JORDAN, R. H. -579-

Oil · District 8A · Lease #69579

Operator: STEPHENS & JOHNSON OPERATING CO.

Cum Oil

21k BBL

Cum Gas

0 MCF

Wells

1

Production

2010-06 — 2026-04

Peak Month

2010-07

Production History

Cum Oil: 21,117 BBL Cum Gas: 0 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

157 BBL/mo

Di (annual)

5.9%

b-factor

0.0

EUR

30,050 BBL

R-squared

0.361

type

exponential

Operator History (from monthly production reports)

2010-06 — 2026-07 STEPHENS & JOHNSON OPERATING CO. 194 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
10STEPHENS & JOHNSON OPERATING CO.29,0002010-06-21