WASHINGTON

Oil · District 08 · Lease #54450

Operator: LARIO OIL & GAS COMPANY

Cum Oil

176k BBL

Cum Gas

907k MCF

casinghead

Wells

1

Production

2019-09 — 2026-04

Peak Month

2019-10

Production History

Cum Oil: 175,592 BBL Cum Gas: 906,790 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

4,198 BBL/mo

Di (annual)

36.2%

b-factor

0.0

EUR

139,247 BBL

R-squared

0.450

type

exponential

Operator History (from monthly production reports)

2023-03 — 2026-07 DIAMONDBACK E&P LLC 41 mo
2019-09 — 2023-02 LARIO OIL & GAS COMPANY 42 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
201DIAMONDBACK E&P LLC210,6052019-06-04