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Yearly and monthly production

CITIZENS BUILDING & LOAN 5 Lease 		Save To File
Lease: CITIZENS BUILDING & LOAN 5
Operator: Casillas Petroleum Corp
Location: C NW NW SE T26S, R35W, Sec. 27
Cumulative Production: 9511561 mcf (from 1957 to 2025)
KS Dept. of Revenue Lease Code: 200660
KS Dept. of Revenue Lease Name: CITIZENS B&L 5
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. 27, NW NW SE
Lease: CITIZENS BUILDING & LOAN 5
Operator: HELMERICH & PAYNE
Current Operator: Casillas Petroleum Corp
API Number: 15-093-00488
Cumulative production pre-1958 is 1120964

Data are received monthly from the Kansas Department of Revenue.


Annual Gas Production, (mcf)

Year Production Wells
Production Plots

1958 79,255 1
1959 117,586 1
1960 122,456 1
1961 121,206 1
1962 87,653 1
1963 338,702 1
1964 310,528 1
1965 250,855 1
1966 228,359 1
1967 244,409 1
1968 224,071 1
1969 299,739 1
1970 254,864 1
1971 236,086 1
1972 252,747 1
1973 261,330 1
1974 259,785 1
1975 226,640 1
1976 323,751 1
1977 322,205 1
1978 297,790 1
1979 263,548 1
1980 234,481 1
1981 84,292 1
1982 172,638 1
1983 152,200 1
1984 101,668 1
1985 128,880 1
1986 101,125 1
1987 143,741 1
1988 132,055 1
1989 179,758 1
1990 167,691 1
1991 158,840 1
1992 125,608 1
1993 109,187 1
1994 109,882 1
1995 107,133 1
1996 97,760 1
1997 88,694 1
1998 80,134 1
1999 70,093 1
2000 61,842 1
2001 58,672 1
2002 51,893 1
2003 50,742 1
2004 46,750 1
2005 40,531 1
2006 36,954 1
2007 33,646 1
2008 31,224 1
2009 29,110 1
2010 30,588 1
2011 28,678 1
2012 26,684 1
2013 21,680 1
2014 20,306 1
2015 20,760 1
2016 19,908 1
2017 16,688 1
2018 12,055 1
2019 12,273 1
2020 15,581 1
2021 15,992 1
2022 11,121 1
2023 10,563 1
2024 10,341 1
2025 6,590 1
Reported through 8-2025.
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 1776 1 Cimarex Energy Co. (50%) ,
Regency Field Services LLC (50%)
2014 2 1626 1 Cimarex Energy Co. (50%) ,
Regency Field Services LLC (50%)
2014 3 1722 1 Cimarex Energy Co. (50%) ,
Regency Field Services LLC (50%)
2014 4 1634 1 Cimarex Energy Co. (50%) ,
Regency Field Services LLC (50%)
2014 5 1544 1 Cimarex Energy Co. (50%) ,
Regency Field Services LLC (50%)
2014 6 1572 1 Cimarex Energy Co. (50%) ,
Regency Field Services LLC (50%)
2014 7 1666 1 Cimarex Energy Co. (50%) ,
Regency Field Services LLC (50%)
2014 8 1720 1 Cimarex Energy Co. (47%) ,
Regency Field Services LLC (47%) ,
Casillas Petroleum Corp (6%)
2014 9 1718 1 Cimarex Energy Co. (47%) ,
Regency Field Services LLC (47%) ,
Casillas Petroleum Corp (6%)
2014 10 1825 1 Regency Field Services LLC (94%) ,
Casillas Petroleum Corp (6%)
2014 11 1687 1 Regency Field Services LLC (94%) ,
Casillas Petroleum Corp (6%)
2014 12 1816 1 Regency Field Services LLC (94%) ,
Casillas Petroleum Corp (6%)
2015 1 1711 1 Regency Field Services LLC (94%) ,
Casillas Petroleum Corp (6%)
2015 2 1588 1 Regency Field Services LLC (94%) ,
Casillas Petroleum Corp (6%)
2015 3 1802 1 Regency Field Services LLC (94%) ,
Casillas Petroleum Corp (6%)
2015 4 1736 1 Regency Field Services LLC (94%) ,
Casillas Petroleum Corp (6%)
2015 5 1753 1 Regency Field Services LLC (94%) ,
Casillas Petroleum Corp (6%)
2015 6 1672 1 Regency Field Services LLC (94%) ,
Casillas Petroleum Corp (6%)
2015 7 1795 1 Regency Field Services LLC (94%) ,
Casillas Petroleum Corp (6%)
2015 8 1784 1 Regency Field Services LLC (94%) ,
Casillas Petroleum Corp (6%)
2015 9 1703 1 CASILLAS PETROLEUM CORP (6%) ,
REGENCY FIELD SERVICES LLC (94%)
2015 10 1778 1 CASILLAS PETROLEUM CORP (6%) ,
REGENCY FIELD SERVICES LLC (94%)
2015 11 1685 1 CASILLAS PETROLEUM CORP (6%) ,
REGENCY FIELD SERVICES LLC (94%)
2015 12 1753 1 CASILLAS PETROLEUM CORP (6%) ,
REGENCY FIELD SERVICES LLC (94%)
2016 1 1764 1 CASILLAS PETROLEUM CORP (6%) ,
REGENCY FIELD SERVICES LLC (94%)
2016 2 1626 1 CASILLAS PETROLEUM CORP (6%) ,
REGENCY FIELD SERVICES LLC (94%)
2016 3 1748 1 CASILLAS PETROLEUM CORP (6%) ,
REGENCY FIELD SERVICES LLC (94%)
2016 4 1691 1 CASILLAS PETROLEUM CORP (6%) ,
REGENCY FIELD SERVICES LLC (94%)
2016 5 1742 1 CASILLAS PETROLEUM CORP (6%) ,
REGENCY FIELD SERVICES LLC (94%)
2016 6 1640 1 CASILLAS PETROLEUM CORP (6%) ,
REGENCY FIELD SERVICES LLC (94%)
2016 7 1667 1 CASILLAS PETROLEUM CORP (7%) ,
REGENCY FIELD SERVICES LLC (93%)
2016 8 1698 1 CASILLAS PETROLEUM CORP (6%) ,
REGENCY FIELD SERVICES LLC (94%)
2016 9 1579 1 CASILLAS PETROLEUM CORP (7%) ,
REGENCY FIELD SERVICES LLC (93%)
2016 10 1639 1 CASILLAS PETROLEUM CORP (7%) ,
REGENCY FIELD SERVICES LLC (93%)
2016 11 1478 1 Regency Field Services LLC (94%) ,
Casillas Petroleum Corp (6%)
2016 12 1636 1 Regency Field Services LLC (93%) ,
Casillas Petroleum Corp (7%)
2017 1 1568 1 Regency Field Services LLC (93%) ,
Casillas Petroleum Corp (7%)
2017 2 1386 1 Regency Field Services LLC (93%) ,
Casillas Petroleum Corp (7%)
2017 3 1570 1 Regency Field Services LLC (93%) ,
Casillas Petroleum Corp (7%)
2017 4 1363 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%)
2017 5 1415 1 Regency Field Services LLC (93%) ,
Casillas Petroleum Corp (7%)
2017 6 1293 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%)
2017 7 1449 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%)
2017 8 1301 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%)
2017 9 1342 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%)
2017 10 1381 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%)
2017 11 1300 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%)
2017 12 1320 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 1 1349 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 2 1161 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 3 1019 1 Regency Field Services LLC (89%) ,
Casillas Petroleum Corp (11%)
2018 4 818 1 Regency Field Services LLC (87%) ,
Casillas Petroleum Corp (13%)
2018 5 1052 1 Regency Field Services LLC (90%) ,
Casillas Petroleum Corp (10%)
2018 6 107 1 Regency Field Services LLC (0%) ,
Casillas Petroleum Corp (100%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 7 693 1 Casillas Petroleum Corp (16%) ,
ETC TEXAS PIPELINE LTD (84%)
2018 8 1192 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2018 9 1225 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2018 10 1145 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2018 11 1179 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2018 12 1115 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2019 1 1113 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2019 2 762 1 Casillas Petroleum Corp (13%) ,
ETC TEXAS PIPELINE LTD (87%)
2019 3 897 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2019 4 1107 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2019 5 1215 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2019 6 1020 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2019 7 747 1 Casillas Petroleum Corp (14%) ,
ETC TEXAS PIPELINE LTD (86%)
2019 8 746 1 Casillas Petroleum Corp (15%) ,
ETC TEXAS PIPELINE LTD (85%)
2019 9 982 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2019 10 1298 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2019 11 1319 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2019 12 1067 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2020 1 1382 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2020 2 1329 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2020 3 1328 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2020 4 1461 1 Casillas Petroleum Corp (7%) ,
ETC TEXAS PIPELINE LTD (93%)
2020 5 1443 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2020 6 1100 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2020 7 1129 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2020 8 1007 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2020 9 643 1 Casillas Petroleum Corp (16%) ,
ETC TEXAS PIPELINE LTD (84%)
2020 10 1499 1 Casillas Petroleum Corp (7%) ,
ETC TEXAS PIPELINE LTD (93%)
2020 11 1578 1 Casillas Petroleum Corp (7%) ,
ETC TEXAS PIPELINE LTD (93%)
2020 12 1682 1 Casillas Petroleum Corp (7%) ,
ETC TEXAS PIPELINE LTD (93%)
2021 1 1639 1 Casillas Petroleum Corp (7%) ,
ETC TEXAS PIPELINE LTD (93%)
2021 2 810 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2021 3 1449 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2021 4 1186 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2021 5 1452 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2021 6 1202 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2021 7 1327 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2021 8 1558 1 Casillas Petroleum Corp (7%) ,
ETC TEXAS PIPELINE LTD (93%)
2021 9 1369 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2021 10 1483 1 Casillas Petroleum Corp (7%) ,
ETC TEXAS PIPELINE LTD (93%)
2021 11 1542 1 Casillas Petroleum Corp (7%) ,
ETC TEXAS PIPELINE LTD (93%)
2021 12 975 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2022 1 1049 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2022 2 1088 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2022 3 954 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2022 4 1067 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2022 5 1192 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2022 6 954 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2022 7 818 1 Casillas Petroleum Corp (13%) ,
ETC TEXAS PIPELINE LTD (87%)
2022 8 862 1 Casillas Petroleum Corp (13%) ,
ETC TEXAS PIPELINE LTD (87%)
2022 9 913 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2022 10 649 1 Casillas Petroleum Corp (17%) ,
ETC TEXAS PIPELINE LTD (83%)
2022 11 756 1 Casillas Petroleum Corp (14%) ,
ETC TEXAS PIPELINE LTD (86%)
2022 12 819 1 Casillas Petroleum Corp (13%) ,
ETC TEXAS PIPELINE LTD (87%)
2023 1 194 1 Casillas Petroleum Corp (0%) ,
ETC TEXAS PIPELINE LTD (100%)
2023 2 459 1 Casillas Petroleum Corp (18%) ,
ETC TEXAS PIPELINE LTD (82%)
2023 3 810 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2023 4 1035 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2023 5 1084 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2023 6 1050 1 Casillas Petroleum Corp (7%) ,
ETC TEXAS PIPELINE LTD (93%)
2023 7 1000 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2023 8 995 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2023 9 938 1 Casillas Petroleum Corp (9%) ,
ET Gathering and Processing LLC (91%)
2023 10 964 1 Casillas Petroleum Corp (9%) ,
ET Gathering and Processing LLC (91%)
2023 11 1068 1 Casillas Petroleum Corp (9%) ,
ET Gathering and Processing LLC (91%)
2023 12 966 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2024 1 595 1 Casillas Petroleum Corp (11%) ,
ET Gathering and Processing LLC (89%)
2024 2 803 1 Casillas Petroleum Corp (11%) ,
ET Gathering and Processing LLC (89%)
2024 3 995 1 Casillas Petroleum Corp (9%) ,
ET Gathering and Processing LLC (91%)
2024 4 1347 1 Casillas Petroleum Corp (7%) ,
ET Gathering and Processing LLC (93%)
2024 5 1233 1 Casillas Petroleum Corp (8%) ,
ET Gathering and Processing LLC (92%)
2024 6 1033 1 Casillas Petroleum Corp (9%) ,
ET Gathering and Processing LLC (91%)
2024 7 847 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2024 8 573 1 Casillas Petroleum Corp (17%) ,
ET Gathering and Processing LLC (83%)
2024 9 660 1 Casillas Petroleum Corp (12%) ,
ET Gathering and Processing LLC (88%)
2024 10 784 1 Casillas Petroleum Corp (11%) ,
ET Gathering and Processing LLC (89%)
2024 11 681 1 Casillas Petroleum Corp (13%) ,
ET Gathering and Processing LLC (87%)
2024 12 790 1 Casillas Petroleum Corp (12%) ,
ET Gathering and Processing LLC (88%)
2025 1 435 1 Casillas Petroleum Corp (24%) ,
ET Gathering and Processing LLC (76%)
2025 2 684 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2025 3 679 1 Casillas Petroleum Corp (11%) ,
ET Gathering and Processing LLC (89%)
2025 4 886 1 Casillas Petroleum Corp (11%) ,
ET Gathering and Processing LLC (89%)
2025 5 1057 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2025 6 965 1 Casillas Petroleum Corp (9%) ,
ET Gathering and Processing LLC (91%)
2025 7 901 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2025 8 983 1 Casillas Petroleum Corp (9%) ,
ET Gathering and Processing LLC (91%)


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.