LEA, KATIE W. A/C 5

Oil · District 08 · Lease #15268

Operator: VANGUARD PERMIAN, LLC

Cum Oil

67k BBL

Cum Gas

304k MCF

casinghead

Wells

12

Production

1993-01 — 2026-04

Peak Month

1993-03

Production History

Cum Oil: 66,530 BBL Cum Gas: 303,514 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

626 BBL/mo

Di (annual)

290.3%

b-factor

1.5

EUR

26,016 BBL

R-squared

0.782

type

hyperbolic

Operator History (from monthly production reports)

2023-11 — 2026-07 FORMENTERA OPERATIONS LLC 33 mo
2022-07 — 2023-10 SLANT OPERATING, LLC 16 mo
2022-01 — 2022-06 CONTANGO RESOURCES, LLC 6 mo
2021-02 — 2021-12 CONTANGO RESOURCES, INC. 11 mo
2019-09 — 2021-01 GRIZZLY OP OF DELAWARE, LLC 17 mo
2015-05 — 2019-08 VANGUARD OPERATING, LLC 52 mo
2012-04 — 2015-04 VANGUARD PERMIAN, LLC 37 mo
2009-09 — 2012-03 ENCORE ENERGY PARTNERS OPER LLC 31 mo
2004-05 — 2009-08 ENCORE OPERATING, L.P. 64 mo
2002-08 — 2004-04 CORTEZ OPERATING COMPANY 21 mo
2002-04 — 2002-07 HOME-STAKE OIL & GAS COMPANY 4 mo
2000-06 — 2002-03 PURE RESOURCES, L.P. 22 mo
1996-11 — 2000-05 TITAN RESOURCES I, INC. 43 mo
1993-01 — 1996-10 MOBIL PRODUCING TX. & N.M. INC. 46 mo

Wells (12)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
92FORMENTERA OPERATIONS LLC45,6002023-02-24
13FORMENTERA OPERATIONS LLC23,4782005-10-03
31FORMENTERA OPERATIONS LLC13,7002005-01-20
1042-103-03632FORMENTERA OPERATIONS LLC------
1142-103-03633FORMENTERA OPERATIONS LLC------
1642-103-03638FORMENTERA OPERATIONS LLC------
1742-103-03639FORMENTERA OPERATIONS LLC------
2042-103-03642FORMENTERA OPERATIONS LLC------
2942-103-30710FORMENTERA OPERATIONS LLC------
3242-103-30868FORMENTERA OPERATIONS LLC------
3342-103-30921FORMENTERA OPERATIONS LLC------
942-103-03631FORMENTERA OPERATIONS LLC------