< leases

SOUTHLAND PAPER MILLS "B"

Oil · District 03 · Lease #23393

Operator: ZARVONA ENERGY LLC

Fields: SEVEN OAKS N. (AUSTIN CHALK)

Cum Oil

10k BBL

Cum Gas

46k MCF

casinghead

Wells

1

Production

1997-12 — 2026-04

Peak Month

1998-01

Production History

Cum Oil: 10,152 BBL Cum Gas: 45,803 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

314 BBL/mo

Di (annual)

117.5%

b-factor

0.9

EUR

11,461 BBL

R-squared

0.585

type

hyperbolic

Operator History (from monthly production reports)

2017-11 — 2026-07 ZARVONA ENERGY LLC 105 mo
2014-12 — 2017-10 BBX OPERATING, L.L.C. 35 mo
2004-08 — 2014-11 DEVON ENERGY PRODUCTION CO, L.P. 124 mo
2002-04 — 2004-07 DEVON ENERGY OPERATING CO., L.P. 28 mo
2001-01 — 2002-03 MITCHELL ENERGY COMPANY L.P. 15 mo
1997-12 — 2000-12 MITCHELL ENERGY CORPORATION 37 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
242-373-30068ZARVONA ENERGY LLC112,3801997-08-08