UNIVERSITY 58-16

Oil · District 7C · Lease #17310

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

51k BBL

Cum Gas

88k MCF

casinghead

Wells

3

Production

2010-09 — 2013-04

Peak Month

2012-10

Production History

Cum Oil: 51,131 BBL Cum Gas: 87,825 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,897 BBL/mo

Di (annual)

35.7%

b-factor

0.0

EUR

97,468 BBL

R-squared

0.330

type

exponential

Operator History (from monthly production reports)

2010-09 — 2013-09 PIONEER NATURAL RES. USA, INC. 37 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4PIONEER NATURAL RES. USA, INC.110,8002012-02-17
3PIONEER NATURAL RES. USA, INC.210,8002011-10-21
1PIONEER NATURAL RES. USA, INC.210,5002008-11-10