Sep 2006	84
Aug 2006	83
Jul 2006	122
Jun 2006	86
May 2006	85
Apr 2006	84
Mar 2006	83
Feb 2006	84
Jan 2006	82
Dec 2005	82
Nov 2005	70
Oct 2005	71
Sep 2005	112
Aug 2005	239
Jul 2005	55
Jun 2005	74
May 2005	74
Apr 2005	72
Mar 2005	93
Feb 2005	78
Jan 2005	138
Dec 2004	98
Nov 2004	85
Oct 2004	86
Sep 2004	92
Aug 2004	89
Jul 2004	93
Jun 2004	87
May 2004	93
Apr 2004	109
Mar 2004	109
Feb 2004	134
Jan 2004	95
Dec 2003	92
Nov 2003	85
Oct 2003	97
Sep 2003	84
Aug 2003	113
Jul 2003	81
Jun 2003	119
May 2003	51
Apr 2003	123
Mar 2003	104
Feb 2003	132
Jan 2003	79
Dec 2002	107
Nov 2002	116
Oct 2002	112
Sep 2002	109
Aug 2002	112
Jul 2002	107
Jun 2002	107
May 2002	83
Apr 2002	119
Mar 2002	90
Feb 2002	103
Jan 2002	110
Dec 2001	85
Nov 2001	82
Oct 2001	117
Sep 2001	131
Aug 2001	65
Jul 2001	81
Jun 2001	63
May 2001	103
Apr 2001	107
Mar 2001	106
Feb 2001	86
Jan 2001	83
Dec 2000	131
Nov 2000	91
Oct 2000	96
Sep 2000	113
Aug 2000	86
Jul 2000	115
Jun 2000	101
May 2000	135
Apr 2000	124
Mar 2000	117
Feb 2000	150
Jan 2000	123
Dec 1999	85
Nov 1999	113
Oct 1999	77
Sep 1999	76
Aug 1999	79
Jul 1999	86
Jun 1999	99
May 1999	110
Apr 1999	103
Mar 1999	144
Feb 1999	166
Jan 1999	93
Dec 1998	93
Nov 1998	93
Oct 1998	93
Sep 1998	93
Aug 1998	93
Jul 1998	93
Jun 1998	93
May 1998	158
Apr 1998	176
Mar 1998	65
Feb 1998	84
Jan 1998	123
Dec 1997	95
Nov 1997	94
Oct 1997	145
Sep 1997	145
Aug 1997	79
Jul 1997	151
Jun 1997	165
May 1997	127
Apr 1997	98
Mar 1997	151
Feb 1997	153
Jan 1997	157

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

Monthly water production

Total over the months shown

1,910 bbl

Months filed

354

Month	Water (bbl)
Jun 2026	0
May 2026	15
Apr 2026	15
Mar 2026	0
Feb 2026	0
Jan 2026	0
Dec 2025	0
Nov 2025	20
Oct 2025	5
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	10
May 2024	0
Apr 2024	5
Mar 2024	20
Feb 2024	0
Jan 2024	10
Dec 2023	10
Nov 2023	10
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	5
Nov 2022	5
Oct 2022	5
Sep 2022	5
Aug 2022	5
Jul 2022	5
Jun 2022	5
May 2022	5
Apr 2022	5
Mar 2022	5
Feb 2022	5
Jan 2022	5
Dec 2021	0
Nov 2021	0
Oct 2021	0
Sep 2021	10
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	0
Nov 2018	0
Oct 2018	0
Sep 2018	0
Aug 2018	0
Jul 2018	0
Jun 2018	0
May 2018	0
Apr 2018	0
Mar 2018	0
Feb 2018	0
Jan 2018	0
Dec 2017	0
Nov 2017	0
Oct 2017	0
Sep 2017	12
Aug 2017	12
Jul 2017	12
Jun 2017	12
May 2017	12
Apr 2017	12
Mar 2017	12
Feb 2017	12
Jan 2017	12
Dec 2016	14
Nov 2016	14
Oct 2016	14
Sep 2016	14
Aug 2016	14
Jul 2016	14
Jun 2016	0
May 2016	0
Apr 2016	0
Mar 2016	0
Feb 2016	0
Jan 2016	0
Dec 2015	0
Nov 2015	0
Oct 2015	0
Sep 2015	0
Aug 2015	0
Jul 2015	2
Jun 2015	2
May 2015	2
Apr 2015	2
Mar 2015	2
Feb 2015	0
Jan 2015	0
Dec 2014	0
Nov 2014	0
Oct 2014	0
Sep 2014	0
Aug 2014	0
Jul 2014	0
Jun 2014	0
May 2014	0
Apr 2014	0
Mar 2014	0
Feb 2014	0
Jan 2014	—
Dec 2013	—
Nov 2013	—
Oct 2013	—
Sep 2013	—
Aug 2013	—
Jul 2013	0
Jun 2013	—
May 2013	—
Apr 2013	0
Mar 2013	0
Feb 2013	0
Jan 2013	0
Dec 2012	0
Nov 2012	0
Oct 2012	0
Sep 2012	0
Aug 2012	0
Jul 2012	0
Jun 2012	0
May 2012	0
Apr 2012	0
Mar 2012	0
Feb 2012	0
Jan 2012	0
Dec 2011	0
Nov 2011	0
Oct 2011	—
Sep 2011	10
Aug 2011	20
Jul 2011	20
Jun 2011	—
May 2011	20
Apr 2011	20
Mar 2011	20
Feb 2011	20
Jan 2011	20
Dec 2010	20
Nov 2010	20
Oct 2010	20
Sep 2010	20
Aug 2010	20
Jul 2010	20
Jun 2010	20
May 2010	—
Apr 2010	—
Mar 2010	—
Feb 2010	—
Jan 2010	2
Dec 2009	2
Nov 2009	2
Oct 2009	2
Sep 2009	4
Aug 2009	4
Jul 2009	4
Jun 2009	4
May 2009	4
Apr 2009	4
Mar 2009	20
Feb 2009	20
Jan 2009	20
Dec 2008	20
Nov 2008	20
Oct 2008	20
Sep 2008	20
Aug 2008	20
Jul 2008	20
Jun 2008	20
May 2008	0
Apr 2008	0
Mar 2008	0
Feb 2008	0
Jan 2008	20
Dec 2007	20
Nov 2007	20
Oct 2007	20
Sep 2007	20
Aug 2007	20
Jul 2007	20
Jun 2007	20
May 2007	20
Apr 2007	20
Mar 2007	20
Feb 2007	20
Jan 2007	20
Dec 2006	15
Nov 2006	15
Oct 2006	15
Sep 2006	15
Aug 2006	0
Jul 2006	0
Jun 2006	0
May 2006	0
Apr 2006	0
Mar 2006	0
Feb 2006	0
Jan 2006	0
Dec 2005	0
Nov 2005	0
Oct 2005	0
Sep 2005	0
Aug 2005	0
Jul 2005	0
Jun 2005	0
May 2005	0
Apr 2005	0
Mar 2005	0
Feb 2005	0
Jan 2005	0
Dec 2004	0
Nov 2004	0
Oct 2004	0
Sep 2004	0
Aug 2004	0
Jul 2004	0
Jun 2004	0
May 2004	0
Apr 2004	0
Mar 2004	0
Feb 2004	0
Jan 2004	0
Dec 2003	0
Nov 2003	0
Oct 2003	0
Sep 2003	0
Aug 2003	0
Jul 2003	0
Jun 2003	0
May 2003	0
Apr 2003	0
Mar 2003	0
Feb 2003	0
Jan 2003	0
Dec 2002	—
Nov 2002	0
Oct 2002	—
Sep 2002	0
Aug 2002	0
Jul 2002	0
Jun 2002	0
May 2002	0
Apr 2002	0
Mar 2002	0
Feb 2002	0
Jan 2002	0
Dec 2001	0
Nov 2001	0
Oct 2001	0
Sep 2001	0
Aug 2001	0
Jul 2001	0
Jun 2001	0
May 2001	0
Apr 2001	0
Mar 2001	0
Feb 2001	0
Jan 2001	0
Dec 2000	0
Nov 2000	0
Oct 2000	0
Sep 2000	0
Aug 2000	0
Jul 2000	0
Jun 2000	0
May 2000	2
Apr 2000	0
Mar 2000	0
Feb 2000	0
Jan 2000	0
Dec 1999	0
Nov 1999	0
Oct 1999	0
Sep 1999	0
Aug 1999	0
Jul 1999	0
Jun 1999	0
May 1999	0
Apr 1999	0
Mar 1999	0
Feb 1999	0
Jan 1999	0
Dec 1998	0
Nov 1998	0
Oct 1998	0
Sep 1998	0
Aug 1998	0
Jul 1998	—
Jun 1998	0
May 1998	0
Apr 1998	0
Mar 1998	—
Feb 1998	60
Jan 1998	50
Dec 1997	60
Nov 1997	75
Oct 1997	40
Sep 1997	60
Aug 1997	50
Jul 1997	50
Jun 1997	40
May 1997	25
Apr 1997	51
Mar 1997	51
Feb 1997	0
Jan 1997	62

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
JANKOWSKI, VERNIE	1	Oil Well	STERLING OPERATORS INC	Producing	Nov 1945 — still

Michigan Department of Environment, Great Lakes, and Energy data, corpus built 2026-09-07. Lease 3855.