A.B. HARRINGTON H2

Oil · District 08 · Lease #57263

Operator: COG OPERATING LLC

Cum Oil

380k BBL

Cum Gas

430k MCF

casinghead

Wells

1

Production

2022-03 — 2026-04

Peak Month

2022-05

Production History

Cum Oil: 380,195 BBL Cum Gas: 429,585 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

15,675 BBL/mo

Di (annual)

43.8%

b-factor

0.0

EUR

429,396 BBL

R-squared

0.871

type

exponential

Operator History (from monthly production reports)

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

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
608LHCOG OPERATING LLC112,0002021-03-31