REX R. COULTER, ET AL

Oil · District 06 · Lease #14879

Operator: GOLDSTON OIL CORPORATION

Cum Oil

275k BBL

Cum Gas

72k MCF

casinghead

Wells

1

Production

2009-05 — 2026-04

Peak Month

2018-05

Production History

Cum Oil: 274,778 BBL Cum Gas: 72,300 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,632 BBL/mo

Di (annual)

33.2%

b-factor

0.6

EUR

189,500 BBL

R-squared

0.920

type

hyperbolic

Operator History (from monthly production reports)

2009-05 — 2026-07 GOLDSTON OIL CORPORATION 207 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1GOLDSTON OIL CORPORATION17,8002009-01-16