HILDEBRAND

Oil · District 7C · Lease #15831

Operator: SIANA OIL & GAS

Cum Oil

2k BBL

Cum Gas

22k MCF

casinghead

Wells

1

Production

2004-08 — 2008-04

Peak Month

2005-02

Production History

Cum Oil: 2,085 BBL Cum Gas: 22,109 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

217 BBL/mo

Di (annual)

176.1%

b-factor

0.3

EUR

2,071 BBL

R-squared

0.576

type

hyperbolic

Operator History (from monthly production reports)

2008-08 — 2010-02 SIANA OIL & GAS 19 mo
2004-08 — 2008-07 HOUGHTON OIL & GAS, INC. 48 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3SIANA OIL & GAS38,1402004-06-10