KORTHALS 1

Lease 7388 · SAGINAW County, Michigan · Birch Run Sec 26 field · Dundee

Oil1997–20251 well

Operator (latest)

BAILER OIL COMPANY LLC

Field

Birch Run Sec 26

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

6,361 bbl

Months filed

348

The Michigan Department of Environment, Great Lakes, and Energy records first production from this unit in 1981, 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	16
Nov 2025	14
Oct 2025	17
Sep 2025	16
Aug 2025	17
Jul 2025	16
Jun 2025	16
May 2025	14
Apr 2025	15
Mar 2025	15
Feb 2025	14
Jan 2025	15
Dec 2024	13
Nov 2024	12
Oct 2024	14
Sep 2024	12
Aug 2024	13
Jul 2024	14
Jun 2024	12
May 2024	14
Apr 2024	13
Mar 2024	12
Feb 2024	12
Jan 2024	14
Dec 2023	25
Nov 2023	24
Oct 2023	25
Sep 2023	24
Aug 2023	25
Jul 2023	24
Jun 2023	25
May 2023	24
Apr 2023	25
Mar 2023	24
Feb 2023	25
Jan 2023	24
Dec 2022	9
Nov 2022	8
Oct 2022	9
Sep 2022	8
Aug 2022	9
Jul 2022	8
Jun 2022	9
May 2022	8
Apr 2022	9
Mar 2022	8
Feb 2022	9
Jan 2022	8
Dec 2021	18
Nov 2021	19
Oct 2021	18
Sep 2021	18
Aug 2021	18
Jul 2021	18
Jun 2021	19
May 2021	19
Apr 2021	18
Mar 2021	18
Feb 2021	18
Jan 2021	18
Dec 2020	13
Nov 2020	12
Oct 2020	13
Sep 2020	13
Aug 2020	13
Jul 2020	13
Jun 2020	12
May 2020	12
Apr 2020	13
Mar 2020	13
Feb 2020	12
Jan 2020	13
Dec 2019	15
Nov 2019	15
Oct 2019	15
Sep 2019	15
Aug 2019	15
Jul 2019	15
Jun 2019	15
May 2019	16
Apr 2019	15
Mar 2019	15
Feb 2019	15
Jan 2019	15
Dec 2018	0
Nov 2018	0
Oct 2018	89
Sep 2018	0
Aug 2018	0
Jul 2018	0
Jun 2018	0
May 2018	0
Apr 2018	78
Mar 2018	0
Feb 2018	0
Jan 2018	0
Dec 2017	0
Nov 2017	84
Oct 2017	0
Sep 2017	0
Aug 2017	0
Jul 2017	0
Jun 2017	0
May 2017	94
Apr 2017	0
Mar 2017	0
Feb 2017	0
Jan 2017	0
Dec 2016	0
Nov 2016	79
Oct 2016	0
Sep 2016	0
Aug 2016	0
Jul 2016	0
Jun 2016	102
May 2016	0
Apr 2016	0
Mar 2016	0
Feb 2016	0
Jan 2016	0
Dec 2015	84
Nov 2015	0
Oct 2015	0
Sep 2015	0
Aug 2015	0
Jul 2015	101
Jun 2015	0
May 2015	0
Apr 2015	0
Mar 2015	0
Feb 2015	0
Jan 2015	95
Dec 2014	0
Nov 2014	0
Oct 2014	0
Sep 2014	0
Aug 2014	0
Jul 2014	101
Jun 2014	0
May 2014	0
Apr 2014	57
Mar 2014	0
Feb 2014	0
Jan 2014	0
Dec 2013	83
Nov 2013	0
Oct 2013	0
Sep 2013	0
Aug 2013	0
Jul 2013	0
Jun 2013	115
May 2013	0
Apr 2013	0
Mar 2013	0
Feb 2013	0
Jan 2013	0
Dec 2012	0
Nov 2012	0
Oct 2012	88
Sep 2012	0
Aug 2012	0
Jul 2012	0
Jun 2012	0
May 2012	81
Apr 2012	0
Mar 2012	0
Feb 2012	0
Jan 2012	0
Dec 2011	87
Nov 2011	37
Oct 2011	0
Sep 2011	0
Aug 2011	0
Jul 2011	91
Jun 2011	0
May 2011	0
Apr 2011	86
Mar 2011	0
Feb 2011	0
Jan 2011	0
Dec 2010	0
Nov 2010	0
Oct 2010	0
Sep 2010	0
Aug 2010	92
Jul 2010	0
Jun 2010	0
May 2010	0
Apr 2010	0
Mar 2010	66
Feb 2010	0
Jan 2010	0
Dec 2009	0
Nov 2009	96
Oct 2009	0
Sep 2009	0
Aug 2009	0
Jul 2009	0
Jun 2009	95
May 2009	0
Apr 2009	0
Mar 2009	0
Feb 2009	72
Jan 2009	0
Dec 2008	0
Nov 2008	0
Oct 2008	0
Sep 2008	109
Aug 2008	0
Jul 2008	0
Jun 2008	0
May 2008	0
Apr 2008	0
Mar 2008	124
Feb 2008	0
Jan 2008	0
Dec 2007	0
Nov 2007	0
Oct 2007	0
Sep 2007	94
Aug 2007	0
Jul 2007	0
Jun 2007	0
May 2007	0
Apr 2007	88
Mar 2007	0
Feb 2007	0
Jan 2007	0
Dec 2006	0
Nov 2006	94
Oct 2006	0
Sep 2006	0
Aug 2006	0
Jul 2006	0
Jun 2006	92
May 2006	0
Apr 2006	0
Mar 2006	0
Feb 2006	0
Jan 2006	96
Dec 2005	0
Nov 2005	0
Oct 2005	0
Sep 2005	0
Aug 2005	135
Jul 2005	0
Jun 2005	0
May 2005	0
Apr 2005	0
Mar 2005	100
Feb 2005	0
Jan 2005	0
Dec 2004	0
Nov 2004	0
Oct 2004	0
Sep 2004	106
Aug 2004	0
Jul 2004	0
Jun 2004	0
May 2004	0
Apr 2004	73
Mar 2004	0
Feb 2004	0
Jan 2004	0
Dec 2003	91
Nov 2003	0
Oct 2003	0
Sep 2003	0
Aug 2003	0
Jul 2003	90
Jun 2003	0
May 2003	0
Apr 2003	0
Mar 2003	94
Feb 2003	0
Jan 2003	0
Dec 2002	0
Nov 2002	0
Oct 2002	100
Sep 2002	0
Aug 2002	0
Jul 2002	0
Jun 2002	0
May 2002	95
Apr 2002	0
Mar 2002	0
Feb 2002	0
Jan 2002	0
Dec 2001	0
Nov 2001	98
Oct 2001	0
Sep 2001	0
Aug 2001	73
Jul 2001	118
Jun 2001	0
May 2001	0
Apr 2001	0
Mar 2001	0
Feb 2001	119
Jan 2001	0
Dec 2000	0
Nov 2000	0
Oct 2000	0
Sep 2000	70
Aug 2000	0
Jul 2000	0
Jun 2000	0
May 2000	159
Apr 2000	0
Mar 2000	0
Feb 2000	0
Jan 2000	0
Dec 1999	0
Nov 1999	0
Oct 1999	0
Sep 1999	59
Aug 1999	0
Jul 1999	112
Jun 1999	0
May 1999	0
Apr 1999	0
Mar 1999	0
Feb 1999	121
Jan 1999	0
Dec 1998	0
Nov 1998	0
Oct 1998	0
Sep 1998	0
Aug 1998	78
Jul 1998	0
Jun 1998	0
May 1998	0
Apr 1998	114
Mar 1998	0
Feb 1998	0
Jan 1998	0
Dec 1997	0
Nov 1997	100
Oct 1997	0
Sep 1997	0
Aug 1997	0
Jul 1997	106
Jun 1997	0
May 1997	0
Apr 1997	0
Mar 1997	0
Feb 1997	112
Jan 1997	0

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
KORTHALS, E. C. ET AL	1	Oil Well	BAILER OIL COMPANY LLC	Producing	Dec 1981 — still

Michigan Department of Environment, Great Lakes, and Energy data, corpus built 2026-09-07. Lease 7388.