ULS CDU 6-5

Oil · District 08 · Lease #41453

Operator: ZARVONA ENERGY LLC

Cum Oil

45k BBL

Cum Gas

43k MCF

casinghead

Wells

2

Production

2011-03 — 2026-04

Peak Month

2011-03

Production History

Cum Oil: 45,294 BBL Cum Gas: 42,706 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,596 BBL/mo

Di (annual)

503.4%

b-factor

1.7

EUR

60,544 BBL

R-squared

0.795

type

hyperbolic

Operator History (from monthly production reports)

2025-10 — 2026-07 SABALO II OPERATING, LLC 10 mo
2017-02 — 2025-09 ZARVONA ENERGY LLC 104 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 (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4SABALO II OPERATING, LLC211,5002011-05-02
504SABALO II OPERATING, LLC211,5002011-05-02