KKLK ALLOCATION #4

Oil · District 02 · Lease #12531

Operator: XTO ENERGY INC.

Cum Oil

123k BBL

Cum Gas

133k MCF

casinghead

Wells

1

Production

2022-09 — 2026-04

Peak Month

2023-03

Production History

Cum Oil: 122,583 BBL Cum Gas: 132,702 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

15,983 BBL/mo

Di (annual)

989.8%

b-factor

1.4

EUR

266,645 BBL

R-squared

0.934

type

hyperbolic

Operator History (from monthly production reports)

2022-09 — 2026-07 XTO ENERGY INC. 47 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
G 35HXTO ENERGY INC.413,0002021-12-01