ALTURA STATE "6"

Oil · District 08 · Lease #35793

Operator: UNION OIL COMPANY OF CALIFORNIA

Fields: PETCO (WOLFCAMP)

Cum Oil

99k BBL

Cum Gas

75k MCF

casinghead

Wells

1

Production

1998-05 — 2019-09

Peak Month

1998-09

Production History

Cum Oil: 99,326 BBL Cum Gas: 74,619 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,813 BBL/mo

Di (annual)

33.8%

b-factor

0.4

EUR

102,475 BBL

R-squared

0.858

type

hyperbolic

Operator History (from monthly production reports)

2003-05 — 2022-03 OLSEN ENERGY INC. 227 mo

2000-06 — 2003-04 PURE RESOURCES, L.P. 35 mo

1999-04 — 2000-05 UNION OIL COMPANY OF CALIFORNIA 14 mo

1998-05 — 1999-03 SONAT EXPLORATION CO. - MIDLAND 11 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1	42-371-36824	OLSEN ENERGY INC.	2	12,500	1998-03-05