MARY SCHARBAUER B2

Oil · District 08 · Lease #49024

Operator: COG OPERATING LLC

Cum Oil

643k BBL

Cum Gas

1.5M MCF

casinghead

Wells

1

Production

2017-05 — 2026-04

Peak Month

2017-08

Production History

Cum Oil: 642,652 BBL Cum Gas: 1,495,342 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

47,657 BBL/mo

Di (annual)

136.2%

b-factor

0.3

EUR

599,782 BBL

R-squared

0.847

type

hyperbolic

Operator History (from monthly production reports)

2017-05 — 2026-07 COG OPERATING LLC 111 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1201LHCOG OPERATING LLC112,0002016-09-22