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Yearly and monthly production

HILLYARD 'A' 4 Lease 		Save To File
Lease: HILLYARD 'A' 4
Operator: Casillas Petroleum Corp
Location: C SW T26S, R36W, Sec. 20
Cumulative Production: 1752757 mcf (from 1976 to 2024)
KS Dept. of Revenue Lease Code: 207710
KS Dept. of Revenue Lease Name: HILLYARD A-4
View T1 PDF (from KCC)
View T1 PDF (from KCC)
Field: Panoma Gas Area
County: Kearny
Producing Zone: Council Grove Group
Well Data (may be an incomplete list):
T26S R36W, Sec. 20, SW
Lease: HILLYARD 'A' 4
Operator: HELMERICH & PAYNE
Current Operator: Casillas Petroleum Corp
API Number: 15-093-20202

Data are received monthly from the Kansas Department of Revenue.


Annual Gas Production, (mcf)

Year Production Wells
Production Plots

1976 98,193 1
1977 44,202 1
1978 118,472 1
1979 76,899 1
1980 63,414 1
1981 10,223 1
1982 85,220 1
1983 47,350 1
1984 49,594 1
1985 31,258 1
1986 28,784 1
1987 31,933 1
1988 20,521 1
1989 26,852 1
1990 32,661 1
1991 34,630 1
1992 32,444 1
1993 80,625 1
1994 41,841 1
1995 25,732 1
1996 69,518 1
1997 58,966 1
1998 54,066 1
1999 46,589 1
2000 47,707 1
2001 40,903 1
2002 33,863 1
2003 33,399 1
2004 31,090 1
2005 26,859 1
2006 26,430 1
2007 28,082 1
2008 27,218 1
2009 23,718 1
2010 22,702 1
2011 22,172 1
2012 20,810 1
2013 17,710 1
2014 16,831 1
2015 16,805 1
2016 15,772 1
2017 14,409 1
2018 12,745 1
2019 13,433 1
2020 12,860 1
2021 11,488 1
2022 10,517 1
2023 9,531 1
2024 5,716 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 1308 1 Cimarex Energy Co. (50%) ,
Regency Field Services LLC (50%)
2014 2 1244 1 Cimarex Energy Co. (50%) ,
Regency Field Services LLC (50%)
2014 3 1366 1 Cimarex Energy Co. (50%) ,
Regency Field Services LLC (50%)
2014 4 1294 1 Cimarex Energy Co. (50%) ,
Regency Field Services LLC (50%)
2014 5 1342 1 Cimarex Energy Co. (50%) ,
Regency Field Services LLC (50%)
2014 6 1290 1 Cimarex Energy Co. (50%) ,
Regency Field Services LLC (50%)
2014 7 1384 1 Cimarex Energy Co. (50%) ,
Regency Field Services LLC (50%)
2014 8 1540 1 Cimarex Energy Co. (47%) ,
Regency Field Services LLC (47%) ,
Casillas Petroleum Corp (6%)
2014 9 1495 1 Cimarex Energy Co. (47%) ,
Regency Field Services LLC (47%) ,
Casillas Petroleum Corp (6%)
2014 10 1518 1 Regency Field Services LLC (94%) ,
Casillas Petroleum Corp (6%)
2014 11 1488 1 Regency Field Services LLC (94%) ,
Casillas Petroleum Corp (6%)
2014 12 1562 1 Regency Field Services LLC (94%) ,
Casillas Petroleum Corp (6%)
2015 1 1451 1 Regency Field Services LLC (93%) ,
Casillas Petroleum Corp (7%)
2015 2 1376 1 Regency Field Services LLC (94%) ,
Casillas Petroleum Corp (6%)
2015 3 1460 1 Regency Field Services LLC (93%) ,
Casillas Petroleum Corp (7%)
2015 4 1405 1 Regency Field Services LLC (93%) ,
Casillas Petroleum Corp (7%)
2015 5 1421 1 Regency Field Services LLC (93%) ,
Casillas Petroleum Corp (7%)
2015 6 1283 1 Regency Field Services LLC (93%) ,
Casillas Petroleum Corp (7%)
2015 7 1444 1 Regency Field Services LLC (93%) ,
Casillas Petroleum Corp (7%)
2015 8 1443 1 Regency Field Services LLC (93%) ,
Casillas Petroleum Corp (7%)
2015 9 1398 1 CASILLAS PETROLEUM CORP (7%) ,
REGENCY FIELD SERVICES LLC (93%)
2015 10 1418 1 CASILLAS PETROLEUM CORP (7%) ,
REGENCY FIELD SERVICES LLC (93%)
2015 11 1380 1 CASILLAS PETROLEUM CORP (7%) ,
REGENCY FIELD SERVICES LLC (93%)
2015 12 1326 1 CASILLAS PETROLEUM CORP (7%) ,
REGENCY FIELD SERVICES LLC (93%)
2016 1 1185 1 CASILLAS PETROLEUM CORP (8%) ,
REGENCY FIELD SERVICES LLC (92%)
2016 2 1383 1 CASILLAS PETROLEUM CORP (7%) ,
REGENCY FIELD SERVICES LLC (93%)
2016 3 1368 1 CASILLAS PETROLEUM CORP (7%) ,
REGENCY FIELD SERVICES LLC (93%)
2016 4 1318 1 CASILLAS PETROLEUM CORP (7%) ,
REGENCY FIELD SERVICES LLC (93%)
2016 5 1316 1 CASILLAS PETROLEUM CORP (7%) ,
REGENCY FIELD SERVICES LLC (93%)
2016 6 1297 1 CASILLAS PETROLEUM CORP (7%) ,
REGENCY FIELD SERVICES LLC (93%)
2016 7 1329 1 CASILLAS PETROLEUM CORP (7%) ,
REGENCY FIELD SERVICES LLC (93%)
2016 8 1354 1 CASILLAS PETROLEUM CORP (7%) ,
REGENCY FIELD SERVICES LLC (93%)
2016 9 1349 1 CASILLAS PETROLEUM CORP (7%) ,
REGENCY FIELD SERVICES LLC (93%)
2016 10 1377 1 CASILLAS PETROLEUM CORP (7%) ,
REGENCY FIELD SERVICES LLC (93%)
2016 11 1290 1 CASILLAS PETROLEUM CORP (7%) ,
REGENCY FIELD SERVICES LLC (93%)
2016 12 1206 1 Regency Field Services LLC (94%) ,
Casillas Petroleum Corp (6%)
2017 1 1150 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%)
2017 2 1137 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%)
2017 3 1262 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%)
2017 4 1173 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%)
2017 5 1190 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%)
2017 6 1185 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%)
2017 7 1272 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%)
2017 8 1223 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%)
2017 9 1167 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%)
2017 10 1214 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%)
2017 11 1189 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%)
2017 12 1247 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 1 1155 1 Regency Field Services LLC (90%) ,
Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 2 1086 1 Regency Field Services LLC (90%) ,
Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 3 1083 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%)
2018 4 1127 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%)
2018 5 1129 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%)
2018 6 95 1 Regency Field Services LLC (0%) ,
Casillas Petroleum Corp (100%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 7 1219 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2018 8 1191 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2018 9 1164 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2018 10 1185 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2018 11 1151 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2018 12 1160 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2019 1 1052 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2019 2 1010 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2019 3 1062 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2019 4 1202 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2019 5 1174 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2019 6 1139 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2019 7 1186 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2019 8 1152 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2019 9 1082 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2019 10 1130 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2019 11 1107 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2019 12 1137 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2020 1 1105 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2020 2 1069 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2020 3 1050 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2020 4 1035 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2020 5 1074 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2020 6 1054 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2020 7 1107 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2020 8 1096 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2020 9 1078 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2020 10 1109 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2020 11 1017 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2020 12 1066 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2021 1 1104 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2021 2 1056 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2021 3 993 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2021 4 826 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2021 5 826 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2021 6 910 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2021 7 937 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2021 8 939 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2021 9 908 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2021 10 936 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2021 11 1006 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2021 12 1047 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2022 1 865 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2022 2 868 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2022 3 968 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2022 4 993 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2022 5 980 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2022 6 909 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2022 7 734 1 Casillas Petroleum Corp (13%) ,
ETC TEXAS PIPELINE LTD (87%)
2022 8 795 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2022 9 923 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2022 10 1000 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2022 11 670 1 Casillas Petroleum Corp (14%) ,
ETC TEXAS PIPELINE LTD (86%)
2022 12 812 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2023 1 945 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2023 2 755 1 Casillas Petroleum Corp (13%) ,
ETC TEXAS PIPELINE LTD (87%)
2023 3 830 1 Casillas Petroleum Corp (14%) ,
ETC TEXAS PIPELINE LTD (86%)
2023 4 955 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2023 5 764 1 Casillas Petroleum Corp (14%) ,
ETC TEXAS PIPELINE LTD (86%)
2023 6 331 1 Casillas Petroleum Corp (25%) ,
ETC TEXAS PIPELINE LTD (75%)
2023 7 546 1 Casillas Petroleum Corp (16%) ,
ETC TEXAS PIPELINE LTD (84%)
2023 8 680 1 Casillas Petroleum Corp (14%) ,
ETC TEXAS PIPELINE LTD (86%)
2023 9 793 1 Casillas Petroleum Corp (12%) ,
ET Gathering and Processing LLC (88%)
2023 10 1093 1 Casillas Petroleum Corp (8%) ,
ET Gathering and Processing LLC (92%)
2023 11 963 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2023 12 876 1 Casillas Petroleum Corp (11%) ,
ET Gathering and Processing LLC (89%)
2024 1 800 1 Casillas Petroleum Corp (12%) ,
ET Gathering and Processing LLC (88%)
2024 2 789 1 Casillas Petroleum Corp (12%) ,
ET Gathering and Processing LLC (88%)
2024 3 868 1 Casillas Petroleum Corp (11%) ,
ET Gathering and Processing LLC (89%)
2024 4 784 1 Casillas Petroleum Corp (11%) ,
ET Gathering and Processing LLC (89%)
2024 5 829 1 Casillas Petroleum Corp (12%) ,
ET Gathering and Processing LLC (88%)
2024 6 792 1 Casillas Petroleum Corp (12%) ,
ET Gathering and Processing LLC (88%)
2024 7 854 1 Casillas Petroleum Corp (11%) ,
ET Gathering and Processing LLC (89%)


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.