RUTH "A"

Oil · District 7C · Lease #9582

Operator: DISCOVERY OPERATING, INC.

Cum Oil

36k BBL

Cum Gas

199k MCF

casinghead

Wells

1

Production

1993-01 — 2025-05

Peak Month

1994-04

Production History

Cum Oil: 36,102 BBL Cum Gas: 199,116 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

154 BBL/mo

Di (annual)

5.0%

b-factor

0.0

EUR

33,959 BBL

R-squared

0.641

type

exponential

Operator History (from monthly production reports)

1993-01 — 2026-07 DISCOVERY OPERATING, INC. 403 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1DISCOVERY OPERATING, INC.27,4002025-06-05