< leases

GRAY, W.L.

Oil · District 03 · Lease #20536

Operator: WESTERN GULF OIL & GAS INC.

Fields: NEEDVILLE (BLK 3B, SMITH)

Cum Oil

50k BBL

Cum Gas

648 MCF

casinghead

Wells

1

Production

1993-01 — 2004-05

Peak Month

1996-04

Production History

Cum Oil: 49,900 BBL Cum Gas: 648 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

694 BBL/mo

Di (annual)

32.3%

b-factor

0.0

EUR

25,711 BBL

R-squared

0.556

type

exponential

Operator History (from monthly production reports)

2003-09 — 2005-05 ALTMAN ENERGY, INC. 21 mo
2003-01 — 2003-08 AURORA RESOURCES CORPORATION 8 mo
2002-06 — 2002-12 DELTA EXPLORATION COMPANY, INC. 7 mo
1999-06 — 2002-05 CASTLE EXPLORATION COMPANY, INC 36 mo
1997-12 — 1999-05 AMBRIT ENERGY CORP. 18 mo
1995-07 — 1997-11 WESTERN GULF OIL & GAS INC. 29 mo
1994-08 — 1995-06 GOLDKING PROD. CO. 11 mo
1993-01 — 1994-07 DENOVO OIL & GAS, INC. 19 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
142-157-31807SUE-ANN OPERATING L.C.46,8132004-02-26