ULS CDU 4-12

Oil · District 08 · Lease #41106

Operator: ZARVONA ENERGY LLC

Cum Oil

14k BBL

Cum Gas

9k MCF

casinghead

Wells

1

Production

2011-03 — 2025-09

Peak Month

2011-05

Production History

Cum Oil: 14,103 BBL Cum Gas: 9,355 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

163 BBL/mo

Di (annual)

12.2%

b-factor

0.0

EUR

15,915 BBL

R-squared

0.405

type

exponential

Operator History (from monthly production reports)

2017-02 — 2026-07 ZARVONA ENERGY LLC 114 mo
2016-09 — 2017-01 PIONEER NATURAL RES. USA, INC. 5 mo
2011-03 — 2016-08 DEVON ENERGY PRODUCTION CO, L.P. 66 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
10DEVON ENERGY PRODUCTION CO L.P.311,5002011-05-02