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Yearly and monthly production

CITIZENS BUILDING & LOAN 4 Lease 		Save To File
Lease: CITIZENS BUILDING & LOAN 4
Operator: Casillas Petroleum Corp
Location: SE SE SW T26S, R35W, Sec. 25
Cumulative Production: 7944141 mcf (from 1957 to 2025)
KS Dept. of Revenue Lease Code: 200659
KS Dept. of Revenue Lease Name: CITIZENS B&L 4
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. 25, SE SE NW
Lease: CITIZENS BUILDING & LOAN 4
Operator: WHITE EAGLE OIL COMPANY
Current Operator: Casillas Petroleum Corp
API Number: 15-093-00486
Cumulative production pre-1958 is 1685223

Data are received monthly from the Kansas Department of Revenue.


Annual Gas Production, (mcf)

Year Production Wells
Production Plots

1958 119,654 1
1959 207,741 1
1960 131,794 1
1961 155,224 1
1962 155,406 1
1963 160,848 1
1964 147,496 1
1965 101,022 1
1966 112,381 1
1967 111,842 1
1968 118,182 1
1969 130,435 1
1970 140,690 1
1971 117,463 1
1972 120,739 1
1973 145,238 1
1974 131,618 1
1975 125,730 1
1976 155,822 1
1977 151,440 1
1978 159,723 1
1979 155,506 1
1980 121,952 1
1981 85,405 1
1982 101,315 1
1983 90,897 1
1984 82,116 1
1985 84,692 1
1986 52,567 1
1987 89,880 1
1988 86,932 1
1989 81,798 1
1990 90,136 1
1991 84,624 1
1992 202,883 1
1993 160,418 1
1994 147,116 1
1995 149,610 1
1996 137,003 1
1997 123,625 1
1998 107,309 1
1999 96,188 1
2000 86,211 1
2001 77,928 1
2002 73,764 1
2003 68,206 1
2004 62,650 1
2005 56,500 1
2006 50,326 1
2007 46,598 1
2008 43,980 1
2009 40,564 1
2010 39,932 1
2011 36,222 1
2012 33,949 1
2013 33,954 1
2014 31,228 1
2015 27,651 1
2016 27,947 1
2017 25,967 1
2018 23,666 1
2019 24,168 1
2020 22,727 1
2021 23,090 1
2022 21,256 1
2023 18,303 1
2024 19,712 1
2025 9,959 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 2718 1 Cimarex Energy Co. (53%) ,
Regency Field Services LLC (47%)
2014 2 2098 1 Cimarex Energy Co. (54%) ,
Regency Field Services LLC (46%)
2014 3 2528 1 Cimarex Energy Co. (53%) ,
Regency Field Services LLC (47%)
2014 4 2766 1 Cimarex Energy Co. (53%) ,
Regency Field Services LLC (47%)
2014 5 2908 1 Cimarex Energy Co. (53%) ,
Regency Field Services LLC (47%)
2014 6 2766 1 Cimarex Energy Co. (53%) ,
Regency Field Services LLC (47%)
2014 7 2804 1 Cimarex Energy Co. (53%) ,
Regency Field Services LLC (47%)
2014 8 2440 1 Cimarex Energy Co. (50%) ,
Regency Field Services LLC (50%)
2014 9 2448 1 Cimarex Energy Co. (50%) ,
Regency Field Services LLC (50%)
2014 10 2555 1 Regency Field Services LLC (100%)
2014 11 2575 1 Regency Field Services LLC (100%)
2014 12 2622 1 Regency Field Services LLC (100%)
2015 1 2431 1 Regency Field Services LLC (100%)
2015 2 2172 1 Regency Field Services LLC (100%)
2015 3 2370 1 Regency Field Services LLC (100%)
2015 4 2181 1 Regency Field Services LLC (100%)
2015 5 2218 1 Regency Field Services LLC (100%)
2015 6 2082 1 Regency Field Services LLC (100%)
2015 7 2422 1 Regency Field Services LLC (100%)
2015 8 2409 1 Regency Field Services LLC (100%)
2015 9 2320 1 REGENCY FIELD SERVICES LLC (100%)
2015 10 2395 1 REGENCY FIELD SERVICES LLC (100%)
2015 11 2306 1 REGENCY FIELD SERVICES LLC (100%)
2015 12 2345 1 REGENCY FIELD SERVICES LLC (100%)
2016 1 2443 1 CASILLAS PETROLEUM CORP (3%) ,
REGENCY FIELD SERVICES LLC (97%)
2016 2 2311 1 CASILLAS PETROLEUM CORP (3%) ,
REGENCY FIELD SERVICES LLC (97%)
2016 3 2417 1 CASILLAS PETROLEUM CORP (3%) ,
REGENCY FIELD SERVICES LLC (97%)
2016 4 2402 1 CASILLAS PETROLEUM CORP (3%) ,
REGENCY FIELD SERVICES LLC (97%)
2016 5 2434 1 CASILLAS PETROLEUM CORP (3%) ,
REGENCY FIELD SERVICES LLC (97%)
2016 6 2275 1 CASILLAS PETROLEUM CORP (3%) ,
REGENCY FIELD SERVICES LLC (97%)
2016 7 2346 1 CASILLAS PETROLEUM CORP (3%) ,
REGENCY FIELD SERVICES LLC (97%)
2016 8 2371 1 CASILLAS PETROLEUM CORP (3%) ,
REGENCY FIELD SERVICES LLC (97%)
2016 9 2321 1 CASILLAS PETROLEUM CORP (3%) ,
REGENCY FIELD SERVICES LLC (97%)
2016 10 2310 1 CASILLAS PETROLEUM CORP (3%) ,
REGENCY FIELD SERVICES LLC (97%)
2016 11 2183 1 Regency Field Services LLC (97%) ,
Casillas Petroleum Corp (3%)
2016 12 2134 1 Regency Field Services LLC (97%) ,
Casillas Petroleum Corp (3%)
2017 1 2396 1 Regency Field Services LLC (97%) ,
Casillas Petroleum Corp (3%)
2017 2 2097 1 Regency Field Services LLC (97%) ,
Casillas Petroleum Corp (3%)
2017 3 2327 1 Regency Field Services LLC (97%) ,
Casillas Petroleum Corp (3%)
2017 4 2001 1 Regency Field Services LLC (97%) ,
Casillas Petroleum Corp (3%)
2017 5 2013 1 Regency Field Services LLC (97%) ,
Casillas Petroleum Corp (3%)
2017 6 1940 1 Regency Field Services LLC (96%) ,
Casillas Petroleum Corp (4%)
2017 7 2153 1 Regency Field Services LLC (97%) ,
Casillas Petroleum Corp (3%)
2017 8 2205 1 Regency Field Services LLC (97%) ,
Casillas Petroleum Corp (3%)
2017 9 2169 1 Regency Field Services LLC (97%) ,
Casillas Petroleum Corp (3%)
2017 10 2295 1 Regency Field Services LLC (97%) ,
Casillas Petroleum Corp (3%)
2017 11 2106 1 Regency Field Services LLC (96%) ,
Casillas Petroleum Corp (4%)
2017 12 2265 1 Regency Field Services LLC (97%) ,
Casillas Petroleum Corp (3%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 1 2181 1 Regency Field Services LLC (96%) ,
Casillas Petroleum Corp (4%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 2 2135 1 Regency Field Services LLC (97%) ,
Casillas Petroleum Corp (3%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 3 2245 1 Regency Field Services LLC (96%) ,
Casillas Petroleum Corp (4%)
2018 4 2139 1 Regency Field Services LLC (96%) ,
Casillas Petroleum Corp (4%)
2018 5 2212 1 Regency Field Services LLC (96%) ,
Casillas Petroleum Corp (4%)
2018 6 75 1 Regency Field Services LLC (0%) ,
Casillas Petroleum Corp (100%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 7 2070 1 Casillas Petroleum Corp (4%) ,
ETC TEXAS PIPELINE LTD (96%)
2018 8 2103 1 Casillas Petroleum Corp (4%) ,
ETC TEXAS PIPELINE LTD (96%)
2018 9 2060 1 Casillas Petroleum Corp (4%) ,
ETC TEXAS PIPELINE LTD (96%)
2018 10 2225 1 Casillas Petroleum Corp (3%) ,
ETC TEXAS PIPELINE LTD (97%)
2018 11 2167 1 Casillas Petroleum Corp (3%) ,
ETC TEXAS PIPELINE LTD (97%)
2018 12 2054 1 Casillas Petroleum Corp (3%) ,
ETC TEXAS PIPELINE LTD (97%)
2019 1 2206 1 Casillas Petroleum Corp (3%) ,
ETC TEXAS PIPELINE LTD (97%)
2019 2 1777 1 Casillas Petroleum Corp (3%) ,
ETC TEXAS PIPELINE LTD (97%)
2019 3 1988 1 Casillas Petroleum Corp (3%) ,
ETC TEXAS PIPELINE LTD (97%)
2019 4 2059 1 Casillas Petroleum Corp (3%) ,
ETC TEXAS PIPELINE LTD (97%)
2019 5 2079 1 Casillas Petroleum Corp (3%) ,
ETC TEXAS PIPELINE LTD (97%)
2019 6 2068 1 Casillas Petroleum Corp (3%) ,
ETC TEXAS PIPELINE LTD (97%)
2019 7 1951 1 Casillas Petroleum Corp (3%) ,
ETC TEXAS PIPELINE LTD (97%)
2019 8 1945 1 Casillas Petroleum Corp (4%) ,
ETC TEXAS PIPELINE LTD (96%)
2019 9 2005 1 Casillas Petroleum Corp (3%) ,
ETC TEXAS PIPELINE LTD (97%)
2019 10 1986 1 Casillas Petroleum Corp (3%) ,
ETC TEXAS PIPELINE LTD (97%)
2019 11 1974 1 Casillas Petroleum Corp (3%) ,
ETC TEXAS PIPELINE LTD (97%)
2019 12 2130 1 Casillas Petroleum Corp (3%) ,
ETC TEXAS PIPELINE LTD (97%)
2020 1 2063 1 Casillas Petroleum Corp (3%) ,
ETC TEXAS PIPELINE LTD (97%)
2020 2 1580 1 Casillas Petroleum Corp (4%) ,
ETC TEXAS PIPELINE LTD (96%)
2020 3 1769 1 Casillas Petroleum Corp (4%) ,
ETC TEXAS PIPELINE LTD (96%)
2020 4 1934 1 Casillas Petroleum Corp (3%) ,
ETC TEXAS PIPELINE LTD (97%)
2020 5 1992 1 Casillas Petroleum Corp (3%) ,
ETC TEXAS PIPELINE LTD (97%)
2020 6 1703 1 Casillas Petroleum Corp (4%) ,
ETC TEXAS PIPELINE LTD (96%)
2020 7 1843 1 Casillas Petroleum Corp (4%) ,
ETC TEXAS PIPELINE LTD (96%)
2020 8 1975 1 Casillas Petroleum Corp (3%) ,
ETC TEXAS PIPELINE LTD (97%)
2020 9 1879 1 Casillas Petroleum Corp (4%) ,
ETC TEXAS PIPELINE LTD (96%)
2020 10 1921 1 Casillas Petroleum Corp (4%) ,
ETC TEXAS PIPELINE LTD (96%)
2020 11 2053 1 Casillas Petroleum Corp (3%) ,
ETC TEXAS PIPELINE LTD (97%)
2020 12 2015 1 Casillas Petroleum Corp (3%) ,
ETC TEXAS PIPELINE LTD (97%)
2021 1 1898 1 Casillas Petroleum Corp (4%) ,
ETC TEXAS PIPELINE LTD (96%)
2021 2 1321 1 Casillas Petroleum Corp (5%) ,
ETC TEXAS PIPELINE LTD (95%)
2021 3 2309 1 Casillas Petroleum Corp (3%) ,
ETC TEXAS PIPELINE LTD (97%)
2021 4 1438 1 Casillas Petroleum Corp (5%) ,
ETC TEXAS PIPELINE LTD (95%)
2021 5 2017 1 Casillas Petroleum Corp (3%) ,
ETC TEXAS PIPELINE LTD (97%)
2021 6 2077 1 Casillas Petroleum Corp (3%) ,
ETC TEXAS PIPELINE LTD (97%)
2021 7 2243 1 Casillas Petroleum Corp (3%) ,
ETC TEXAS PIPELINE LTD (97%)
2021 8 1799 1 Casillas Petroleum Corp (4%) ,
ETC TEXAS PIPELINE LTD (96%)
2021 9 1935 1 Casillas Petroleum Corp (3%) ,
ETC TEXAS PIPELINE LTD (97%)
2021 10 2012 1 Casillas Petroleum Corp (3%) ,
ETC TEXAS PIPELINE LTD (97%)
2021 11 1953 1 Casillas Petroleum Corp (3%) ,
ETC TEXAS PIPELINE LTD (97%)
2021 12 2088 1 Casillas Petroleum Corp (3%) ,
ETC TEXAS PIPELINE LTD (97%)
2022 1 1994 1 Casillas Petroleum Corp (3%) ,
ETC TEXAS PIPELINE LTD (97%)
2022 2 1445 1 Casillas Petroleum Corp (4%) ,
ETC TEXAS PIPELINE LTD (96%)
2022 3 1829 1 Casillas Petroleum Corp (4%) ,
ETC TEXAS PIPELINE LTD (96%)
2022 4 1798 1 Casillas Petroleum Corp (4%) ,
ETC TEXAS PIPELINE LTD (96%)
2022 5 1877 1 Casillas Petroleum Corp (4%) ,
ETC TEXAS PIPELINE LTD (96%)
2022 6 1689 1 Casillas Petroleum Corp (4%) ,
ETC TEXAS PIPELINE LTD (96%)
2022 7 1886 1 Casillas Petroleum Corp (4%) ,
ETC TEXAS PIPELINE LTD (96%)
2022 8 1904 1 Casillas Petroleum Corp (4%) ,
ETC TEXAS PIPELINE LTD (96%)
2022 9 1934 1 Casillas Petroleum Corp (3%) ,
ETC TEXAS PIPELINE LTD (97%)
2022 10 1863 1 Casillas Petroleum Corp (4%) ,
ETC TEXAS PIPELINE LTD (96%)
2022 11 1769 1 Casillas Petroleum Corp (4%) ,
ETC TEXAS PIPELINE LTD (96%)
2022 12 1268 1 Casillas Petroleum Corp (5%) ,
ETC TEXAS PIPELINE LTD (95%)
2023 2 322 1 Casillas Petroleum Corp (0%) ,
ETC TEXAS PIPELINE LTD (100%)
2023 3 2243 1 Casillas Petroleum Corp (3%) ,
ETC TEXAS PIPELINE LTD (97%)
2023 4 2065 1 Casillas Petroleum Corp (2%) ,
ETC TEXAS PIPELINE LTD (98%)
2023 5 1946 1 Casillas Petroleum Corp (2%) ,
ETC TEXAS PIPELINE LTD (98%)
2023 6 1736 1 Casillas Petroleum Corp (3%) ,
ETC TEXAS PIPELINE LTD (97%)
2023 7 1693 1 Casillas Petroleum Corp (3%) ,
ETC TEXAS PIPELINE LTD (97%)
2023 8 1547 1 Casillas Petroleum Corp (3%) ,
ETC TEXAS PIPELINE LTD (97%)
2023 9 1558 1 Casillas Petroleum Corp (3%) ,
ET Gathering and Processing LLC (97%)
2023 10 1663 1 Casillas Petroleum Corp (3%) ,
ET Gathering and Processing LLC (97%)
2023 11 1764 1 Casillas Petroleum Corp (3%) ,
ET Gathering and Processing LLC (97%)
2023 12 1766 1 Casillas Petroleum Corp (3%) ,
ET Gathering and Processing LLC (97%)
2024 1 1407 1 Casillas Petroleum Corp (2%) ,
ET Gathering and Processing LLC (98%)
2024 2 1622 1 Casillas Petroleum Corp (3%) ,
ET Gathering and Processing LLC (97%)
2024 3 1720 1 Casillas Petroleum Corp (3%) ,
ET Gathering and Processing LLC (97%)
2024 4 1574 1 Casillas Petroleum Corp (3%) ,
ET Gathering and Processing LLC (97%)
2024 5 1714 1 Casillas Petroleum Corp (3%) ,
ET Gathering and Processing LLC (97%)
2024 6 1675 1 Casillas Petroleum Corp (3%) ,
ET Gathering and Processing LLC (97%)
2024 7 1794 1 Casillas Petroleum Corp (3%) ,
ET Gathering and Processing LLC (97%)
2024 8 1617 1 Casillas Petroleum Corp (3%) ,
ET Gathering and Processing LLC (97%)
2024 9 1573 1 Casillas Petroleum Corp (3%) ,
ET Gathering and Processing LLC (97%)
2024 10 1789 1 Casillas Petroleum Corp (3%) ,
ET Gathering and Processing LLC (97%)
2024 11 1696 1 Casillas Petroleum Corp (2%) ,
ET Gathering and Processing LLC (98%)
2024 12 1531 1 Casillas Petroleum Corp (3%) ,
ET Gathering and Processing LLC (97%)
2025 1 1528 1 Casillas Petroleum Corp (3%) ,
ET Gathering and Processing LLC (97%)
2025 2 1436 1 Casillas Petroleum Corp (3%) ,
ET Gathering and Processing LLC (97%)
2025 3 1954 1 Casillas Petroleum Corp (3%) ,
ET Gathering and Processing LLC (97%)
2025 4 1653 1 Casillas Petroleum Corp (3%) ,
ET Gathering and Processing LLC (97%)
2025 5 1800 1 Casillas Petroleum Corp (3%) ,
ET Gathering and Processing LLC (97%)
2025 6 1588 1 Casillas Petroleum Corp (3%) ,
ET Gathering and Processing LLC (97%)


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.