FLETCHER 4

Oil · District 08 · Lease #54728

Operator: LARIO OIL & GAS COMPANY

Cum Oil

493k BBL

Cum Gas

799k MCF

casinghead

Wells

1

Production

2020-01 — 2026-04

Peak Month

2020-03

Production History

Cum Oil: 493,211 BBL Cum Gas: 799,047 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

10,873 BBL/mo

Di (annual)

25.7%

b-factor

0.0

EUR

507,912 BBL

R-squared

0.512

type

exponential

Operator History (from monthly production reports)

2023-03 — 2026-07 DIAMONDBACK E&P LLC 41 mo
2020-01 — 2023-02 LARIO OIL & GAS COMPANY 38 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
104DIAMONDBACK E&P LLC19,3002019-07-15