UNIVERSITY "3-1"

Oil · District 7C · Lease #17399

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

181k BBL

Cum Gas

311k MCF

casinghead

Wells

5

Production

2011-06 — 2022-05

Peak Month

2012-10

Production History

Cum Oil: 181,245 BBL Cum Gas: 311,443 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

4,474 BBL/mo

Di (annual)

32.7%

b-factor

0.0

EUR

164,316 BBL

R-squared

0.910

type

exponential

Operator History (from monthly production reports)

2011-06 — 2026-07 PIONEER NATURAL RES. USA, INC. 182 mo

Wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3PIONEER NATURAL RES. USA INC.110,7002011-11-08
4PIONEER NATURAL RES. USA INC.110,7002011-11-04
2PIONEER NATURAL RES. USA INC.110,8002011-06-24
1PIONEER NATURAL RES. USA INC.110,7002011-03-17
5DPIONEER NATURAL RES. USA INC.15,2002011-01-28