A.B. HARRINGTON H13

Oil · District 08 · Lease #57850

Operator: COG OPERATING LLC

Cum Oil

265k BBL

Cum Gas

357k MCF

casinghead

Wells

1

Production

2022-07 — 2026-04

Peak Month

2023-03

Production History

Cum Oil: 265,267 BBL Cum Gas: 356,730 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

14,384 BBL/mo

Di (annual)

80.8%

b-factor

0.1

EUR

237,324 BBL

R-squared

0.621

type

hyperbolic

Operator History (from monthly production reports)

2022-07 — 2026-07 COG OPERATING LLC 49 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
604LHCOG OPERATING LLC112,0002021-10-27