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Yearly and monthly production

HILLYARD 4-2 Lease 		Save To File
Lease: HILLYARD 4-2
Operator: Casillas Petroleum Corp
Location: NW SW SE T26S, R36W, Sec. 21
Cumulative Production: 1735803 mcf (from 1992 to 2024)
KS Dept. of Revenue Lease Code: 218153
KS Dept. of Revenue Lease Name: HILLYARD 4-2
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 R36W, Sec. 21, NW SW SE
Lease: HILLYARD 4-2
Operator: HELMERICH & PAYNE
Current Operator: Casillas Petroleum Corp
API Number: 15-093-21199

Data are received monthly from the Kansas Department of Revenue.


Annual Gas Production, (mcf)

Year Production Wells
Production Plots

1992 127,145 1
1993 163,631 1
1994 99,119 1
1995 110,964 1
1996 98,302 -
1997 87,011 -
1998 83,029 -
1999 75,198 -
2000 73,533 -
2001 67,762 -
2002 62,194 0
2003 59,392 0
2004 54,464 0
2005 51,111 0
2006 47,334 0
2007 42,722 0
2008 39,918 0
2009 36,194 0
2010 34,860 0
2011 32,702 0
2012 32,306 0
2013 28,346 0
2014 26,952 0
2015 26,023 0
2016 25,528 0
2017 23,200 1
2018 20,013 1
2019 20,888 1
2020 20,909 1
2021 19,199 1
2022 18,285 1
2023 17,916 1
2024 9,653 1
Reported through 7-2024.
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 2010 0 Cimarex Energy Co. (50%) ,
Regency Field Services LLC (50%)
2014 2 1850 0 Cimarex Energy Co. (50%) ,
Regency Field Services LLC (50%)
2014 3 2018 0 Cimarex Energy Co. (50%) ,
Regency Field Services LLC (50%)
2014 4 1964 0 Cimarex Energy Co. (50%) ,
Regency Field Services LLC (50%)
2014 5 2214 0 Cimarex Energy Co. (50%) ,
Regency Field Services LLC (50%)
2014 6 2320 0 Cimarex Energy Co. (50%) ,
Regency Field Services LLC (50%)
2014 7 2482 0 Cimarex Energy Co. (50%) ,
Regency Field Services LLC (50%)
2014 8 2556 0 Cimarex Energy Co. (48%) ,
Regency Field Services LLC (48%) ,
Casillas Petroleum Corp (4%)
2014 9 2427 0 Cimarex Energy Co. (48%) ,
Regency Field Services LLC (48%) ,
Casillas Petroleum Corp (4%)
2014 10 2448 0 Regency Field Services LLC (96%) ,
Casillas Petroleum Corp (4%)
2014 11 2382 0 Regency Field Services LLC (96%) ,
Casillas Petroleum Corp (4%)
2014 12 2281 0 Regency Field Services LLC (96%) ,
Casillas Petroleum Corp (4%)
2015 1 2091 0 Regency Field Services LLC (95%) ,
Casillas Petroleum Corp (5%)
2015 2 1858 0 Regency Field Services LLC (95%) ,
Casillas Petroleum Corp (5%)
2015 3 1977 0 Regency Field Services LLC (95%) ,
Casillas Petroleum Corp (5%)
2015 4 1889 0 Regency Field Services LLC (95%) ,
Casillas Petroleum Corp (5%)
2015 5 2154 0 Regency Field Services LLC (95%) ,
Casillas Petroleum Corp (5%)
2015 6 2100 0 Regency Field Services LLC (95%) ,
Casillas Petroleum Corp (5%)
2015 7 2493 0 Regency Field Services LLC (96%) ,
Casillas Petroleum Corp (4%)
2015 8 2402 0 Regency Field Services LLC (96%) ,
Casillas Petroleum Corp (4%)
2015 9 2339 0 CASILLAS PETROLEUM CORP (4%) ,
REGENCY FIELD SERVICES LLC (96%)
2015 10 2324 0 CASILLAS PETROLEUM CORP (4%) ,
REGENCY FIELD SERVICES LLC (96%)
2015 11 2287 0 CASILLAS PETROLEUM CORP (4%) ,
REGENCY FIELD SERVICES LLC (96%)
2015 12 2109 0 CASILLAS PETROLEUM CORP (5%) ,
REGENCY FIELD SERVICES LLC (95%)
2016 1 1813 0 CASILLAS PETROLEUM CORP (5%) ,
REGENCY FIELD SERVICES LLC (95%)
2016 2 1997 0 CASILLAS PETROLEUM CORP (5%) ,
REGENCY FIELD SERVICES LLC (95%)
2016 3 1973 0 CASILLAS PETROLEUM CORP (5%) ,
REGENCY FIELD SERVICES LLC (95%)
2016 4 2017 0 CASILLAS PETROLEUM CORP (5%) ,
REGENCY FIELD SERVICES LLC (95%)
2016 5 2180 0 CASILLAS PETROLEUM CORP (4%) ,
REGENCY FIELD SERVICES LLC (96%)
2016 6 2263 0 CASILLAS PETROLEUM CORP (4%) ,
REGENCY FIELD SERVICES LLC (96%)
2016 7 2325 0 CASILLAS PETROLEUM CORP (4%) ,
REGENCY FIELD SERVICES LLC (96%)
2016 8 2280 0 CASILLAS PETROLEUM CORP (4%) ,
REGENCY FIELD SERVICES LLC (96%)
2016 9 2269 0 CASILLAS PETROLEUM CORP (4%) ,
REGENCY FIELD SERVICES LLC (96%)
2016 10 2243 0 CASILLAS PETROLEUM CORP (4%) ,
REGENCY FIELD SERVICES LLC (96%)
2016 11 2170 0 Regency Field Services LLC (96%) ,
Casillas Petroleum Corp (4%)
2016 12 1998 0 Regency Field Services LLC (96%) ,
Casillas Petroleum Corp (4%)
2017 1 1878 0 Regency Field Services LLC (95%) ,
Casillas Petroleum Corp (5%)
2017 2 1638 1 Regency Field Services LLC (94%) ,
Casillas Petroleum Corp (6%)
2017 3 1823 1 Regency Field Services LLC (95%) ,
Casillas Petroleum Corp (5%)
2017 4 1727 1 Regency Field Services LLC (94%) ,
Casillas Petroleum Corp (6%)
2017 5 1806 1 Regency Field Services LLC (95%) ,
Casillas Petroleum Corp (5%)
2017 6 1885 1 Regency Field Services LLC (95%) ,
Casillas Petroleum Corp (5%)
2017 7 2199 1 Regency Field Services LLC (96%) ,
Casillas Petroleum Corp (4%)
2017 8 2158 1 Regency Field Services LLC (95%) ,
Casillas Petroleum Corp (5%)
2017 9 2043 1 Regency Field Services LLC (95%) ,
Casillas Petroleum Corp (5%)
2017 10 2120 1 Regency Field Services LLC (95%) ,
Casillas Petroleum Corp (5%)
2017 11 1996 1 Regency Field Services LLC (95%) ,
Casillas Petroleum Corp (5%)
2017 12 1927 1 Regency Field Services LLC (94%) ,
Casillas Petroleum Corp (6%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 1 1781 1 Regency Field Services LLC (93%) ,
Casillas Petroleum Corp (7%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 2 1411 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 3 1603 1 Regency Field Services LLC (94%) ,
Casillas Petroleum Corp (6%)
2018 4 1640 1 Regency Field Services LLC (94%) ,
Casillas Petroleum Corp (6%)
2018 5 1678 1 Regency Field Services LLC (94%) ,
Casillas Petroleum Corp (6%)
2018 6 95 1 Regency Field Services LLC (0%) ,
Casillas Petroleum Corp (100%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 7 2091 1 Casillas Petroleum Corp (5%) ,
ETC TEXAS PIPELINE LTD (95%)
2018 8 2092 1 Casillas Petroleum Corp (5%) ,
ETC TEXAS PIPELINE LTD (95%)
2018 9 1984 1 Casillas Petroleum Corp (5%) ,
ETC TEXAS PIPELINE LTD (95%)
2018 10 2018 1 Casillas Petroleum Corp (5%) ,
ETC TEXAS PIPELINE LTD (95%)
2018 11 1864 1 Casillas Petroleum Corp (5%) ,
ETC TEXAS PIPELINE LTD (95%)
2018 12 1756 1 Casillas Petroleum Corp (6%) ,
ETC TEXAS PIPELINE LTD (94%)
2019 1 1621 1 Casillas Petroleum Corp (6%) ,
ETC TEXAS PIPELINE LTD (94%)
2019 2 1406 1 Casillas Petroleum Corp (6%) ,
ETC TEXAS PIPELINE LTD (94%)
2019 3 1598 1 Casillas Petroleum Corp (6%) ,
ETC TEXAS PIPELINE LTD (94%)
2019 4 1499 1 Casillas Petroleum Corp (6%) ,
ETC TEXAS PIPELINE LTD (94%)
2019 5 1683 1 Casillas Petroleum Corp (6%) ,
ETC TEXAS PIPELINE LTD (94%)
2019 6 1764 1 Casillas Petroleum Corp (5%) ,
ETC TEXAS PIPELINE LTD (95%)
2019 7 1862 1 Casillas Petroleum Corp (5%) ,
ETC TEXAS PIPELINE LTD (95%)
2019 8 2017 1 Casillas Petroleum Corp (5%) ,
ETC TEXAS PIPELINE LTD (95%)
2019 9 1817 1 Casillas Petroleum Corp (5%) ,
ETC TEXAS PIPELINE LTD (95%)
2019 10 1928 1 Casillas Petroleum Corp (5%) ,
ETC TEXAS PIPELINE LTD (95%)
2019 11 1893 1 Casillas Petroleum Corp (5%) ,
ETC TEXAS PIPELINE LTD (95%)
2019 12 1800 1 Casillas Petroleum Corp (5%) ,
ETC TEXAS PIPELINE LTD (95%)
2020 1 1686 1 Casillas Petroleum Corp (6%) ,
ETC TEXAS PIPELINE LTD (94%)
2020 2 1549 1 Casillas Petroleum Corp (6%) ,
ETC TEXAS PIPELINE LTD (94%)
2020 3 1567 1 Casillas Petroleum Corp (6%) ,
ETC TEXAS PIPELINE LTD (94%)
2020 4 1550 1 Casillas Petroleum Corp (6%) ,
ETC TEXAS PIPELINE LTD (94%)
2020 5 1664 1 Casillas Petroleum Corp (6%) ,
ETC TEXAS PIPELINE LTD (94%)
2020 6 1768 1 Casillas Petroleum Corp (5%) ,
ETC TEXAS PIPELINE LTD (95%)
2020 7 1976 1 Casillas Petroleum Corp (5%) ,
ETC TEXAS PIPELINE LTD (95%)
2020 8 1982 1 Casillas Petroleum Corp (5%) ,
ETC TEXAS PIPELINE LTD (95%)
2020 9 1836 1 Casillas Petroleum Corp (5%) ,
ETC TEXAS PIPELINE LTD (95%)
2020 10 1839 1 Casillas Petroleum Corp (5%) ,
ETC TEXAS PIPELINE LTD (95%)
2020 11 1750 1 Casillas Petroleum Corp (5%) ,
ETC TEXAS PIPELINE LTD (95%)
2020 12 1742 1 Casillas Petroleum Corp (6%) ,
ETC TEXAS PIPELINE LTD (94%)
2021 1 1651 1 Casillas Petroleum Corp (6%) ,
ETC TEXAS PIPELINE LTD (94%)
2021 2 1125 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2021 3 1469 1 Casillas Petroleum Corp (7%) ,
ETC TEXAS PIPELINE LTD (93%)
2021 4 1306 1 Casillas Petroleum Corp (7%) ,
ETC TEXAS PIPELINE LTD (93%)
2021 5 1384 1 Casillas Petroleum Corp (7%) ,
ETC TEXAS PIPELINE LTD (93%)
2021 6 1682 1 Casillas Petroleum Corp (6%) ,
ETC TEXAS PIPELINE LTD (94%)
2021 7 1756 1 Casillas Petroleum Corp (6%) ,
ETC TEXAS PIPELINE LTD (94%)
2021 8 1839 1 Casillas Petroleum Corp (5%) ,
ETC TEXAS PIPELINE LTD (95%)
2021 9 1734 1 Casillas Petroleum Corp (5%) ,
ETC TEXAS PIPELINE LTD (95%)
2021 10 1711 1 Casillas Petroleum Corp (6%) ,
ETC TEXAS PIPELINE LTD (94%)
2021 11 1775 1 Casillas Petroleum Corp (5%) ,
ETC TEXAS PIPELINE LTD (95%)
2021 12 1767 1 Casillas Petroleum Corp (6%) ,
ETC TEXAS PIPELINE LTD (94%)
2022 1 1425 1 Casillas Petroleum Corp (7%) ,
ETC TEXAS PIPELINE LTD (93%)
2022 2 1235 1 Casillas Petroleum Corp (7%) ,
ETC TEXAS PIPELINE LTD (93%)
2022 3 1508 1 Casillas Petroleum Corp (6%) ,
ETC TEXAS PIPELINE LTD (94%)
2022 4 1566 1 Casillas Petroleum Corp (6%) ,
ETC TEXAS PIPELINE LTD (94%)
2022 5 1590 1 Casillas Petroleum Corp (6%) ,
ETC TEXAS PIPELINE LTD (94%)
2022 6 1597 1 Casillas Petroleum Corp (6%) ,
ETC TEXAS PIPELINE LTD (94%)
2022 7 1517 1 Casillas Petroleum Corp (6%) ,
ETC TEXAS PIPELINE LTD (94%)
2022 8 1572 1 Casillas Petroleum Corp (6%) ,
ETC TEXAS PIPELINE LTD (94%)
2022 9 1697 1 Casillas Petroleum Corp (6%) ,
ETC TEXAS PIPELINE LTD (94%)
2022 10 1798 1 Casillas Petroleum Corp (5%) ,
ETC TEXAS PIPELINE LTD (95%)
2022 11 1191 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2022 12 1589 1 Casillas Petroleum Corp (6%) ,
ETC TEXAS PIPELINE LTD (94%)
2023 1 1614 1 Casillas Petroleum Corp (7%) ,
ETC TEXAS PIPELINE LTD (93%)
2023 2 1368 1 Casillas Petroleum Corp (7%) ,
ETC TEXAS PIPELINE LTD (93%)
2023 3 1457 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2023 4 1530 1 Casillas Petroleum Corp (7%) ,
ETC TEXAS PIPELINE LTD (93%)
2023 5 1357 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2023 6 1137 1 Casillas Petroleum Corp (7%) ,
ETC TEXAS PIPELINE LTD (93%)
2023 7 1289 1 Casillas Petroleum Corp (7%) ,
ETC TEXAS PIPELINE LTD (93%)
2023 8 1570 1 Casillas Petroleum Corp (6%) ,
ETC TEXAS PIPELINE LTD (94%)
2023 9 1560 1 Casillas Petroleum Corp (6%) ,
ET Gathering and Processing LLC (94%)
2023 10 1871 1 Casillas Petroleum Corp (5%) ,
ET Gathering and Processing LLC (95%)
2023 11 1661 1 Casillas Petroleum Corp (6%) ,
ET Gathering and Processing LLC (94%)
2023 12 1502 1 Casillas Petroleum Corp (6%) ,
ET Gathering and Processing LLC (94%)
2024 1 1346 1 Casillas Petroleum Corp (7%) ,
ET Gathering and Processing LLC (93%)
2024 2 1255 1 Casillas Petroleum Corp (7%) ,
ET Gathering and Processing LLC (93%)
2024 3 1382 1 Casillas Petroleum Corp (7%) ,
ET Gathering and Processing LLC (93%)
2024 4 1264 1 Casillas Petroleum Corp (7%) ,
ET Gathering and Processing LLC (93%)
2024 5 1325 1 Casillas Petroleum Corp (8%) ,
ET Gathering and Processing LLC (92%)
2024 6 1472 1 Casillas Petroleum Corp (6%) ,
ET Gathering and Processing LLC (94%)
2024 7 1609 1 Casillas Petroleum Corp (6%) ,
ET Gathering and Processing LLC (94%)


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.