ROBTANN "D"

Oil · District 8 · Lease #28610

Operator: WALTER EXPLORATION INC.

Cum Oil

5k BBL

Cum Gas

0 MCF

Wells

1

Production

1999-05 — 2026-03

Peak Month

1999-06

Production History

Cum Oil: 4,822 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

359 BBL/mo

Di (annual)

171.2%

b-factor

0.5

EUR

4,769 BBL

R-squared

0.734

type

hyperbolic

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1WALTER EXPLORATION INC.29,0001999-03-09
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