JOAN

Oil · District 03 · Lease #25233

Operator: U. S. OPERATING, INC.

Cum Oil

29k BBL

Cum Gas

115k MCF

casinghead

Wells

2

Production

2008-09 — 2026-04

Peak Month

2010-12

Production History

Cum Oil: 29,179 BBL Cum Gas: 114,902 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

776 BBL/mo

Di (annual)

65.5%

b-factor

0.4

EUR

23,233 BBL

R-squared

0.765

type

hyperbolic

Operator History (from monthly production reports)

2025-08 — 2026-07 MAGNOLIA OIL & GAS OPERATING LLC 12 mo
2008-09 — 2025-07 U. S. OPERATING, INC. 203 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2MAGNOLIA OIL & GAS OPERATING LLC28,9002010-06-21
1MAGNOLIA OIL & GAS OPERATING LLC210,0002008-04-07