Wolohan Estate unt, "B" 1,2,3 and 4

Lease 19990 · SAGINAW County, Michigan · Birch Run field · Dundee

Oil1997–20254 wells

Operator (latest)

BAILER OIL COMPANY LLC

Field

Birch Run

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
BAILER OIL COMPANY LLC	Jan 2021	Dec 2025
BAILER AND DESHAW	Jan 1997	Dec 2020

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

17,251 bbl

Months filed

348

Month	Oil (bbl)
Dec 2025	40
Nov 2025	38
Oct 2025	43
Sep 2025	38
Aug 2025	39
Jul 2025	40
Jun 2025	33
May 2025	34
Apr 2025	35
Mar 2025	42
Feb 2025	39
Jan 2025	42
Dec 2024	39
Nov 2024	37
Oct 2024	41
Sep 2024	37
Aug 2024	39
Jul 2024	39
Jun 2024	37
May 2024	41
Apr 2024	39
Mar 2024	37
Feb 2024	37
Jan 2024	41
Dec 2023	39
Nov 2023	38
Oct 2023	39
Sep 2023	38
Aug 2023	39
Jul 2023	38
Jun 2023	39
May 2023	38
Apr 2023	39
Mar 2023	38
Feb 2023	39
Jan 2023	38
Dec 2022	35
Nov 2022	35
Oct 2022	35
Sep 2022	34
Aug 2022	35
Jul 2022	35
Jun 2022	35
May 2022	35
Apr 2022	35
Mar 2022	35
Feb 2022	34
Jan 2022	35
Dec 2021	38
Nov 2021	38
Oct 2021	38
Sep 2021	38
Aug 2021	38
Jul 2021	38
Jun 2021	38
May 2021	38
Apr 2021	38
Mar 2021	38
Feb 2021	38
Jan 2021	38
Dec 2020	36
Nov 2020	35
Oct 2020	36
Sep 2020	35
Aug 2020	35
Jul 2020	36
Jun 2020	36
May 2020	35
Apr 2020	35
Mar 2020	36
Feb 2020	35
Jan 2020	36
Dec 2019	44
Nov 2019	44
Oct 2019	44
Sep 2019	45
Aug 2019	44
Jul 2019	44
Jun 2019	45
May 2019	44
Apr 2019	44
Mar 2019	45
Feb 2019	44
Jan 2019	44
Dec 2018	0
Nov 2018	92
Oct 2018	0
Sep 2018	86
Aug 2018	0
Jul 2018	82
Jun 2018	0
May 2018	86
Apr 2018	0
Mar 2018	98
Feb 2018	0
Jan 2018	97
Dec 2017	0
Nov 2017	0
Oct 2017	114
Sep 2017	0
Aug 2017	72
Jul 2017	0
Jun 2017	0
May 2017	0
Apr 2017	74
Mar 2017	0
Feb 2017	83
Jan 2017	0
Dec 2016	104
Nov 2016	0
Oct 2016	75
Sep 2016	0
Aug 2016	98
Jul 2016	0
Jun 2016	0
May 2016	100
Apr 2016	0
Mar 2016	93
Feb 2016	0
Jan 2016	84
Dec 2015	86
Nov 2015	0
Oct 2015	0
Sep 2015	98
Aug 2015	0
Jul 2015	0
Jun 2015	74
May 2015	0
Apr 2015	97
Mar 2015	0
Feb 2015	0
Jan 2015	66
Dec 2014	0
Nov 2014	115
Oct 2014	0
Sep 2014	0
Aug 2014	85
Jul 2014	0
Jun 2014	91
May 2014	0
Apr 2014	0
Mar 2014	0
Feb 2014	0
Jan 2014	112
Dec 2013	116
Nov 2013	0
Oct 2013	98
Sep 2013	106
Aug 2013	0
Jul 2013	47
Jun 2013	0
May 2013	0
Apr 2013	113
Mar 2013	0
Feb 2013	98
Jan 2013	0
Dec 2012	109
Nov 2012	0
Oct 2012	0
Sep 2012	90
Aug 2012	0
Jul 2012	88
Jun 2012	0
May 2012	0
Apr 2012	87
Mar 2012	0
Feb 2012	99
Jan 2012	0
Dec 2011	77
Nov 2011	0
Oct 2011	81
Sep 2011	0
Aug 2011	127
Jul 2011	0
Jun 2011	0
May 2011	115
Apr 2011	0
Mar 2011	0
Feb 2011	110
Jan 2011	0
Dec 2010	104
Nov 2010	103
Oct 2010	0
Sep 2010	0
Aug 2010	100
Jul 2010	84
Jun 2010	0
May 2010	0
Apr 2010	90
Mar 2010	0
Feb 2010	109
Jan 2010	0
Dec 2009	121
Nov 2009	0
Oct 2009	81
Sep 2009	80
Aug 2009	0
Jul 2009	90
Jun 2009	0
May 2009	69
Apr 2009	95
Mar 2009	0
Feb 2009	85
Jan 2009	0
Dec 2008	106
Nov 2008	0
Oct 2008	167
Sep 2008	0
Aug 2008	0
Jul 2008	211
Jun 2008	0
May 2008	0
Apr 2008	0
Mar 2008	125
Feb 2008	0
Jan 2008	0
Dec 2007	113
Nov 2007	0
Oct 2007	116
Sep 2007	0
Aug 2007	128
Jul 2007	0
Jun 2007	0
May 2007	123
Apr 2007	0
Mar 2007	102
Feb 2007	0
Jan 2007	0
Dec 2006	127
Nov 2006	0
Oct 2006	72
Sep 2006	0
Aug 2006	105
Jul 2006	111
Jun 2006	0
May 2006	0
Apr 2006	91
Mar 2006	0
Feb 2006	134
Jan 2006	0
Dec 2005	111
Nov 2005	0
Oct 2005	110
Sep 2005	0
Aug 2005	172
Jul 2005	0
Jun 2005	62
May 2005	0
Apr 2005	73
Mar 2005	0
Feb 2005	116
Jan 2005	0
Dec 2004	166
Nov 2004	0
Oct 2004	100
Sep 2004	0
Aug 2004	91
Jul 2004	0
Jun 2004	0
May 2004	130
Apr 2004	102
Mar 2004	0
Feb 2004	159
Jan 2004	0
Dec 2003	0
Nov 2003	136
Oct 2003	0
Sep 2003	169
Aug 2003	0
Jul 2003	115
Jun 2003	0
May 2003	128
Apr 2003	0
Mar 2003	110
Feb 2003	0
Jan 2003	162
Dec 2002	5
Nov 2002	116
Oct 2002	0
Sep 2002	122
Aug 2002	0
Jul 2002	101
Jun 2002	106
May 2002	0
Apr 2002	119
Mar 2002	0
Feb 2002	167
Jan 2002	0
Dec 2001	139
Nov 2001	0
Oct 2001	104
Sep 2001	191
Aug 2001	0
Jul 2001	176
Jun 2001	0
May 2001	0
Apr 2001	169
Mar 2001	0
Feb 2001	0
Jan 2001	144
Dec 2000	0
Nov 2000	155
Oct 2000	0
Sep 2000	108
Aug 2000	151
Jul 2000	0
Jun 2000	118
May 2000	0
Apr 2000	174
Mar 2000	0
Feb 2000	123
Jan 2000	178
Dec 1999	0
Nov 1999	155
Oct 1999	0
Sep 1999	114
Aug 1999	159
Jul 1999	0
Jun 1999	167
May 1999	139
Apr 1999	164
Mar 1999	0
Feb 1999	138
Jan 1999	171
Dec 1998	152
Nov 1998	107
Oct 1998	152
Sep 1998	289
Aug 1998	135
Jul 1998	123
Jun 1998	0
May 1998	0
Apr 1998	0
Mar 1998	0
Feb 1998	0
Jan 1998	0
Dec 1997	0
Nov 1997	0
Oct 1997	0
Sep 1997	0
Aug 1997	0
Jul 1997	0
Jun 1997	0
May 1997	0
Apr 1997	0
Mar 1997	0
Feb 1997	123
Jan 1997	0

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

Wells on this lease

4 wells 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
WOLOHAN EST	B-1	Oil Well	BAILER OIL COMPANY LLC	Producing	Jan 1997 — still
WOLOHAN EST	B-2	Oil Well	BAILER OIL COMPANY LLC	Producing	Jan 1997 — still
WOLOHAN EST	B-4	Oil Well	BAILER OIL COMPANY LLC	Producing	Jan 1997 — still
WOLOHAN EST	B-3	Oil Well	BAILER OIL COMPANY LLC	Producing	Jan 1997 — still

Michigan Department of Environment, Great Lakes, and Energy data, corpus built 2026-09-07. Lease 19990.