BIRK, C.

Oil // district 13 // lease#17331

op: STEPHENS & JOHNSON OPERATING CO.

cum_oil

23k BBL

cum_gas

0 MCF

wells

2

production

1993-01 — 2026-03

peak_month

1994-07

-- production_history

cum_oil: 23,030 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

158 BBL/mo

Di (annual)

8.6%

b-factor

0.0

EUR

21,700 BBL

R-squared

0.498

type

exponential

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
7HEYDRICK PETROLEUM COMPANY14,2102011-06-27
18STEPHENS & JOHNSON OPERATING CO.14,6501993-09-27
EOF // multi-state drilling data platform // 2026