ENGLISH OIL UNIT

Oil · District 06 · Lease #14249

Operator: RANGE PRODUCTION COMPANY

Cum Oil

272k BBL

Cum Gas

0 MCF

Wells

7

Production

2003-08 — 2025-08

Peak Month

2009-07

Production History

Cum Oil: 271,555 BBL Cum Gas: 0 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,732 BBL/mo

Di (annual)

34.7%

b-factor

0.5

EUR

169,478 BBL

R-squared

0.837

type

hyperbolic

Operator History (from monthly production reports)

2025-12 — 2026-07 HD OPERATING CO, LLC 8 mo
2024-04 — 2025-11 84 ENERGY LLC 20 mo
2008-01 — 2024-03 BASA RESOURCES, INC. 195 mo
2003-08 — 2007-12 RANGE PRODUCTION COMPANY 53 mo

Wells (7)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4RANGE PRODUCTION COMPANY31,8002017-02-27
14HD OPERATING CO LLC21,8502008-10-14
13HD OPERATING CO LLC11,8002004-12-03
12HD OPERATING CO LLC11,8002004-12-02
10HD OPERATING CO LLC11,8002004-07-15
11HD OPERATING CO LLC11,8002004-07-15
6ARANGE PRODUCTION COMPANY11,8002002-02-19