SSU ALLOCATION #1

Oil · District 01 · Lease #18757

Operator: XTO ENERGY INC.

Cum Oil

511k BBL

Cum Gas

628k MCF

casinghead

Wells

1

Production

2015-08 — 2026-04

Peak Month

2025-02

Production History

Cum Oil: 511,157 BBL Cum Gas: 627,600 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

17,663 BBL/mo

Di (annual)

143.6%

b-factor

0.6

EUR

339,523 BBL

R-squared

0.983

type

hyperbolic

Operator History (from monthly production reports)

2015-08 — 2026-07 XTO ENERGY INC. 132 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
B 9HXTO ENERGY INC.211,0002015-05-08