ELLIS -A-

Oil · District 8A · Lease #68967

Operator: ROYAL AMERICAN OIL & GAS

Cum Oil

34k BBL

Cum Gas

91 MCF

casinghead

Wells

2

Production

2006-08 — 2026-04

Peak Month

2008-01

Production History

Cum Oil: 34,176 BBL Cum Gas: 91 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

200 BBL/mo

Di (annual)

5.1%

b-factor

0.0

EUR

43,160 BBL

R-squared

0.515

type

exponential

Operator History (from monthly production reports)

2019-02 — 2026-07 DAS OIL CO. L.L.C. 90 mo
2006-08 — 2019-01 ROYAL AMERICAN OIL & GAS 150 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2DAS OIL CO. L.L.C.13,9002007-08-03
1DAS OIL CO. L.L.C.13,9002006-03-29