CLAYTON RANCH 13

Oil · District 8A · Lease #67714

Operator: VENTANA EXPLORATION, INC.

Cum Oil

142k BBL

Cum Gas

171k MCF

casinghead

Wells

1

Production

1996-11 — 2015-09

Peak Month

2002-08

Production History

Cum Oil: 141,611 BBL Cum Gas: 170,796 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,187 BBL/mo

Di (annual)

9.7%

b-factor

0.0

EUR

146,208 BBL

R-squared

0.347

type

exponential

Operator History (from monthly production reports)

1998-04 — 2016-03 APACHE CORPORATION 216 mo
1997-06 — 1998-03 PATTERSON PETROLEUM, INC. 10 mo
1996-11 — 1997-05 VENTANA EXPLORATION, INC. 7 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1TEXACO E & P INC.49,6001996-07-16