DOUGLAS MINERAL TRUST -K-

Oil // district 13 // lease#15324

op: WILSON-SHAB CORP.

cum_oil

104k BBL

cum_gas

0 MCF

wells

6

production

1993-01 — 2026-03

peak_month

1993-01

-- production_history

cum_oil: 104,275 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

503 BBL/mo

Di (annual)

4.6%

b-factor

0.0

EUR

118,797 BBL

R-squared

0.829

type

exponential

-- wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6SHAB OIL COMPANY14,0001979-10-02
142-485-91006--------
242-485-91007--------
342-485-91008--------
442-485-91009--------
542-485-33737--------
EOF // multi-state drilling data platform // 2026