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Yearly and monthly production

HILLYARD 2 Lease 		Save To File
Lease: HILLYARD 2
Operator: Casillas Petroleum Corp
Location: C E2 E2 W2 T26S, R37W, Sec. 10
Cumulative Production: 5891610 mcf (from 1957 to 2026)
KS Dept. of Revenue Lease Code: 201703
KS Dept. of Revenue Lease Name: HILLYARD 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 R37W, Sec. 10, SE SE NW
Lease: HILLYARD 2
Operator: WHITE EAGLE OIL & GAS
Current Operator: Casillas Petroleum Corp
API Number: 15-093-00548
Cumulative production pre-1958 is 927817

Data are received monthly from the Kansas Department of Revenue.


Annual Gas Production, (mcf)

Year Production Wells
Production Plots

1958 99,870 1
1959 153,349 1
1960 95,882 1
1961 135,158 1
1962 127,940 1
1963 124,287 1
1964 139,422 1
1965 219,980 1
1966 209,611 1
1967 174,313 1
1968 161,397 1
1969 234,495 1
1970 242,074 1
1971 94,554 1
1972 139,750 1
1973 199,952 1
1974 198,596 1
1975 169,703 1
1976 161,194 1
1977 145,141 1
1978 155,830 1
1979 19,757 1
1980 13,011 1
1981 25,155 1
1982 103,528 1
1983 82,364 1
1984 100,955 1
1985 41,880 1
1986 17,140 1
1987 89,079 1
1988 58,466 1
1989 108,535 1
1990 69,494 1
1991 70,315 1
1992 68,073 1
1993 57,058 1
1994 62,066 1
1995 52,065 1
1996 45,728 1
1997 37,879 1
1998 33,970 1
1999 29,964 1
2000 29,131 1
2001 25,864 1
2002 23,191 1
2003 26,247 1
2004 29,719 1
2005 21,122 1
2006 18,940 1
2007 15,208 1
2008 17,700 1
2009 14,682 1
2010 15,298 1
2011 14,277 1
2012 13,546 1
2013 11,269 1
2014 11,706 1
2015 12,448 1
2016 11,727 1
2017 10,352 1
2018 9,857 1
2019 11,115 1
2020 10,340 1
2021 9,166 1
2022 8,592 1
2023 7,577 1
2024 7,398 1
2025 7,359 1
2026 982 1
Reported through 2-2026.
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 1 913 1 Cimarex Energy Co. (63%) ,
Regency Field Services LLC (37%)
2014 2 798 1 Cimarex Energy Co. (63%) ,
Regency Field Services LLC (37%)
2014 3 992 1 Cimarex Energy Co. (63%) ,
Regency Field Services LLC (38%)
2014 4 931 1 Cimarex Energy Co. (63%) ,
Regency Field Services LLC (37%)
2014 5 810 1 Cimarex Energy Co. (62%) ,
Regency Field Services LLC (38%)
2014 6 941 1 Cimarex Energy Co. (62%) ,
Regency Field Services LLC (38%)
2014 7 931 1 Cimarex Energy Co. (63%) ,
Regency Field Services LLC (37%)
2014 8 1162 1 Cimarex Energy Co. (54%) ,
Regency Field Services LLC (33%) ,
Casillas Petroleum Corp (13%)
2014 9 1027 1 Cimarex Energy Co. (53%) ,
Regency Field Services LLC (32%) ,
Casillas Petroleum Corp (15%)
2014 10 1075 1 Regency Field Services LLC (86%) ,
Casillas Petroleum Corp (14%)
2014 11 1128 1 Regency Field Services LLC (87%) ,
Casillas Petroleum Corp (13%)
2014 12 998 1 Regency Field Services LLC (84%) ,
Casillas Petroleum Corp (16%)
2015 1 920 1 Regency Field Services LLC (83%) ,
Casillas Petroleum Corp (17%)
2015 2 903 1 Regency Field Services LLC (84%) ,
Casillas Petroleum Corp (16%)
2015 3 951 1 Regency Field Services LLC (84%) ,
Casillas Petroleum Corp (16%)
2015 4 1027 1 Regency Field Services LLC (85%) ,
Casillas Petroleum Corp (15%)
2015 5 1159 1 Regency Field Services LLC (87%) ,
Casillas Petroleum Corp (13%)
2015 6 1055 1 Regency Field Services LLC (86%) ,
Casillas Petroleum Corp (14%)
2015 7 1097 1 Regency Field Services LLC (86%) ,
Casillas Petroleum Corp (14%)
2015 8 1059 1 Regency Field Services LLC (85%) ,
Casillas Petroleum Corp (15%)
2015 9 1074 1 CASILLAS PETROLEUM CORP (14%) ,
REGENCY FIELD SERVICES LLC (86%)
2015 10 1116 1 CASILLAS PETROLEUM CORP (14%) ,
REGENCY FIELD SERVICES LLC (86%)
2015 11 1039 1 CASILLAS PETROLEUM CORP (14%) ,
REGENCY FIELD SERVICES LLC (86%)
2015 12 1048 1 CASILLAS PETROLEUM CORP (15%) ,
REGENCY FIELD SERVICES LLC (85%)
2016 1 994 1 CASILLAS PETROLEUM CORP (16%) ,
REGENCY FIELD SERVICES LLC (84%)
2016 2 905 1 CASILLAS PETROLEUM CORP (16%) ,
REGENCY FIELD SERVICES LLC (84%)
2016 3 1032 1 CASILLAS PETROLEUM CORP (15%) ,
REGENCY FIELD SERVICES LLC (85%)
2016 4 997 1 CASILLAS PETROLEUM CORP (15%) ,
REGENCY FIELD SERVICES LLC (85%)
2016 5 984 1 CASILLAS PETROLEUM CORP (16%) ,
REGENCY FIELD SERVICES LLC (84%)
2016 6 958 1 CASILLAS PETROLEUM CORP (16%) ,
REGENCY FIELD SERVICES LLC (84%)
2016 7 984 1 CASILLAS PETROLEUM CORP (16%) ,
REGENCY FIELD SERVICES LLC (84%)
2016 8 991 1 CASILLAS PETROLEUM CORP (16%) ,
REGENCY FIELD SERVICES LLC (84%)
2016 9 998 1 CASILLAS PETROLEUM CORP (16%) ,
REGENCY FIELD SERVICES LLC (84%)
2016 10 1012 1 CASILLAS PETROLEUM CORP (15%) ,
REGENCY FIELD SERVICES LLC (85%)
2016 11 974 1 CASILLAS PETROLEUM CORP (15%) ,
REGENCY FIELD SERVICES LLC (85%)
2016 12 898 1 Regency Field Services LLC (83%) ,
Casillas Petroleum Corp (17%)
2017 1 859 1 Regency Field Services LLC (82%) ,
Casillas Petroleum Corp (18%)
2017 2 759 1 Regency Field Services LLC (81%) ,
Casillas Petroleum Corp (19%)
2017 3 868 1 Regency Field Services LLC (82%) ,
Casillas Petroleum Corp (18%)
2017 4 800 1 Regency Field Services LLC (82%) ,
Casillas Petroleum Corp (18%)
2017 5 893 1 Regency Field Services LLC (83%) ,
Casillas Petroleum Corp (17%)
2017 6 871 1 Regency Field Services LLC (83%) ,
Casillas Petroleum Corp (17%)
2017 7 880 1 Regency Field Services LLC (82%) ,
Casillas Petroleum Corp (18%)
2017 8 895 1 Regency Field Services LLC (83%) ,
Casillas Petroleum Corp (17%)
2017 9 867 1 Regency Field Services LLC (83%) ,
Casillas Petroleum Corp (17%)
2017 10 898 1 Regency Field Services LLC (83%) ,
Casillas Petroleum Corp (17%)
2017 11 810 1 Regency Field Services LLC (81%) ,
Casillas Petroleum Corp (19%)
2017 12 952 1 Regency Field Services LLC (84%) ,
Casillas Petroleum Corp (16%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 1 887 1 Regency Field Services LLC (83%) ,
Casillas Petroleum Corp (17%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 2 793 1 Regency Field Services LLC (82%) ,
Casillas Petroleum Corp (18%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 3 837 1 Regency Field Services LLC (81%) ,
Casillas Petroleum Corp (19%)
2018 4 885 1 Regency Field Services LLC (83%) ,
Casillas Petroleum Corp (17%)
2018 5 711 1 Regency Field Services LLC (79%) ,
Casillas Petroleum Corp (21%)
2018 6 150 1 Regency Field Services LLC (0%) ,
Casillas Petroleum Corp (100%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 7 941 1 Casillas Petroleum Corp (16%) ,
ETC TEXAS PIPELINE LTD (84%)
2018 8 948 1 Casillas Petroleum Corp (16%) ,
ETC TEXAS PIPELINE LTD (84%)
2018 9 948 1 Casillas Petroleum Corp (16%) ,
ETC TEXAS PIPELINE LTD (84%)
2018 10 939 1 Casillas Petroleum Corp (17%) ,
ETC TEXAS PIPELINE LTD (83%)
2018 11 837 1 Casillas Petroleum Corp (18%) ,
ETC TEXAS PIPELINE LTD (82%)
2018 12 981 1 Casillas Petroleum Corp (16%) ,
ETC TEXAS PIPELINE LTD (84%)
2019 1 1023 1 Casillas Petroleum Corp (15%) ,
ETC TEXAS PIPELINE LTD (85%)
2019 2 839 1 Casillas Petroleum Corp (17%) ,
ETC TEXAS PIPELINE LTD (83%)
2019 3 945 1 Casillas Petroleum Corp (16%) ,
ETC TEXAS PIPELINE LTD (84%)
2019 4 900 1 Casillas Petroleum Corp (17%) ,
ETC TEXAS PIPELINE LTD (83%)
2019 5 992 1 Casillas Petroleum Corp (16%) ,
ETC TEXAS PIPELINE LTD (84%)
2019 6 906 1 Casillas Petroleum Corp (17%) ,
ETC TEXAS PIPELINE LTD (83%)
2019 7 925 1 Casillas Petroleum Corp (16%) ,
ETC TEXAS PIPELINE LTD (84%)
2019 8 955 1 Casillas Petroleum Corp (16%) ,
ETC TEXAS PIPELINE LTD (84%)
2019 9 970 1 Casillas Petroleum Corp (15%) ,
ETC TEXAS PIPELINE LTD (85%)
2019 10 938 1 Casillas Petroleum Corp (17%) ,
ETC TEXAS PIPELINE LTD (83%)
2019 11 837 1 Casillas Petroleum Corp (19%) ,
ETC TEXAS PIPELINE LTD (81%)
2019 12 885 1 Casillas Petroleum Corp (18%) ,
ETC TEXAS PIPELINE LTD (82%)
2020 1 884 1 Casillas Petroleum Corp (18%) ,
ETC TEXAS PIPELINE LTD (82%)
2020 2 790 1 Casillas Petroleum Corp (18%) ,
ETC TEXAS PIPELINE LTD (82%)
2020 3 871 1 Casillas Petroleum Corp (18%) ,
ETC TEXAS PIPELINE LTD (82%)
2020 4 642 1 Casillas Petroleum Corp (23%) ,
ETC TEXAS PIPELINE LTD (77%)
2020 5 1029 1 Casillas Petroleum Corp (15%) ,
ETC TEXAS PIPELINE LTD (85%)
2020 6 843 1 Casillas Petroleum Corp (18%) ,
ETC TEXAS PIPELINE LTD (82%)
2020 7 932 1 Casillas Petroleum Corp (17%) ,
ETC TEXAS PIPELINE LTD (83%)
2020 8 885 1 Casillas Petroleum Corp (18%) ,
ETC TEXAS PIPELINE LTD (82%)
2020 9 866 1 Casillas Petroleum Corp (17%) ,
ETC TEXAS PIPELINE LTD (83%)
2020 10 883 1 Casillas Petroleum Corp (18%) ,
ETC TEXAS PIPELINE LTD (82%)
2020 11 816 1 Casillas Petroleum Corp (18%) ,
ETC TEXAS PIPELINE LTD (82%)
2020 12 899 1 Casillas Petroleum Corp (17%) ,
ETC TEXAS PIPELINE LTD (83%)
2021 1 863 1 Casillas Petroleum Corp (18%) ,
ETC TEXAS PIPELINE LTD (82%)
2021 2 589 1 Casillas Petroleum Corp (24%) ,
ETC TEXAS PIPELINE LTD (76%)
2021 3 887 1 Casillas Petroleum Corp (17%) ,
ETC TEXAS PIPELINE LTD (83%)
2021 4 721 1 Casillas Petroleum Corp (21%) ,
ETC TEXAS PIPELINE LTD (79%)
2021 5 691 1 Casillas Petroleum Corp (22%) ,
ETC TEXAS PIPELINE LTD (78%)
2021 6 730 1 Casillas Petroleum Corp (21%) ,
ETC TEXAS PIPELINE LTD (79%)
2021 7 787 1 Casillas Petroleum Corp (20%) ,
ETC TEXAS PIPELINE LTD (80%)
2021 8 784 1 Casillas Petroleum Corp (20%) ,
ETC TEXAS PIPELINE LTD (80%)
2021 9 784 1 Casillas Petroleum Corp (19%) ,
ETC TEXAS PIPELINE LTD (81%)
2021 10 842 1 Casillas Petroleum Corp (18%) ,
ETC TEXAS PIPELINE LTD (82%)
2021 11 692 1 Casillas Petroleum Corp (22%) ,
ETC TEXAS PIPELINE LTD (78%)
2021 12 796 1 Casillas Petroleum Corp (19%) ,
ETC TEXAS PIPELINE LTD (81%)
2022 1 667 1 Casillas Petroleum Corp (23%) ,
ETC TEXAS PIPELINE LTD (77%)
2022 2 668 1 Casillas Petroleum Corp (21%) ,
ETC TEXAS PIPELINE LTD (79%)
2022 3 847 1 Casillas Petroleum Corp (18%) ,
ETC TEXAS PIPELINE LTD (82%)
2022 4 840 1 Casillas Petroleum Corp (18%) ,
ETC TEXAS PIPELINE LTD (82%)
2022 5 744 1 Casillas Petroleum Corp (21%) ,
ETC TEXAS PIPELINE LTD (79%)
2022 6 625 1 Casillas Petroleum Corp (24%) ,
ETC TEXAS PIPELINE LTD (76%)
2022 7 624 1 Casillas Petroleum Corp (25%) ,
ETC TEXAS PIPELINE LTD (75%)
2022 8 767 1 Casillas Petroleum Corp (20%) ,
ETC TEXAS PIPELINE LTD (80%)
2022 9 737 1 Casillas Petroleum Corp (20%) ,
ETC TEXAS PIPELINE LTD (80%)
2022 10 764 1 Casillas Petroleum Corp (20%) ,
ETC TEXAS PIPELINE LTD (80%)
2022 11 701 1 Casillas Petroleum Corp (21%) ,
ETC TEXAS PIPELINE LTD (79%)
2022 12 608 1 Casillas Petroleum Corp (25%) ,
ETC TEXAS PIPELINE LTD (75%)
2023 1 731 1 Casillas Petroleum Corp (19%) ,
ETC TEXAS PIPELINE LTD (81%)
2023 2 673 1 Casillas Petroleum Corp (20%) ,
ETC TEXAS PIPELINE LTD (80%)
2023 3 806 1 Casillas Petroleum Corp (19%) ,
ETC TEXAS PIPELINE LTD (81%)
2023 4 684 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2023 5 741 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2023 6 526 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2023 7 591 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2023 8 612 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2023 9 259 1 Casillas Petroleum Corp (12%) ,
ET Gathering and Processing LLC (88%)
2023 10 604 1 Casillas Petroleum Corp (5%) ,
ET Gathering and Processing LLC (95%)
2023 11 653 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2023 12 697 1 Casillas Petroleum Corp (9%) ,
ET Gathering and Processing LLC (91%)
2024 1 590 1 Casillas Petroleum Corp (11%) ,
ET Gathering and Processing LLC (89%)
2024 2 679 1 Casillas Petroleum Corp (9%) ,
ET Gathering and Processing LLC (91%)
2024 3 639 1 Casillas Petroleum Corp (9%) ,
ET Gathering and Processing LLC (91%)
2024 4 632 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2024 5 587 1 Casillas Petroleum Corp (11%) ,
ET Gathering and Processing LLC (89%)
2024 6 521 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2024 7 594 1 Casillas Petroleum Corp (11%) ,
ET Gathering and Processing LLC (89%)
2024 8 588 1 Casillas Petroleum Corp (11%) ,
ET Gathering and Processing LLC (89%)
2024 9 615 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2024 10 676 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2024 11 641 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2024 12 636 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2025 1 545 1 Casillas Petroleum Corp (12%) ,
ET Gathering and Processing LLC (88%)
2025 2 443 1 Casillas Petroleum Corp (11%) ,
ET Gathering and Processing LLC (89%)
2025 3 719 1 Casillas Petroleum Corp (9%) ,
ET Gathering and Processing LLC (91%)
2025 4 631 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2025 5 659 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2025 6 579 1 Casillas Petroleum Corp (11%) ,
ET Gathering and Processing LLC (89%)
2025 7 617 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2025 8 636 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2025 9 631 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2025 10 679 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2025 11 602 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2025 12 618 1 Casillas Petroleum Corp (11%) ,
ET Gathering and Processing LLC (89%)
2026 1 404 1 Casillas Petroleum Corp (11%) ,
ET Gathering and Processing LLC (89%)
2026 2 578 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)


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.