ESTES, W. A.

Oil · District 08 · Lease #27592

Operator: OLSEN ENERGY INC.

Fields: PHOENIX (SILURIAN)

Cum Oil

39k BBL

Cum Gas

94k MCF

casinghead

Wells

1

Production

1993-01 — 2005-09

Peak Month

2003-11

Production History

Cum Oil: 39,162 BBL Cum Gas: 94,077 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

448 BBL/mo

Di (annual)

18.2%

b-factor

1.2

EUR

75,538 BBL

R-squared

0.588

type

hyperbolic

Operator History (from monthly production reports)

2018-05 — 2026-07 OLSEN ENERGY INC. 99 mo

2008-11 — 2018-04 NORTHSTAR OPERATING COMPANY 114 mo

1993-01 — 2008-10 CHEVRON U. S. A. INC. 190 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
114	42-103-32770	CHEVRON U. S. A. INC.	2	8,200	2005-08-22