UNIVERSITY -C-16-

Oil // district 10 // lease#11754

op: STEPHENS & JOHNSON OPERATING CO.

cum_oil

111k BBL

cum_gas

0 MCF

wells

2

production

1993-01 — 2026-03

peak_month

2022-01

-- production_history

cum_oil: 110,702 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

632 BBL/mo

Di (annual)

19.2%

b-factor

0.0

EUR

39,523 BBL

R-squared

0.458

type

exponential

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4STEPHENS & JOHNSON OPERATING CO.27,5002022-02-01
1 U42-003-00267--------
EOF // data source: Texas Railroad Commission // 2026