COWAN & MCKINNEY -E-

Oil · District 09 · Lease #1078

Operator: SABRE OPERATING, INC.

Cum Oil

18k BBL

Cum Gas

11k MCF

casinghead

Wells

5

Production

1993-01 — 2026-04

Peak Month

1993-05

Production History

Cum Oil: 18,127 BBL Cum Gas: 11,148 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

190 BBL/mo

Di (annual)

31.7%

b-factor

0.5

EUR

12,785 BBL

R-squared

0.614

type

hyperbolic

Operator History (from monthly production reports)

2007-04 — 2026-07 JDL OPERATING, LLC 232 mo
2002-05 — 2007-03 LINDEMANN, JAMES D. 59 mo
2000-06 — 2002-04 SABRE OPERATING, INC. 23 mo
1993-01 — 2000-05 DELRAY OIL, INC. 89 mo

Wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
9JDL OPERATING, LLC15,2501979-04-10
142-009-01011JDL OPERATING, LLC------
242-009-83565JDL OPERATING, LLC------
342-009-01010JDL OPERATING, LLC------
442-009-02712JDL OPERATING, LLC------