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HARTLEY 1

Lease 4077 · BAY County, Michigan · Kawkawlin field · Dundee

OilWater1997–20261 well
Operator
LEASE MANAGEMENT INC
Field
Kawkawlin
Formation
Dundee
Field type (as filed)
O
First production
1997
Last production
2026

Monthly oil production

222 months filed with the Michigan Department of Environment, Great Lakes, and Energy, Dec 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
20,945 bbl
Months filed
222

The Michigan Department of Environment, Great Lakes, and Energy records first production from this unit in 1950, and the monthly series below begins in Dec 1997. The total above covers the months shown, not the life of the unit.

MonthOil (bbl)
Jun 202653
May 202629
Apr 202666
Mar 202639
Feb 202663
Jan 202643
Dec 202516
Nov 202557
Oct 202569
Sep 2025-24
Aug 202555
Jul 20250
Jun 20250
May 20250
Apr 20254
Mar 20250
Feb 20250
Jan 20250
Dec 20242
Nov 202464
Oct 202476
Sep 202416
Aug 202498
Jul 202437
Jun 202453
May 202447
Apr 202462
Mar 202488
Feb 202449
Jan 202461
Dec 202374
Nov 202357
Oct 202354
Sep 202337
Aug 202376
Jul 202379
Jun 202361
May 202313
Apr 202369
Mar 202396
Feb 202374
Jan 202348
Dec 202236
Nov 202280
Oct 202268
Sep 202275
Aug 202264
Jul 202271
Jun 202253
May 202284
Apr 202279
Mar 202280
Feb 202270
Jan 202299
Dec 202136
Nov 2021113
Oct 202152
Sep 202135
Aug 2021101
Jul 20210
Jun 202167
May 202146
Apr 20210
Mar 20210
Feb 202133
Jan 202178
Dec 2020108
Nov 202068
Oct 202045
Sep 2020105
Aug 202039
Jul 2020110
Jun 2020-4
May 20200
Apr 2020-10
Mar 2020101
Feb 202017
Jan 20202
Dec 20197
Nov 20190
Oct 201934
Sep 201949
Aug 201970
Jul 201964
Jun 201940
May 201975
Apr 201963
Mar 201978
Feb 201990
Jan 201973
Dec 201857
Nov 201822
Oct 201860
Sep 201847
Aug 201847
Jul 2018108
Jun 201861
May 201853
Apr 201880
Mar 201866
Feb 201888
Jan 201868
Dec 201784
Nov 201780
Oct 201784
Sep 201773
Aug 201783
Jul 201790
Jun 201766
May 201799
Apr 201742
Mar 20175
Feb 201750
Jan 201779
Dec 201691
Nov 2016102
Oct 201666
Sep 201678
Aug 201685
Jul 201632
Jun 201683
May 201679
Apr 201670
Mar 201673
Feb 201661
Jan 201664
Dec 201564
Nov 201568
Oct 201578
Sep 201574
Aug 201580
Jul 201582
Jun 201595
May 201586
Apr 201595
Mar 201586
Feb 201564
Jan 201592
Dec 201491
Nov 201475
Oct 201480
Sep 201477
Aug 201479
Jul 201471
Jun 201466
May 201478
Apr 201470
Mar 201472
Feb 201467
Jan 201487
Dec 201373
Nov 201355
Oct 201385
Sep 201364
Aug 201361
Jul 201367
Jun 201350
May 201383
Apr 201358
Mar 2013-5
Feb 201376
Jan 201350
Dec 201252
Nov 201256
Oct 201253
Sep 201268
Aug 201276
Jul 201251
Jun 201252
May 201249
Apr 201249
Mar 201253
Feb 201267
Jan 201252
Dec 201182
Nov 201164
Oct 201137
Sep 201177
Aug 201165
Jul 201159
Jun 201160
May 201151
Apr 201157
Mar 201144
Feb 201155
Jan 201150
Dec 201062
Nov 201059
Oct 201060
Sep 201059
Aug 201060
Jul 201068
Jun 201065
May 201058
Apr 201042
Mar 201071
Feb 201066
Jan 201076
Dec 200964
Nov 200960
Oct 200973
Sep 200975
Aug 200964
Jul 200989
Jun 200985
May 200979
Apr 200984
Mar 200961
Feb 200953
Jan 200971
Dec 2008905
Dec 2007894
Dec 2006797
Dec 2005881
Dec 2004887
Dec 2003764
Dec 2002416
Dec 2001443
Dec 2000515
Dec 1999570
Dec 1998596
Dec 1997719

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

Monthly water production

222 months filed with the Michigan Department of Environment, Great Lakes, and Energy, Dec 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
175 bbl
Months filed
222
MonthWater (bbl)
Jun 20260
May 202668
Apr 20260
Mar 20260
Feb 20260
Jan 20260
Dec 20250
Nov 20250
Oct 20250
Sep 20251
Aug 20250
Jul 20250
Jun 202585
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 201712
Feb 20179
Jan 20170
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 2008—
Dec 2007—
Dec 2006—
Dec 2005—
Dec 2004—
Dec 2003—
Dec 2002—
Dec 20010
Dec 2000—
Dec 1999—
Dec 1998—
Dec 1997—

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.

WellNo.TypeOperatorStatusIn the unit
HARTLEY ET AL1Oil WellLEASE MANAGEMENT INCProducingFeb 1950 — still

Michigan Department of Environment, Great Lakes, and Energy data, corpus built 2026-09-07. Lease 4077.