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Yearly and monthly production

HILLYARD 5 Lease 		Save To File
Lease: HILLYARD 5
Operator: Casillas Petroleum Corp
Location: C SE NW T26S, R37W, Sec. 14
Cumulative Production: 10234150 mcf (from 1957 to 2026)
KS Dept. of Revenue Lease Code: 201706
KS Dept. of Revenue Lease Name: HILLYARD 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 R37W, Sec. 14, SE SE NW
Lease: HILLYARD 5
Operator: HELMERICH & PAYNE INCORPO
Current Operator: Casillas Petroleum Corp
API Number: 15-093-00553
Cumulative production pre-1958 is 2608525

Data are received monthly from the Kansas Department of Revenue.


Annual Gas Production, (mcf)

Year Production Wells
Production Plots

1958 187,320 1
1959 284,648 1
1960 227,251 1
1961 264,481 1
1962 245,871 1
1963 244,882 1
1964 222,691 1
1965 177,978 1
1966 173,170 1
1967 166,375 1
1968 173,301 1
1969 164,196 1
1970 197,816 1
1971 140,225 1
1972 171,416 1
1973 199,792 1
1974 222,112 1
1975 183,744 1
1976 189,239 1
1977 204,963 1
1978 328,462 1
1979 150,360 1
1980 109,835 1
1981 18,410 1
1982 123,155 1
1983 89,972 1
1984 108,134 1
1985 99,259 1
1986 41,520 1
1987 119,739 1
1988 80,981 1
1989 76,921 1
1990 36,518 1
1991 107,492 1
1992 195,355 1
1993 148,172 1
1994 133,000 1
1995 170,164 1
1996 143,362 1
1997 117,496 1
1998 106,328 1
1999 92,054 1
2000 90,196 1
2001 77,065 1
2002 71,380 1
2003 78,470 1
2004 66,511 1
2005 55,881 1
2006 51,454 1
2007 40,344 1
2008 44,582 1
2009 37,912 1
2010 36,126 1
2011 32,666 1
2012 31,422 1
2013 29,300 1
2014 28,127 1
2015 26,950 1
2016 25,146 1
2017 21,490 1
2018 19,786 1
2019 22,238 1
2020 20,868 1
2021 17,400 1
2022 15,400 1
2023 13,963 1
2024 14,478 1
2025 13,736 1
2026 4,574 1
Reported through 4-2026.
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 2520 1 Cimarex Energy Co. (50%) ,
Regency Field Services LLC (50%)
2014 2 2088 1 Cimarex Energy Co. (50%) ,
Regency Field Services LLC (50%)
2014 3 2426 1 Cimarex Energy Co. (50%) ,
Regency Field Services LLC (50%)
2014 4 2364 1 Cimarex Energy Co. (50%) ,
Regency Field Services LLC (50%)
2014 5 2214 1 Cimarex Energy Co. (50%) ,
Regency Field Services LLC (50%)
2014 6 2230 1 Cimarex Energy Co. (50%) ,
Regency Field Services LLC (50%)
2014 7 2248 1 Cimarex Energy Co. (50%) ,
Regency Field Services LLC (50%)
2014 8 2731 1 Cimarex Energy Co. (47%) ,
Regency Field Services LLC (47%) ,
Casillas Petroleum Corp (6%)
2014 9 2378 1 Cimarex Energy Co. (47%) ,
Regency Field Services LLC (47%) ,
Casillas Petroleum Corp (6%)
2014 10 2429 1 Regency Field Services LLC (94%) ,
Casillas Petroleum Corp (6%)
2014 11 2324 1 Regency Field Services LLC (94%) ,
Casillas Petroleum Corp (6%)
2014 12 2175 1 Regency Field Services LLC (93%) ,
Casillas Petroleum Corp (7%)
2015 1 2005 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%)
2015 2 1874 1 Regency Field Services LLC (93%) ,
Casillas Petroleum Corp (7%)
2015 3 2128 1 Regency Field Services LLC (93%) ,
Casillas Petroleum Corp (7%)
2015 4 2387 1 Regency Field Services LLC (94%) ,
Casillas Petroleum Corp (6%)
2015 5 2344 1 Regency Field Services LLC (93%) ,
Casillas Petroleum Corp (7%)
2015 6 2255 1 Regency Field Services LLC (93%) ,
Casillas Petroleum Corp (7%)
2015 7 2362 1 Regency Field Services LLC (93%) ,
Casillas Petroleum Corp (7%)
2015 8 2290 1 Regency Field Services LLC (93%) ,
Casillas Petroleum Corp (7%)
2015 9 2320 1 CASILLAS PETROLEUM CORP (6%) ,
REGENCY FIELD SERVICES LLC (94%)
2015 10 2439 1 CASILLAS PETROLEUM CORP (6%) ,
REGENCY FIELD SERVICES LLC (94%)
2015 11 2325 1 CASILLAS PETROLEUM CORP (6%) ,
REGENCY FIELD SERVICES LLC (94%)
2015 12 2221 1 CASILLAS PETROLEUM CORP (7%) ,
REGENCY FIELD SERVICES LLC (93%)
2016 1 2151 1 CASILLAS PETROLEUM CORP (7%) ,
REGENCY FIELD SERVICES LLC (93%)
2016 2 1872 1 CASILLAS PETROLEUM CORP (8%) ,
REGENCY FIELD SERVICES LLC (92%)
2016 3 2146 1 CASILLAS PETROLEUM CORP (7%) ,
REGENCY FIELD SERVICES LLC (93%)
2016 4 2223 1 CASILLAS PETROLEUM CORP (7%) ,
REGENCY FIELD SERVICES LLC (93%)
2016 5 2139 1 CASILLAS PETROLEUM CORP (7%) ,
REGENCY FIELD SERVICES LLC (93%)
2016 6 2167 1 CASILLAS PETROLEUM CORP (7%) ,
REGENCY FIELD SERVICES LLC (93%)
2016 7 2134 1 CASILLAS PETROLEUM CORP (7%) ,
REGENCY FIELD SERVICES LLC (93%)
2016 8 2121 1 CASILLAS PETROLEUM CORP (7%) ,
REGENCY FIELD SERVICES LLC (93%)
2016 9 2089 1 CASILLAS PETROLEUM CORP (7%) ,
REGENCY FIELD SERVICES LLC (93%)
2016 10 2132 1 CASILLAS PETROLEUM CORP (7%) ,
REGENCY FIELD SERVICES LLC (93%)
2016 11 2040 1 Regency Field Services LLC (93%) ,
Casillas Petroleum Corp (7%)
2016 12 1932 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%)
2017 1 1852 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%)
2017 2 1683 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%)
2017 3 1800 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%)
2017 4 1670 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%)
2017 5 1829 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%)
2017 6 1783 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%)
2017 7 1833 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%)
2017 8 1864 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%)
2017 9 1803 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%)
2017 10 1831 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%)
2017 11 1699 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%)
2017 12 1843 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 1 1584 1 Regency Field Services LLC (90%) ,
Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 2 1622 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 3 1727 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%)
2018 4 1842 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%)
2018 5 1404 1 Regency Field Services LLC (89%) ,
Casillas Petroleum Corp (11%)
2018 6 150 1 Regency Field Services LLC (0%) ,
Casillas Petroleum Corp (100%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 7 1897 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2018 8 1922 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2018 9 1936 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2018 10 1908 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2018 11 1703 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2018 12 2091 1 Casillas Petroleum Corp (7%) ,
ETC TEXAS PIPELINE LTD (93%)
2019 1 2106 1 Casillas Petroleum Corp (7%) ,
ETC TEXAS PIPELINE LTD (93%)
2019 2 1687 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2019 3 1729 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2019 4 1779 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2019 5 1977 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2019 6 1827 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2019 7 1879 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2019 8 1930 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2019 9 2004 1 Casillas Petroleum Corp (7%) ,
ETC TEXAS PIPELINE LTD (93%)
2019 10 1892 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2019 11 1683 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2019 12 1745 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2020 1 1691 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2020 2 1838 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2020 3 2001 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2020 4 1189 1 Casillas Petroleum Corp (13%) ,
ETC TEXAS PIPELINE LTD (87%)
2020 5 1896 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2020 6 1620 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2020 7 1812 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2020 8 1739 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2020 9 1750 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2020 10 1752 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2020 11 1709 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2020 12 1871 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2021 1 1824 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2021 2 1133 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2021 3 1678 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2021 4 1361 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2021 5 1293 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2021 6 1355 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2021 7 1464 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2021 8 1469 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2021 9 1463 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2021 10 1550 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2021 11 1312 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2021 12 1498 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2022 1 1125 1 Casillas Petroleum Corp (14%) ,
ETC TEXAS PIPELINE LTD (86%)
2022 2 1122 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2022 3 1448 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2022 4 1670 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2022 5 1445 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2022 6 1150 1 Casillas Petroleum Corp (13%) ,
ETC TEXAS PIPELINE LTD (87%)
2022 7 1113 1 Casillas Petroleum Corp (14%) ,
ETC TEXAS PIPELINE LTD (86%)
2022 8 1372 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2022 9 1313 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2022 10 1352 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2022 11 1234 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2022 12 1056 1 Casillas Petroleum Corp (15%) ,
ETC TEXAS PIPELINE LTD (85%)
2023 1 1487 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2023 2 1245 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2023 3 1480 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2023 4 1256 1 Casillas Petroleum Corp (6%) ,
ETC TEXAS PIPELINE LTD (94%)
2023 5 1386 1 Casillas Petroleum Corp (5%) ,
ETC TEXAS PIPELINE LTD (95%)
2023 6 973 1 Casillas Petroleum Corp (6%) ,
ETC TEXAS PIPELINE LTD (94%)
2023 7 1084 1 Casillas Petroleum Corp (6%) ,
ETC TEXAS PIPELINE LTD (94%)
2023 8 1049 1 Casillas Petroleum Corp (6%) ,
ETC TEXAS PIPELINE LTD (94%)
2023 9 488 1 Casillas Petroleum Corp (6%) ,
ET Gathering and Processing LLC (94%)
2023 10 993 1 Casillas Petroleum Corp (3%) ,
ET Gathering and Processing LLC (97%)
2023 11 1151 1 Casillas Petroleum Corp (5%) ,
ET Gathering and Processing LLC (95%)
2023 12 1371 1 Casillas Petroleum Corp (5%) ,
ET Gathering and Processing LLC (95%)
2024 1 1178 1 Casillas Petroleum Corp (6%) ,
ET Gathering and Processing LLC (94%)
2024 2 1308 1 Casillas Petroleum Corp (5%) ,
ET Gathering and Processing LLC (95%)
2024 3 1300 1 Casillas Petroleum Corp (5%) ,
ET Gathering and Processing LLC (95%)
2024 4 1240 1 Casillas Petroleum Corp (5%) ,
ET Gathering and Processing LLC (95%)
2024 5 1132 1 Casillas Petroleum Corp (6%) ,
ET Gathering and Processing LLC (94%)
2024 6 1017 1 Casillas Petroleum Corp (5%) ,
ET Gathering and Processing LLC (95%)
2024 7 1153 1 Casillas Petroleum Corp (6%) ,
ET Gathering and Processing LLC (94%)
2024 8 1102 1 Casillas Petroleum Corp (6%) ,
ET Gathering and Processing LLC (94%)
2024 9 1145 1 Casillas Petroleum Corp (6%) ,
ET Gathering and Processing LLC (94%)
2024 10 1294 1 Casillas Petroleum Corp (5%) ,
ET Gathering and Processing LLC (95%)
2024 11 1227 1 Casillas Petroleum Corp (5%) ,
ET Gathering and Processing LLC (95%)
2024 12 1382 1 Casillas Petroleum Corp (5%) ,
ET Gathering and Processing LLC (95%)
2025 1 1068 1 Casillas Petroleum Corp (6%) ,
ET Gathering and Processing LLC (94%)
2025 2 870 1 Casillas Petroleum Corp (6%) ,
ET Gathering and Processing LLC (94%)
2025 3 1385 1 Casillas Petroleum Corp (5%) ,
ET Gathering and Processing LLC (95%)
2025 4 1188 1 Casillas Petroleum Corp (5%) ,
ET Gathering and Processing LLC (95%)
2025 5 1162 1 Casillas Petroleum Corp (6%) ,
ET Gathering and Processing LLC (94%)
2025 6 1060 1 Casillas Petroleum Corp (6%) ,
ET Gathering and Processing LLC (94%)
2025 7 1125 1 Casillas Petroleum Corp (6%) ,
ET Gathering and Processing LLC (94%)
2025 8 1166 1 Casillas Petroleum Corp (5%) ,
ET Gathering and Processing LLC (95%)
2025 9 1165 1 Casillas Petroleum Corp (5%) ,
ET Gathering and Processing LLC (95%)
2025 10 1169 1 Casillas Petroleum Corp (6%) ,
ET Gathering and Processing LLC (94%)
2025 11 1082 1 Casillas Petroleum Corp (6%) ,
ET Gathering and Processing LLC (94%)
2025 12 1296 1 Casillas Petroleum Corp (5%) ,
ET Gathering and Processing LLC (95%)
2026 1 927 1 Casillas Petroleum Corp (5%) ,
ET Gathering and Processing LLC (95%)
2026 2 1183 1 Casillas Petroleum Corp (5%) ,
ET Gathering and Processing LLC (95%)
2026 3 1305 1 Casillas Petroleum Corp (5%) ,
ET Gathering and Processing LLC (95%)
2026 4 1159 1 Casillas Petroleum Corp (5%) ,
ET Gathering and Processing LLC (95%)


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.