TXL WEST "35"

Oil · District 7C · Lease #17566

Operator: FIREBIRD ENERGY II LLC

Cum Oil

833k BBL

Cum Gas

3.3M MCF

casinghead

Wells

11

Production

2011-07 — 2026-04

Peak Month

2014-07

Production History

Cum Oil: 833,304 BBL Cum Gas: 3,266,793 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

14,195 BBL/mo

Di (annual)

23.0%

b-factor

0.1

EUR

821,516 BBL

R-squared

0.941

type

hyperbolic

Operator History (from monthly production reports)

2024-10 — 2026-07 FIREBIRD ENERGY II LLC 22 mo
2011-07 — 2024-09 COG OPERATING LLC 159 mo

Wells (11)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
11FIREBIRD ENERGY II LLC112,0002013-01-17
1FIREBIRD ENERGY II LLC112,0002012-10-31
15FIREBIRD ENERGY II LLC112,0002012-04-03
6FIREBIRD ENERGY II LLC112,0002012-03-07
9FIREBIRD ENERGY II LLC112,0002011-12-15
12FIREBIRD ENERGY II LLC311,5002011-09-06
3FIREBIRD ENERGY II LLC312,0002011-09-02
2FIREBIRD ENERGY II LLC210,7002011-08-30
7FIREBIRD ENERGY II LLC110,6102011-05-27
5FIREBIRD ENERGY II LLC111,6002011-04-11
8FIREBIRD ENERGY II LLC111,6002011-04-11