VAUGHN "A"

Oil // district 11 // lease#68704

op: REGENT OIL & GAS COMPANY, L.P.

cum_oil

24k BBL

cum_gas

0 MCF

wells

4

production

2004-07 — 2026-03

peak_month

2004-11

-- production_history

cum_oil: 23,636 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

377 BBL/mo

Di (annual)

21.9%

b-factor

0.0

EUR

20,583 BBL

R-squared

0.626

type

exponential

-- wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
7PIONEER EXPLORATION, LTD.13,9502007-03-29
242-415-01208--------
342-415-01209--------
442-415-01210--------
EOF // data source: Texas Railroad Commission // 2026