FIRST NATIONAL BANK "C"

Oil · District 13 · Lease #16449

Operator: SAPPINGTON OIL CO.

Cum Oil

50k BBL

Cum Gas

0 MCF

Wells

2

Production

1993-01 — 2026-03

Peak Month

2014-03

Production History

Cum Oil: 50,284 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

759 BBL/mo

Di (annual)

374.5%

b-factor

1.6

EUR

30,416 BBL

R-squared

0.460

type

hyperbolic

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4CROSS, DWIGHT M. DRLG. CO., INC.14,0002002-03-12
142-337-82613--------
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