UNIVERSITY "9" AA

Oil · District 08 · Lease #36645

Operator: XTO ENERGY INC.

Cum Oil

65k BBL

Cum Gas

47k MCF

casinghead

Wells

1

Production

2001-02 — 2008-12

Peak Month

2008-02

Production History

Cum Oil: 64,767 BBL Cum Gas: 47,378 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

7,723 BBL/mo

Di (annual)

110.8%

b-factor

0.8

EUR

257,025 BBL

R-squared

0.700

type

hyperbolic

Operator History (from monthly production reports)

2001-02 — 2009-04 XTO ENERGY INC. 99 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2HXTO ENERGY INC.310,7002010-08-11