State Summerfield "A" unit

Lease 19986 · CLARE County, Michigan · Cranberry Lake East field · Det. River Richfield

OilCondensateNatural gas liquidsWater1997–20257 wells
Operator (latest)
CENTURY OIL COMPANY INC
Formation
Det. River Richfield
Field type (as filed)
O
First production
1997
Last production
2025

Operators

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

OperatorFromTo
CENTURY OIL COMPANY INCMar 2006Dec 2025
DOREL INCJan 1997Feb 2001

Monthly oil production

288 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
29,600 bbl
Months filed
288
MonthOil (bbl)
Dec 2025143
Nov 20250
Oct 20250
Sep 20250
Aug 20250
Jul 20250
Jun 20250
May 20250
Apr 20250
Mar 20250
Feb 20250
Jan 20250
Dec 20240
Nov 20240
Oct 20240
Sep 20240
Aug 2024178
Jul 20240
Jun 20240
May 20240
Apr 20240
Mar 20240
Feb 20240
Jan 20240
Dec 202383
Nov 202383
Oct 202383
Sep 20230
Aug 20230
Jul 20230
Jun 20230
May 20230
Apr 20230
Mar 20230
Feb 20230
Jan 20230
Dec 20220
Nov 20220
Oct 20220
Sep 20220
Aug 20220
Jul 2022303
Jun 20220
May 20220
Apr 20220
Mar 20220
Feb 20220
Jan 20220
Dec 20210
Nov 20210
Oct 20210
Sep 2021173
Aug 20210
Jul 20210
Jun 20210
May 20210
Apr 20210
Mar 20210
Feb 20210
Jan 20210
Dec 20200
Nov 20200
Oct 20200
Sep 20200
Aug 20200
Jul 20200
Jun 20200
May 20200
Apr 2020178
Mar 20200
Feb 20200
Jan 20200
Dec 20190
Nov 20190
Oct 20190
Sep 20190
Aug 20190
Jul 20190
Jun 20190
May 20190
Apr 20190
Mar 20190
Feb 20190
Jan 20190
Dec 20180
Nov 20180
Oct 20180
Sep 2018171
Aug 20180
Jul 20180
Jun 20180
May 20180
Apr 20180
Mar 20180
Feb 20180
Jan 20180
Dec 20170
Nov 20170
Oct 20170
Sep 20170
Aug 20170
Jul 20170
Jun 20170
May 20170
Apr 20170
Mar 20170
Feb 20170
Jan 2017145
Dec 20160
Nov 20160
Oct 2016178
Sep 20160
Aug 20160
Jul 20160
Jun 20160
May 20160
Apr 20160
Mar 20160
Feb 20160
Jan 20160
Dec 20150
Nov 2015134
Oct 20150
Sep 20150
Aug 20150
Jul 20150
Jun 2015137
May 20150
Apr 20150
Mar 20150
Feb 20150
Jan 20150
Dec 20140
Nov 20140
Oct 2014178
Sep 20140
Aug 20140
Jul 20140
Jun 20140
May 20140
Apr 20140
Mar 20140
Feb 20140
Jan 20140
Dec 2013134
Nov 20130
Oct 20130
Sep 20130
Aug 20130
Jul 20130
Jun 20130
May 20130
Apr 20130
Mar 20130
Feb 20130
Jan 20130
Dec 20120
Nov 20120
Oct 20120
Sep 20120
Aug 20120
Jul 20120
Jun 20120
May 20120
Apr 20120
Mar 20120
Feb 20120
Jan 20120
Dec 20110
Nov 2011164
Oct 2011165
Sep 2011179
Aug 2011114
Jul 2011178
Jun 2011113
May 2011178
Apr 2011174
Mar 20110
Feb 2011154
Jan 20110
Dec 20100
Nov 2010181
Oct 20100
Sep 20100
Aug 2010175
Jul 2010158
Jun 20100
May 2010303
Apr 20100
Mar 20100
Feb 2010177
Jan 2010305
Dec 20090
Nov 20090
Oct 20090
Sep 2009295
Aug 20090
Jul 2009312
Jun 20090
May 2009305
Apr 2009306
Mar 2009305
Feb 2009312
Jan 2009308
Dec 2008308
Nov 2008461
Oct 2008305
Sep 2008607
Aug 2008484
Jul 2008613
Jun 2008358
May 2008486
Apr 2008455
Mar 2008435
Feb 2008164
Jan 2008268
Dec 20070
Nov 2007298
Oct 20070
Sep 20070
Aug 20070
Jul 2007190
Jun 20070
May 20070
Apr 20070
Mar 20070
Feb 20070
Jan 20070
Dec 20060
Nov 20060
Oct 20060
Sep 20060
Aug 20060
Jul 20060
Jun 20060
May 20060
Apr 20060
Mar 20060
Feb 20010
Jan 200128
Dec 2000111
Nov 2000359
Oct 2000238
Sep 2000157
Aug 2000312
Jul 2000216
Jun 200074
May 200082
Apr 200021
Mar 2000116
Feb 200094
Jan 20000
Dec 19990
Nov 1999135
Oct 199970
Sep 199938
Aug 1999486
Jul 1999470
Jun 1999170
May 1999268
Apr 1999248
Mar 199936
Feb 19990
Jan 19990
Dec 1998272
Nov 1998208
Oct 1998397
Sep 1998810
Aug 1998538
Jul 1998742
Jun 1998626
May 1998764
Apr 1998575
Mar 1998272
Feb 1998510
Jan 1998575
Dec 1997564
Nov 1997544
Oct 1997628
Sep 1997418
Aug 1997598
Jul 1997559
Jun 1997516
May 1997719
Apr 1997661
Mar 1997479
Feb 1997689
Jan 1997613

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

Monthly condensate production

288 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
145 bbl
Months filed
288
MonthCondensate (bbl)
Dec 20250
Nov 20250
Oct 20250
Sep 20250
Aug 20250
Jul 20250
Jun 20250
May 20250
Apr 20250
Mar 20250
Feb 20250
Jan 20250
Dec 20240
Nov 20240
Oct 20240
Sep 20240
Aug 20240
Jul 20240
Jun 20240
May 20240
Apr 20240
Mar 20240
Feb 20240
Jan 20240
Dec 20230
Nov 20230
Oct 20230
Sep 20230
Aug 20230
Jul 20230
Jun 20230
May 20230
Apr 20230
Mar 20230
Feb 20230
Jan 20230
Dec 20220
Nov 20220
Oct 20220
Sep 20220
Aug 20220
Jul 20220
Jun 20220
May 20220
Apr 20220
Mar 20220
Feb 20220
Jan 20220
Dec 20210
Nov 20210
Oct 20210
Sep 20210
Aug 20210
Jul 20210
Jun 20210
May 20210
Apr 20210
Mar 20210
Feb 20210
Jan 20210
Dec 20200
Nov 20200
Oct 20200
Sep 20200
Aug 20200
Jul 20200
Jun 20200
May 20200
Apr 20200
Mar 20200
Feb 20200
Jan 20200
Dec 20190
Nov 20190
Oct 20190
Sep 20190
Aug 20190
Jul 20190
Jun 20190
May 20190
Apr 20190
Mar 20190
Feb 20190
Jan 20190
Dec 20180
Nov 20180
Oct 20180
Sep 20180
Aug 20180
Jul 20180
Jun 20180
May 20180
Apr 20180
Mar 20180
Feb 20180
Jan 20180
Dec 20170
Nov 20170
Oct 20170
Sep 20170
Aug 20170
Jul 20170
Jun 20170
May 20170
Apr 20170
Mar 20170
Feb 20170
Jan 2017145
Dec 20160
Nov 20160
Oct 20160
Sep 20160
Aug 20160
Jul 20160
Jun 20160
May 20160
Apr 20160
Mar 20160
Feb 20160
Jan 20160
Dec 20150
Nov 20150
Oct 20150
Sep 20150
Aug 20150
Jul 20150
Jun 20150
May 20150
Apr 20150
Mar 20150
Feb 20150
Jan 20150
Dec 20140
Nov 20140
Oct 20140
Sep 20140
Aug 20140
Jul 20140
Jun 20140
May 20140
Apr 20140
Mar 20140
Feb 20140
Jan 20140
Dec 20130
Nov 20130
Oct 20130
Sep 20130
Aug 20130
Jul 20130
Jun 20130
May 20130
Apr 20130
Mar 20130
Feb 20130
Jan 20130
Dec 20120
Nov 20120
Oct 20120
Sep 20120
Aug 20120
Jul 20120
Jun 20120
May 20120
Apr 20120
Mar 20120
Feb 20120
Jan 20120
Dec 20110
Nov 20110
Oct 20110
Sep 20110
Aug 20110
Jul 20110
Jun 20110
May 20110
Apr 20110
Mar 20110
Feb 20110
Jan 20110
Dec 20100
Nov 20100
Oct 20100
Sep 20100
Aug 20100
Jul 20100
Jun 20100
May 20100
Apr 20100
Mar 20100
Feb 20100
Jan 20100
Dec 20090
Nov 20090
Oct 20090
Sep 20090
Aug 20090
Jul 20090
Jun 20090
May 20090
Apr 20090
Mar 20090
Feb 20090
Jan 20090
Dec 20080
Nov 20080
Oct 20080
Sep 20080
Aug 20080
Jul 20080
Jun 20080
May 20080
Apr 20080
Mar 20080
Feb 20080
Jan 20080
Dec 20070
Nov 20070
Oct 20070
Sep 20070
Aug 20070
Jul 20070
Jun 20070
May 20070
Apr 20070
Mar 20070
Feb 20070
Jan 20070
Dec 20060
Nov 20060
Oct 20060
Sep 20060
Aug 20060
Jul 20060
Jun 20060
May 20060
Apr 20060
Mar 20060
Feb 20010
Jan 20010
Dec 20000
Nov 20000
Oct 20000
Sep 20000
Aug 20000
Jul 20000
Jun 20000
May 20000
Apr 20000
Mar 20000
Feb 20000
Jan 20000
Dec 19990
Nov 19990
Oct 19990
Sep 19990
Aug 19990
Jul 19990
Jun 19990
May 19990
Apr 19990
Mar 19990
Feb 19990
Jan 19990
Dec 19980
Nov 19980
Oct 19980
Sep 19980
Aug 19980
Jul 19980
Jun 19980
May 19980
Apr 19980
Mar 19980
Feb 19980
Jan 19980
Dec 19970
Nov 19970
Oct 19970
Sep 19970
Aug 19970
Jul 19970
Jun 19970
May 19970
Apr 19970
Mar 19970
Feb 19970
Jan 19970

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

Monthly NGL production

288 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
145 bbl
Months filed
288
MonthNatural gas liquids (bbl)
Dec 20250
Nov 20250
Oct 20250
Sep 20250
Aug 20250
Jul 20250
Jun 20250
May 20250
Apr 20250
Mar 20250
Feb 20250
Jan 20250
Dec 20240
Nov 20240
Oct 20240
Sep 20240
Aug 20240
Jul 20240
Jun 20240
May 20240
Apr 20240
Mar 20240
Feb 20240
Jan 20240
Dec 20230
Nov 20230
Oct 20230
Sep 20230
Aug 20230
Jul 20230
Jun 20230
May 20230
Apr 20230
Mar 20230
Feb 20230
Jan 20230
Dec 20220
Nov 20220
Oct 20220
Sep 20220
Aug 20220
Jul 20220
Jun 20220
May 20220
Apr 20220
Mar 20220
Feb 20220
Jan 20220
Dec 20210
Nov 20210
Oct 20210
Sep 20210
Aug 20210
Jul 20210
Jun 20210
May 20210
Apr 20210
Mar 20210
Feb 20210
Jan 20210
Dec 20200
Nov 20200
Oct 20200
Sep 20200
Aug 20200
Jul 20200
Jun 20200
May 20200
Apr 20200
Mar 20200
Feb 20200
Jan 20200
Dec 20190
Nov 20190
Oct 20190
Sep 20190
Aug 20190
Jul 20190
Jun 20190
May 20190
Apr 20190
Mar 20190
Feb 20190
Jan 20190
Dec 20180
Nov 20180
Oct 20180
Sep 20180
Aug 20180
Jul 20180
Jun 20180
May 20180
Apr 20180
Mar 20180
Feb 20180
Jan 20180
Dec 20170
Nov 20170
Oct 20170
Sep 20170
Aug 20170
Jul 20170
Jun 20170
May 20170
Apr 20170
Mar 20170
Feb 20170
Jan 2017145
Dec 20160
Nov 20160
Oct 20160
Sep 20160
Aug 20160
Jul 20160
Jun 20160
May 20160
Apr 20160
Mar 20160
Feb 20160
Jan 20160
Dec 20150
Nov 20150
Oct 20150
Sep 20150
Aug 20150
Jul 20150
Jun 20150
May 20150
Apr 20150
Mar 20150
Feb 20150
Jan 20150
Dec 20140
Nov 20140
Oct 20140
Sep 20140
Aug 20140
Jul 20140
Jun 20140
May 20140
Apr 20140
Mar 20140
Feb 20140
Jan 20140
Dec 20130
Nov 20130
Oct 20130
Sep 20130
Aug 20130
Jul 20130
Jun 20130
May 20130
Apr 20130
Mar 20130
Feb 20130
Jan 20130
Dec 20120
Nov 20120
Oct 20120
Sep 20120
Aug 20120
Jul 20120
Jun 20120
May 20120
Apr 20120
Mar 20120
Feb 20120
Jan 20120
Dec 20110
Nov 20110
Oct 20110
Sep 20110
Aug 20110
Jul 20110
Jun 20110
May 20110
Apr 20110
Mar 20110
Feb 20110
Jan 20110
Dec 20100
Nov 20100
Oct 20100
Sep 20100
Aug 20100
Jul 20100
Jun 20100
May 20100
Apr 20100
Mar 20100
Feb 20100
Jan 20100
Dec 20090
Nov 20090
Oct 20090
Sep 20090
Aug 20090
Jul 20090
Jun 20090
May 20090
Apr 20090
Mar 20090
Feb 20090
Jan 20090
Dec 20080
Nov 20080
Oct 20080
Sep 20080
Aug 20080
Jul 20080
Jun 20080
May 20080
Apr 20080
Mar 20080
Feb 20080
Jan 20080
Dec 20070
Nov 20070
Oct 20070
Sep 20070
Aug 20070
Jul 20070
Jun 20070
May 20070
Apr 20070
Mar 20070
Feb 20070
Jan 20070
Dec 20060
Nov 20060
Oct 20060
Sep 20060
Aug 20060
Jul 20060
Jun 20060
May 20060
Apr 20060
Mar 20060
Feb 20010
Jan 20010
Dec 20000
Nov 20000
Oct 20000
Sep 20000
Aug 20000
Jul 20000
Jun 20000
May 20000
Apr 20000
Mar 20000
Feb 20000
Jan 20000
Dec 19990
Nov 19990
Oct 19990
Sep 19990
Aug 19990
Jul 19990
Jun 19990
May 19990
Apr 19990
Mar 19990
Feb 19990
Jan 19990
Dec 19980
Nov 19980
Oct 19980
Sep 19980
Aug 19980
Jul 19980
Jun 19980
May 19980
Apr 19980
Mar 19980
Feb 19980
Jan 19980
Dec 19970
Nov 19970
Oct 19970
Sep 19970
Aug 19970
Jul 19970
Jun 19970
May 19970
Apr 19970
Mar 19970
Feb 19970
Jan 19970

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

Monthly water production

288 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
541,331 bbl
Months filed
288
MonthWater (bbl)
Dec 20250
Nov 20250
Oct 20250
Sep 20250
Aug 20250
Jul 20250
Jun 20250
May 20250
Apr 20250
Mar 20250
Feb 20250
Jan 20250
Dec 20240
Nov 20240
Oct 20240
Sep 20240
Aug 20240
Jul 20240
Jun 20240
May 20240
Apr 20240
Mar 20240
Feb 20240
Jan 20240
Dec 20230
Nov 20230
Oct 20230
Sep 20230
Aug 20230
Jul 20230
Jun 20230
May 20230
Apr 20230
Mar 20230
Feb 20230
Jan 20230
Dec 20220
Nov 20220
Oct 20220
Sep 20220
Aug 20220
Jul 20220
Jun 20220
May 20220
Apr 20220
Mar 20220
Feb 20220
Jan 20220
Dec 20210
Nov 20210
Oct 20210
Sep 20210
Aug 20210
Jul 20210
Jun 20210
May 20210
Apr 20210
Mar 20210
Feb 20210
Jan 20210
Dec 20200
Nov 20200
Oct 20200
Sep 20200
Aug 20200
Jul 20200
Jun 20200
May 20200
Apr 20200
Mar 20200
Feb 20200
Jan 20200
Dec 20190
Nov 20190
Oct 20190
Sep 20190
Aug 20190
Jul 20190
Jun 20190
May 20190
Apr 20190
Mar 20190
Feb 20190
Jan 20190
Dec 20180
Nov 20180
Oct 20180
Sep 2018700
Aug 20180
Jul 20180
Jun 20180
May 20180
Apr 20180
Mar 20180
Feb 20180
Jan 20180
Dec 20170
Nov 20170
Oct 20170
Sep 20170
Aug 20170
Jul 20170
Jun 20170
May 20170
Apr 20170
Mar 20170
Feb 20170
Jan 20179,296
Dec 20160
Nov 20160
Oct 20169,290
Sep 20169,130
Aug 20160
Jul 20160
Jun 20160
May 20160
Apr 20160
Mar 20160
Feb 20160
Jan 20160
Dec 20150
Nov 2015100
Oct 20150
Sep 20150
Aug 20150
Jul 20150
Jun 2015100
May 20150
Apr 20150
Mar 20150
Feb 20150
Jan 20150
Dec 2014—
Nov 2014—
Oct 2014—
Sep 2014—
Aug 2014—
Jul 2014—
Jun 2014—
May 2014—
Apr 2014—
Mar 2014—
Feb 2014—
Jan 2014—
Dec 201313,534
Nov 20130
Oct 20130
Sep 20130
Aug 20130
Jul 20130
Jun 20130
May 20130
Apr 20130
Mar 20130
Feb 20130
Jan 20130
Dec 20120
Nov 20120
Oct 20120
Sep 20120
Aug 20120
Jul 20120
Jun 20120
May 20120
Apr 20120
Mar 20120
Feb 20120
Jan 20120
Dec 20110
Nov 201116,610
Oct 201116,630
Sep 201118,111
Aug 201111,471
Jul 201117,979
Jun 201111,409
May 201117,986
Apr 201117,569
Mar 20110
Feb 201117,857
Jan 20110
Dec 20100
Nov 201018,287
Oct 20100
Sep 20100
Aug 201017,704
Jul 201016,000
Jun 20100
May 201030,345
Apr 20100
Mar 20100
Feb 201017,855
Jan 201030,805
Dec 2009—
Nov 2009—
Oct 2009—
Sep 2009—
Aug 2009—
Jul 2009—
Jun 2009—
May 2009—
Apr 2009—
Mar 2009—
Feb 2009—
Jan 2009—
Dec 2008—
Nov 200846,561
Oct 2008—
Sep 2008—
Aug 200848,942
Jul 2008—
Jun 2008—
May 200849,086
Apr 2008—
Mar 2008—
Feb 2008—
Jan 200827,100
Dec 2007—
Nov 200730,138
Oct 2007—
Sep 2007—
Aug 2007—
Jul 200719,186
Jun 2007—
May 2007—
Apr 2007—
Mar 2007—
Feb 2007—
Jan 2007—
Dec 2006—
Nov 2006—
Oct 2006—
Sep 2006—
Aug 2006—
Jul 2006—
Jun 2006—
May 2006—
Apr 2006—
Mar 2006—
Feb 2001—
Jan 2001—
Dec 2000—
Nov 2000—
Oct 2000—
Sep 2000—
Aug 2000—
Jul 2000—
Jun 2000—
May 2000—
Apr 2000—
Mar 2000—
Feb 2000—
Jan 2000—
Dec 1999—
Nov 1999—
Oct 1999—
Sep 1999—
Aug 1999—
Jul 1999—
Jun 1999—
May 1999—
Apr 1999—
Mar 19991,550
Feb 19990
Jan 19990
Dec 1998—
Nov 1998—
Oct 1998—
Sep 1998—
Aug 1998—
Jul 1998—
Jun 1998—
May 1998—
Apr 1998—
Mar 1998—
Feb 1998—
Jan 1998—
Dec 1997—
Nov 1997—
Oct 1997—
Sep 1997—
Aug 1997—
Jul 1997—
Jun 1997—
May 1997—
Apr 1997—
Mar 1997—
Feb 1997—
Jan 1997—

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

Wells on this lease

7 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.

WellNo.TypeOperatorStatusIn the unit
STATE SUMMERFIELDA-1Oil WellCENTURY OIL COMPANY INCShut_InJan 1997 — still
STATE SUMMERFIELDA-1Oil WellCENTURY OIL COMPANY INCShut_InJan 1997 — Jan 1997
STATE SUMMERFIELDA-1Oil WellCENTURY OIL COMPANY INCShut_InJan 1997 — still
STATE SUMMERFIELDA-2Oil WellCENTURY OIL COMPANY INCShut_InJan 1997 — still
STATE SUMMERFIELD "A"6Oil WellCENTURY OIL COMPANY INCShut_InJan 1997 — still
STATE & SUMMERFIELD "E"1Oil WellCENTURY OIL COMPANY INCShut_InJan 1997 — still
STATE SUMMERFIELD A8Oil WellCENTURY OIL COMPANY INCShut_InJan 1997 — still

Michigan Department of Environment, Great Lakes, and Energy data, corpus built 2026-09-07. Lease 19986.