SPARKS, T E

Oil // district 11 // lease#67359

op: WHITE ROCK OIL & GAS, LLC

cum_oil

281k BBL

cum_gas

0 MCF

wells

6

production

1995-02 — 2026-03

peak_month

2024-11

-- production_history

cum_oil: 280,584 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

7,451 BBL/mo

Di (annual)

76.8%

b-factor

0.0

EUR

116,509 BBL

R-squared

0.827

type

exponential

-- wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3WHITE ROCK OIL & GAS, LLC27,5002025-01-23
5WHITE ROCK OIL & GAS, LLC27,4002025-01-23
6WHITE ROCK OIL & GAS, LLC37,4002021-03-30
8OXY USA WTP LP27,4002014-02-26
4EXXON CORP. - MIDLAND27,4001995-01-20
9EXXON CORP.14,6001993-05-13
EOF // data source: Texas Railroad Commission // 2026