S HERBST UNIT A

Oil · District 01 · Lease #16798

Operator: MURPHY EXPL. & PROD. CO. - USA

Cum Oil

131k BBL

Cum Gas

110k MCF

casinghead

Wells

1

Production

2013-04 — 2026-04

Peak Month

2013-05

Production History

Cum Oil: 130,871 BBL Cum Gas: 110,355 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

8,113 BBL/mo

Di (annual)

243.3%

b-factor

0.6

EUR

94,519 BBL

R-squared

0.817

type

hyperbolic

Operator History (from monthly production reports)

2013-04 — 2026-07 MURPHY EXPL. & PROD. CO. - USA 160 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HMURPHY EXPL. & PROD. CO. - USA210,1002012-11-29