AFTERMATH EAST B UNIT

Oil · District 08 · Lease #58631

Operator: COG OPERATING LLC

Cum Oil

496k BBL

Cum Gas

1.0M MCF

casinghead

Wells

1

Production

2022-11 — 2026-04

Peak Month

2022-12

Production History

Cum Oil: 495,926 BBL Cum Gas: 1,019,823 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

20,228 BBL/mo

Di (annual)

42.6%

b-factor

0.1

EUR

632,923 BBL

R-squared

0.599

type

hyperbolic

Operator History (from monthly production reports)

2022-11 — 2026-07 COG OPERATING LLC 45 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
304HCOG OPERATING LLC212,5002022-05-03