DOUGLAS MINERAL TRUST

Oil · District 13 · Lease #22807

Operator: WHITE KNIGHT PRODUCTION LLC

Cum Oil

102k BBL

Cum Gas

0 MCF

Wells

2

Production

1993-01 — 2026-03

Peak Month

2010-05

Production History

Cum Oil: 101,689 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

437 BBL/mo

Di (annual)

10.9%

b-factor

0.0

EUR

47,743 BBL

R-squared

0.856

type

exponential

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2RO-JO, INC.15,0001983-04-04
1RO-JO OIL COMPANY14,0531982-09-09
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