< leases

REIGEL UNIT

Oil · District 03 · Lease #12893

Operator: WCS OIL AND GAS CORPORATION

Fields: CALDWELL (AUSTIN CHALK)

Cum Oil

3k BBL

Cum Gas

71k MCF

casinghead

Wells

1

Production

1993-01 — 2000-10

Peak Month

1993-10

Production History

Cum Oil: 2,967 BBL Cum Gas: 71,062 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

364 BBL/mo

Di (annual)

898.9%

b-factor

0.9

EUR

2,185 BBL

R-squared

0.711

type

hyperbolic

Operator History (from monthly production reports)

2000-05 — 2001-03 WCS OIL AND GAS CORPORATION 11 mo
1999-04 — 2000-04 PETRA OLEUM CORP. 13 mo
1997-02 — 1999-03 COSTILLA ENERGY, INC. 26 mo
1996-06 — 1997-01 COSTILLA PETROLEUM CORPORATION 8 mo
1995-02 — 1996-05 PARKER & PARSLEY PRODUCING L.P. 16 mo
1994-10 — 1995-01 PARKER & PARSLEY DEVELOPMENT L.P 4 mo
1994-04 — 1994-09 BRIDGE OIL COMPANY, L. P. 6 mo
1993-01 — 1994-03 SANTA FE ENERGY RESOURCES, INC. 15 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
142-051-30550WCS OIL AND GAS CORPORATION19,0001979-12-31