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Yearly and monthly production

CITIZENS BUILDING & LOAN 7 Lease 		Save To File
Lease: CITIZENS BUILDING & LOAN 7
Operator: Casillas Petroleum Corp
Location: NE NE SW T26S, R35W, Sec. 35
Cumulative Production: 7849442 mcf (from 1957 to 2026)
KS Dept. of Revenue Lease Code: 200662
KS Dept. of Revenue Lease Name: CITIZENS B&L 7
View T1 PDF (from KCC)
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. 35, NE NE SW
Lease: CITIZENS BUILDING & LOAN 7
Operator: HELMERICH & PAYNE & GILRO
Current Operator: Casillas Petroleum Corp
API Number: 15-093-00496
Cumulative production pre-1958 is 1435006

Data are received monthly from the Kansas Department of Revenue.


Annual Gas Production, (mcf)

Year Production Wells
Production Plots

1958 103,252 1
1959 134,851 1
1960 121,298 1
1961 134,573 1
1962 141,843 1
1963 137,053 1
1964 252,798 1
1965 216,153 1
1966 192,279 1
1967 209,894 1
1968 171,961 1
1969 207,759 1
1970 232,979 1
1971 189,494 1
1972 199,618 1
1973 205,295 1
1974 185,984 1
1975 181,193 1
1976 237,053 1
1977 212,738 1
1978 227,149 1
1979 201,976 1
1980 161,968 1
1981 37,869 1
1982 102,330 1
1983 110,428 1
1984 94,474 1
1985 126,830 1
1986 39,341 1
1987 120,231 1
1988 93,032 1
1989 142,052 1
1990 105,886 1
1991 98,734 1
1992 84,409 1
1993 75,125 1
1994 76,854 1
1995 77,014 1
1996 74,628 1
1997 70,794 1
1998 62,700 1
1999 53,436 1
2000 47,876 1
2001 40,956 1
2002 37,794 1
2003 33,158 1
2004 28,770 1
2005 27,454 1
2006 24,204 1
2007 21,630 1
2008 22,656 1
2009 19,214 1
2010 18,826 1
2011 17,213 1
2012 16,314 1
2013 15,053 1
2014 13,882 1
2015 13,674 1
2016 13,273 1
2017 11,532 1
2018 10,537 1
2019 9,823 1
2020 11,253 1
2021 11,155 1
2022 9,854 1
2023 10,130 1
2024 9,841 1
2025 10,427 1
2026 2,609 1
Reported through 3-2026.
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 1097 1 Cimarex Energy Co. (55%) ,
Regency Field Services LLC (45%)
2014 2 1104 1 Cimarex Energy Co. (55%) ,
Regency Field Services LLC (45%)
2014 3 1224 1 Cimarex Energy Co. (55%) ,
Regency Field Services LLC (45%)
2014 4 1195 1 Cimarex Energy Co. (55%) ,
Regency Field Services LLC (45%)
2014 5 1137 1 Cimarex Energy Co. (55%) ,
Regency Field Services LLC (45%)
2014 6 1159 1 Cimarex Energy Co. (55%) ,
Regency Field Services LLC (45%)
2014 7 1218 1 Cimarex Energy Co. (55%) ,
Regency Field Services LLC (45%)
2014 8 1130 1 Cimarex Energy Co. (45%) ,
Regency Field Services LLC (45%) ,
Casillas Petroleum Corp (10%)
2014 9 1106 1 Cimarex Energy Co. (45%) ,
Regency Field Services LLC (45%) ,
Casillas Petroleum Corp (10%)
2014 10 1176 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%)
2014 11 1180 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%)
2014 12 1156 1 Regency Field Services LLC (90%) ,
Casillas Petroleum Corp (10%)
2015 1 1171 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%)
2015 2 969 1 Regency Field Services LLC (90%) ,
Casillas Petroleum Corp (10%)
2015 3 1183 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%)
2015 4 1123 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%)
2015 5 1193 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%)
2015 6 1140 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%)
2015 7 1179 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%)
2015 8 1189 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%)
2015 9 1142 1 CASILLAS PETROLEUM CORP (9%) ,
REGENCY FIELD SERVICES LLC (91%)
2015 10 1170 1 CASILLAS PETROLEUM CORP (9%) ,
REGENCY FIELD SERVICES LLC (91%)
2015 11 1120 1 CASILLAS PETROLEUM CORP (9%) ,
REGENCY FIELD SERVICES LLC (91%)
2015 12 1095 1 CASILLAS PETROLEUM CORP (10%) ,
REGENCY FIELD SERVICES LLC (90%)
2016 1 1125 1 CASILLAS PETROLEUM CORP (10%) ,
REGENCY FIELD SERVICES LLC (90%)
2016 2 1136 1 CASILLAS PETROLEUM CORP (9%) ,
REGENCY FIELD SERVICES LLC (91%)
2016 3 1138 1 CASILLAS PETROLEUM CORP (10%) ,
REGENCY FIELD SERVICES LLC (90%)
2016 4 1096 1 CASILLAS PETROLEUM CORP (10%) ,
REGENCY FIELD SERVICES LLC (90%)
2016 5 1167 1 CASILLAS PETROLEUM CORP (9%) ,
REGENCY FIELD SERVICES LLC (91%)
2016 6 1086 1 CASILLAS PETROLEUM CORP (10%) ,
REGENCY FIELD SERVICES LLC (90%)
2016 7 1112 1 CASILLAS PETROLEUM CORP (10%) ,
REGENCY FIELD SERVICES LLC (90%)
2016 8 1123 1 CASILLAS PETROLEUM CORP (10%) ,
REGENCY FIELD SERVICES LLC (90%)
2016 9 1087 1 CASILLAS PETROLEUM CORP (10%) ,
REGENCY FIELD SERVICES LLC (90%)
2016 10 1110 1 CASILLAS PETROLEUM CORP (10%) ,
REGENCY FIELD SERVICES LLC (90%)
2016 11 1034 1 CASILLAS PETROLEUM CORP (9%) ,
REGENCY FIELD SERVICES LLC (91%)
2016 12 1059 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%)
2017 1 1059 1 Regency Field Services LLC (90%) ,
Casillas Petroleum Corp (10%)
2017 2 976 1 Regency Field Services LLC (90%) ,
Casillas Petroleum Corp (10%)
2017 3 1090 1 Regency Field Services LLC (90%) ,
Casillas Petroleum Corp (10%)
2017 4 960 1 Regency Field Services LLC (89%) ,
Casillas Petroleum Corp (11%)
2017 5 1040 1 Regency Field Services LLC (89%) ,
Casillas Petroleum Corp (11%)
2017 6 902 1 Regency Field Services LLC (88%) ,
Casillas Petroleum Corp (12%)
2017 7 1002 1 Regency Field Services LLC (89%) ,
Casillas Petroleum Corp (11%)
2017 8 901 1 Regency Field Services LLC (88%) ,
Casillas Petroleum Corp (12%)
2017 9 959 1 Regency Field Services LLC (89%) ,
Casillas Petroleum Corp (11%)
2017 10 892 1 Regency Field Services LLC (88%) ,
Casillas Petroleum Corp (12%)
2017 11 827 1 Regency Field Services LLC (87%) ,
Casillas Petroleum Corp (13%)
2017 12 924 1 Regency Field Services LLC (88%) ,
Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 1 1041 1 Regency Field Services LLC (89%) ,
Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 2 885 1 Regency Field Services LLC (89%) ,
Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 3 907 1 Regency Field Services LLC (88%) ,
Casillas Petroleum Corp (12%)
2018 4 976 1 Regency Field Services LLC (89%) ,
Casillas Petroleum Corp (11%)
2018 5 976 1 Regency Field Services LLC (89%) ,
Casillas Petroleum Corp (11%)
2018 6 107 1 Regency Field Services LLC (0%) ,
Casillas Petroleum Corp (100%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 7 923 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2018 8 934 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2018 9 887 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2018 10 939 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2018 11 1018 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2018 12 944 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2019 1 975 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2019 2 680 1 Casillas Petroleum Corp (15%) ,
ETC TEXAS PIPELINE LTD (85%)
2019 3 853 1 Casillas Petroleum Corp (13%) ,
ETC TEXAS PIPELINE LTD (87%)
2019 4 898 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2019 5 888 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2019 6 872 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2019 7 655 1 Casillas Petroleum Corp (16%) ,
ETC TEXAS PIPELINE LTD (84%)
2019 8 939 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2019 9 766 1 Casillas Petroleum Corp (14%) ,
ETC TEXAS PIPELINE LTD (86%)
2019 10 827 1 Casillas Petroleum Corp (13%) ,
ETC TEXAS PIPELINE LTD (87%)
2019 11 782 1 Casillas Petroleum Corp (14%) ,
ETC TEXAS PIPELINE LTD (86%)
2019 12 688 1 Casillas Petroleum Corp (16%) ,
ETC TEXAS PIPELINE LTD (84%)
2020 1 1012 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2020 2 728 1 Casillas Petroleum Corp (14%) ,
ETC TEXAS PIPELINE LTD (86%)
2020 3 1172 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2020 4 968 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2020 5 966 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2020 6 894 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2020 7 936 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2020 8 945 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2020 9 740 1 Casillas Petroleum Corp (14%) ,
ETC TEXAS PIPELINE LTD (86%)
2020 10 1029 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2020 11 833 1 Casillas Petroleum Corp (13%) ,
ETC TEXAS PIPELINE LTD (87%)
2020 12 1030 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2021 1 1052 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2021 2 536 1 Casillas Petroleum Corp (18%) ,
ETC TEXAS PIPELINE LTD (82%)
2021 3 1026 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2021 4 741 1 Casillas Petroleum Corp (14%) ,
ETC TEXAS PIPELINE LTD (86%)
2021 5 887 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2021 6 880 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2021 7 904 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2021 8 1007 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2021 9 924 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2021 10 1067 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2021 11 1042 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2021 12 1089 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2022 1 984 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2022 2 792 1 Casillas Petroleum Corp (13%) ,
ETC TEXAS PIPELINE LTD (88%)
2022 3 834 1 Casillas Petroleum Corp (13%) ,
ETC TEXAS PIPELINE LTD (87%)
2022 4 828 1 Casillas Petroleum Corp (13%) ,
ETC TEXAS PIPELINE LTD (87%)
2022 5 847 1 Casillas Petroleum Corp (13%) ,
ETC TEXAS PIPELINE LTD (87%)
2022 6 706 1 Casillas Petroleum Corp (15%) ,
ETC TEXAS PIPELINE LTD (85%)
2022 7 811 1 Casillas Petroleum Corp (14%) ,
ETC TEXAS PIPELINE LTD (86%)
2022 8 803 1 Casillas Petroleum Corp (14%) ,
ETC TEXAS PIPELINE LTD (86%)
2022 9 738 1 Casillas Petroleum Corp (14%) ,
ETC TEXAS PIPELINE LTD (86%)
2022 10 891 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2022 11 966 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2022 12 654 1 Casillas Petroleum Corp (17%) ,
ETC TEXAS PIPELINE LTD (83%)
2023 1 436 1 Casillas Petroleum Corp (0%) ,
ETC TEXAS PIPELINE LTD (100%)
2023 2 708 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2023 3 904 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2023 4 898 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2023 5 969 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2023 6 816 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2023 7 884 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2023 8 841 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2023 9 858 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2023 10 869 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2023 11 979 1 Casillas Petroleum Corp (9%) ,
ET Gathering and Processing LLC (91%)
2023 12 968 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2024 1 482 1 Casillas Petroleum Corp (17%) ,
ET Gathering and Processing LLC (83%)
2024 2 1007 1 Casillas Petroleum Corp (9%) ,
ET Gathering and Processing LLC (91%)
2024 3 961 1 Casillas Petroleum Corp (9%) ,
ET Gathering and Processing LLC (91%)
2024 4 900 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2024 5 801 1 Casillas Petroleum Corp (12%) ,
ET Gathering and Processing LLC (88%)
2024 6 831 1 Casillas Petroleum Corp (11%) ,
ET Gathering and Processing LLC (89%)
2024 7 724 1 Casillas Petroleum Corp (12%) ,
ET Gathering and Processing LLC (88%)
2024 8 725 1 Casillas Petroleum Corp (14%) ,
ET Gathering and Processing LLC (86%)
2024 9 813 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2024 10 856 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2024 11 814 1 Casillas Petroleum Corp (11%) ,
ET Gathering and Processing LLC (89%)
2024 12 927 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2025 1 760 1 Casillas Petroleum Corp (13%) ,
ET Gathering and Processing LLC (87%)
2025 2 527 1 Casillas Petroleum Corp (13%) ,
ET Gathering and Processing LLC (87%)
2025 3 926 1 Casillas Petroleum Corp (8%) ,
ET Gathering and Processing LLC (92%)
2025 4 955 1 Casillas Petroleum Corp (11%) ,
ET Gathering and Processing LLC (89%)
2025 5 900 1 Casillas Petroleum Corp (11%) ,
ET Gathering and Processing LLC (89%)
2025 6 825 1 Casillas Petroleum Corp (11%) ,
ET Gathering and Processing LLC (89%)
2025 7 947 1 Casillas Petroleum Corp (9%) ,
ET Gathering and Processing LLC (91%)
2025 8 942 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2025 9 908 1 Casillas Petroleum Corp (9%) ,
ET Gathering and Processing LLC (91%)
2025 10 906 1 Casillas Petroleum Corp (9%) ,
ET Gathering and Processing LLC (91%)
2025 11 862 1 Casillas Petroleum Corp (9%) ,
ET Gathering and Processing LLC (91%)
2025 12 969 1 Casillas Petroleum Corp (9%) ,
ET Gathering and Processing LLC (91%)
2026 1 848 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2026 2 943 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2026 3 818 1 Casillas Petroleum Corp (13%) ,
ET Gathering and Processing LLC (87%)


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.