WINDHAM TXL B3

Oil · District 7C · Lease #20069

Operator: COG OPERATING LLC

Cum Oil

405k BBL

Cum Gas

1.3M MCF

casinghead

Wells

1

Production

2018-07 — 2026-04

Peak Month

2022-09

Production History

Cum Oil: 405,095 BBL Cum Gas: 1,341,718 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

16,057 BBL/mo

Di (annual)

59.5%

b-factor

0.1

EUR

360,114 BBL

R-squared

0.756

type

hyperbolic

Operator History (from monthly production reports)

2018-07 — 2026-07 COG OPERATING LLC 97 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3008SHCOG OPERATING LLC111,0002017-11-01