GLASSCOCK N FEE

Oil · District 08 · Lease #41536

Operator: XTO ENERGY INC.

Cum Oil

412 BBL

Cum Gas

3k MCF

casinghead

Wells

1

Production

2011-09 — 2012-04

Peak Month

2011-10

Production History

Cum Oil: 412 BBL Cum Gas: 2,898 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

108 BBL/mo

Di (annual)

401.4%

b-factor

0.5

EUR

590 BBL

R-squared

0.768

type

hyperbolic

Operator History (from monthly production reports)

2011-09 — 2013-10 XTO ENERGY INC. 26 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
12XTO ENERGY INC.411,3002012-08-01