WALTON ESTATE

Oil · District 08 · Lease #23497

Operator: SMITH & MARRS INC.

Cum Oil

53k BBL

Cum Gas

109k MCF

casinghead

Wells

2

Production

1993-01 — 2001-12

Peak Month

1997-08

Production History

Cum Oil: 52,597 BBL Cum Gas: 109,488 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,391 BBL/mo

Di (annual)

38.2%

b-factor

0.2

EUR

54,394 BBL

R-squared

0.975

type

hyperbolic

Operator History (from monthly production reports)

2002-04 — 2002-04 GRUY PETROLEUM MANAGEMENT CO. 1 mo
2000-02 — 2002-03 PRIZE OPERATING COMPANY 26 mo
1994-12 — 2000-01 HALLWOOD PETROLEUM, INC. 62 mo
1993-01 — 1994-11 SMITH & MARRS INC. 23 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2FORMENTERA OPERATIONS LLC15,3001995-06-13
1FORMENTERA OPERATIONS LLC15,3001995-06-12