MineralRecord
Log inSign up

HEFLING (A)

Lease 1001125579 · Reno County, Kansas · W2NWSE Sec 8 T24S R4W · DOR 112355

Oil1979–20263 wells
Operator
Excalibur Production Company, Inc.
Cumulative (state figure)
162,811 bbl
First production
1979
Last production
2026
Location (PLSS)
W2NWSE Sec 8 T24S R4W

Monthly oil production

523 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
154,593.00 bbl
Months filed
523
Most wells in a month
3

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 162,811 bbl.

MonthOil (bbl)Wells
Apr 2026160.233
Mar 2026168.713
Feb 2026164.643
Jan 2026165.653
Dec 2025162.973
Nov 2025167.833
Oct 2025162.343
Sep 2025162.863
Aug 2025320.183
Jul 2025162.963
Jun 2025160.603
May 2025160.793
Apr 2025163.033
Mar 2025160.793
Feb 2025333.373
Jan 2025163.283
Dec 2024163.213
Nov 2024160.503
Oct 2024321.333
Sep 2024158.863
Aug 2024162.813
Jul 2024325.203
Jun 2024161.803
May 2024159.393
Apr 2024161.363
Mar 2024326.393
Feb 2024159.863
Jan 2024335.503
Dec 2023162.893
Nov 2023327.133
Oct 2023162.453
Sep 2023325.583
Aug 2023161.813
Jul 2023327.023
Jun 2023160.063
May 2023163.743
Apr 2023324.713
Mar 2023166.023
Feb 2023163.983
Jan 2023324.683
Dec 2022163.963
Nov 2022323.073
Oct 2022163.513
Sep 2022319.053
Aug 2022160.603
Jul 2022159.923
Jun 2022159.283
May 2022322.593
Apr 2022163.923
Mar 2022320.083
Feb 2022160.623
Jan 2022330.353
Dec 2021328.613
Nov 2021164.283
Oct 2021160.693
Sep 2021322.063
Aug 2021320.613
Jul 2021297.203
Jun 2021321.813
May 2021162.033
Apr 2021318.113
Mar 2021307.993
Feb 2021324.703
Jan 2021162.853
Dec 2020321.393
Nov 2020327.293
Oct 2020327.923
Sep 2020163.433
Aug 2020319.283
Jul 2020324.453
Jun 2020317.353
May 2020317.053
Apr 2020156.053
Mar 2020317.223
Feb 2020327.503
Jan 2020326.063
Dec 2019328.303
Nov 2019163.453
Oct 2019316.833
Sep 2019318.663
Aug 2019318.203
Jul 2019316.353
Jun 2019315.853
May 2019317.553
Apr 2019160.823
Mar 2019320.563
Feb 2019327.993
Jan 2019321.503
Dec 2018324.673
Nov 2018160.843
Oct 2018314.633
Sep 2018322.633
Aug 2018316.843
Jul 2018319.953
Jun 2018155.633
May 2018317.853
Apr 2018314.853
Mar 2018161.673
Feb 2018330.423
Jan 2018326.733
Dec 2017166.483
Nov 2017319.893
Oct 2017322.023
Sep 2017159.753
Aug 2017322.653
Jul 2017317.643
Jun 2017322.713
May 2017318.243
Apr 2017316.923
Mar 2017327.813
Feb 2017164.863
Jan 2017326.133
Dec 2016328.693
Nov 2016320.503
Oct 2016160.223
Sep 2016324.843
Aug 2016318.853
Jul 2016319.343
Jun 2016318.063
May 2016158.653
Apr 2016323.283
Mar 2016328.673
Feb 2016163.553
Jan 2016328.253
Dec 2015165.593
Nov 2015164.253
Oct 2015323.913
Sep 2015164.793
Aug 2015158.443
Jul 2015320.243
Jun 2015161.853
May 2015323.193
Apr 2015163.033
Mar 2015164.123
Feb 2015164.333
Jan 2015329.963
Dec 2014165.273
Nov 2014162.983
Oct 2014324.433
Sep 2014151.113
Aug 2014319.043
Jul 2014159.453
Jun 2014164.913
May 2014319.183
Apr 2014162.913
Mar 2014328.863
Feb 2014165.123
Jan 2014329.943
Dec 2013165.523
Oct 2013160.383
Sep 2013320.453
Aug 2013159.373
Jul 2013320.613
Jun 2013162.093
May 2013322.173
Apr 2013328.143
Mar 2013160.783
Feb 2013331.313
Jan 2013163.713
Dec 2012328.733
Nov 2012163.133
Oct 2012324.543
Sep 2012318.493
Aug 2012163.323
Jul 2012159.283
Jun 2012320.883
May 2012163.323
Apr 2012321.853
Mar 2012244.423
Feb 2012332.483
Jan 2012160.773
Dec 2011321.563
Nov 2011314.193
Oct 2011319.263
Sep 2011315.823
Aug 2011314.203
Jul 2011323.263
Jun 2011163.873
May 2011322.573
Apr 2011323.563
Mar 2011323.113
Feb 2011329.143
Jan 2011165.143
Dec 2010323.673
Nov 2010331.933
Oct 2010166.083
Sep 2010321.553
Aug 2010318.603
Jul 2010158.243
Jun 2010322.323
May 2010278.143
Apr 2010327.243
Mar 2010165.103
Feb 2010160.173
Jan 2010333.883
Dec 2009169.183
Nov 2009163.113
Oct 2009325.323
Sep 2009164.183
Aug 2009158.703
Jul 2009331.293
Jun 2009160.633
May 2009162.203
Apr 2009330.473
Mar 2009162.963
Feb 2009166.703
Jan 2009164.173
Dec 2008166.993
Nov 2008162.923
Oct 2008161.893
Sep 2008165.583
Aug 2008158.243
Jul 2008161.063
Jun 2008165.273
May 2008168.703
Apr 2008169.583
Mar 2008171.453
Jan 2008169.523
Dec 2007167.263
Nov 2007163.213
Sep 2007163.843
Aug 2007159.303
Jul 2007161.603
Jun 2007167.243
Apr 2007163.073
Mar 2007165.503
Feb 2007166.773
Jan 2007167.043
Nov 2006286.873
Sep 2006163.023
Aug 2006161.073
Jul 2006161.773
Jun 2006159.393
May 2006160.603
Apr 2006160.873
Mar 2006161.633
Feb 2006162.363
Jan 2006161.283
Nov 2005161.113
Oct 2005157.813
Sep 2005158.373
Aug 2005159.043
Jul 2005161.943
Jun 2005162.193
May 2005163.463
Apr 2005161.483
Feb 2005164.653
Jan 2005162.423
Dec 2004161.673
Nov 2004162.463
Oct 2004164.283
Sep 2004160.273
Aug 2004159.683
Jul 2004158.213
Jun 2004165.723
May 2004166.163
Apr 2004160.653
Mar 2004160.023
Feb 2004167.493
Jan 2004162.463
Dec 2003165.203
Nov 2003160.443
Oct 2003162.683
Sep 2003159.663
Aug 2003315.503
Jun 2003161.843
May 2003160.153
Apr 2003166.363
Mar 2003161.843
Feb 2003164.543
Jan 2003166.763
Dec 2002167.323
Nov 2002162.903
Oct 2002161.123
Sep 2002158.523
Aug 2002159.463
Jul 2002158.003
Jun 2002169.213
May 2002163.683
Apr 2002165.573
Feb 2002162.993
Jan 2002168.053
Dec 2001161.653
Nov 2001168.573
Oct 2001163.393
Sep 2001163.213
Aug 2001160.363
Jul 2001160.303
May 2001162.143
Apr 2001171.253
Mar 2001168.583
Feb 2001167.853
Jan 2001172.023
Dec 2000174.183
Nov 2000159.953
Sep 2000156.193
Aug 2000157.173
Jun 2000156.733
May 2000158.623
Mar 2000168.603
Jan 2000162.043
Nov 1999179.053
Sep 1999160.413
Jul 1999165.863
Jun 1999318.403
Apr 1999161.373
Feb 1999160.553
Dec 1998167.903
Oct 1998320.523
Aug 1998321.013
Jul 1998329.283
May 1998159.753
Apr 1998161.653
Mar 1998163.213
Feb 1998161.003
Jan 1998165.673
Dec 1997160.733
Nov 1997163.173
Oct 1997157.233
Sep 1997315.403
Jul 1997317.703
May 1997163.533
Apr 1997159.843
Jan 1997232.413
Nov 1996161.163
Oct 1996161.753
Sep 1996192.733
Aug 1996183.193
Jul 1996159.003
Jun 1996322.703
May 1996318.553
Apr 1996162.433
Mar 1996161.233
Feb 1996325.223
Jan 1996167.073
Dec 1995163.003
Nov 1995322.003
Oct 1995161.003
Sep 1995160.003
Aug 1995321.003
Jul 1995159.003
Jun 1995160.003
May 1995163.003
Apr 1995162.003
Mar 1995163.003
Feb 1995161.003
Jan 1995162.003
Nov 1994160.003
Oct 1994164.003
Sep 1994159.003
Aug 1994268.003
Jun 1994161.003
May 1994159.003
Apr 1994160.003
Mar 1994244.003
Feb 1994160.003
Dec 1993217.003
Nov 1993164.003
Oct 1993323.003
Sep 1993158.003
Jul 1993320.003
Jun 1993159.003
May 1993255.003
Apr 1993160.003
Mar 1993416.003
Feb 1993161.003
Jan 1993333.003
Dec 1992165.003
Nov 1992229.003
Oct 1992401.003
Sep 1992163.003
Aug 1992317.003
Jul 1992163.003
Jun 1992321.003
May 1992249.003
Apr 1992249.003
Mar 1992325.003
Feb 1992327.003
Jan 1992327.003
Dec 1991327.003
Nov 1991162.003
Oct 1991322.003
Sep 1991163.003
Aug 1991323.003
Jul 1991320.003
Jun 1991160.003
May 1991323.003
Apr 1991325.003
Mar 1991328.003
Feb 1991167.003
Jan 1991327.003
Dec 1990164.003
Nov 1990327.003
Oct 1990324.003
Sep 1990162.003
Aug 1990321.003
Jul 1990321.003
Jun 1990160.003
May 1990322.003
Apr 1990163.003
Mar 1990328.003
Feb 1990327.003
Jan 1990329.003
Dec 1989163.003
Nov 1989162.003
Oct 1989320.003
Sep 1989162.003
Aug 1989321.003
Jul 1989311.003
Jun 1989153.003
May 1989321.003
Apr 1989274.003
Mar 1989149.003
Feb 1989311.003
Jan 1989306.003
Dec 1988166.003
Nov 1988316.003
Oct 1988154.003
Sep 1988309.003
Aug 1988317.003
Jul 1988155.003
Jun 1988155.003
May 1988312.003
Apr 1988165.003
Mar 1988325.003
Feb 1988163.003
Jan 1988328.003
Dec 1987330.003
Nov 1987160.003
Oct 1987324.003
Sep 1987323.003
Aug 1987158.003
Jul 1987321.003
Jun 1987322.003
May 1987164.003
Apr 1987326.003
Mar 1987327.003
Feb 1987329.003
Jan 1987327.003
Dec 1986330.003
Nov 1986163.003
Oct 1986165.003
Sep 1986317.003
Aug 1986160.003
Jul 1986163.003
Jun 1986321.003
May 1986324.003
Apr 1986324.003
Mar 1986160.003
Feb 1986324.003
Jan 1986323.003
Dec 1985332.003
Nov 1985326.003
Oct 1985314.003
Sep 1985160.003
Aug 1985483.003
Jul 1985158.003
Jun 1985323.003
May 1985315.003
Apr 1985164.003
Mar 1985323.003
Feb 1985326.003
Jan 1985327.003
Dec 1984162.003
Nov 1984490.003
Oct 1984324.003
Sep 1984322.003
Aug 1984320.003
Jul 1984480.003
Jun 1984320.003
May 1984636.003
Apr 1984328.003
Mar 1984328.003
Feb 1984314.003
Jan 1984497.003
Dec 1983469.003
Nov 1983327.003
Oct 1983488.003
Sep 1983470.003
Aug 1983484.003
Jul 1983318.003
Jun 1983456.003
May 1983466.003
Apr 1983642.003
Mar 1983490.003
Feb 1983614.003
Jan 1983662.003
Dec 1982492.003
Nov 1982655.003
Oct 1982650.003
Sep 1982645.003
Aug 1982803.003
Jul 1982793.003
Jun 1982974.003
May 1982805.003
Apr 1982981.003
Mar 19821,166.003
Feb 1982811.003
Jan 19821,150.003
Dec 19811,135.002
Nov 19811,144.002
Oct 1981957.002
Sep 19811,122.002
Aug 19811,124.002
Jul 19811,120.002
Jun 19811,107.002
May 19811,139.002
Apr 19811,125.002
Mar 19811,134.002
Feb 19811,124.002
Jan 19811,295.002
Dec 19801,302.002
Nov 19801,068.002
Oct 19801,122.002
Sep 19801,251.002
Aug 19801,046.002
Jul 19801,242.002
Jun 19801,053.002
May 19801,318.002
Apr 19801,076.002
Mar 19801,175.002
Feb 19801,499.002
Jan 19801,124.002

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

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

WellNo.OperatorStatus
HEFLING A1Excalibur Production Company, Inc.Producing
HEFLING A2Excalibur Production Company, Inc.Producing
HEFLING A3Excalibur Production Company, Inc.Producing

Location

37.976113, -97.783153 · W2NWSE Sec 8 T24S R4W

Kansas Geological Survey data, corpus built 2026-09-07. Lease 1001125579. The state’s own record.