HCU 1711-C
Lease 1001145751 · Hamilton County, Kansas · CSESE Sec 17 T21S R41W · DOR 209078
Monthly gas production
508 months filed with the Kansas Geological Survey, Jan 1980 to Apr 2026. Volumes are MCF at lease level — a lease can cover many wells, so this is not a well's output.
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 1,519,368 MCF.
| Month | Gas (MCF) | Wells |
|---|---|---|
| Apr 2026 | 741 | 1 |
| Mar 2026 | 754 | 1 |
| Feb 2026 | 675 | 1 |
| Jan 2026 | 748 | 1 |
| Dec 2025 | 765 | 1 |
| Nov 2025 | 742 | 1 |
| Oct 2025 | 770 | 1 |
| Sep 2025 | 736 | 1 |
| Aug 2025 | 773 | 1 |
| Jul 2025 | 799 | 1 |
| Jun 2025 | 800 | 1 |
| May 2025 | 800 | 1 |
| Apr 2025 | 800 | 1 |
| Mar 2025 | 782 | 1 |
| Feb 2025 | 1,246 | 1 |
| Jan 2025 | 1,298 | 1 |
| Dec 2024 | 1,237 | 1 |
| Nov 2024 | 1,298 | 1 |
| Oct 2024 | 1,376 | 1 |
| Sep 2024 | 1,327 | 1 |
| Aug 2024 | 1,320 | 1 |
| Jul 2024 | 1,229 | 1 |
| Jun 2024 | 591 | 1 |
| May 2024 | 663 | 1 |
| Apr 2024 | 521 | 1 |
| Mar 2024 | 552 | 1 |
| Feb 2024 | 601 | 1 |
| Jan 2024 | 666 | 1 |
| Dec 2023 | 647 | 1 |
| Nov 2023 | 598 | 1 |
| Oct 2023 | 365 | 1 |
| Sep 2023 | 667 | 1 |
| Aug 2023 | 709 | 1 |
| Jul 2023 | 587 | 1 |
| Jun 2023 | 409 | 1 |
| May 2023 | 562 | 1 |
| Apr 2023 | 649 | 1 |
| Mar 2023 | 731 | 1 |
| Feb 2023 | 687 | 1 |
| Jan 2023 | 484 | 1 |
| Dec 2022 | 736 | 1 |
| Nov 2022 | 776 | 1 |
| Oct 2022 | 735 | 1 |
| Sep 2022 | 698 | 1 |
| Aug 2022 | 703 | 1 |
| Jul 2022 | 728 | 1 |
| Jun 2022 | 753 | 1 |
| May 2022 | 789 | 1 |
| Apr 2022 | 709 | 1 |
| Mar 2022 | 665 | 1 |
| Feb 2022 | 484 | 1 |
| Jan 2022 | 580 | 1 |
| Dec 2021 | 701 | 1 |
| Nov 2021 | 745 | 1 |
| Oct 2021 | 913 | 1 |
| Sep 2021 | 751 | 1 |
| Aug 2021 | 738 | 1 |
| Jul 2021 | 654 | 1 |
| Jun 2021 | 652 | 1 |
| May 2021 | 685 | 1 |
| Apr 2021 | 691 | 1 |
| Mar 2021 | 726 | 1 |
| Feb 2021 | 433 | 1 |
| Jan 2021 | 698 | 1 |
| Dec 2020 | 797 | 1 |
| Nov 2020 | 804 | 1 |
| Oct 2020 | 865 | 1 |
| Sep 2020 | 868 | 1 |
| Aug 2020 | 889 | 1 |
| Jul 2020 | 881 | 1 |
| Jun 2020 | 919 | 1 |
| May 2020 | 916 | 1 |
| Apr 2020 | 815 | 1 |
| Mar 2020 | 813 | 1 |
| Feb 2020 | 710 | 1 |
| Jan 2020 | 838 | 1 |
| Dec 2019 | 861 | 1 |
| Nov 2019 | 877 | 1 |
| Oct 2019 | 797 | 1 |
| Jun 2019 | 883 | 1 |
| May 2019 | 915 | 1 |
| Apr 2019 | 1,274 | 1 |
| Mar 2019 | 1,471 | 1 |
| Feb 2019 | 731 | 1 |
| Jan 2019 | 782 | 1 |
| Dec 2018 | 862 | 1 |
| Nov 2018 | 833 | 1 |
| Oct 2018 | 826 | 1 |
| Sep 2018 | 1,520 | 1 |
| Aug 2018 | 771 | 1 |
| Jul 2018 | 1,573 | 1 |
| Jun 2018 | 1,198 | 1 |
| May 2018 | 1,162 | 1 |
| Apr 2018 | 1,582 | 1 |
| Mar 2018 | 1,615 | 1 |
| Feb 2018 | 1,582 | 1 |
| Jan 2018 | 770 | 1 |
| Dec 2017 | 1,071 | 1 |
| Nov 2017 | 1,307 | 1 |
| Oct 2017 | 1,459 | 1 |
| Sep 2017 | 633 | 1 |
| Aug 2017 | 1,408 | 1 |
| Jul 2017 | 1,635 | 1 |
| Jun 2017 | 1,813 | 1 |
| May 2017 | 1,185 | 1 |
| Apr 2017 | 1,482 | 1 |
| Mar 2017 | 1,614 | 1 |
| Feb 2017 | 1,541 | 1 |
| Jan 2017 | 1,578 | 1 |
| Dec 2016 | 1,486 | 1 |
| Nov 2016 | 1,607 | 1 |
| Oct 2016 | 1,509 | 1 |
| Sep 2016 | 1,479 | 1 |
| Aug 2016 | 1,622 | 1 |
| Jul 2016 | 1,484 | 1 |
| Jun 2016 | 1,564 | 1 |
| May 2016 | 1,587 | 1 |
| Apr 2016 | 1,468 | 1 |
| Mar 2016 | 1,814 | 1 |
| Feb 2016 | 1,379 | 1 |
| Jan 2016 | 1,693 | 1 |
| Dec 2015 | 1,361 | 1 |
| Nov 2015 | 1,312 | 1 |
| Oct 2015 | 1,315 | 1 |
| Sep 2015 | 1,556 | 1 |
| Aug 2015 | 1,688 | 1 |
| Jul 2015 | 1,319 | 1 |
| Jun 2015 | 1,529 | 1 |
| May 2015 | 1,723 | 1 |
| Apr 2015 | 1,647 | 1 |
| Mar 2015 | 1,604 | 1 |
| Feb 2015 | 1,623 | 1 |
| Jan 2015 | 949 | 1 |
| Dec 2014 | 903 | 1 |
| Nov 2014 | 1,363 | 1 |
| Oct 2014 | 1,455 | 1 |
| Sep 2014 | 1,380 | 1 |
| Aug 2014 | 1,456 | 1 |
| Apr 2014 | 1,909 | 1 |
| Mar 2014 | 1,977 | 1 |
| Feb 2014 | 1,704 | 1 |
| Jan 2014 | 1,757 | 1 |
| Dec 2013 | 1,909 | 1 |
| Nov 2013 | 1,952 | 1 |
| Oct 2013 | 1,782 | 1 |
| Sep 2013 | 1,514 | 1 |
| Aug 2013 | 1,688 | 1 |
| Jul 2013 | 1,806 | 1 |
| Jun 2013 | 1,912 | 1 |
| May 2013 | 1,995 | 1 |
| Apr 2013 | 1,978 | 1 |
| Mar 2013 | 1,930 | 1 |
| Feb 2013 | 1,891 | 1 |
| Jan 2013 | 2,052 | 1 |
| Dec 2012 | 2,325 | 1 |
| Nov 2012 | 2,251 | 1 |
| Oct 2012 | 2,179 | 1 |
| Sep 2012 | 1,754 | 1 |
| Aug 2012 | 1,421 | 1 |
| Jul 2012 | 1,340 | 1 |
| Jun 2012 | 1,341 | 1 |
| May 2012 | 1,552 | 1 |
| Apr 2012 | 1,564 | 1 |
| Mar 2012 | 1,611 | 1 |
| Feb 2012 | 1,543 | 1 |
| Jan 2012 | 1,776 | 1 |
| Dec 2011 | 1,634 | 1 |
| Nov 2011 | 1,612 | 1 |
| Oct 2011 | 1,638 | 1 |
| Sep 2011 | 1,661 | 1 |
| Aug 2011 | 1,593 | 1 |
| Jul 2011 | 1,770 | 1 |
| Jun 2011 | 1,733 | 1 |
| May 2011 | 1,810 | 1 |
| Apr 2011 | 1,746 | 1 |
| Mar 2011 | 2,187 | 1 |
| Feb 2011 | 1,935 | 1 |
| Jan 2011 | 2,062 | 1 |
| Dec 2010 | 2,284 | 1 |
| Nov 2010 | 2,193 | 1 |
| Oct 2010 | 2,184 | 1 |
| Sep 2010 | 2,132 | 1 |
| Aug 2010 | 2,391 | 1 |
| Jul 2010 | 2,423 | 1 |
| Jun 2010 | 2,127 | 1 |
| May 2010 | 2,203 | 1 |
| Apr 2010 | 2,300 | 1 |
| Mar 2010 | 2,488 | 1 |
| Feb 2010 | 2,099 | 1 |
| Jan 2010 | 2,465 | 1 |
| Dec 2009 | 2,870 | 1 |
| Nov 2009 | 2,777 | 1 |
| Oct 2009 | 5,670 | 1 |
| Sep 2009 | 2,848 | 1 |
| Aug 2009 | 2,833 | 1 |
| Jul 2009 | 1,545 | 1 |
| Jun 2009 | 1,290 | 1 |
| May 2009 | 1,409 | 1 |
| Apr 2009 | 1,398 | 1 |
| Mar 2009 | 1,428 | 1 |
| Feb 2009 | 1,212 | 1 |
| Jan 2009 | 1,211 | 1 |
| Dec 2008 | 1,505 | 1 |
| Nov 2008 | 1,412 | 1 |
| Oct 2008 | 1,591 | 1 |
| Sep 2008 | 1,266 | 1 |
| Aug 2008 | 1,248 | 1 |
| Jul 2008 | 1,220 | 1 |
| Jun 2008 | 1,367 | 1 |
| May 2008 | 1,212 | 1 |
| Apr 2008 | 1,475 | 1 |
| Mar 2008 | 1,501 | 1 |
| Feb 2008 | 1,413 | 1 |
| Jan 2008 | 1,549 | 1 |
| Dec 2007 | 1,529 | 1 |
| Nov 2007 | 1,551 | 1 |
| Oct 2007 | 1,535 | 1 |
| Sep 2007 | 1,544 | 1 |
| Aug 2007 | 1,398 | 1 |
| Jul 2007 | 1,409 | 2 |
| Jun 2007 | 1,155 | 2 |
| May 2007 | 1,631 | 2 |
| Apr 2007 | 1,705 | 2 |
| Mar 2007 | 1,997 | 2 |
| Feb 2007 | 1,386 | 2 |
| Jan 2007 | 658 | 2 |
| Dec 2006 | 1,632 | 2 |
| Nov 2006 | 1,654 | 2 |
| Oct 2006 | 1,783 | 2 |
| Sep 2006 | 1,702 | 2 |
| Aug 2006 | 1,663 | 2 |
| Jul 2006 | 1,769 | 2 |
| Jun 2006 | 1,848 | 2 |
| May 2006 | 1,934 | 2 |
| Apr 2006 | 2,220 | 2 |
| Mar 2006 | 1,494 | 2 |
| Feb 2006 | 909 | 2 |
| Jan 2006 | 1,481 | 2 |
| Dec 2005 | 1,015 | 2 |
| Nov 2005 | 1,079 | 2 |
| Oct 2005 | 1,110 | 2 |
| Sep 2005 | 1,732 | 2 |
| Aug 2005 | 1,403 | 2 |
| Jul 2005 | 1,783 | 2 |
| Jun 2005 | 1,916 | 2 |
| May 2005 | 1,908 | 2 |
| Apr 2005 | 1,959 | 2 |
| Mar 2005 | 2,111 | 2 |
| Feb 2005 | 2,155 | 2 |
| Jan 2005 | 901 | 2 |
| Dec 2004 | 788 | 2 |
| Nov 2004 | 839 | 2 |
| Oct 2004 | 1,659 | 2 |
| Sep 2004 | 1,767 | 2 |
| Aug 2004 | 1,801 | 2 |
| Jul 2004 | 2,134 | 2 |
| Jun 2004 | 2,147 | 2 |
| May 2004 | 415 | 2 |
| Apr 2004 | 2,013 | 2 |
| Mar 2004 | 1,673 | 2 |
| Feb 2004 | 1,694 | 2 |
| Jan 2004 | 1,859 | 2 |
| Dec 2003 | 2,292 | 2 |
| Nov 2003 | 2,121 | 2 |
| Oct 2003 | 1,439 | 2 |
| Sep 2003 | 1,759 | 2 |
| Aug 2003 | 1,986 | 2 |
| Jul 2003 | 1,988 | 2 |
| Jun 2003 | 2,013 | 2 |
| May 2003 | 2,036 | 2 |
| Apr 2003 | 1,068 | 2 |
| Mar 2003 | 1,413 | 2 |
| Feb 2003 | 1,323 | 2 |
| Jan 2003 | 1,456 | 2 |
| Dec 2002 | 1,507 | 2 |
| Nov 2002 | 1,613 | 2 |
| Oct 2002 | 1,634 | 2 |
| Sep 2002 | 928 | 2 |
| Aug 2002 | 2,187 | 2 |
| Jul 2002 | 2,375 | 2 |
| Jun 2002 | 2,131 | 2 |
| May 2002 | 2,198 | 2 |
| Apr 2002 | 2,500 | 2 |
| Mar 2002 | 1,624 | 2 |
| Feb 2002 | 2,465 | 2 |
| Jan 2002 | 2,584 | 1 |
| Dec 2001 | 2,530 | 2 |
| Nov 2001 | 1,885 | 1 |
| Oct 2001 | 1,619 | 1 |
| Sep 2001 | 1,872 | 1 |
| Aug 2001 | 1,847 | 1 |
| Jul 2001 | 2,033 | 1 |
| Jun 2001 | 2,985 | 1 |
| May 2001 | 2,820 | 1 |
| Apr 2001 | 1,214 | 1 |
| Mar 2001 | 1,385 | 2 |
| Feb 2001 | 2,075 | 2 |
| Dec 2000 | 2,338 | 2 |
| Nov 2000 | 947 | 2 |
| Oct 2000 | 63 | 2 |
| Sep 2000 | 1,293 | 1 |
| Aug 2000 | 2,633 | 1 |
| Jul 2000 | 3,008 | 1 |
| Jun 2000 | 2,088 | 1 |
| May 2000 | 1,977 | 1 |
| Apr 2000 | 2,849 | 1 |
| Mar 2000 | 2,365 | 1 |
| Feb 2000 | 2,498 | 1 |
| Jan 2000 | 2,561 | 1 |
| Dec 1999 | 2,368 | 1 |
| Nov 1999 | 1,102 | 1 |
| Oct 1999 | 2,993 | 1 |
| Sep 1999 | 2,628 | 1 |
| Aug 1999 | 2,929 | 1 |
| Jul 1999 | 2,411 | 1 |
| Jun 1999 | 2,144 | 1 |
| May 1999 | 2,021 | 1 |
| Apr 1999 | 1,702 | 1 |
| Mar 1999 | 2,955 | 1 |
| Feb 1999 | 3,017 | 1 |
| Jan 1999 | 3,287 | 1 |
| Dec 1998 | 3,479 | 1 |
| Nov 1998 | 2,196 | 1 |
| Oct 1998 | 2,681 | 1 |
| Sep 1998 | 9 | 1 |
| Aug 1998 | 3,198 | 1 |
| Jul 1998 | 3,104 | 1 |
| Jun 1998 | 1,309 | 1 |
| May 1998 | 2,657 | 1 |
| Apr 1998 | 1,561 | 1 |
| Mar 1998 | 3,672 | 1 |
| Feb 1998 | 3,297 | 1 |
| Jan 1998 | 3,670 | 1 |
| Dec 1997 | 2,384 | 1 |
| Nov 1997 | 2,496 | 1 |
| Oct 1997 | 1,789 | 1 |
| Sep 1997 | 1,777 | 1 |
| Aug 1997 | 3,715 | 1 |
| Jul 1997 | 1,772 | 1 |
| Jun 1997 | 2,928 | 1 |
| May 1997 | 2,925 | 1 |
| Apr 1997 | 2,928 | 1 |
| Mar 1997 | 3,622 | 1 |
| Feb 1997 | 1,074 | 1 |
| Jan 1997 | 3,476 | 1 |
| Dec 1996 | 3,404 | 1 |
| Nov 1996 | 3,891 | 1 |
| Oct 1996 | 2,065 | 1 |
| Sep 1996 | 2,773 | 1 |
| Aug 1996 | 3,981 | 1 |
| Jul 1996 | 3,199 | 1 |
| Jun 1996 | 2,192 | 1 |
| May 1996 | 3,724 | 1 |
| Apr 1996 | 3,723 | 1 |
| Mar 1996 | 5,546 | 1 |
| Feb 1996 | 4,337 | 1 |
| Jan 1996 | 1,861 | 1 |
| Dec 1995 | 2,912 | 1 |
| Nov 1995 | 2,351 | 1 |
| Oct 1995 | 4,596 | 1 |
| Sep 1995 | 2,732 | 1 |
| Aug 1995 | 3,578 | 1 |
| Jul 1995 | 2,384 | 1 |
| Jun 1995 | 3,726 | 1 |
| May 1995 | 2,493 | 1 |
| Apr 1995 | 4,310 | 1 |
| Mar 1995 | 4,469 | 1 |
| Feb 1995 | 4,061 | 1 |
| Jan 1995 | 4,015 | 1 |
| Dec 1994 | 4,436 | 1 |
| Nov 1994 | 3,205 | 1 |
| Oct 1994 | 3,189 | 1 |
| Sep 1994 | 3,070 | 1 |
| Aug 1994 | 2,499 | 1 |
| Jul 1994 | 4,225 | 1 |
| Jun 1994 | 2,011 | 1 |
| May 1994 | 2,513 | 1 |
| Apr 1994 | 1,683 | 1 |
| Mar 1994 | 2,647 | 1 |
| Feb 1994 | 2,408 | 1 |
| Jan 1994 | 3,028 | 1 |
| Dec 1993 | 2,312 | 1 |
| Sep 1993 | 1,804 | 1 |
| Aug 1993 | 4,053 | 1 |
| Jul 1993 | 2,327 | 1 |
| Jun 1993 | 3,772 | 1 |
| May 1993 | 4,371 | 1 |
| Apr 1993 | 4,577 | 1 |
| Mar 1993 | 8,354 | 1 |
| Feb 1993 | 5,124 | 1 |
| Jan 1993 | 5,702 | 1 |
| Sep 1992 | 3,530 | 1 |
| Aug 1992 | 4,675 | 1 |
| Jul 1992 | 3,962 | 1 |
| Jun 1992 | 4,011 | 1 |
| May 1992 | 4,355 | 1 |
| Apr 1992 | 4,608 | 1 |
| Mar 1992 | 4,536 | 1 |
| Feb 1992 | 6,704 | 1 |
| Jan 1992 | 9,425 | 1 |
| Dec 1991 | 9,755 | 1 |
| Nov 1991 | 2,489 | 1 |
| Oct 1991 | 2,483 | 1 |
| Sep 1991 | 2,985 | 1 |
| Aug 1991 | 5,751 | 1 |
| Jul 1991 | 7,625 | 1 |
| Jun 1991 | 255 | 1 |
| May 1991 | 3,828 | 1 |
| Apr 1991 | 3,028 | 1 |
| Mar 1991 | 6,258 | 1 |
| Feb 1991 | 9,611 | 1 |
| Jan 1991 | 7,704 | 1 |
| Dec 1990 | 4,827 | 1 |
| Nov 1990 | 1,109 | 1 |
| Oct 1990 | 2,905 | 1 |
| Sep 1990 | 5,228 | 1 |
| Aug 1990 | 5,749 | 1 |
| Jul 1990 | 7,052 | 1 |
| Jun 1990 | 6,146 | 1 |
| May 1990 | 3,783 | 1 |
| Apr 1990 | 6,978 | 1 |
| Mar 1990 | 8,117 | 1 |
| Feb 1990 | 7,037 | 1 |
| Jan 1990 | 7,654 | 1 |
| Dec 1989 | 12,922 | 1 |
| Nov 1989 | 8,153 | 1 |
| Oct 1989 | 8,718 | 1 |
| Sep 1989 | 11,371 | 1 |
| Aug 1989 | 12,864 | 1 |
| Jul 1989 | 12,371 | 1 |
| Jun 1989 | 31,306 | 1 |
| May 1989 | 2,799 | 1 |
| Apr 1989 | 15,153 | 1 |
| Mar 1989 | 5,414 | 1 |
| Nov 1987 | 589 | 1 |
| Oct 1987 | 1,386 | 1 |
| Sep 1987 | 2,944 | 1 |
| Aug 1987 | 1,978 | 1 |
| Jul 1987 | 593 | 1 |
| Feb 1986 | 276 | 1 |
| Jan 1986 | 3,857 | 1 |
| Dec 1985 | 1,015 | 1 |
| Nov 1985 | 334 | 1 |
| Oct 1985 | 1,622 | 1 |
| Sep 1985 | 840 | 1 |
| Jul 1985 | 719 | 1 |
| Jun 1985 | 55 | 1 |
| May 1985 | 330 | 1 |
| Apr 1985 | 498 | 1 |
| Mar 1985 | 1,473 | 1 |
| Feb 1985 | 2,731 | 1 |
| Jan 1985 | 5,404 | 1 |
| Dec 1984 | 5,392 | 1 |
| Nov 1984 | 4,349 | 1 |
| Oct 1984 | 5,046 | 1 |
| Sep 1984 | 3,733 | 1 |
| Aug 1984 | 1,163 | 1 |
| Jul 1984 | 912 | 1 |
| May 1984 | 474 | 1 |
| Mar 1984 | 1,126 | 1 |
| Feb 1984 | 1,885 | 1 |
| Jan 1984 | 2,018 | 1 |
| Dec 1983 | 1,911 | 1 |
| Nov 1983 | 1,682 | 1 |
| Oct 1983 | 387 | 1 |
| Sep 1983 | 556 | 1 |
| Aug 1983 | 2,116 | 1 |
| Jul 1983 | 266 | 1 |
| May 1983 | 631 | 1 |
| Mar 1983 | 1,272 | 1 |
| Feb 1983 | 1,804 | 1 |
| Jan 1983 | 1,381 | 1 |
| Dec 1982 | 1,321 | 1 |
| Nov 1982 | 1,435 | 1 |
| Oct 1982 | 1,138 | 1 |
| Sep 1982 | 184 | 1 |
| Aug 1982 | 2,533 | 1 |
| Jul 1982 | 189 | 1 |
| Jun 1982 | 1,957 | 1 |
| May 1982 | 1,653 | 1 |
| Apr 1982 | 2,508 | 1 |
| Mar 1982 | 2,381 | 1 |
| Feb 1982 | 3,478 | 1 |
| Jan 1982 | 3,081 | 1 |
| Dec 1981 | 3,032 | 1 |
| Nov 1981 | 3,008 | 1 |
| Oct 1981 | 3,609 | 1 |
| Sep 1981 | 3,069 | 1 |
| Aug 1981 | 3,714 | 1 |
| Jul 1981 | 1,641 | 1 |
| Jun 1981 | 1,696 | 1 |
| May 1981 | 2,001 | 1 |
| Apr 1981 | 2,957 | 1 |
| Mar 1981 | 5,153 | 1 |
| Feb 1981 | 5,836 | 1 |
| Jan 1981 | 6,183 | 1 |
| Dec 1980 | 1,907 | 1 |
| Nov 1980 | 983 | 1 |
| Oct 1980 | 2,625 | 1 |
| Sep 1980 | 4,994 | 1 |
| Aug 1980 | 6,666 | 1 |
| Jul 1980 | 3,561 | 1 |
| Jun 1980 | 10,641 | 1 |
| May 1980 | 1,016 | 1 |
| Apr 1980 | 7,213 | 1 |
| Mar 1980 | 7,341 | 1 |
| Feb 1980 | 8,096 | 1 |
| Jan 1980 | 8,702 | 1 |
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.
| Well | No. | Operator | Status |
|---|---|---|---|
| Sunflower | 1 | Eiger Operating Company, LLC | Producing |
Location
38.220599, -101.837515 · CSESE Sec 17 T21S R41W
Kansas Geological Survey data, corpus built 2026-09-07. Lease 1001145751. The state’s own record.