PARKS, ROY

Oil · District 08 · Lease #28535

Operator: MOBIL PRODUCING TX. & N.M. INC.

Fields: PARKS (SPRABERRY)

Cum Oil

119k BBL

Cum Gas

160k MCF

casinghead

Wells

5

Production

1993-01 — 2009-03

Peak Month

2005-04

Production History

Cum Oil: 119,027 BBL Cum Gas: 159,941 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

3,273 BBL/mo

Di (annual)

149.1%

b-factor

1.4

EUR

183,341 BBL

R-squared

0.842

type

hyperbolic

Operator History (from monthly production reports)

2009-01 — 2009-12 COG OPERATING LLC 12 mo

2001-04 — 2008-12 HENRY PETROLEUM LP 93 mo

1998-04 — 2001-03 HENRY PETROLEUM CORP. 36 mo

1993-01 — 1998-03 MOBIL PRODUCING TX. & N.M. INC. 63 mo

Wells (5)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
10	42-329-00849	COG OPERATING LLC	1	10,375	2004-07-19
15	42-329-00967	COG OPERATING LLC	1	10,200	1994-07-14
28	42-329-32146	COG OPERATING LLC	1	8,900	1989-09-20
4	42-329-00840	COG OPERATING LLC	2	10,350	1989-06-23
20	42-329-31115	COG OPERATING LLC	2	11,500	1983-11-28