NEAL RANCH '56' UNIT

Oil · District 7C · Lease #19030

Operator: COG OPERATING LLC

Cum Oil

271k BBL

Cum Gas

696k MCF

casinghead

Wells

1

Production

2015-04 — 2026-04

Peak Month

2015-05

Production History

Cum Oil: 270,701 BBL Cum Gas: 695,784 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

3,822 BBL/mo

Di (annual)

16.5%

b-factor

0.0

EUR

278,110 BBL

R-squared

0.465

type

exponential

Operator History (from monthly production reports)

2015-04 — 2026-07 COG OPERATING LLC 136 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
18HCOG OPERATING LLC112,0002014-09-25