MARMO UNIT

Oil · District 03 · Lease #20089

Operator: ERNEST OPERATING COMPANY

Cum Oil

23k BBL

Cum Gas

108k MCF

casinghead

Wells

3

Production

1993-01 — 2026-04

Peak Month

1996-08

Production History

Cum Oil: 22,559 BBL Cum Gas: 107,676 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

184 BBL/mo

Di (annual)

26.5%

b-factor

0.8

EUR

19,104 BBL

R-squared

0.376

type

hyperbolic

Operator History (from monthly production reports)

2017-02 — 2026-07 ERNEST OPERATING COMPANY 114 mo
1993-01 — 2017-01 BAR-MAC INVESTMENTS INC. 289 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2ERNEST OPERATING COMPANY15,4001988-04-06
2 AERNEST OPERATING COMPANY15,4001988-04-06
1ERNEST OPERATING COMPANY15,4001987-09-22