MCDONALD

Oil · District 13 · Lease #9777

Operator: WALSH & WATTS, INC.

Cum Oil

62k BBL

Cum Gas

0 MCF

Wells

4

Production

1993-01 — 2026-03

Peak Month

2001-06

Production History

Cum Oil: 61,783 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

528 BBL/mo

Di (annual)

10.3%

b-factor

0.0

EUR

60,843 BBL

R-squared

0.745

type

exponential

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1AWALSH & WATTS, INC.47,2002001-04-30
2AFORTSON OIL COMPANY27,2501989-09-26
142-337-81882--------
242-337-30060--------
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