TEXAS -Q-

Oil · District 08 · Lease #9766

Operator: XTO ENERGY INC.

Cum Oil

436k BBL

Cum Gas

221k MCF

casinghead

Wells

8

Production

1993-01 — 2008-12

Peak Month

2001-04

Production History

Cum Oil: 436,108 BBL Cum Gas: 221,277 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

10,259 BBL/mo

Di (annual)

339.1%

b-factor

0.7

EUR

105,681 BBL

R-squared

0.575

type

hyperbolic

Operator History (from monthly production reports)

2001-06 — 2010-12 XTO ENERGY INC. 115 mo
1995-07 — 2001-05 CROSS TIMBERS OPERATING COMPANY 71 mo
1995-03 — 1995-06 APACHE CORPORATION 4 mo
1993-01 — 1995-02 TEXACO E & P INC. 26 mo

Wells (8)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
11XTO ENERGY INC.612,5002023-09-05
7XTO ENERGY INC.610,8352012-05-10
9XTO ENERGY INC.510,8002007-06-20
4XTO ENERGY INC.411,6242003-07-24
4HXTO ENERGY INC.411,6242003-07-24
8XTO ENERGY INC.510,8002000-09-26
8HXTO ENERGY INC.510,8002000-09-26
8HHXTO ENERGY INC.510,8002000-09-26