< leases

DOLORES

Oil · District 03 · Lease #21117

Operator: UNITED OIL & MINERALS, INC.

Fields: GIDDINGS (AUSTIN CHALK-3)

Cum Oil

16k BBL

Cum Gas

217k MCF

casinghead

Wells

2

Production

1993-01 — 2002-03

Peak Month

1994-08

Production History

Cum Oil: 16,484 BBL Cum Gas: 217,024 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

404 BBL/mo

Di (annual)

63.6%

b-factor

0.2

EUR

9,460 BBL

R-squared

0.566

type

hyperbolic

Operator History (from monthly production reports)

2007-10 — 2014-10 EVOLUTION OPERATING CO., INC. 85 mo
2000-09 — 2007-09 ENDEAVOR ENERGY RESOURCES L.P. 85 mo
1995-10 — 2000-08 STEPHENS, AUTRY C. 59 mo
1993-12 — 1995-09 UNION PACIFIC RESOURCES COMPANY 22 mo
1993-01 — 1993-11 UNITED OIL & MINERALS, INC. 11 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
142-051-33247EVOLUTION OPERATING CO. INC.210,0001994-05-31
1X42-051-33247EVOLUTION OPERATING CO. INC.210,0001994-05-31