TUBB ESTATE -B-

Oil // district 10 // lease#35626

op: WHITE OAK OPERATING COMPANY LLC

cum_oil

73k BBL

cum_gas

0 MCF

wells

2

production

1997-12 — 2026-03

peak_month

1997-12

-- production_history

cum_oil: 73,012 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

4,812 BBL/mo

Di (annual)

365.6%

b-factor

0.9

EUR

68,534 BBL

R-squared

0.837

type

hyperbolic

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3IMPETRO OPERATING LLC422,3002017-09-21
1022IMPETRO OPERATING LLC520,0002017-03-20
EOF // data source: Texas Railroad Commission // 2026