A.B. HARRINGTON H19

Oil · District 08 · Lease #58007

Operator: COG OPERATING LLC

Cum Oil

341k BBL

Cum Gas

522k MCF

casinghead

Wells

1

Production

2022-08 — 2026-04

Peak Month

2023-03

Production History

Cum Oil: 340,910 BBL Cum Gas: 521,604 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

33,791 BBL/mo

Di (annual)

241.9%

b-factor

0.6

EUR

395,745 BBL

R-squared

0.907

type

hyperbolic

Operator History (from monthly production reports)

2022-08 — 2026-07 COG OPERATING LLC 48 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
601LHCOG OPERATING LLC112,0002021-11-22