A.B. HARRINGTON H5

Oil · District 08 · Lease #57184

Operator: COG OPERATING LLC

Cum Oil

261k BBL

Cum Gas

393k MCF

casinghead

Wells

1

Production

2022-03 — 2026-03

Peak Month

2023-12

Production History

Cum Oil: 261,016 BBL Cum Gas: 393,429 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

14,911 BBL/mo

Di (annual)

172.4%

b-factor

1.1

EUR

533,636 BBL

R-squared

0.972

type

hyperbolic

Operator History (from monthly production reports)

2022-03 — 2026-07 COG OPERATING LLC 53 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
607MHCOG OPERATING LLC112,0002021-04-01