WINDHAM TXL C12

Oil · District 7C · Lease #20091

Operator: COG OPERATING LLC

Cum Oil

337k BBL

Cum Gas

2.4M MCF

casinghead

Wells

1

Production

2018-10 — 2026-04

Peak Month

2018-12

Production History

Cum Oil: 337,185 BBL Cum Gas: 2,439,489 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

21,990 BBL/mo

Di (annual)

195.8%

b-factor

0.6

EUR

315,139 BBL

R-squared

0.910

type

hyperbolic

Operator History (from monthly production reports)

2018-10 — 2026-07 COG OPERATING LLC 94 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5305BHCOG OPERATING LLC211,0002017-12-12