UNIVERSITY "3-13A"

Oil · District 7C · Lease #16493

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

183k BBL

Cum Gas

752k MCF

casinghead

Wells

4

Production

2007-12 — 2022-02

Peak Month

2013-11

Production History

Cum Oil: 183,117 BBL Cum Gas: 752,306 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

5,314 BBL/mo

Di (annual)

62.9%

b-factor

0.2

EUR

126,524 BBL

R-squared

0.932

type

hyperbolic

Operator History (from monthly production reports)

2007-12 — 2026-07 PIONEER NATURAL RES. USA, INC. 224 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4PIONEER NATURAL RES. USA INC.110,8002011-07-28
3PIONEER NATURAL RES. USA INC.110,8002010-10-27
2PIONEER NATURAL RES. USA INC.210,5002008-11-10
1PIONEER NATURAL RES. USA INC.110,5002007-08-24