SOVEREIGN 28-0-18-7 C

Oil · District 08 · Lease #63950

Operator: ANADARKO E&P ONSHORE LLC

Cum Oil

336k BBL

Cum Gas

622k MCF

casinghead

Wells

1

Production

2025-03 — 2026-04

Peak Month

2025-04

Production History

Cum Oil: 335,546 BBL Cum Gas: 622,174 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

61,555 BBL/mo

Di (annual)

275.4%

b-factor

0.2

EUR

336,426 BBL

R-squared

0.949

type

hyperbolic

Operator History (from monthly production reports)

2025-03 — 2026-07 ANADARKO E&P ONSHORE LLC 17 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
13HANADARKO E&P ONSHORE LLC113,0002024-07-03