LOCKHART

Oil · District 08 · Lease #4084

Operator: WINN OPERATING, LLC

Cum Oil

134k BBL

Cum Gas

48k MCF

casinghead

Wells

4

Production

1993-01 — 2009-10

Peak Month

1993-01

Production History

Cum Oil: 134,260 BBL Cum Gas: 48,472 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,593 BBL/mo

Di (annual)

61.6%

b-factor

1.0

EUR

174,768 BBL

R-squared

0.933

type

hyperbolic

Operator History (from monthly production reports)

2022-06 — 2026-07 WINN OPERATING, LLC 50 mo
2018-03 — 2022-05 MAMMOTH EXPLORATION LLC 51 mo
2012-12 — 2018-02 SABER OIL & GAS VENTURES, LLC 63 mo
2000-06 — 2012-11 HUNTINGTON ENERGY, L.L.C. 150 mo
1993-01 — 2000-05 CROSS TIMBERS OPERATING COMPANY 89 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3WINN OPERATING, LLC28,8502014-01-17
9HUNTINGTON ENERGY, L.L.C.28,8542009-08-28
12WINN OPERATING, LLC28,8481995-11-21
642-003-05243WINN OPERATING LLC------