JOHNSTON, ANNIE

Oil · District 8 · Lease #4970

Operator: ASHTOLA EXPLORATION COMPANY,INC.

Cum Oil

36k BBL

Cum Gas

0 MCF

Wells

4

Production

1993-01 — 2019-02

Peak Month

1993-03

Production History

Cum Oil: 35,819 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

379 BBL/mo

Di (annual)

13.5%

b-factor

0.0

EUR

33,589 BBL

R-squared

0.381

type

exponential

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5ASHTOLA EXPLORATION COMPANY,INC.14,9991986-01-20
2ASHTOLA EXPLORATION COMPANY,INC.14,9991985-09-19
142-447-02781--------
1 C42-447-02781--------
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