MCENTIRE -C-

Oil · District 08 · Lease #31268

Operator: SIANA OIL & GAS

Fields: CONGER (PENN)

Cum Oil

9k BBL

Cum Gas

180k MCF

casinghead

Wells

2

Production

1993-01 — 2013-03

Peak Month

1995-04

Production History

Cum Oil: 8,619 BBL Cum Gas: 180,157 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

78 BBL/mo

Di (annual)

10.9%

b-factor

0.0

EUR

8,454 BBL

R-squared

0.454

type

exponential

Operator History (from monthly production reports)

2008-08 — 2026-07 SIANA OIL & GAS 216 mo
1993-01 — 2008-07 HOUGHTON OIL & GAS, INC. 187 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2SIANA OIL & GAS27,8001982-07-01
142-431-30071WILLIAMS-PATTERSON INC.------