SKIPPER UNIT

Oil · District 06 · Lease #13868

Operator: XTO ENERGY INC.

Cum Oil

5k BBL

Cum Gas

155k MCF

casinghead

Wells

1

Production

1998-11 — 2004-02

Peak Month

1998-12

Production History

Cum Oil: 5,037 BBL Cum Gas: 155,064 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

158 BBL/mo

Di (annual)

35.0%

b-factor

0.0

EUR

5,378 BBL

R-squared

0.334

type

exponential

Operator History (from monthly production reports)

2003-05 — 2004-09 XTO ENERGY INC. 17 mo
1998-11 — 2003-04 SILVER OAK OPERATING, INC. 54 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1XTO ENERGY INC.18,9422004-06-14