PHYLLIS

Oil · District 03 · Lease #16708

Operator: U. S. OPERATING, INC.

Cum Oil

118k BBL

Cum Gas

243k MCF

casinghead

Wells

2

Production

1993-01 — 2026-04

Peak Month

2001-12

Production History

Cum Oil: 118,013 BBL Cum Gas: 242,968 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

3,271 BBL/mo

Di (annual)

128.2%

b-factor

0.9

EUR

111,431 BBL

R-squared

0.882

type

hyperbolic

Operator History (from monthly production reports)

2025-08 — 2026-07 MAGNOLIA OIL & GAS OPERATING LLC 12 mo
1993-01 — 2025-07 U. S. OPERATING, INC. 391 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1MAGNOLIA OIL & GAS OPERATING LLC38,8002001-07-10
1REMAGNOLIA OIL & GAS OPERATING LLC38,8002001-07-10