COWDEN-OLIVER

Oil · District 10 · Lease #29350

Operator: STEPHENS, AUTRY C.

Fields: HARPER

Cum Oil

88k BBL

Cum Gas

0 MCF

Wells

6

Production

1993-01 — 2026-03

Peak Month

1993-03

Production History

Cum Oil: 88,004 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

840 BBL/mo

Di (annual)

11.5%

b-factor

0.0

EUR

87,167 BBL

R-squared

0.823

type

exponential

Wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6HECK EXPLORATION COMPANY14,3001986-05-01
4HECK EXPLORATION COMPANY14,6001985-06-03
5HECK EXPLORATION COMPANY14,4001985-04-30
3HECK EXPLORATION COMPANY14,3001985-03-13
2HECK EXPLORATION COMPANY14,3001985-01-09
1HECK EXPLORATION COMPANY14,3001984-09-28
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