TREGELLAS, W. T. "A"

Oil · District 10 · Lease #4347

Operator: WESTSTAR OIL AND GAS, INC.

Cum Oil

23k BBL

Cum Gas

22k MCF

casinghead

Wells

1

Production

1993-01 — 2013-11

Peak Month

1997-10

Production History

Cum Oil: 22,734 BBL Cum Gas: 21,979 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

122 BBL/mo

Di (annual)

5.4%

b-factor

0.0

EUR

25,461 BBL

R-squared

0.309

type

exponential

Operator History (from monthly production reports)

1998-10 — 2016-07 WESTSTAR OIL AND GAS, INC. 214 mo
1997-10 — 1998-09 CRESCENDO RESOURCES, L.P. 12 mo
1995-02 — 1997-09 MIDGARD ENERGY COMPANY 32 mo
1993-01 — 1995-01 MAXUS EXPLORATION COMPANY 25 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1WESTSTAR OIL AND GAS INC.17,8501977-10-20