DUVAL COUNTY RANCH CO.-STATE -F-

Oil · District 04 · Lease #438

Operator: TRACE OPERATING, LLC

Fields: CEDRO HILL

Cum Oil

87k BBL

Cum Gas

20 MCF

casinghead

Wells

9

Production

1993-01 — 2026-04

Peak Month

1993-11

Production History

Cum Oil: 86,590 BBL Cum Gas: 20 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

500 BBL/mo

Di (annual)

7.4%

b-factor

0.0

EUR

79,413 BBL

R-squared

0.635

type

exponential

Operator History (from monthly production reports)

2025-09 — 2026-07 CARIBBEAN ENERGY LLC II 11 mo
2020-06 — 2025-08 RATTLESNAKE OPERATING CO, LLC 63 mo
2018-11 — 2020-05 BLACK BAYOU OPERATING, LLC 19 mo
2012-12 — 2018-10 TRACE OPERATING, LLC 71 mo
2012-11 — 2012-11 ASPEN OPERATING COMPANY, L.L.C. 1 mo
2011-09 — 2012-10 CORONADO MINERALS, LLC 14 mo
1993-01 — 2011-08 DEWBRE PETROLEUM CORPORATION 224 mo

Wells (9)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
8CARIBBEAN ENERGY LLC II11,4341997-07-22
21CARIBBEAN ENERGY LLC II23,5001997-04-10
20CARIBBEAN ENERGY LLC II11,5001983-10-14
142-131-06321CARIBBEAN ENERGY LLC II------
1942-131-06337CARIBBEAN ENERGY LLC II------
342-131-06323CARIBBEAN ENERGY LLC II------
442-131-06324CARIBBEAN ENERGY LLC II------
542-131-06325CARIBBEAN ENERGY LLC II------
642-131-06326CARIBBEAN ENERGY LLC II------