WESTHOFF, A. E.

Oil · District 02 · Lease #8941

Operator: WHITTIER OPERATING INC.

Fields: WESTHOFF (COMBINED ASSOCIATED)

Cum Oil

294k BBL

Cum Gas

1.6M MCF

casinghead

Wells

10

Production

2004-12 — 2023-06

Peak Month

2006-09

Production History

Cum Oil: 294,217 BBL Cum Gas: 1,596,487 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

12,495 BBL/mo

Di (annual)

82.0%

b-factor

0.3

EUR

260,595 BBL

R-squared

0.736

type

hyperbolic

Operator History (from monthly production reports)

2022-02 — 2026-07 PROJJ ENERGY LLC 54 mo

2022-01 — 2022-01 PROLINE ENERGY RESOURCES INC 1 mo

2021-04 — 2021-12 PROJJ ENERGY LLC 9 mo

2018-06 — 2021-03 PROLINE ENERGY RESOURCES INC 34 mo

2017-08 — 2018-05 DARTEX ENERGY CORPORATION 10 mo

2014-10 — 2017-07 PINTAIL OIL & GAS, LLC 34 mo

2012-08 — 2014-09 SUE-ANN OPERATING, L.C. 26 mo

2010-01 — 2012-07 ATINUM OPERATING, INC. 31 mo

2007-06 — 2009-12 SE USA OPERATING, INC. 31 mo

2006-06 — 2007-05 WHITTIER OPERATING INC. 12 mo

2004-12 — 2006-05 ENCON SERVICES, INC. 18 mo

Wells (10)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
18	42-239-33491	ATINUM OPERATING INC.	1	7,000	2008-11-03
16	42-239-33328	PROJJ ENERGY LLC	1	7,000	2005-07-25
15	42-239-33323	PROJJ ENERGY LLC	2	7,000	2005-06-23
11	42-239-33296	PROJJ ENERGY LLC	1	7,000	2005-05-09
14	42-239-33308	PROJJ ENERGY LLC	1	7,000	2005-04-14
13	42-239-33307	PROJJ ENERGY LLC	1	7,000	2005-04-13
10	42-239-33295	PROJJ ENERGY LLC	1	7,000	2005-03-21
12	42-239-33297	PROJJ ENERGY LLC	1	7,000	2005-03-14
8	42-239-33239	ENCON SERVICES INC.	2	8,000	2003-10-13
5	42-239-30278	HUNT HASSIE EXPLORATION COMPANY	7	6,912	1997-03-25

WESTHOFF, A. E.

Production HistoryBeta Production data is a work in progress — still being validated against RRC filings. Spot something off or have questions? [email protected]

Decline Curve Analysis

Operator History (from monthly production reports)

Wells (10)

Production History