PARKS FIELD UNIT

Oil · District 08 · Lease #39665

Operator: COG OPERATING LLC

Cum Oil

190k BBL

Cum Gas

1.3M MCF

casinghead

Wells

10

Production

2009-04 — 2026-04

Peak Month

2009-05

Production History

Cum Oil: 189,756 BBL Cum Gas: 1,269,016 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

978 BBL/mo

Di (annual)

5.0%

b-factor

0.0

EUR

215,870 BBL

R-squared

0.343

type

exponential

Operator History (from monthly production reports)

2009-04 — 2026-07 COG OPERATING LLC 208 mo

Wells (10)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
601COG OPERATING LLC211,3002007-10-11
1808COG OPERATING LLC412,7001998-10-19
1808ACOG OPERATING LLC412,7001998-10-19
141742-329-00969COG OPERATING LLC------
141942-329-00973COG OPERATING LLC------
1419A42-329-00973COG OPERATING LLC------
180742-329-01716COG OPERATING LLC------
200342-329-00884COG OPERATING LLC------
230242-329-00975COG OPERATING LLC------
230342-329-00976COG OPERATING LLC------