RIGGAN "A"

Oil · District 01 · Lease #12875

Operator: SEDCO RESOURCES INC

Cum Oil

4k BBL

Cum Gas

2k MCF

casinghead

Wells

1

Production

1993-01 — 1996-10

Peak Month

1993-01

Production History

Cum Oil: 3,911 BBL Cum Gas: 1,757 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

321 BBL/mo

Di (annual)

146.0%

b-factor

0.0

EUR

2,633 BBL

R-squared

0.490

type

exponential

Operator History (from monthly production reports)

2005-08 — 2026-07 LEASE ROLLOVER OPERATIONS, INC. 252 mo
2002-06 — 2005-07 NORTHSTAR ENERGY, INC. 38 mo
2000-04 — 2002-05 SEDCO RESOURCES INC 26 mo
1994-02 — 2000-03 OLMOS PARTNERS, INC. 74 mo
1993-01 — 1994-01 KINLAW OIL CORPORATION 13 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1LEASE ROLLOVER OPERATIONS INC.15,8001990-12-05