SINCLAIR 57 H3

Oil · District 7C · Lease #22622

Operator: COG OPERATING LLC

Cum Oil

231k BBL

Cum Gas

433k MCF

casinghead

Wells

1

Production

2024-03 — 2026-04

Peak Month

2024-10

Production History

Cum Oil: 231,246 BBL Cum Gas: 433,235 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

39,431 BBL/mo

Di (annual)

509.8%

b-factor

0.8

EUR

342,767 BBL

R-squared

0.955

type

hyperbolic

Operator History (from monthly production reports)

2024-03 — 2026-07 COG OPERATING LLC 29 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
602LHCOG OPERATING LLC212,0002023-10-24