UNIVERSITY "4-8"

Oil · District 7C · Lease #16792

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

295 BBL

Cum Gas

1k MCF

casinghead

Wells

1

Production

2008-10 — 2009-03

Peak Month

2008-11

Production History

Cum Oil: 295 BBL Cum Gas: 1,354 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

105 BBL/mo

Di (annual)

501.8%

b-factor

0.0

EUR

253 BBL

R-squared

0.927

type

exponential

Operator History (from monthly production reports)

2008-10 — 2009-09 PIONEER NATURAL RES. USA, INC. 12 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1PIONEER NATURAL RES. USA, INC.210,5002009-03-23