UNIVERSITY-10

Oil · District 10 · Lease #28933

Operator: STEPHENS & JOHNSON OPERATING CO.

Cum Oil

895k BBL

Cum Gas

0 MCF

Wells

7

Production

1993-01 — 2026-03

Peak Month

2005-01

Production History

Cum Oil: 895,286 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

5,947 BBL/mo

Di (annual)

29.8%

b-factor

0.9

EUR

614,141 BBL

R-squared

0.968

type

hyperbolic

Wells (7)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
8STEPHENS & JOHNSON OPERATING CO.17,5002004-09-22
73TEC ENERGY CORPORATION18,0002000-07-07
6CONOCO INC.27,1001987-08-06
1CONOCO INC.17,0501985-11-20
5CONOCO INC.17,0451985-11-06
2CONOCO INC.17,0501985-01-07
3CONOCO INC.17,0351984-01-25
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