NORVELL

Oil · District 09 · Lease #28107

Operator: WINDCREST OIL COMPANY, LLC

Cum Oil

17k BBL

Cum Gas

56 MCF

casinghead

Wells

2

Production

1993-01 — 2026-03

Peak Month

1993-01

Production History

Cum Oil: 16,929 BBL Cum Gas: 56 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

99 BBL/mo

Di (annual)

7.3%

b-factor

0.0

EUR

15,927 BBL

R-squared

0.559

type

exponential

Operator History (from monthly production reports)

2024-10 — 2026-07 AETERNUM ENERGY, LLC 22 mo
2016-10 — 2024-09 FELDERHOFF PRODUCTION COMPANY 96 mo
2014-03 — 2016-09 WINDCREST OIL COMPANY, LLC 31 mo
2006-02 — 2014-02 FENOGLIO, DONNIE OIL COMPANY 97 mo
2002-10 — 2006-01 DUKE, M.A. "ANDY", JR. 40 mo
1997-09 — 2002-09 ALLEN, C. L. (DOIE) 61 mo
1993-01 — 1997-08 THOMAS, M.A. OIL ASSOCIATES 56 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2AETERNUM ENERGY, LLC16,9701991-05-02
1AETERNUM ENERGY, LLC37,0001991-01-23