WHITWORTH UNIT

Oil · District 7B · Lease #28568

Operator: SINCLAIR OIL CORPORATION

Cum Oil

3k BBL

Cum Gas

7k MCF

casinghead

Wells

1

Production

1998-03 — 2001-06

Peak Month

1999-12

Production History

Cum Oil: 2,948 BBL Cum Gas: 6,957 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

356 BBL/mo

Di (annual)

303.3%

b-factor

0.4

EUR

2,288 BBL

R-squared

0.701

type

hyperbolic

Operator History (from monthly production reports)

2000-11 — 2004-04 SINCLAIR OIL CORPORATION 42 mo
1998-03 — 2000-10 A.C.T. OPERATING COMPANY 32 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1A.C.T. OPERATING COMPANY36,6501999-01-12