BLACK "18"

Oil · District 10 · Lease #35526

Operator: STEPHENS, AUTRY C.

Cum Oil

297k BBL

Cum Gas

0 MCF

Wells

4

Production

1997-09 — 2026-03

Peak Month

1999-07

Production History

Cum Oil: 296,629 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

2,566 BBL/mo

Di (annual)

14.3%

b-factor

0.3

EUR

286,558 BBL

R-squared

0.806

type

hyperbolic

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4STEPHENS, AUTRY C.111,0001998-12-28
3STEPHENS, AUTRY C.111,0001998-12-21
2STEPHENS, AUTRY C.211,0001997-06-10
1STEPHENS, AUTRY C.111,0001997-05-30
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