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Yearly and monthly production

TULLETT 1 Lease 		Save To File
Lease: TULLETT 1
Operator: Casillas Petroleum Corp
Location: C SE SE NW T25S, R34W, Sec. 35
Cumulative Production: 8542865 mcf (from 1957 to 2025)
KS Dept. of Revenue Lease Code: 203930
KS Dept. of Revenue Lease Name: TULLETT 1
View T1 PDF (from KCC)
View T1 PDF (from KCC)
Field: Hugoton Gas Area
County: Finney
Producing Zone: Chase Group
Well Data (may be an incomplete list):
T25S R34W, Sec. 35, SE SE NW
Lease: TULLETT 1
Operator: HELMERICH & PAYNE
Current Operator: Casillas Petroleum Corp
API Number: 15-055-00625
Cumulative production pre-1958 is 1368108

Data are received monthly from the Kansas Department of Revenue.


Annual Gas Production, (mcf)

Year Production Wells
Production Plots

1958 118,931 1
1959 134,905 1
1960 115,090 1
1961 151,808 1
1962 132,704 1
1963 144,163 1
1964 194,121 1
1965 342,733 1
1966 280,136 1
1967 309,275 1
1968 208,087 1
1969 257,190 1
1970 244,626 1
1971 212,804 1
1972 253,281 1
1973 222,278 1
1974 229,551 1
1975 192,472 1
1976 283,493 1
1977 237,239 1
1978 237,014 1
1979 197,097 1
1980 161,472 1
1981 22,302 1
1982 75,759 1
1983 123,061 1
1984 152,723 1
1985 162,024 1
1986 54,199 1
1987 50,548 1
1988 98,345 1
1989 172,002 1
1990 110,997 1
1991 133,431 1
1992 90,012 1
1993 73,460 1
1994 57,006 1
1995 57,134 1
1996 58,104 1
1997 54,780 1
1998 49,655 1
1999 31,308 1
2000 37,072 1
2001 30,306 1
2002 65,699 1
2003 61,092 1
2004 42,402 1
2005 34,821 1
2006 32,320 1
2007 30,681 1
2008 29,056 1
2009 26,301 1
2010 26,190 1
2011 24,666 1
2012 22,732 1
2013 20,665 1
2014 19,002 1
2015 19,908 1
2016 17,916 1
2017 15,776 1
2018 14,110 1
2019 15,279 1
2020 16,728 1
2021 18,867 1
2022 14,939 1
2023 17,156 1
2024 19,010 1
2025 14,743 1
Reported through 10-2025.
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 1278 1 Cimarex Energy Co. (100%)
2014 2 1154 1 Cimarex Energy Co. (100%)
2014 3 1785 1 Cimarex Energy Co. (100%)
2014 4 1547 1 Cimarex Energy Co. (100%)
2014 5 1694 1 Cimarex Energy Co. (100%)
2014 6 1538 1 Cimarex Energy Co. (100%)
2014 7 1550 1 Cimarex Energy Co. (100%)
2014 8 1644 1 Cimarex Energy Co. (93%) ,
Casillas Petroleum Corp (7%)
2014 9 1661 1 Cimarex Energy Co. (93%) ,
Casillas Petroleum Corp (7%)
2014 10 1745 1 Regency Field Services LLC (93%) ,
Casillas Petroleum Corp (7%)
2014 11 1640 1 Regency Field Services LLC (93%) ,
Casillas Petroleum Corp (7%)
2014 12 1766 1 Regency Field Services LLC (93%) ,
Casillas Petroleum Corp (7%)
2015 1 1401 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%)
2015 2 1331 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%)
2015 3 1620 1 Regency Field Services LLC (93%) ,
Casillas Petroleum Corp (7%)
2015 4 1944 1 Regency Field Services LLC (94%) ,
Casillas Petroleum Corp (6%)
2015 5 2000 1 Regency Field Services LLC (94%) ,
Casillas Petroleum Corp (6%)
2015 6 1553 1 Regency Field Services LLC (93%) ,
Casillas Petroleum Corp (7%)
2015 7 1818 1 Regency Field Services LLC (94%) ,
Casillas Petroleum Corp (6%)
2015 8 1679 1 Regency Field Services LLC (93%) ,
Casillas Petroleum Corp (7%)
2015 9 1672 1 CASILLAS PETROLEUM CORP (7%) ,
REGENCY FIELD SERVICES LLC (93%)
2015 10 1729 1 CASILLAS PETROLEUM CORP (7%) ,
REGENCY FIELD SERVICES LLC (93%)
2015 11 1555 1 CASILLAS PETROLEUM CORP (7%) ,
REGENCY FIELD SERVICES LLC (93%)
2015 12 1606 1 CASILLAS PETROLEUM CORP (7%) ,
REGENCY FIELD SERVICES LLC (93%)
2016 1 1460 1 CASILLAS PETROLEUM CORP (8%) ,
REGENCY FIELD SERVICES LLC (92%)
2016 2 1514 1 CASILLAS PETROLEUM CORP (7%) ,
REGENCY FIELD SERVICES LLC (93%)
2016 3 1776 1 CASILLAS PETROLEUM CORP (6%) ,
REGENCY FIELD SERVICES LLC (94%)
2016 4 1664 1 CASILLAS PETROLEUM CORP (7%) ,
REGENCY FIELD SERVICES LLC (93%)
2016 5 1462 1 CASILLAS PETROLEUM CORP (8%) ,
REGENCY FIELD SERVICES LLC (92%)
2016 6 1409 1 CASILLAS PETROLEUM CORP (8%) ,
REGENCY FIELD SERVICES LLC (92%)
2016 7 1548 1 CASILLAS PETROLEUM CORP (8%) ,
REGENCY FIELD SERVICES LLC (92%)
2016 8 1513 1 CASILLAS PETROLEUM CORP (8%) ,
REGENCY FIELD SERVICES LLC (92%)
2016 9 1442 1 CASILLAS PETROLEUM CORP (8%) ,
REGENCY FIELD SERVICES LLC (92%)
2016 10 1418 1 CASILLAS PETROLEUM CORP (8%) ,
REGENCY FIELD SERVICES LLC (92%)
2016 11 1193 1 Regency Field Services LLC (90%) ,
Casillas Petroleum Corp (10%)
2016 12 1517 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%)
2017 1 1227 1 Regency Field Services LLC (90%) ,
Casillas Petroleum Corp (10%)
2017 2 847 1 Regency Field Services LLC (86%) ,
Casillas Petroleum Corp (14%)
2017 3 1429 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%)
2017 4 1359 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%)
2017 5 1500 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%)
2017 6 1396 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%)
2017 7 1542 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%)
2017 8 478 1 Regency Field Services LLC (74%) ,
Casillas Petroleum Corp (26%)
2017 9 1462 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%)
2017 10 1579 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%)
2017 11 1582 1 Regency Field Services LLC (93%) ,
Casillas Petroleum Corp (7%)
2017 12 1375 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 1 1259 1 Regency Field Services LLC (91%) ,
Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 2 1322 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 3 1528 1 Regency Field Services LLC (93%) ,
Casillas Petroleum Corp (7%)
2018 4 1347 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%)
2018 5 1363 1 Regency Field Services LLC (92%) ,
Casillas Petroleum Corp (8%)
2018 6 106 1 Regency Field Services LLC (0%) ,
Casillas Petroleum Corp (100%) ,
ETC TEXAS PIPELINE LTD (0%)
2018 7 1314 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2018 8 386 1 Casillas Petroleum Corp (29%) ,
ETC TEXAS PIPELINE LTD (71%)
2018 9 1297 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2018 10 1461 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2018 11 1436 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2018 12 1291 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2019 1 1265 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2019 2 1074 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2019 3 1284 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2019 4 1227 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2019 5 1296 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2019 6 1252 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2019 7 1213 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2019 8 1269 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2019 9 1185 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2019 10 1297 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2019 11 1367 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2019 12 1550 1 Casillas Petroleum Corp (7%) ,
ETC TEXAS PIPELINE LTD (93%)
2020 1 1616 1 Casillas Petroleum Corp (7%) ,
ETC TEXAS PIPELINE LTD (93%)
2020 2 940 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2020 3 1135 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2020 4 1312 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2020 5 1682 1 Casillas Petroleum Corp (7%) ,
ETC TEXAS PIPELINE LTD (93%)
2020 6 1297 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2020 7 1233 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2020 8 1322 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2020 9 1274 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2020 10 1647 1 Casillas Petroleum Corp (7%) ,
ETC TEXAS PIPELINE LTD (93%)
2020 11 1631 1 Casillas Petroleum Corp (7%) ,
ETC TEXAS PIPELINE LTD (93%)
2020 12 1639 1 Casillas Petroleum Corp (7%) ,
ETC TEXAS PIPELINE LTD (93%)
2021 1 1519 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2021 2 743 1 Casillas Petroleum Corp (14%) ,
ETC TEXAS PIPELINE LTD (86%)
2021 3 1771 1 Casillas Petroleum Corp (6%) ,
ETC TEXAS PIPELINE LTD (94%)
2021 4 1643 1 Casillas Petroleum Corp (7%) ,
ETC TEXAS PIPELINE LTD (93%)
2021 5 2139 1 Casillas Petroleum Corp (5%) ,
ETC TEXAS PIPELINE LTD (95%)
2021 6 2240 1 Casillas Petroleum Corp (5%) ,
ETC TEXAS PIPELINE LTD (95%)
2021 7 1821 1 Casillas Petroleum Corp (6%) ,
ETC TEXAS PIPELINE LTD (94%)
2021 8 1423 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2021 9 1318 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2021 10 1400 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2021 11 1322 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2021 12 1528 1 Casillas Petroleum Corp (7%) ,
ETC TEXAS PIPELINE LTD (93%)
2022 1 1262 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2022 2 1211 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2022 3 1298 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2022 4 1202 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2022 5 1317 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2022 6 1182 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2022 7 1260 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2022 8 1329 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2022 9 1236 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2022 10 1239 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2022 11 1238 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2022 12 1165 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2023 1 1303 1 Casillas Petroleum Corp (9%) ,
ETC TEXAS PIPELINE LTD (91%)
2023 2 1096 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2023 3 1357 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2023 4 1226 1 Casillas Petroleum Corp (10%) ,
ETC TEXAS PIPELINE LTD (90%)
2023 5 1577 1 Casillas Petroleum Corp (8%) ,
ETC TEXAS PIPELINE LTD (92%)
2023 6 1129 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2023 7 1396 1 Casillas Petroleum Corp (12%) ,
ETC TEXAS PIPELINE LTD (88%)
2023 8 1360 1 Casillas Petroleum Corp (11%) ,
ETC TEXAS PIPELINE LTD (89%)
2023 9 1488 1 Casillas Petroleum Corp (11%) ,
ET Gathering and Processing LLC (89%)
2023 10 1685 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2023 11 1802 1 Casillas Petroleum Corp (9%) ,
ET Gathering and Processing LLC (91%)
2023 12 1737 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2024 1 1244 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2024 2 1523 1 Casillas Petroleum Corp (11%) ,
ET Gathering and Processing LLC (89%)
2024 3 1493 1 Casillas Petroleum Corp (11%) ,
ET Gathering and Processing LLC (89%)
2024 4 1542 1 Casillas Petroleum Corp (11%) ,
ET Gathering and Processing LLC (89%)
2024 5 1533 1 Casillas Petroleum Corp (11%) ,
ET Gathering and Processing LLC (89%)
2024 6 1736 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2024 7 1700 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2024 8 1560 1 Casillas Petroleum Corp (11%) ,
ET Gathering and Processing LLC (89%)
2024 9 1618 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2024 10 1677 1 Casillas Petroleum Corp (11%) ,
ET Gathering and Processing LLC (89%)
2024 11 1700 1 Casillas Petroleum Corp (11%) ,
ET Gathering and Processing LLC (89%)
2024 12 1684 1 Casillas Petroleum Corp (12%) ,
ET Gathering and Processing LLC (88%)
2025 1 1364 1 Casillas Petroleum Corp (14%) ,
ET Gathering and Processing LLC (86%)
2025 2 1171 1 Casillas Petroleum Corp (13%) ,
ET Gathering and Processing LLC (87%)
2025 3 1717 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2025 4 1516 1 Casillas Petroleum Corp (11%) ,
ET Gathering and Processing LLC (89%)
2025 5 1733 1 Casillas Petroleum Corp (11%) ,
ET Gathering and Processing LLC (89%)
2025 6 1785 1 Casillas Petroleum Corp (10%) ,
ET Gathering and Processing LLC (90%)
2025 7 1449 1 Casillas Petroleum Corp (12%) ,
ET Gathering and Processing LLC (88%)
2025 8 1406 1 Casillas Petroleum Corp (15%) ,
ET Gathering and Processing LLC (85%)
2025 9 1308 1 Casillas Petroleum Corp (16%) ,
ET Gathering and Processing LLC (84%)
2025 10 1294 1 Casillas Petroleum Corp (14%) ,
ET Gathering and Processing LLC (86%)


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.