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Yearly and monthly production

CITIZENS BUILDING & LOAN 9 Lease 		Save To File
Lease: CITIZENS BUILDING & LOAN 9
Operator: Casillas Petroleum Corp
Location: T26S, R35W, Sec. 10
Cumulative Production: 4900647 mcf (from 1957 to 2025)
KS Dept. of Revenue Lease Code: 200664
KS Dept. of Revenue Lease Name: CITIZENS B&L 9
View T1 PDF (from KCC)
View T1 PDF (from KCC)
Field: Hugoton Gas Area
County: Kearny
Producing Zone: Chase Group
Well Data (may be an incomplete list):
T26S R35W, Sec. 10, NE NW NW SE
Lease: CITIZENS BUILDING & LOAN 9
Operator: HELMERICH & PAYNE
Current Operator: Casillas Petroleum Corp
API Number: 15-093-00473
Cumulative production pre-1958 is 875322

Data are received monthly from the Kansas Department of Revenue.


Annual Gas Production, (mcf)

Year Production Wells
Production Plots

1958 69,773 1
1959 120,244 1
1960 121,318 1
1961 135,069 1
1962 92,115 1
1963 115,846 1
1964 129,453 1
1965 89,096 1
1966 114,195 1
1967 114,646 1
1968 121,447 1
1969 134,674 1
1970 123,111 1
1971 99,239 1
1972 112,553 1
1973 150,821 1
1974 131,662 1
1975 123,662 1
1976 155,554 1
1977 125,593 1
1978 149,215 1
1979 109,783 1
1980 101,437 1
1981 60,720 1
1982 64,946 1
1983 53,786 1
1984 42,271 1
1985 58,452 1
1986 45,029 1
1987 51,018 1
1988 57,699 1
1989 53,461 1
1990 61,865 1
1991 63,214 1
1992 60,426 1
1993 46,813 1
1994 37,010 1
1995 32,839 1
1996 37,652 1
1997 35,350 1
1998 34,367 1
1999 28,051 1
2000 28,745 1
2001 21,751 1
2002 22,517 1
2003 21,361 1
2004 22,882 1
2005 22,225 1
2006 19,052 1
2007 17,056 1
2008 16,564 1
2009 14,820 1
2010 14,208 1
2011 13,896 1
2012 13,057 1
2013 12,069 1
2014 10,794 1
2015 9,435 1
2016 9,730 1
2017 9,309 1
2018 8,280 1
2019 8,817 1
2020 8,683 1
2021 8,749 1
2022 7,333 1
2023 6,609 1
2024 8,120 1
2025 3,788 1
Reported through 6-2025.
Note: bbls is barrels; mcf is 1000 cubic feet. 		  Recent Monthly Gas Production, (mcf)
(Complete production available in file saved
using blue button at top of page.)
Year Month Production Wells Reporter or Purchaser/
Reporting Customer
2014 1 1017 1 Cimarex Energy Co. (55%) ,
Regency Field Services LLC (45%)
2014 2 844 1 Cimarex Energy Co. (55%) ,
Regency Field Services LLC (45%)
2014 3 961 1 Cimarex Energy Co. (55%) ,
Regency Field Services LLC (45%)
2014 4 968 1 Cimarex Energy Co. (55%) ,
Regency Field Services LLC (45%)
2014 5 997 1 Cimarex Energy Co. (55%) ,
Regency Field Services LLC (45%)
2014 6 936 1 Cimarex Energy Co. (55%) ,
Regency Field Services LLC (45%)
2014 7 965 1 Cimarex Energy Co. (55%) ,
Regency Field Services LLC (45%)
2014 8 844 1 Cimarex Energy Co. (50%) ,
Regency Field Services LLC (50%)
2014 9 662 1 Cimarex Energy Co. (50%) ,
Regency Field Services LLC (50%)
2014 10 833 1 Regency Field Services LLC (100%)
2014 11 879 1 Regency Field Services LLC (100%)
2014 12 888 1 Regency Field Services LLC (100%)
2015 1 855 1 Regency Field Services LLC (100%)
2015 2 793 1 Regency Field Services LLC (100%)
2015 3 849 1 Regency Field Services LLC (100%)
2015 4 788 1 Regency Field Services LLC (100%)
2015 5 775 1 Regency Field Services LLC (100%)
2015 6 766 1 Regency Field Services LLC (100%)
2015 7 819 1 Regency Field Services LLC (100%)
2015 8 796 1 Regency Field Services LLC (100%)
2015 9 771 1 REGENCY FIELD SERVICES LLC (100%)
2015 10 787 1 REGENCY FIELD SERVICES LLC (100%)
2015 11 654 1 REGENCY FIELD SERVICES LLC (100%)
2015 12 782 1 REGENCY FIELD SERVICES LLC (100%)
2016 1 795 1 CASILLAS PETROLEUM CORP (9%) ,
REGENCY FIELD SERVICES LLC (91%)
2016 2 778 1 CASILLAS PETROLEUM CORP (8%) ,
REGENCY FIELD SERVICES LLC (92%)
2016 3 855 1 CASILLAS PETROLEUM CORP (8%) ,
REGENCY FIELD SERVICES LLC (92%)
2016 4 833 1 CASILLAS PETROLEUM CORP (8%) ,
REGENCY FIELD SERVICES LLC (92%)
2016 5 848 1 CASILLAS PETROLEUM CORP (8%) ,
REGENCY FIELD SERVICES LLC (92%)
2016 6 830 1 CASILLAS PETROLEUM CORP (8%) ,
REGENCY FIELD SERVICES LLC (92%)
2016 7 831 1 CASILLAS PETROLEUM CORP (8%) ,
REGENCY FIELD SERVICES LLC (92%)
2016 8 829 1 CASILLAS PETROLEUM CORP (8%) ,
REGENCY FIELD SERVICES LLC (92%)
2016 9 788 1 CASILLAS PETROLEUM CORP (9%) ,
REGENCY FIELD SERVICES LLC (91%)
2016 10 786 1 CASILLAS PETROLEUM CORP (8%) ,
REGENCY FIELD SERVICES LLC (92%)
2016 11 759 1 CASILLAS PETROLEUM CORP (9%) ,
REGENCY FIELD SERVICES LLC (91%)
2016 12 798 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%)
2017 1 752 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%)
2017 2 765 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%)
2017 3 808 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%)
2017 4 743 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%)
2017 5 776 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%)
2017 6 755 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%)
2017 7 784 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%)
2017 8 804 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%)
2017 9 787 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%)
2017 10 801 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%)
2017 11 764 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%)
2017 12 770 1 Regency Field Services LLC (90%) ,
Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 1 737 1 Regency Field Services LLC (90%) ,
Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 2 761 1 Regency Field Services LLC (90%) ,
Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 3 752 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%)
2018 4 735 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%)
2018 5 822 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%)
2018 6 71 1 Regency Field Services LLC (0%) ,
Casillas Petroleum Corp (100%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 7 670 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2018 8 763 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2018 9 737 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2018 10 773 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2018 11 726 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2018 12 733 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2019 1 778 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2019 2 786 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2019 3 846 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2019 4 709 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2019 5 801 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2019 6 737 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2019 7 721 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2019 8 649 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2019 9 701 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2019 10 676 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2019 11 713 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2019 12 700 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2020 1 682 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2020 2 593 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2020 3 692 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2020 4 746 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2020 5 765 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2020 6 704 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2020 7 722 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2020 8 745 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2020 9 590 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2020 10 871 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2020 11 804 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2020 12 769 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2021 1 782 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2021 2 507 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2021 3 868 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2021 4 773 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2021 5 752 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2021 6 681 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2021 7 705 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2021 8 721 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2021 9 766 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2021 10 681 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2021 11 760 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2021 12 753 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2022 1 619 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2022 2 577 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2022 3 693 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2022 4 612 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2022 5 563 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2022 6 650 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2022 7 558 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2022 8 695 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2022 9 645 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2022 10 625 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2022 11 621 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2022 12 475 1 Casillas Petroleum Corp (15%) ,
ETC TEXAS PIPELINE LTD (85%)
2023 1 499 1 Casillas Petroleum Corp (14%) ,
ETC TEXAS PIPELINE LTD (86%)
2023 2 407 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2023 3 646 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2023 4 632 1 Casillas Petroleum Corp (7%) ,
ETC TEXAS PIPELINE LTD (93%)
2023 5 646 1 Casillas Petroleum Corp (7%) ,
ETC TEXAS PIPELINE LTD (93%)
2023 6 549 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2023 7 435 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2023 8 393 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2023 9 349 1 Casillas Petroleum Corp (6%) ,
ET Gathering and Processing LLC (94%)
2023 10 690 1 Casillas Petroleum Corp (8%) ,
ET Gathering and Processing LLC (92%)
2023 11 735 1 Casillas Petroleum Corp (9%) ,
ET Gathering and Processing LLC (91%)
2023 12 628 1 Casillas Petroleum Corp (9%) ,
ET Gathering and Processing LLC (91%)
2024 1 596 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2024 2 707 1 Casillas Petroleum Corp (9%) ,
ET Gathering and Processing LLC (91%)
2024 3 717 1 Casillas Petroleum Corp (8%) ,
ET Gathering and Processing LLC (92%)
2024 4 701 1 Casillas Petroleum Corp (9%) ,
ET Gathering and Processing LLC (91%)
2024 5 718 1 Casillas Petroleum Corp (9%) ,
ET Gathering and Processing LLC (91%)
2024 6 696 1 Casillas Petroleum Corp (9%) ,
ET Gathering and Processing LLC (91%)
2024 7 676 1 Casillas Petroleum Corp (9%) ,
ET Gathering and Processing LLC (91%)
2024 8 725 1 Casillas Petroleum Corp (9%) ,
ET Gathering and Processing LLC (91%)
2024 9 665 1 Casillas Petroleum Corp (9%) ,
ET Gathering and Processing LLC (91%)
2024 10 714 1 Casillas Petroleum Corp (7%) ,
ET Gathering and Processing LLC (93%)
2024 11 497 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2024 12 708 1 Casillas Petroleum Corp (8%) ,
ET Gathering and Processing LLC (92%)
2025 1 683 1 Casillas Petroleum Corp (9%) ,
ET Gathering and Processing LLC (91%)
2025 2 545 1 Casillas Petroleum Corp (9%) ,
ET Gathering and Processing LLC (91%)
2025 3 701 1 Casillas Petroleum Corp (8%) ,
ET Gathering and Processing LLC (92%)
2025 4 603 1 Casillas Petroleum Corp (9%) ,
ET Gathering and Processing LLC (91%)
2025 5 685 1 Casillas Petroleum Corp (9%) ,
ET Gathering and Processing LLC (91%)
2025 6 571 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)


Pre-1987 cumulative data and monthly volume data is provided under license agreement to the KGS by IHS Energy. As such, it may be reviewed and used for public service and research purposes. It may not be downloaded or used for purposes of re-packaging, reselling or dissemination to third parties.

Kansas Geological Survey
Comments to webadmin@kgs.ku.edu
URL=http://www.kgs.ku.edu/Magellan/Field/lease.html
Programs Updated May 27, 2014
Data from Kansas Dept. of Revenue files monthly.