TXL WEST "41"

Oil // district 9 // lease#17600

op: FIREBIRD ENERGY II LLC

cum_oil

572k BBL

cum_gas

0 MCF

wells

10

production

2011-07 — 2026-03

peak_month

2012-03

-- production_history

cum_oil: 572,188 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

7,333 BBL/mo

Di (annual)

16.8%

b-factor

0.0

EUR

524,407 BBL

R-squared

0.660

type

exponential

-- wells (10)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3RCOG OPERATING LLC112,0002014-09-12
6COG OPERATING LLC112,0002013-01-11
9COG OPERATING LLC111,8002012-09-12
3COG OPERATING LLC111,4002012-09-11
4COG OPERATING LLC112,0002012-08-29
7COG OPERATING LLC112,0002012-05-09
2COG OPERATING LLC211,0002011-08-18
5COG OPERATING LLC110,5052011-05-11
8COG OPERATING LLC110,4802011-05-11
1COG OPERATING LLC110,6002011-04-11
EOF // multi-state drilling data platform // 2026