COGDELL, D. M. "B"

Oil · District 8A · Lease #66812

Operator: SPALDING ENERGY, INC.

Cum Oil

62k BBL

Cum Gas

21 MCF

casinghead

Wells

2

Production

1993-01 — 2026-04

Peak Month

1998-10

Production History

Cum Oil: 61,525 BBL Cum Gas: 21 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

208 BBL/mo

Di (annual)

3.6%

b-factor

0.0

EUR

58,257 BBL

R-squared

0.419

type

exponential

Operator History (from monthly production reports)

1993-01 — 2026-07 SPALDING ENERGY, INC. 403 mo

Wells (2)

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