DAVIS, WIRT EST. -B- O/A

Oil // district 3 // lease#2722

op: WHITE OAK OPERATING COMPANY LLC

cum_oil

665k BBL

cum_gas

0 MCF

wells

20

production

1993-01 — 2026-03

peak_month

1995-09

-- production_history

cum_oil: 664,718 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

2,872 BBL/mo

Di (annual)

5.1%

b-factor

0.0

EUR

623,594 BBL

R-squared

0.481

type

exponential

-- wells (20)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
24TEXCAL ENERGY (GP) LLC210,0002009-04-24
1042-291-02883--------
1142-291-02884--------
1242-291-02885--------
1342-291-02886--------
1442-291-02887--------
1542-291-02888--------
1642-291-02889--------
1742-291-02890--------
1942-291-02892--------
242-291-02876--------
2142-291-02894--------
2242-291-02895--------
2342-291-30358--------
342-291-02877--------
442-291-02878--------
542-291-02879--------
642-291-02880--------
742-291-02881--------
842-291-02896--------
EOF // data source: Texas Railroad Commission // 2026