Chester 2 UNIT (WOLF, CARL C)

Lease 840 · OTSEGO County, Michigan · Chester 02 - 30N - 02W field · Brown Niagaran

OilWater1982–20193 wells

Operator (latest)

CORE ENERGY LLC

Field

Chester 02 - 30N - 02W

Formation

Brown Niagaran

Field type (as filed)

First production

1982

Last production

2019

Operators

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

Operator	From	To
CORE ENERGY LLC	Aug 2008	Dec 2019
WHITING OIL AND GAS CORP	Jan 2007	Jul 2008
HOWARD ENERGY CO INC	Nov 2006	Dec 2006
WHITING OIL AND GAS CORP	Oct 2006	Oct 2006
HOWARD ENERGY CO INC	Apr 2002	Sep 2006
H AND H STAR ENERGY INC DBA PETROSTAR ENERGY	Dec 2001	Mar 2002
COLLINS C R AND COLLINS F DBA COLLINS BROTHERS OIL	Jan 1982	Nov 2001

Monthly oil production

373 months filed with the Michigan Department of Environment, Great Lakes, and Energy, Jan 1982 to Dec 2019. 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

109,038 bbl

Months filed

373

The Michigan Department of Environment, Great Lakes, and Energy records first production from this unit in 1974, and the monthly series below begins in Jan 1982. The total above covers the months shown, not the life of the unit.

Month	Oil (bbl)
Dec 2019	0
Nov 2019	0
Oct 2019	0
Sep 2019	0
Aug 2019	0
Jul 2019	447
Jun 2019	0
May 2019	0
Apr 2019	0
Mar 2019	0
Feb 2019	0
Jan 2019	0
Dec 2018	52
Nov 2018	155
Oct 2018	89
Sep 2018	116
Aug 2018	1
Jul 2018	56
Jun 2018	373
May 2018	86
Apr 2018	627
Mar 2018	0
Feb 2018	164
Jan 2018	825
Dec 2017	235
Nov 2017	478
Oct 2017	452
Sep 2017	773
Aug 2017	300
Jul 2017	289
Jun 2017	147
May 2017	424
Apr 2017	660
Mar 2017	213
Feb 2017	0
Jan 2017	0
Dec 2016	2
Nov 2016	596
Oct 2016	1,498
Sep 2016	0
Aug 2016	360
Jul 2016	566
Jun 2016	221
May 2016	376
Apr 2016	385
Mar 2016	551
Feb 2016	647
Jan 2016	784
Dec 2015	946
Nov 2015	584
Oct 2015	902
Sep 2015	1,552
Aug 2015	892
Jul 2015	1,080
Jun 2015	820
May 2015	992
Apr 2015	992
Mar 2015	823
Feb 2015	1,067
Jan 2015	1,145
Dec 2014	1,027
Nov 2014	1,307
Oct 2014	1,379
Sep 2014	1,326
Aug 2014	1,383
Jul 2014	1,439
Jun 2014	1,334
May 2014	1,236
Apr 2014	1,274
Mar 2014	1,665
Feb 2014	1,231
Jan 2014	1,242
Dec 2013	1,821
Nov 2013	1,707
Oct 2013	2,087
Sep 2013	2,295
Aug 2013	2,719
Jul 2013	2,966
Jun 2013	3,073
May 2013	3,624
Apr 2013	3,737
Mar 2013	4,040
Feb 2013	3,915
Jan 2013	3,440
Dec 2012	3,965
Nov 2012	1,370
Oct 2012	477
Sep 2012	450
Aug 2012	684
Jul 2012	510
Jun 2012	547
May 2012	588
Apr 2012	597
Mar 2012	810
Feb 2012	962
Jan 2012	1,336
Dec 2011	623
Nov 2011	1,318
Oct 2011	1,961
Sep 2011	0
Aug 2011	0
Jul 2011	0
Jun 2011	0
May 2011	0
Apr 2011	0
Mar 2011	0
Feb 2011	0
Jan 2011	0
Dec 2010	0
Nov 2010	0
Oct 2010	0
Sep 2010	0
Aug 2010	0
Jul 2010	0
Jun 2010	0
May 2010	0
Apr 2010	0
Mar 2010	0
Feb 2010	0
Jan 2010	0
Dec 2009	0
Nov 2009	0
Oct 2009	0
Sep 2009	175
Aug 2009	0
Jul 2009	0
Jun 2009	0
May 2009	200
Apr 2009	0
Mar 2009	0
Feb 2009	0
Jan 2009	250
Dec 2008	0
Nov 2008	0
Oct 2008	0
Sep 2008	281
Aug 2008	0
Jul 2008	0
Jun 2008	310
May 2008	0
Apr 2008	0
Mar 2008	0
Feb 2008	0
Jan 2008	0
Dec 2007	0
Nov 2007	0
Oct 2007	0
Sep 2007	0
Aug 2007	274
Jul 2007	0
Jun 2007	0
May 2007	0
Apr 2007	0
Mar 2007	0
Feb 2007	0
Jan 2007	0
Dec 2006	0
Nov 2006	93
Oct 2006	0
Sep 2006	-52
Aug 2006	-20
Jul 2006	62
Jun 2006	50
May 2006	-74
Apr 2006	72
Mar 2006	85
Feb 2006	33
Jan 2006	64
Dec 2005	0
Nov 2005	-5
Oct 2005	55
Sep 2005	-57
Aug 2005	79
Jul 2005	-43
Jun 2005	62
May 2005	114
Apr 2005	90
Mar 2005	-62
Feb 2005	101
Jan 2005	134
Dec 2004	35
Nov 2004	21
Oct 2004	175
Sep 2004	17
Aug 2004	35
Jul 2004	158
Jun 2004	0
May 2004	157
Apr 2004	65
Mar 2004	169
Feb 2004	52
Jan 2004	200
Dec 2003	239
Nov 2003	196
Oct 2003	0
Sep 2003	175
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	0
Nov 2002	230
Oct 2002	224
Sep 2002	238
Aug 2002	381
Jul 2002	0
Jun 2002	292
May 2002	270
Apr 2002	110
Mar 2002	271
Feb 2002	0
Jan 2002	280
Dec 2001	301
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	0
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	0
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	0
Jan 1997	0
Dec 1996	0
Nov 1996	198
Oct 1996	281
Apr 1995	255
Feb 1995	575
Sep 1994	284
Aug 1994	295
Jul 1994	451
Dec 1993	284
Nov 1993	287
Oct 1993	592
Sep 1993	578
Jan 1990	0
Dec 1989	0
Nov 1989	0
Oct 1989	0
Sep 1989	0
Aug 1989	0
Jul 1989	0
Jun 1989	0
May 1989	0
Apr 1989	0
Mar 1989	0
Feb 1989	0
Jan 1989	0
Dec 1988	0
Nov 1988	0
Oct 1988	0
Sep 1988	0
Aug 1988	0
Jul 1988	0
Jun 1988	0
May 1988	0
Apr 1988	0
Mar 1988	0
Feb 1988	0
Jan 1988	0
Dec 1987	0
Nov 1987	0
Oct 1987	0
Sep 1987	0
Aug 1987	0
Jul 1987	0
Jun 1987	0
May 1987	0
Apr 1987	0
Mar 1987	0
Feb 1987	0
Jan 1987	0
Dec 1986	0
Nov 1986	0
Oct 1986	0
Sep 1986	0
Aug 1986	0
Jul 1986	0
Jun 1986	0
May 1986	0
Apr 1986	0
Mar 1986	0
Feb 1986	0
Jan 1986	0
Aug 1985	163
Jun 1985	264
May 1985	62
Apr 1985	128
Mar 1985	140
Jan 1985	288
Dec 1984	128
Nov 1984	277
Oct 1984	37
Sep 1984	12
Aug 1984	33
Jul 1984	34
Jun 1984	25
May 1984	37
Apr 1984	37
Mar 1984	37
Jan 1984	88
Dec 1983	138
Sep 1983	193
Aug 1983	157
Jun 1983	265
May 1983	24
Apr 1983	140
Mar 1983	153
Feb 1983	167
Jan 1983	175
Dec 1982	176
Nov 1982	180
Oct 1982	10
Sep 1982	74
Jul 1982	650
Jun 1982	426
May 1982	425
Apr 1982	464
Mar 1982	73
Jan 1982	508

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

Monthly water production

Total over the months shown

118,865 bbl

Months filed

373

Month	Water (bbl)
Dec 2019	0
Nov 2019	0
Oct 2019	0
Sep 2019	0
Aug 2019	0
Jul 2019	360
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	3
Sep 2018	0
Aug 2018	7
Jul 2018	250
Jun 2018	1,887
May 2018	363
Apr 2018	2,980
Mar 2018	0
Feb 2018	778
Jan 2018	6,158
Dec 2017	3,723
Nov 2017	2,177
Oct 2017	3,641
Sep 2017	2,048
Aug 2017	166
Jul 2017	1,330
Jun 2017	866
May 2017	2,144
Apr 2017	3,881
Mar 2017	2,355
Feb 2017	0
Jan 2017	0
Dec 2016	2,109
Nov 2016	1,755
Oct 2016	1,883
Sep 2016	0
Aug 2016	340
Jul 2016	719
Jun 2016	421
May 2016	956
Apr 2016	748
Mar 2016	1,095
Feb 2016	1,022
Jan 2016	1,322
Dec 2015	1,042
Nov 2015	1,278
Oct 2015	1,021
Sep 2015	1,331
Aug 2015	965
Jul 2015	1,233
Jun 2015	934
May 2015	1,251
Apr 2015	1,388
Mar 2015	981
Feb 2015	1,097
Jan 2015	1,054
Dec 2014	2,102
Nov 2014	1,712
Oct 2014	1,934
Sep 2014	1,732
Aug 2014	1,630
Jul 2014	1,569
Jun 2014	1,418
May 2014	1,665
Apr 2014	1,554
Mar 2014	2,156
Feb 2014	3,429
Jan 2014	1,230
Dec 2013	1,737
Nov 2013	1,602
Oct 2013	2,582
Sep 2013	1,831
Aug 2013	2,021
Jul 2013	1,715
Jun 2013	1,423
May 2013	1,420
Apr 2013	1,499
Mar 2013	1,641
Feb 2013	1,630
Jan 2013	2,078
Dec 2012	2,412
Nov 2012	2,386
Oct 2012	101
Sep 2012	167
Aug 2012	415
Jul 2012	212
Jun 2012	57
May 2012	63
Apr 2012	76
Mar 2012	155
Feb 2012	262
Jan 2012	1,019
Dec 2011	61
Nov 2011	280
Oct 2011	1,320
Sep 2011	0
Aug 2011	0
Jul 2011	0
Jun 2011	0
May 2011	—
Apr 2011	—
Mar 2011	—
Feb 2011	0
Jan 2011	—
Dec 2010	—
Nov 2010	—
Oct 2010	0
Sep 2010	—
Aug 2010	—
Jul 2010	0
Jun 2010	0
May 2010	—
Apr 2010	0
Mar 2010	0
Feb 2010	0
Jan 2010	0
Dec 2009	0
Nov 2009	0
Oct 2009	0
Sep 2009	0
Aug 2009	0
Jul 2009	64
Jun 2009	25
May 2009	51
Apr 2009	95
Mar 2009	1,189
Feb 2009	0
Jan 2009	95
Dec 2008	82
Nov 2008	89
Oct 2008	87
Sep 2008	157
Aug 2008	157
Jul 2008	208
Jun 2008	67
May 2008	28
Apr 2008	0
Mar 2008	61
Feb 2008	225
Jan 2008	75
Dec 2007	75
Nov 2007	50
Oct 2007	75
Sep 2007	65
Aug 2007	8
Jul 2007	97
Jun 2007	66
May 2007	79
Apr 2007	64
Mar 2007	61
Feb 2007	97
Jan 2007	67
Dec 2006	63
Nov 2006	55
Oct 2006	94
Sep 2006	376
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	36
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	0
Nov 2002	0
Oct 2002	0
Sep 2002	0
Aug 2002	0
Jul 2002	0
Jun 2002	504
May 2002	204
Apr 2002	80
Mar 2002	209
Feb 2002	65
Jan 2002	178
Dec 2001	84
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	0
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	0
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	0
Jan 1997	0
Dec 1996	0
Nov 1996	0
Oct 1996	0
Apr 1995	0
Feb 1995	0
Sep 1994	0
Aug 1994	0
Jul 1994	0
Dec 1993	0
Nov 1993	0
Oct 1993	0
Sep 1993	0
Jan 1990	0
Dec 1989	0
Nov 1989	0
Oct 1989	0
Sep 1989	0
Aug 1989	0
Jul 1989	0
Jun 1989	0
May 1989	0
Apr 1989	0
Mar 1989	0
Feb 1989	0
Jan 1989	0
Dec 1988	0
Nov 1988	0
Oct 1988	0
Sep 1988	0
Aug 1988	0
Jul 1988	0
Jun 1988	0
May 1988	0
Apr 1988	0
Mar 1988	0
Feb 1988	0
Jan 1988	0
Dec 1987	0
Nov 1987	0
Oct 1987	0
Sep 1987	0
Aug 1987	0
Jul 1987	0
Jun 1987	0
May 1987	0
Apr 1987	0
Mar 1987	0
Feb 1987	0
Jan 1987	0
Dec 1986	0
Nov 1986	0
Oct 1986	0
Sep 1986	0
Aug 1986	0
Jul 1986	0
Jun 1986	0
May 1986	0
Apr 1986	0
Mar 1986	0
Feb 1986	0
Jan 1986	0
Aug 1985	—
Jun 1985	—
May 1985	—
Apr 1985	—
Mar 1985	—
Jan 1985	—
Dec 1984	—
Nov 1984	—
Oct 1984	—
Sep 1984	—
Aug 1984	—
Jul 1984	—
Jun 1984	—
May 1984	—
Apr 1984	—
Mar 1984	—
Jan 1984	—
Dec 1983	—
Sep 1983	—
Aug 1983	—
Jun 1983	—
May 1983	—
Apr 1983	—
Mar 1983	—
Feb 1983	—
Jan 1983	—
Dec 1982	—
Nov 1982	—
Oct 1982	—
Sep 1982	—
Jul 1982	—
Jun 1982	—
May 1982	—
Apr 1982	—
Mar 1982	—
Jan 1982	—

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

Wells on this lease

3 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
WOLF, CARL ET AL "C"	1	Observation Well	CORE ENERGY LLC	Active	Dec 1974 — Aug 2019
WOLF, CARL ET AL "C"	1 HD1	Observation Well	CORE ENERGY LLC	Active	Oct 2001 — Aug 2019
CARGAS	3-2 HD1	Observation Well	CORE ENERGY LLC	Active	Nov 2012 — Aug 2019

Michigan Department of Environment, Great Lakes, and Energy data, corpus built 2026-09-07. Lease 840.