UNIVERSITY 19

Oil · District 7C · Lease #15864

Operator: WILLIAMS, CLAYTON ENERGY, INC.

Cum Oil

2k BBL

Cum Gas

5k MCF

casinghead

Wells

1

Production

2005-12 — 2010-05

Peak Month

2006-04

Production History

Cum Oil: 2,284 BBL Cum Gas: 4,767 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

304 BBL/mo

Di (annual)

183.4%

b-factor

0.1

EUR

2,202 BBL

R-squared

0.789

type

hyperbolic

Operator History (from monthly production reports)

2005-12 — 2011-04 WILLIAMS, CLAYTON ENERGY, INC. 65 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1ZARVONA ENERGY LLC410,0002012-12-14