WINDHAM TXL R18

Oil · District 7C · Lease #20982

Operator: COG OPERATING LLC

Cum Oil

430k BBL

Cum Gas

1.4M MCF

casinghead

Wells

1

Production

2020-03 — 2026-04

Peak Month

2020-06

Production History

Cum Oil: 429,591 BBL Cum Gas: 1,350,376 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

29,067 BBL/mo

Di (annual)

184.2%

b-factor

0.6

EUR

441,585 BBL

R-squared

0.961

type

hyperbolic

Operator History (from monthly production reports)

2020-03 — 2026-07 COG OPERATING LLC 77 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3015LHCOG OPERATING LLC112,0002019-02-14