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Yearly and monthly production

CITIZENS BUILDING & LOAN 8 Lease 		Save To File
Lease: CITIZENS BUILDING & LOAN 8
Operator: Casillas Petroleum Corp
Location: T26S, R35W, Sec. 22
Cumulative Production: 5932754 mcf (from 1957 to 2025)
KS Dept. of Revenue Lease Code: 200663
KS Dept. of Revenue Lease Name: CITIZENS B&L 8
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. 22, SW SW NE
Lease: CITIZENS BUILDING & LOAN 8
Operator: HELMERICH & PAYNE
Current Operator: Casillas Petroleum Corp
API Number: 15-093-00483
Cumulative production pre-1958 is 1249591

Data are received monthly from the Kansas Department of Revenue.


Annual Gas Production, (mcf)

Year Production Wells
Production Plots

1958 86,723 1
1959 123,743 1
1960 114,099 1
1961 126,928 1
1962 122,991 1
1963 113,910 1
1964 119,149 1
1965 87,625 1
1966 90,068 1
1967 95,809 1
1968 109,852 1
1969 99,064 1
1970 113,309 1
1971 82,833 1
1972 114,640 1
1973 137,155 1
1974 101,300 1
1975 113,227 1
1976 141,235 1
1977 112,077 1
1978 159,626 1
1979 118,511 1
1980 99,038 1
1981 69,139 1
1982 86,203 1
1983 72,810 1
1984 62,102 1
1985 63,862 1
1986 37,554 1
1987 65,061 1
1988 51,587 1
1989 57,774 1
1990 86,256 1
1991 130,004 1
1992 123,051 1
1993 91,206 1
1994 88,912 1
1995 89,474 1
1996 85,330 1
1997 77,184 1
1998 69,683 1
1999 61,872 1
2000 57,252 1
2001 47,341 1
2002 45,291 1
2003 40,000 1
2004 35,386 1
2005 36,178 1
2006 32,276 1
2007 29,706 1
2008 26,888 1
2009 25,188 1
2010 24,229 1
2011 22,669 1
2012 21,384 1
2013 19,955 1
2014 17,959 1
2015 16,372 1
2016 17,778 1
2017 17,110 1
2018 15,186 1
2019 14,623 1
2020 14,783 1
2021 13,492 1
2022 13,313 1
2023 12,166 1
2024 11,879 1
2025 2,783 1
Reported through 3-2025.
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 1455 1 Cimarex Energy Co. (53%) ,
Regency Field Services LLC (47%)
2014 2 1366 1 Cimarex Energy Co. (53%) ,
Regency Field Services LLC (47%)
2014 3 1513 1 Cimarex Energy Co. (53%) ,
Regency Field Services LLC (47%)
2014 4 1567 1 Cimarex Energy Co. (53%) ,
Regency Field Services LLC (47%)
2014 5 1653 1 Cimarex Energy Co. (53%) ,
Regency Field Services LLC (47%)
2014 6 1503 1 Cimarex Energy Co. (53%) ,
Regency Field Services LLC (47%)
2014 7 1677 1 Cimarex Energy Co. (53%) ,
Regency Field Services LLC (47%)
2014 8 1570 1 Cimarex Energy Co. (50%) ,
Regency Field Services LLC (50%)
2014 9 1330 1 Cimarex Energy Co. (50%) ,
Regency Field Services LLC (50%)
2014 10 1469 1 Regency Field Services LLC (100%)
2014 11 1456 1 Regency Field Services LLC (100%)
2014 12 1400 1 Regency Field Services LLC (100%)
2015 1 1422 1 Regency Field Services LLC (100%)
2015 2 1275 1 Regency Field Services LLC (100%)
2015 3 1331 1 Regency Field Services LLC (100%)
2015 4 1278 1 Regency Field Services LLC (100%)
2015 5 1415 1 Regency Field Services LLC (100%)
2015 6 1355 1 Regency Field Services LLC (100%)
2015 7 1449 1 Regency Field Services LLC (100%)
2015 8 1418 1 Regency Field Services LLC (100%)
2015 9 1367 1 REGENCY FIELD SERVICES LLC (100%)
2015 10 1363 1 REGENCY FIELD SERVICES LLC (100%)
2015 11 1321 1 REGENCY FIELD SERVICES LLC (100%)
2015 12 1378 1 REGENCY FIELD SERVICES LLC (100%)
2016 1 1561 1 CASILLAS PETROLEUM CORP (10%) ,
REGENCY FIELD SERVICES LLC (90%)
2016 2 1399 1 CASILLAS PETROLEUM CORP (10%) ,
REGENCY FIELD SERVICES LLC (90%)
2016 3 1464 1 CASILLAS PETROLEUM CORP (11%) ,
REGENCY FIELD SERVICES LLC (89%)
2016 4 1442 1 CASILLAS PETROLEUM CORP (10%) ,
REGENCY FIELD SERVICES LLC (90%)
2016 5 1509 1 CASILLAS PETROLEUM CORP (10%) ,
REGENCY FIELD SERVICES LLC (90%)
2016 6 1425 1 CASILLAS PETROLEUM CORP (11%) ,
REGENCY FIELD SERVICES LLC (89%)
2016 7 1475 1 CASILLAS PETROLEUM CORP (11%) ,
REGENCY FIELD SERVICES LLC (89%)
2016 8 1458 1 CASILLAS PETROLEUM CORP (11%) ,
REGENCY FIELD SERVICES LLC (89%)
2016 9 1560 1 CASILLAS PETROLEUM CORP (10%) ,
REGENCY FIELD SERVICES LLC (90%)
2016 10 1596 1 CASILLAS PETROLEUM CORP (10%) ,
REGENCY FIELD SERVICES LLC (90%)
2016 11 1514 1 CASILLAS PETROLEUM CORP (10%) ,
REGENCY FIELD SERVICES LLC (90%)
2016 12 1375 1 Regency Field Services LLC (88%) ,
Casillas Petroleum Corp (12%)
2017 1 1423 1 Regency Field Services LLC (90%) ,
Casillas Petroleum Corp (10%)
2017 2 1469 1 Regency Field Services LLC (90%) ,
Casillas Petroleum Corp (10%)
2017 3 1526 1 Regency Field Services LLC (90%) ,
Casillas Petroleum Corp (10%)
2017 4 1407 1 Regency Field Services LLC (89%) ,
Casillas Petroleum Corp (11%)
2017 5 1437 1 Regency Field Services LLC (89%) ,
Casillas Petroleum Corp (11%)
2017 6 1408 1 Regency Field Services LLC (89%) ,
Casillas Petroleum Corp (11%)
2017 7 1504 1 Regency Field Services LLC (89%) ,
Casillas Petroleum Corp (11%)
2017 8 1478 1 Regency Field Services LLC (89%) ,
Casillas Petroleum Corp (11%)
2017 9 1358 1 Regency Field Services LLC (89%) ,
Casillas Petroleum Corp (11%)
2017 10 1433 1 Regency Field Services LLC (89%) ,
Casillas Petroleum Corp (11%)
2017 11 1284 1 Regency Field Services LLC (88%) ,
Casillas Petroleum Corp (12%)
2017 12 1383 1 Regency Field Services LLC (89%) ,
Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 1 1351 1 Regency Field Services LLC (88%) ,
Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 2 1290 1 Regency Field Services LLC (89%) ,
Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 3 1369 1 Regency Field Services LLC (88%) ,
Casillas Petroleum Corp (12%)
2018 4 1374 1 Regency Field Services LLC (88%) ,
Casillas Petroleum Corp (12%)
2018 5 1397 1 Regency Field Services LLC (88%) ,
Casillas Petroleum Corp (12%)
2018 6 154 1 Regency Field Services LLC (0%) ,
Casillas Petroleum Corp (100%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 7 1415 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2018 8 1413 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2018 9 1365 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2018 10 1363 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2018 11 1326 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2018 12 1369 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2019 1 1295 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2019 2 927 1 Casillas Petroleum Corp (15%) ,
ETC TEXAS PIPELINE LTD (85%)
2019 3 1235 1 Casillas Petroleum Corp (13%) ,
ETC TEXAS PIPELINE LTD (87%)
2019 4 1213 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2019 5 1280 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2019 6 1205 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2019 7 1188 1 Casillas Petroleum Corp (13%) ,
ETC TEXAS PIPELINE LTD (87%)
2019 8 1271 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2019 9 1237 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2019 10 1286 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2019 11 1240 1 Casillas Petroleum Corp (13%) ,
ETC TEXAS PIPELINE LTD (88%)
2019 12 1246 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2020 1 1269 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2020 2 1223 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2020 3 852 1 Casillas Petroleum Corp (18%) ,
ETC TEXAS PIPELINE LTD (82%)
2020 4 1172 1 Casillas Petroleum Corp (13%) ,
ETC TEXAS PIPELINE LTD (87%)
2020 5 1653 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2020 6 1283 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2020 7 1259 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2020 8 1246 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2020 9 1215 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2020 10 1255 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2020 11 1189 1 Casillas Petroleum Corp (13%) ,
ETC TEXAS PIPELINE LTD (87%)
2020 12 1167 1 Casillas Petroleum Corp (13%) ,
ETC TEXAS PIPELINE LTD (87%)
2021 1 1168 1 Casillas Petroleum Corp (13%) ,
ETC TEXAS PIPELINE LTD (87%)
2021 2 900 1 Casillas Petroleum Corp (16%) ,
ETC TEXAS PIPELINE LTD (84%)
2021 3 1061 1 Casillas Petroleum Corp (15%) ,
ETC TEXAS PIPELINE LTD (85%)
2021 4 1042 1 Casillas Petroleum Corp (14%) ,
ETC TEXAS PIPELINE LTD (86%)
2021 5 964 1 Casillas Petroleum Corp (16%) ,
ETC TEXAS PIPELINE LTD (84%)
2021 6 1038 1 Casillas Petroleum Corp (14%) ,
ETC TEXAS PIPELINE LTD (86%)
2021 7 1189 1 Casillas Petroleum Corp (13%) ,
ETC TEXAS PIPELINE LTD (87%)
2021 8 1156 1 Casillas Petroleum Corp (13%) ,
ETC TEXAS PIPELINE LTD (87%)
2021 9 1156 1 Casillas Petroleum Corp (13%) ,
ETC TEXAS PIPELINE LTD (87%)
2021 10 1227 1 Casillas Petroleum Corp (13%) ,
ETC TEXAS PIPELINE LTD (87%)
2021 11 1251 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2021 12 1340 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2022 1 1028 1 Casillas Petroleum Corp (15%) ,
ETC TEXAS PIPELINE LTD (85%)
2022 2 1064 1 Casillas Petroleum Corp (13%) ,
ETC TEXAS PIPELINE LTD (87%)
2022 3 1107 1 Casillas Petroleum Corp (14%) ,
ETC TEXAS PIPELINE LTD (86%)
2022 4 1085 1 Casillas Petroleum Corp (14%) ,
ETC TEXAS PIPELINE LTD (86%)
2022 5 1210 1 Casillas Petroleum Corp (13%) ,
ETC TEXAS PIPELINE LTD (87%)
2022 6 1150 1 Casillas Petroleum Corp (13%) ,
ETC TEXAS PIPELINE LTD (87%)
2022 7 1110 1 Casillas Petroleum Corp (14%) ,
ETC TEXAS PIPELINE LTD (86%)
2022 8 1177 1 Casillas Petroleum Corp (13%) ,
ETC TEXAS PIPELINE LTD (87%)
2022 9 1117 1 Casillas Petroleum Corp (13%) ,
ETC TEXAS PIPELINE LTD (87%)
2022 10 1113 1 Casillas Petroleum Corp (14%) ,
ETC TEXAS PIPELINE LTD (86%)
2022 11 1078 1 Casillas Petroleum Corp (14%) ,
ETC TEXAS PIPELINE LTD (86%)
2022 12 1074 1 Casillas Petroleum Corp (14%) ,
ETC TEXAS PIPELINE LTD (86%)
2023 1 1112 1 Casillas Petroleum Corp (15%) ,
ETC TEXAS PIPELINE LTD (85%)
2023 2 1003 1 Casillas Petroleum Corp (15%) ,
ETC TEXAS PIPELINE LTD (85%)
2023 3 1090 1 Casillas Petroleum Corp (16%) ,
ETC TEXAS PIPELINE LTD (84%)
2023 4 1032 1 Casillas Petroleum Corp (7%) ,
ETC TEXAS PIPELINE LTD (93%)
2023 5 967 1 Casillas Petroleum Corp (7%) ,
ETC TEXAS PIPELINE LTD (93%)
2023 6 883 1 Casillas Petroleum Corp (7%) ,
ETC TEXAS PIPELINE LTD (93%)
2023 7 1018 1 Casillas Petroleum Corp (7%) ,
ETC TEXAS PIPELINE LTD (93%)
2023 8 1006 1 Casillas Petroleum Corp (7%) ,
ETC TEXAS PIPELINE LTD (93%)
2023 9 983 1 Casillas Petroleum Corp (7%) ,
ET Gathering and Processing LLC (93%)
2023 10 1009 1 Casillas Petroleum Corp (7%) ,
ET Gathering and Processing LLC (93%)
2023 11 1010 1 Casillas Petroleum Corp (7%) ,
ET Gathering and Processing LLC (93%)
2023 12 1053 1 Casillas Petroleum Corp (7%) ,
ET Gathering and Processing LLC (93%)
2024 1 957 1 Casillas Petroleum Corp (8%) ,
ET Gathering and Processing LLC (92%)
2024 2 880 1 Casillas Petroleum Corp (8%) ,
ET Gathering and Processing LLC (92%)
2024 3 984 1 Casillas Petroleum Corp (7%) ,
ET Gathering and Processing LLC (93%)
2024 4 974 1 Casillas Petroleum Corp (7%) ,
ET Gathering and Processing LLC (93%)
2024 5 1020 1 Casillas Petroleum Corp (7%) ,
ET Gathering and Processing LLC (93%)
2024 6 988 1 Casillas Petroleum Corp (7%) ,
ET Gathering and Processing LLC (93%)
2024 7 992 1 ET Gathering and Processing LLC (100%)
2024 8 1006 1 Casillas Petroleum Corp (7%) ,
ET Gathering and Processing LLC (93%)
2024 9 970 1 Casillas Petroleum Corp (7%) ,
ET Gathering and Processing LLC (93%)
2024 10 1044 1 Casillas Petroleum Corp (7%) ,
ET Gathering and Processing LLC (93%)
2024 11 988 1 Casillas Petroleum Corp (7%) ,
ET Gathering and Processing LLC (93%)
2024 12 1076 1 Casillas Petroleum Corp (7%) ,
ET Gathering and Processing LLC (93%)
2025 1 945 1 Casillas Petroleum Corp (8%) ,
ET Gathering and Processing LLC (92%)
2025 2 862 1 Casillas Petroleum Corp (8%) ,
ET Gathering and Processing LLC (92%)
2025 3 976 1 Casillas Petroleum Corp (8%) ,
ET Gathering and Processing LLC (92%)


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.