MABEE DDA K13

Oil · District 08 · Lease #55991

Operator: COG OPERATING LLC

Cum Oil

439k BBL

Cum Gas

530k MCF

casinghead

Wells

1

Production

2021-02 — 2026-04

Peak Month

2021-04

Production History

Cum Oil: 438,513 BBL Cum Gas: 529,994 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

19,361 BBL/mo

Di (annual)

135.7%

b-factor

0.8

EUR

542,453 BBL

R-squared

0.785

type

hyperbolic

Operator History (from monthly production reports)

2021-02 — 2026-07 COG OPERATING LLC 66 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
512SHCOG OPERATING LLC110,0002019-12-30