CHAPARRAL -A-

Oil · District 10 · Lease #27294

Operator: TWO BLACK BEARS OIL, INC.

Cum Oil

146k BBL

Cum Gas

0 MCF

Wells

4

Production

1993-01 — 2026-03

Peak Month

1993-10

Production History

Cum Oil: 146,215 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

681 BBL/mo

Di (annual)

4.6%

b-factor

0.0

EUR

159,661 BBL

R-squared

0.785

type

exponential

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4MCCABE ENERGY, INC.15,5002004-07-23
1UNION TEXAS PETROLEUM CORP.27,2001983-02-02
3UNION TEXAS PETROLEUM CORP.15,5001982-11-09
2UNION TEXAS PETROLEUM17,2001981-06-30
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