SINCLAIR 57 H5

Oil · District 7C · Lease #22657

Operator: COG OPERATING LLC

Cum Oil

237k BBL

Cum Gas

493k MCF

casinghead

Wells

1

Production

2024-01 — 2026-04

Peak Month

2024-10

Production History

Cum Oil: 236,829 BBL Cum Gas: 492,761 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

37,514 BBL/mo

Di (annual)

386.9%

b-factor

0.6

EUR

279,702 BBL

R-squared

0.974

type

hyperbolic

Operator History (from monthly production reports)

2024-01 — 2026-07 COG OPERATING LLC 31 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
604LHCOG OPERATING LLC212,0002023-10-05