SPRING VALLEY RANCH LL

Oil · District 03 · Lease #25423

Operator: NORTHFIELD ENTERPRISES, INC.

Cum Oil

312k BBL

Cum Gas

56k MCF

casinghead

Wells

1

Production

2008-12 — 2026-04

Peak Month

2009-08

Production History

Cum Oil: 312,294 BBL Cum Gas: 56,461 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,484 BBL/mo

Di (annual)

10.8%

b-factor

0.0

EUR

274,349 BBL

R-squared

0.387

type

exponential

Operator History (from monthly production reports)

2008-12 — 2026-07 NORTHFIELD ENTERPRISES, INC. 212 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
12NORTHFIELD ENTERPRISES, INC.28,0002007-12-15