UNIVERSITY -P-

Oil · District 10 · Lease #11923

Operator: SUNRAY ENERGY, INC.

Cum Oil

121k BBL

Cum Gas

0 MCF

Wells

8

Production

1993-01 — 2026-03

Peak Month

2013-09

Production History

Cum Oil: 121,195 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

1,248 BBL/mo

Di (annual)

35.7%

b-factor

1.0

EUR

123,233 BBL

R-squared

0.750

type

hyperbolic

Wells (8)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
9SUNRAY ENERGY, INC.16,5002010-08-17
8SUNRAY ENERGY, INC.16,5002010-01-05
7SUNRAY ENERGY, INC.17,9002009-09-17
5PARKER & PARSLEY DEVELOPMENT CO.26,3751991-09-06
1SUN EXPL. & PROD. CO.-MIDLAND26,4181982-05-27
242-003-07319--------
442-003-07321--------
6D42-003-07323--------
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