POST OAK B

Oil · District 03 · Lease #24397

Operator: NORTHFIELD ENTERPRISES, INC.

Cum Oil

183k BBL

Cum Gas

36k MCF

casinghead

Wells

1

Production

2002-11 — 2026-03

Peak Month

2003-08

Production History

Cum Oil: 183,389 BBL Cum Gas: 36,024 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

3,599 BBL/mo

Di (annual)

111.9%

b-factor

0.6

EUR

87,399 BBL

R-squared

0.569

type

hyperbolic

Operator History (from monthly production reports)

2002-11 — 2026-07 NORTHFIELD ENTERPRISES, INC. 285 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2NORTHFIELD ENTERPRISES, INC.48,0002004-09-15