UNIVERSITY "1-21"

Oil · District 7C · Lease #16744

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

374k BBL

Cum Gas

805k MCF

casinghead

Wells

3

Production

2008-08 — 2026-04

Peak Month

2013-08

Production History

Cum Oil: 373,504 BBL Cum Gas: 805,037 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

14,612 BBL/mo

Di (annual)

252.1%

b-factor

1.3

EUR

521,571 BBL

R-squared

0.949

type

hyperbolic

Operator History (from monthly production reports)

2008-08 — 2026-07 PIONEER NATURAL RES. USA, INC. 216 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2HPIONEER NATURAL RES. USA, INC.28,6002012-10-26
3HPIONEER NATURAL RES. USA, INC.28,6002012-10-26
1PIONEER NATURAL RES. USA, INC.19,0002008-05-27