< leases

BUTCHEE, C. D. "14"

Oil · District 8A · Lease #65822

Operator: ZARVONA ENERGY LLC

Fields: LUPUS (SILURIAN)

Cum Oil

284k BBL

Cum Gas

25 MCF

casinghead

Wells

1

Production

1993-01 — 2021-03

Peak Month

2004-05

Production History

Cum Oil: 284,146 BBL Cum Gas: 25 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,376 BBL/mo

Di (annual)

12.0%

b-factor

0.0

EUR

136,838 BBL

R-squared

0.539

type

exponential

Operator History (from monthly production reports)

2013-09 — 2024-04 ZARVONA ENERGY LLC 128 mo
2002-07 — 2013-08 JETTA OPERATING COMPANY, INC. 134 mo
2000-11 — 2002-06 DEVON SFS OPERATING, INC. 20 mo
1999-11 — 2000-10 SANTA FE SNYDER CORPORATION 12 mo
1995-01 — 1999-10 SANTA FE ENERGY RESOURCES, INC. 58 mo
1993-01 — 1994-12 SANTA FE ENERGY OPER. PART., LP 24 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
142-165-33522ZARVONA ENERGY LLC213,5002002-10-29