SETH CAMPBELL ESTATE

Oil · District 08 · Lease #51088

Operator: HILCORP ENERGY COMPANY

Cum Oil

64k BBL

Cum Gas

508k MCF

casinghead

Wells

2

Production

2018-11 — 2026-02

Peak Month

2018-12

Production History

Cum Oil: 64,106 BBL Cum Gas: 508,396 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,341 BBL/mo

Di (annual)

58.7%

b-factor

0.3

EUR

68,089 BBL

R-squared

0.807

type

hyperbolic

Operator History (from monthly production reports)

2024-12 — 2026-07 HILCORP ENERGY COMPANY 20 mo
2018-11 — 2024-11 APACHE CORPORATION 73 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2RHILCORP ENERGY COMPANY15,7002018-10-04
3WHILCORP ENERGY COMPANY15,7002018-04-04