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DONLEY

Lease 1001116144 · Sumner County, Kansas · N2NWSE Sec 14 T32S R2E · DOR 107300

Oil1970–20269 wells
Operator
Buffalo Oil & Gas, LLC
Cumulative (state figure)
255,653.18 bbl
First production
1970
Last production
2026
Location (PLSS)
N2NWSE Sec 14 T32S R2E

Monthly oil production

540 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
146,875.20 bbl
Months filed
540
Most wells in a month
2

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 255,653.18 bbl.

MonthOil (bbl)Wells
Apr 2026155.342
Mar 2026163.212
Feb 2026165.292
Jan 2026162.772
Dec 2025165.582
Nov 2025168.492
Oct 2025161.372
Sep 2025162.692
Aug 2025161.212
Jul 2025157.412
Jun 2025163.052
May 2025160.782
Apr 2025165.032
Mar 2025161.812
Feb 2025158.982
Jan 2025166.292
Dec 2024165.492
Nov 2024164.642
Oct 2024161.242
Sep 2024165.792
Aug 2024157.282
Jul 2024159.152
Jun 2024159.022
May 202480.092
Apr 2024164.212
Mar 2024315.792
Jan 2024218.442
Dec 2023163.112
Oct 2023166.472
Sep 2023167.382
Aug 2023162.622
Jun 2023162.142
May 2023165.892
Apr 2023160.972
Mar 2023154.482
Feb 2023156.902
Jan 2023157.932
Dec 2022156.682
Nov 2022150.012
Oct 2022163.052
Sep 2022160.732
Aug 2022165.322
Jul 2022162.402
Apr 2022274.792
Feb 2022149.532
Jan 2022161.532
Dec 2021150.832
Nov 2021154.212
Oct 2021156.432
Sep 2021160.922
Aug 2021159.822
Jul 2021288.372
Jun 2021155.052
May 2021151.612
Apr 2021151.122
Mar 2021151.552
Feb 2021291.082
Jan 2021151.352
Dec 2020154.932
Nov 2020159.552
Oct 2020153.192
Sep 2020160.502
Aug 2020320.642
Jun 2020160.932
May 2020157.372
Mar 2020160.282
Feb 2020213.542
Jan 2020156.412
Dec 2019162.502
Nov 2019207.902
Oct 2019133.532
Sep 2019156.482
Aug 2019162.132
Jul 2019163.272
Jun 2019163.752
May 2019214.132
Apr 2019159.422
Mar 2019161.122
Feb 2019227.962
Jan 2019163.462
Dec 2018166.362
Nov 2018162.262
Oct 2018257.812
Sep 2018162.132
Aug 2018273.712
Jun 2018181.822
Apr 201850.912
Mar 201887.592
Feb 201879.582
Jan 2018163.622
Dec 2017155.221
Oct 2017138.131
Sep 2017145.451
Aug 2017150.711
Jul 201786.571
Jun 201777.381
May 2017167.221
Apr 2017122.861
Mar 2017101.931
Feb 2017279.341
Jan 201773.651
Dec 201680.461
Nov 2016162.991
Oct 2016162.601
Aug 201654.251
Jul 201676.091
Jun 201690.441
May 201682.211
Apr 2016111.851
Mar 2016161.551
Jan 2016161.592
Dec 2015137.402
Nov 2015146.632
Oct 2015157.382
Sep 2015161.702
Aug 2015153.082
Jul 2015219.642
Jun 201571.252
May 2015156.432
Apr 2015156.172
Mar 2015162.162
Feb 2015159.722
Jan 2015162.532
Dec 2014184.912
Nov 2014258.612
Oct 2014155.162
Sep 2014157.232
Aug 2014153.372
Jul 2014162.112
Jun 2014133.552
May 2014100.092
Apr 2014155.012
Mar 2014308.692
Feb 2014344.612
Jan 2014397.222
Dec 2013239.372
Nov 2013140.712
Oct 2013240.792
Sep 2013160.892
Aug 2013155.172
Jul 2013260.772
Jun 2013325.772
May 2013607.852
Apr 2013133.122
Mar 2013181.152
Feb 2013111.442
Jan 2013148.052
Dec 2012116.042
Nov 2012130.612
Oct 2012395.152
Sep 2012208.742
Aug 2012182.922
Jul 2012150.752
Jun 2012312.052
May 2012161.082
Apr 2012157.622
Mar 2012159.192
Feb 2012524.212
Jan 2012301.512
Dec 2011328.992
Oct 201186.372
Sep 2011347.012
Aug 201131.312
Jul 2011161.162
Jun 2011241.212
May 2011163.372
Apr 201192.842
Mar 2011157.952
Feb 2011155.612
Jan 2011159.392
Dec 2010166.562
Nov 2010157.962
Oct 2010156.552
Sep 2010232.282
Aug 201093.732
Jul 2010151.752
Jun 2010316.722
May 2010181.372
Apr 2010198.642
Mar 2010220.942
Feb 2010413.962
Jan 2010329.172
Dec 2009261.942
Nov 2009160.532
Oct 200996.222
Sep 2009148.802
Aug 2009223.262
Jul 2009158.642
Jun 2009159.712
May 2009341.512
Apr 2009284.592
Mar 2009157.312
Feb 2009158.902
Jan 2009428.132
Dec 2008255.972
Nov 2008159.652
Oct 2008155.932
Sep 2008256.952
Aug 2008158.442
Jul 2008157.792
Jun 2008246.842
May 2008308.322
Apr 2008156.532
Mar 2008246.732
Feb 2008247.652
Jan 2008335.252
Dec 2007304.612
Nov 2007162.792
Oct 2007160.372
Sep 2007155.552
Aug 2007234.482
Jul 2007192.092
Jun 2007153.752
May 2007294.532
Apr 2007205.352
Mar 2007164.042
Feb 2007244.572
Jan 2007390.612
Dec 2006366.772
Nov 2006161.982
Oct 2006322.002
Sep 2006372.982
Aug 2006163.382
Jul 2006316.952
May 2006277.982
Apr 2006163.912
Mar 2006215.132
Feb 2006323.592
Jan 2006427.042
Dec 2005157.862
Nov 2005157.952
Oct 2005243.312
Sep 2005371.442
Aug 2005314.382
Jul 2005152.912
Jun 2005161.612
May 2005160.482
Apr 2005158.502
Mar 2005318.322
Feb 2005209.022
Jan 2005477.472
Dec 2004162.402
Nov 2004235.422
Oct 2004194.982
Sep 2004160.072
Aug 2004320.442
Jul 2004313.312
Jun 2004318.842
May 2004346.642
Apr 2004148.452
Mar 2004313.502
Feb 2004232.482
Jan 2004153.752
Dec 2003292.692
Nov 2003159.572
Oct 2003314.912
Sep 2003292.232
Aug 2003152.132
Jul 2003159.482
Jun 2003391.462
May 2003163.332
Apr 2003160.402
Mar 2003157.312
Feb 2003425.752
Jan 2003258.902
Dec 2002350.862
Nov 2002347.812
Oct 2002155.962
Sep 2002342.492
Aug 2002157.902
Jul 2002202.242
Jun 2002157.822
May 2002231.272
Apr 2002515.202
Mar 2002315.942
Jan 2002465.882
Dec 2001333.382
Nov 2001159.362
Oct 2001246.062
Sep 2001156.962
Aug 2001316.892
Jul 2001304.122
Jun 2001160.632
May 2001242.322
Apr 2001317.442
Mar 2001161.132
Feb 2001216.952
Jan 2001607.182
Dec 2000258.362
Nov 2000163.122
Oct 2000154.992
Sep 2000245.522
Aug 2000177.862
Jul 2000405.562
Jun 2000377.402
May 2000159.162
Apr 2000319.752
Mar 2000355.412
Feb 2000160.112
Jan 2000461.662
Dec 1999450.332
Nov 1999164.392
Oct 1999164.492
Sep 1999626.842
Aug 1999299.742
Jul 1999160.242
Jun 1999157.812
May 1999394.092
Apr 1999181.652
Mar 1999451.782
Feb 1999230.982
Jan 1999678.322
Dec 1998154.472
Nov 1998315.902
Oct 1998165.352
Sep 1998325.462
Aug 1998159.302
Jul 1998329.422
Jun 1998163.182
May 1998157.112
Apr 1998279.592
Mar 1998167.832
Feb 1998731.792
Jan 1998151.502
Dec 1997424.482
Nov 1997164.692
Oct 1997295.642
Sep 1997400.212
Aug 1997167.832
Jul 1997320.432
Jun 1997159.962
May 1997460.662
Apr 1997233.792
Mar 1997334.272
Feb 1997296.622
Jan 1997428.102
Dec 1996457.582
Nov 1996158.232
Oct 1996435.652
Sep 1996166.912
Aug 1996431.252
Jul 1996165.352
Jun 1996162.382
May 1996528.902
Apr 1996167.672
Mar 1996340.892
Feb 1996512.202
Jan 1996159.092
Dec 1995446.001
Nov 1995269.001
Oct 1995325.001
Sep 1995161.001
Aug 1995324.001
Jul 1995166.001
Jun 1995328.001
May 1995288.001
Apr 1995331.001
Mar 1995292.001
Feb 1995167.001
Jan 1995606.001
Dec 1994300.001
Nov 1994334.001
Oct 1994164.001
Sep 1994323.001
Aug 1994159.001
Jul 1994461.001
Jun 1994163.001
May 1994337.001
Apr 1994280.001
Mar 1994307.001
Feb 1994161.001
Jan 1994321.001
Dec 1993323.001
Nov 1993315.001
Oct 1993166.001
Sep 1993164.001
Aug 1993335.001
Jul 1993166.001
Jun 1993335.001
May 1993323.001
Apr 1993497.001
Mar 1993375.001
Feb 1993590.001
Jan 1993158.001
Dec 1992544.001
Nov 1992335.001
Oct 1992163.001
Sep 1992514.001
Aug 1992164.001
Jul 1992330.001
Jun 1992513.001
May 1992163.001
Apr 1992324.001
Mar 1992393.001
Feb 1992501.001
Jan 1992561.001
Dec 1991238.001
Nov 1991452.001
Oct 1991318.001
Sep 1991320.001
Aug 1991159.001
Jul 1991321.001
Jun 1991408.001
May 1991345.001
Apr 1991501.001
Mar 1991512.001
Feb 1991162.001
Jan 1991318.001
Dec 1990512.001
Nov 1990323.001
Oct 1990170.001
Sep 1990506.001
Aug 1990324.001
Jul 1990323.001
Jun 1990157.001
May 1990298.001
Apr 1990331.001
Mar 1990742.001
Feb 1990165.001
Jan 1990588.001
Dec 1989332.001
Nov 1989163.001
Oct 1989327.001
Sep 1989537.001
Aug 1989326.001
Jul 1989331.001
Jun 1989335.001
May 1989165.001
Apr 1989686.001
Mar 1989530.001
Feb 1989162.001
Jan 1989524.001
Dec 1988323.001
Nov 1988321.001
Oct 1988319.001
Sep 1988550.001
Aug 1988323.001
Jul 1988328.001
Jun 1988331.001
May 1988331.001
Apr 1988334.001
Mar 1988331.001
Feb 1988789.001
Jan 1988314.001
Dec 1987532.001
Nov 1987341.001
Oct 1987530.001
Sep 1987331.001
Aug 1987327.001
Jul 1987334.001
Jun 1987329.001
May 1987333.001
Apr 1987707.001
Mar 1987327.001
Feb 1987330.001
Jan 1987533.001
Dec 1986344.001
Nov 1986338.001
Oct 1986335.001
Sep 1986334.001
Aug 1986332.001
Jul 1986337.001
Jun 1986321.001
May 1986334.001
Apr 1986333.001
Mar 1986327.001
Feb 1986320.001
Jan 1986339.001
Dec 1985335.001
Nov 1985333.001
Oct 1985333.001
Sep 1985498.001
Aug 1985331.001
Jul 1985328.001
Jun 1985331.001
May 1985334.001
Apr 1985329.001
Mar 1985336.001
Feb 1985335.001
Jan 1985334.001
Dec 1984334.001
Nov 1984505.001
Oct 1984332.001
Sep 1984335.001
Aug 1984490.001
Jul 1984328.001
Jun 1984334.001
May 1984334.001
Apr 1984328.001
Mar 1984337.001
Feb 1984332.001
Jan 1984336.001
Dec 1983330.001
Nov 1983340.001
Oct 1983331.001
Sep 1983497.001
Aug 1983330.001
Jul 1983166.001
Jun 1983330.001
May 1983332.001
Apr 1983339.001
Mar 1983335.001
Feb 1983341.001
Jan 1983336.001
Dec 1982513.002
Nov 1982330.002
Oct 1982500.002
Sep 1982331.002
Aug 1982498.002
Jul 1982331.002
Jun 1982499.002
May 1982334.002
Apr 1982500.002
Mar 1982342.002
Feb 1982334.002
Jan 1982346.002
Dec 1981328.002
Nov 1981511.002
Oct 1981335.002
Sep 1981504.002
Aug 1981516.002
Jul 1981483.002
Jun 1981499.002
May 1981324.002
Apr 1981489.002
Mar 1981500.002
Feb 1981505.002
Jan 1981486.002
Dec 1980668.002
Nov 1980501.002
Oct 1980332.002
Sep 1980512.002
Aug 1980645.002
Jul 1980495.002
Jun 1980318.002
May 1980669.002
Apr 1980658.002
Mar 1980493.002
Feb 1980511.002
Jan 1980337.002

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

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

WellNo.OperatorStatus
DONLEY 'A'1Buffalo Oil & Gas, LLCProducing
DONLEY2Docking Development Company, LLCPlugged and Abandoned
DONLEY3unavailablePlugged and Abandoned
DONLEY4Docking Development Company, LLCPlugged and Abandoned
DONLEY5Buffalo Oil & Gas, LLCProducing
DONLEY 'A'1Docking Development Company, LLCPlugged and Abandoned
DONLEY10Docking Development Company, LLCConverted to EOR Well
DONLEY 'A'1unavailable—
D. L. DONLEY8unavailable—

Location

37.266460, -97.175059 · N2NWSE Sec 14 T32S R2E

Kansas Geological Survey data, corpus built 2026-09-07. Lease 1001116144. The state’s own record.