PIETSCH-ZINGELMANN UNIT

Oil · District 3 · Lease #21497

Operator: WILLIAMS, CLAYTON W., JR., INC.

Cum Oil

257k BBL

Cum Gas

0 MCF

Wells

2

Production

1993-01 — 2018-10

Peak Month

1993-07

Production History

Cum Oil: 257,424 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

7,784 BBL/mo

Di (annual)

92.6%

b-factor

0.4

EUR

166,163 BBL

R-squared

0.825

type

hyperbolic

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2WILLIAMS, CLAYTON W., JR., INC.110,7001993-04-09
1WILLIAMS, CLAYTON W., JR., INC.110,4751992-02-24
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