COGDELL, D. M. "B"

Oil · District 11 · Lease #66812

Operator: SPALDING ENERGY, INC.

Cum Oil

61k BBL

Cum Gas

0 MCF

Wells

2

Production

1993-01 — 2026-03

Peak Month

1998-10

Production History

Cum Oil: 61,239 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

208 BBL/mo

Di (annual)

3.5%

b-factor

0.0

EUR

58,468 BBL

R-squared

0.411

type

exponential

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
B 4SPALDING ENERGY, INC.11,9991991-12-20
B 3SPALDING ENERGY, INC.11,9951991-12-10
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