MABEE DDA A4

Oil · District 08 · Lease #54487

Operator: COG OPERATING LLC

Cum Oil

327k BBL

Cum Gas

958k MCF

casinghead

Wells

1

Production

2019-11 — 2026-04

Peak Month

2019-12

Production History

Cum Oil: 326,962 BBL Cum Gas: 957,876 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

20,516 BBL/mo

Di (annual)

205.0%

b-factor

0.8

EUR

401,895 BBL

R-squared

0.940

type

hyperbolic

Operator History (from monthly production reports)

2019-11 — 2026-07 COG OPERATING LLC 81 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
201AHCOG OPERATING LLC312,0002019-02-13