UNIVERSITY "58-9"

Oil · District 7C · Lease #16492

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

311k BBL

Cum Gas

525k MCF

casinghead

Wells

6

Production

2008-01 — 2020-11

Peak Month

2012-07

Production History

Cum Oil: 310,523 BBL Cum Gas: 525,223 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

7,692 BBL/mo

Di (annual)

57.8%

b-factor

0.1

EUR

177,495 BBL

R-squared

0.951

type

hyperbolic

Operator History (from monthly production reports)

2008-01 — 2026-07 PIONEER NATURAL RES. USA, INC. 223 mo

Wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5PIONEER NATURAL RES. USA INC.110,7002012-03-17
7PIONEER NATURAL RES. USA INC.110,7002012-03-17
3PIONEER NATURAL RES. USA INC.110,7002011-03-18
4PIONEER NATURAL RES. USA INC.211,0002008-10-31
2PIONEER NATURAL RES. USA INC.110,5002008-05-08
1PIONEER NATURAL RES. USA INC.110,3252007-10-31