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BASS

Lease 1001118445 · Graham County, Kansas · SWNESW Sec 12 T10S R21W · DOR 108630

Oil1950–202613 wells
Operator
Vess Oil Corporation
Cumulative (state figure)
1,055,339.13 bbl
First production
1950
Last production
2026
Location (PLSS)
SWNESW Sec 12 T10S R21W

Monthly oil production

553 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
303,845.10 bbl
Months filed
553
Most wells in a month
5

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 1,055,339.13 bbl.

MonthOil (bbl)Wells
Apr 2026312.135
Mar 2026322.625
Feb 2026322.645
Jan 2026315.125
Dec 2025480.775
Nov 2025328.455
Oct 2025327.835
Sep 2025341.115
Aug 2025318.615
Jul 2025310.835
Jun 2025469.775
May 2025316.655
Apr 2025321.955
Mar 2025314.225
Feb 2025313.125
Jan 2025480.695
Dec 2024327.865
Nov 2024321.565
Oct 2024477.295
Sep 2024318.485
Aug 2024322.765
Jul 2024480.855
Jun 2024322.295
May 2024320.575
Apr 2024317.235
Mar 2024324.975
Feb 2024324.435
Jan 2024325.595
Dec 2023326.285
Nov 2023479.255
Oct 2023318.445
Sep 2023316.335
Aug 2023356.005
Jul 2023313.785
Jun 2023471.205
May 2023315.965
Apr 2023317.515
Mar 2023472.095
Feb 2023315.435
Jan 2023323.995
Dec 2022484.595
Nov 2022322.465
Oct 2022481.645
Sep 2022316.005
Aug 2022163.125
Jul 2022313.245
Jun 2022312.285
May 2022158.695
Apr 2022323.955
Mar 2022313.385
Feb 2022460.435
Jan 2022334.155
Dec 2021327.615
Nov 2021507.915
Oct 2021318.675
Sep 2021322.835
Aug 2021474.095
Jul 2021311.795
Jun 2021480.765
May 2021327.015
Apr 2021321.335
Mar 2021326.795
Feb 2021332.345
Jan 2021471.765
Dec 2020312.275
Nov 2020329.525
Oct 2020466.905
Sep 2020320.605
Aug 2020322.415
Jul 2020155.535
May 2020159.195
Apr 2020158.585
Mar 2020485.495
Feb 2020311.695
Jan 2020317.825
Dec 2019316.385
Nov 2019324.325
Oct 2019475.405
Sep 2019321.545
Aug 2019478.695
Jul 2019316.085
Jun 2019171.925
May 2019479.275
Apr 2019321.685
Mar 2019158.775
Feb 2019478.355
Jan 2019316.565
Dec 2018469.685
Nov 2018315.945
Oct 2018479.255
Sep 2018317.995
Aug 2018328.345
Jul 2018469.955
Jun 2018472.605
May 2018321.775
Apr 2018480.275
Mar 2018316.725
Feb 2018480.855
Jan 2018321.545
Dec 2017474.675
Nov 2017320.565
Oct 2017473.145
Sep 2017474.865
Aug 2017315.735
Jul 2017479.515
Jun 2017322.035
May 2017474.085
Apr 2017345.265
Mar 2017154.125
Feb 2017471.535
Jan 2017316.725
Dec 2016325.375
Nov 2016465.415
Oct 2016472.794
Sep 2016311.014
Aug 2016314.984
Jul 2016464.704
Jun 2016476.044
May 2016469.104
Apr 2016475.204
Mar 2016319.544
Feb 2016317.874
Jan 2016470.654
Dec 2015312.124
Nov 2015314.334
Oct 2015474.924
Sep 2015474.014
Aug 2015316.424
Jul 2015630.144
Jun 2015471.464
May 2015309.324
Apr 2015314.394
Mar 2015470.954
Feb 2015322.354
Jan 2015475.694
Dec 2014481.304
Nov 2014314.194
Oct 2014320.654
Sep 2014157.704
Aug 2014314.424
Jul 2014469.614
Jun 2014315.814
May 2014473.394
Apr 2014633.614
Mar 2014484.854
Feb 2014321.314
Jan 2014479.234
Dec 2013644.414
Nov 2013638.884
Oct 2013480.624
Sep 2013341.024
Aug 2013474.364
Jul 2013314.774
Jun 2013478.704
May 2013311.114
Apr 2013475.534
Mar 2013318.674
Feb 2013312.474
Jan 2013322.954
Dec 2012491.624
Nov 2012316.894
Oct 2012479.934
Sep 2012317.744
Aug 2012468.994
Jul 2012316.574
Jun 2012474.664
May 2012491.484
Apr 2012316.904
Mar 2012480.784
Feb 2012323.824
Jan 2012483.144
Dec 2011479.534
Nov 2011324.924
Oct 2011475.204
Sep 2011469.604
Aug 2011319.354
Jul 2011480.414
Jun 2011469.714
May 2011483.934
Apr 2011481.804
Mar 2011488.254
Feb 2011484.134
Jan 2011327.354
Dec 2010321.654
Nov 2010489.534
Oct 2010336.474
Sep 2010628.154
Aug 2010479.214
Jul 2010474.784
Jun 2010482.214
May 2010638.514
Apr 2010479.414
Mar 2010479.914
Feb 2010486.464
Jan 2010487.784
Dec 2009486.084
Nov 2009645.724
Oct 2009484.284
Sep 2009480.244
Aug 2009636.474
Jul 2009482.604
Jun 2009477.914
May 2009481.264
Apr 2009645.714
Mar 2009323.654
Feb 2009483.984
Jan 2009648.333
Dec 2008488.063
Nov 2008158.033
Sep 2008638.663
Aug 2008806.123
Jul 2008476.833
Jun 2008629.433
May 2008623.613
Apr 2008801.073
Mar 2008953.013
Feb 2008952.043
Jan 2008996.333
Dec 2007323.383
Nov 2007317.853
Oct 2007161.603
Sep 2007312.163
Aug 2007472.063
Jul 2007153.663
Jun 2007317.653
May 2007317.993
Apr 2007476.383
Mar 2007315.153
Feb 2007327.533
Jan 2007326.573
Dec 2006322.003
Nov 2006160.563
Oct 2006343.233
Sep 2006343.963
Aug 2006508.153
Jul 2006186.543
Jun 2006337.493
May 2006348.523
Apr 2006358.493
Mar 2006339.675
Feb 2006340.765
Jan 2006183.605
Dec 2005163.305
Nov 2005185.245
Oct 2005555.315
Sep 2005361.985
Aug 2005356.205
Jul 2005366.655
Jun 2005549.005
May 2005356.335
Apr 2005538.595
Mar 2005535.845
Feb 2005364.685
Jan 2005364.605
Dec 2004546.915
Nov 2004354.225
Oct 2004530.125
Sep 2004519.155
Aug 2004360.165
Jul 2004524.925
Jun 2004540.195
May 2004351.775
Apr 2004541.345
Mar 2004361.245
Feb 2004493.425
Jan 2004363.465
Dec 2003346.445
Nov 2003369.215
Oct 2003368.345
Sep 2003183.635
Aug 2003343.895
Jul 2003550.725
Jun 2003174.665
May 2003369.945
Apr 2003370.415
Mar 2003353.515
Feb 2003366.975
Jan 2003373.385
Dec 2002373.465
Nov 2002549.015
Oct 2002335.595
Sep 2002355.985
Aug 2002373.165
Jul 2002187.265
Jun 2002367.235
May 2002560.325
Apr 2002360.965
Mar 2002368.025
Feb 2002374.805
Jan 2002389.205
Dec 2001371.375
Nov 2001368.695
Oct 2001355.835
Sep 2001365.125
Aug 2001346.095
Jul 2001353.695
Jun 2001355.205
May 2001192.545
Apr 2001528.825
Mar 2001748.015
Feb 2001364.885
Jan 2001529.075
Dec 2000548.745
Nov 2000699.785
Oct 2000526.825
Sep 2000518.925
Aug 2000680.405
Jul 2000609.575
Jun 2000656.705
May 2000432.805
Apr 2000648.895
Mar 2000605.475
Feb 2000388.835
Jan 2000427.985
Dec 1999443.365
Nov 1999651.555
Oct 1999611.605
Sep 1999436.925
Aug 1999651.585
Jul 1999642.375
Jun 1999657.845
May 1999440.995
Apr 1999649.945
Mar 1999662.605
Feb 1999625.905
Jan 1999678.905
Dec 1998639.124
Nov 1998719.584
Oct 1998621.464
Sep 1998833.814
Aug 1998647.924
Jul 1998847.314
Jun 1998658.144
May 1998836.984
Apr 1998849.294
Mar 1998775.594
Feb 1998850.624
Jan 19981,089.544
Dec 1997806.604
Nov 19971,106.144
Oct 1997823.384
Sep 19971,091.784
Aug 19971,097.574
Jul 19971,093.954
Jun 19971,095.104
May 19971,198.744
Apr 19971,512.634
Mar 19971,156.594
Feb 19971,130.624
Jan 19971,486.824
Dec 19961,734.984
Nov 19961,609.834
Oct 19961,724.864
Sep 19961,864.584
Aug 19961,971.744
Jul 19962,456.644
Jun 19962,593.134
May 1996850.764
Apr 1996960.124
Mar 1996864.324
Feb 19961,020.184
Jan 19961,029.244
Dec 19951,017.003
Nov 19951,029.003
Oct 19951,250.003
Sep 19951,218.003
Aug 19951,210.003
Jul 19951,256.003
Jun 19951,466.003
May 19951,611.003
Apr 19951,665.003
Mar 19951,919.003
Feb 19951,663.003
Jan 19951,909.003
Dec 19942,299.003
Nov 19941,392.003
Oct 1994669.003
Sep 1994326.003
Aug 1994322.003
Jul 1994164.003
Jun 1994339.003
May 1994513.003
Apr 1994346.003
Mar 1994497.003
Feb 1994348.003
Jan 1994509.003
Dec 1993509.003
Nov 1993345.003
Oct 1993343.003
Sep 1993523.003
Aug 1993349.003
Jul 1993328.003
Jun 1993503.003
May 1993517.003
Apr 1993342.003
Feb 1993176.003
Jan 1993507.003
Dec 1992330.003
Nov 1992507.003
Oct 1992339.003
Sep 1992520.003
Aug 1992327.003
Jul 1992503.003
Jun 1992513.003
May 1992509.003
Apr 1992519.003
Mar 1992530.003
Feb 1992379.003
Jan 1992875.003
Dec 1991356.003
Nov 1991353.003
Oct 1991523.003
Sep 1991526.003
Aug 1991526.003
Jul 1991356.003
Jun 1991350.003
May 1991350.003
Apr 1991351.003
Mar 1991526.003
Feb 1991352.003
Jan 1991523.003
Dec 1990352.003
Nov 1990342.003
Oct 1990340.003
Sep 1990515.003
Aug 1990519.003
Jul 1990351.003
Jun 1990531.003
May 1990363.003
Apr 1990349.003
Mar 1990358.003
Feb 1990356.003
Jan 1990519.003
Dec 1989342.003
Nov 1989345.003
Oct 1989519.003
Sep 1989509.003
Aug 1989340.003
Jul 1989339.003
Jun 1989421.003
May 1989425.003
Apr 1989432.003
Mar 1989436.003
Feb 1989432.003
Jan 1989418.003
Dec 1988366.003
Nov 1988426.003
Oct 1988422.003
Sep 1988420.003
Aug 1988426.003
Jul 1988629.003
Jun 1988429.003
May 1988430.003
Apr 1988434.003
Mar 1988436.003
Feb 1988607.003
Jan 1988393.003
Dec 1987601.003
Nov 1987428.003
Oct 1987435.003
Sep 1987636.003
Aug 1987647.003
Jul 1987430.003
Jun 1987422.003
May 1987213.003
Apr 1987640.003
Mar 1987427.003
Feb 1987418.003
Jan 1987615.003
Dec 1986428.003
Nov 1986418.003
Oct 1986433.003
Sep 1986418.003
Aug 1986422.003
Jul 1986648.003
Jun 1986427.003
May 1986434.003
Apr 1986637.003
Mar 1986619.003
Feb 1986634.003
Jan 1986633.003
Dec 1985414.003
Nov 1985616.003
Oct 1985645.003
Sep 1985651.003
Aug 1985837.003
Jul 1985646.003
Jun 1985637.003
May 1985855.003
Apr 1985837.003
Mar 1985624.003
Feb 1985833.003
Jan 1985813.003
Dec 1984837.003
Nov 19841,037.003
Oct 19841,044.003
Sep 1984821.003
Aug 19841,023.003
Jul 19841,231.003
Jun 19841,039.003
May 1984624.003
Apr 1984613.003
Mar 1984628.003
Feb 1984604.003
Jan 1984753.003
Dec 1983582.003
Nov 1983837.003
Oct 1983626.003
Sep 1983620.003
Aug 1983825.003
Jul 1983622.003
Jun 1983813.003
May 1983831.003
Apr 1983626.003
Mar 1983826.003
Feb 1983790.003
Jan 1983815.003
Dec 1982811.005
Nov 1982827.005
Oct 1982810.005
Sep 1982807.005
Aug 1982826.005
Jul 1982815.005
Jun 1982968.005
May 1982823.005
Apr 1982826.005
Mar 1982780.005
Feb 1982794.005
Jan 1982602.005
Dec 1981634.005
Nov 1981780.005
Oct 1981802.005
Sep 19811,007.005
Aug 1981808.005
Jul 1981794.005
Jun 1981999.005
May 1981813.005
Apr 19811,011.005
Mar 1981814.005
Feb 1981989.005
Jan 1981826.005
Dec 19801,135.005
Nov 19801,031.005
Oct 1980997.005
Sep 19801,019.005
Aug 19801,012.005
Jul 19801,017.005
Jun 1980960.005
May 19801,196.005
Apr 19801,222.005
Mar 19801,002.005
Feb 1980986.005
Jan 19801,210.005

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

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

WellNo.OperatorStatus
BASS1Galloway Drilling Co., Inc.Plugged and Abandoned
BASS 'B'1Hansen, Dane G. - TrustPlugged and Abandoned
BASS2Galloway Drilling Co., Inc.Plugged and Abandoned
BASS3Vess Oil CorporationProducing
BASS5Galloway Drilling Co., Inc.Plugged and Abandoned
BASS7Vess Oil CorporationProducing
BASS 'B'2Hansen, Dane G. - TrustPlugged and Abandoned
BASS4unavailablePlugged and Abandoned
BASS6unavailablePlugged and Abandoned
Bass9Vess Oil CorporationProducing
Bass10Vess Oil CorporationProducing
BASS8Galloway Drilling Co., Inc.Recompleted
BASS8Vess Oil CorporationProducing

Location

39.195440, -99.617668 · SWNESW Sec 12 T10S R21W

Kansas Geological Survey data, corpus built 2026-09-07. Lease 1001118445. The state’s own record.