TXL WEST "35"

Oil // district 9 // lease#17566

op: FIREBIRD ENERGY II LLC

cum_oil

827k BBL

cum_gas

0 MCF

wells

11

production

2011-07 — 2026-03

peak_month

2012-03

-- production_history

cum_oil: 827,487 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

14,628 BBL/mo

Di (annual)

23.7%

b-factor

0.1

EUR

821,089 BBL

R-squared

0.940

type

hyperbolic

-- wells (11)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
11COG OPERATING LLC112,0002013-01-17
1COG OPERATING LLC112,0002012-10-31
15COG OPERATING LLC112,0002012-04-03
6COG OPERATING LLC112,0002012-03-07
9COG OPERATING LLC112,0002011-12-15
12COG OPERATING LLC311,5002011-09-06
3COG OPERATING LLC312,0002011-09-02
2COG OPERATING LLC210,7002011-08-30
7COG OPERATING LLC110,6102011-05-27
5COG OPERATING LLC111,6002011-04-11
8COG OPERATING LLC111,6002011-04-11
EOF // multi-state drilling data platform // 2026