UNIVERSITY 18

Oil · District 7C · Lease #15869

Operator: WILLIAMS, CLAYTON ENERGY, INC.

Cum Oil

1k BBL

Cum Gas

726 MCF

casinghead

Wells

1

Production

2005-12 — 2007-12

Peak Month

2006-01

Production History

Cum Oil: 1,045 BBL Cum Gas: 726 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

128 BBL/mo

Di (annual)

617.2%

b-factor

2.0

EUR

5,931 BBL

R-squared

0.420

type

hyperbolic

Operator History (from monthly production reports)

2007-01 — 2015-04 EXL PETROLEUM, LP 100 mo
2005-12 — 2006-12 WILLIAMS, CLAYTON ENERGY, INC. 13 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1EXL PETROLEUM LP211,0002007-01-19