STONEHENGE LTD.

Oil · District 03 · Lease #12434

Operator: COX & PERKINS EXPLORATION, INC.

Cum Oil

262 BBL

Cum Gas

2k MCF

casinghead

Wells

1

Production

1993-01 — 1993-08

Peak Month

1993-03

Production History

Cum Oil: 262 BBL Cum Gas: 2,270 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

79 BBL/mo

Di (annual)

890.5%

b-factor

1.0

EUR

472 BBL

R-squared

0.947

type

hyperbolic

Operator History (from monthly production reports)

1993-01 — 1994-02 COX & PERKINS EXPLORATION, INC. 14 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1COX & PERKINS EXPLORATION INC.19,0001979-08-02