ZULA MCCRARY -F-

Oil // district 10 // lease#37416

op: BTA OIL PRODUCERS, LLC

cum_oil

11k BBL

cum_gas

0 MCF

wells

1

production

2004-10 — 2013-02

peak_month

2004-10

-- production_history

cum_oil: 11,492 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

233 BBL/mo

Di (annual)

24.1%

b-factor

0.3

EUR

16,138 BBL

R-squared

0.524

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4501COSTILLA PETROLEUM CORPORATION29,0002004-09-21
EOF // data source: Texas Railroad Commission // 2026