STEPHENSON "A"

Oil · District 06 · Lease #14424

Operator: SOUTHWESTERN ENERGY PROD. CO.

Cum Oil

4k BBL

Cum Gas

116k MCF

casinghead

Wells

1

Production

2005-05 — 2023-05

Peak Month

2005-06

Production History

Cum Oil: 4,477 BBL Cum Gas: 116,445 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

148 BBL/mo

Di (annual)

49.5%

b-factor

0.1

EUR

3,934 BBL

R-squared

0.628

type

hyperbolic

Operator History (from monthly production reports)

2014-11 — 2026-07 HIBBARD ENERGY, LP 141 mo
2005-05 — 2014-10 SOUTHWESTERN ENERGY PROD. CO. 114 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HIBBARD ENERGY, LP39,0002005-01-11