< leases

WHITE HEIRS

Oil · District 03 · Lease #18583

Operator: SAND HAWK, LLC

Fields: WHITES BAYOU (F-12)

Cum Oil

138 BBL

Cum Gas

16k MCF

casinghead

Wells

1

Production

1993-01 — 2013-05

Peak Month

2013-04

Production History

Cum Oil: 138 BBL Cum Gas: 16,404 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

85 BBL/mo

Di (annual)

12.6%

b-factor

0.0

EUR

8,014 BBL

R-squared

0.998

type

exponential

Operator History (from monthly production reports)

2011-10 — 2014-09 SAND HAWK, LLC 36 mo
2009-05 — 2011-09 BLUE DUCK CORPORATION 29 mo
2005-09 — 2009-04 CHROMA OPERATING, INC. 44 mo
2005-03 — 2005-08 AMORAH, L.L.C. 6 mo
2000-10 — 2005-02 AMERICAN COASTAL ENERGY, INC. 53 mo
1998-05 — 2000-09 GARY OIL & GAS 29 mo
1994-07 — 1998-04 HEADINGTON OIL COMPANY 46 mo
1993-11 — 1994-06 MIDPAR L.P. 8 mo
1993-01 — 1993-10 GRAHAM ROYALTY, LTD. 10 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1 U42-071-30204GRAHAM ROYALTY LTD.18,5001983-01-11