SIEKER

Lease 1001111404 · Stafford County, Kansas · NENENW Sec 5 T21S R12W · DOR 103690

Oil1960–20261 well
Operator
Collins Oil, LLC
Cumulative (state figure)
60,769.77 bbl
First production
1960
Last production
2026
Location (PLSS)
NENENW Sec 5 T21S R12W

Monthly oil production

178 months filed with the Kansas Geological Survey, Jan 1980 to Apr 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
30,369.80 bbl
Months filed
178
Most wells in a month
1

This lease was producing before 1980, and the series begins in January 1980. The total above covers the months shown, not the life of the lease; the state's own cumulative is 60,769.77 bbl.

MonthOil (bbl)Wells
Apr 2026155.401
Dec 2025156.011
Jul 2025154.101
Mar 2025156.271
Sep 2024154.021
May 2024155.351
Dec 2023159.401
Aug 2023153.631
May 2023152.611
Jan 2023159.021
Sep 2022155.381
May 2022151.191
Jan 2022162.461
Oct 2021152.661
Jun 2021154.481
Jan 2021153.921
Oct 2020153.071
Jun 2020152.511
Mar 2020153.661
Nov 2019157.831
Aug 2019149.541
May 2019158.571
Jan 2019153.611
Oct 2018153.321
Jul 2018151.841
Apr 201815.001
Mar 2018153.691
Nov 2017150.521
Aug 2017154.151
Apr 2017154.551
Jan 2017168.301
Aug 2016159.861
May 2016166.121
Jan 2016152.891
Aug 2015156.361
Apr 2015157.371
Dec 2014159.131
Aug 2014158.711
May 2014154.111
Jan 2014160.561
Sep 2013157.041
Jun 2013156.291
Feb 2013169.041
Oct 2012161.381
Jun 2012153.631
Feb 2012170.661
Nov 2011156.211
Jul 2011157.551
Mar 2011164.161
Dec 2010158.141
Aug 2010156.561
Apr 2010160.911
Dec 2009155.081
Aug 2009152.101
May 2009156.951
Jan 2009162.751
Sep 2008161.121
Aug 20088.771
May 2008159.791
Jan 2008178.801
Jul 2007156.261
Mar 2007153.031
Oct 2006166.231
Jun 2006154.341
Feb 2006157.201
Nov 2005158.021
Jul 2005154.671
Apr 2005160.851
Jan 2005176.121
Sep 2004169.461
Jun 2004170.021
Mar 2004173.901
Nov 2003171.421
Aug 2003169.561
May 2003169.771
Feb 2003165.651
Oct 2002169.131
Jul 2002165.701
Apr 2002168.241
Jan 2002172.851
Oct 2001173.841
Jun 2001168.341
Mar 2001169.381
Dec 2000172.901
Aug 2000165.441
Jun 2000167.861
Mar 2000170.321
Dec 1999172.361
Aug 1999169.291
May 1999168.371
Feb 1999174.781
Nov 1998173.721
Sep 1998171.531
May 1998169.701
Mar 1998174.891
Dec 1997172.211
Sep 1997172.331
Jun 1997169.181
Mar 1997171.651
Jan 1997173.461
Oct 1996172.761
Jul 1996169.511
May 1996171.661
Jan 1996176.771
Nov 1995173.001
Jul 1995172.001
May 1995175.001
Feb 1995174.001
Dec 1994176.001
Sep 1994171.001
Jun 1994171.001
Mar 1994174.001
Jan 1994174.001
Oct 1993173.001
Aug 1993171.001
Jun 1993172.001
Apr 1993174.001
Jan 1993215.001
Dec 1992161.001
Sep 1992162.001
May 1992161.001
Apr 1992162.001
Feb 1992162.001
Nov 1991164.001
Aug 1991178.001
May 1991175.001
Feb 1991180.001
Nov 1990164.001
Aug 1990177.001
Jun 1990160.001
Apr 1990183.001
Jan 1990187.001
Sep 1989197.001
Jun 1989169.001
May 1989197.001
Feb 1989201.001
Dec 1988201.001
Sep 1988195.001
Jun 1988196.001
Apr 1988197.001
Jan 1988201.001
Oct 1987194.001
Jul 1987187.001
May 1987197.001
Feb 1987198.001
Dec 1986200.001
Oct 1986198.001
Jul 1986196.001
Apr 1986198.001
Feb 1986186.001
Dec 1985202.001
Sep 1985200.001
Jun 1985197.001
Apr 1985198.001
Jan 1985200.001
Nov 1984199.001
Aug 1984196.001
Apr 1984201.001
Dec 1983199.001
Aug 1983195.001
Jun 1983196.001
Mar 1983181.001
Jan 1983200.001
Sep 1982199.001
Jul 1982196.001
Jun 1982156.001
Mar 1982201.001
Dec 1981201.001
Oct 1981198.001
Jul 1981195.001
May 1981195.001
Mar 1981200.001
Dec 1980190.001
Nov 1980175.001
Sep 1980195.001
Jul 1980195.001
Mar 1980199.001
Jan 1980199.001

Lease-level volumes as filed with the Kansas Geological Survey. A blank well count is a month the state filed no count for, not a month with no wells.

Wells on this lease

1 well the state's well register assigns to this lease. Every one has a page.

WellNo.OperatorStatus
SIEKER1Collins Oil, LLCProducing

Location

38.259978, -98.665988 · NENENW Sec 5 T21S R12W

Kansas Geological Survey data, corpus built 2026-09-07. Lease 1001111404. The state’s own record.