UNIVERSITY "2-21"

Oil · District 7C · Lease #16806

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

307k BBL

Cum Gas

669k MCF

casinghead

Wells

6

Production

2008-11 — 2025-10

Peak Month

2011-10

Production History

Cum Oil: 307,059 BBL Cum Gas: 668,795 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

3,383 BBL/mo

Di (annual)

18.9%

b-factor

0.3

EUR

292,951 BBL

R-squared

0.848

type

hyperbolic

Operator History (from monthly production reports)

2008-11 — 2026-07 PIONEER NATURAL RES. USA, INC. 213 mo

Wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
8PIONEER NATURAL RES. USA INC.110,8002011-06-22
4PIONEER NATURAL RES. USA INC.110,8002010-10-08
6PIONEER NATURAL RES. USA INC.110,8002010-10-08
9PIONEER NATURAL RES. USA INC.210,8002010-10-08
5PIONEER NATURAL RES. USA INC.110,5002008-09-10
1PIONEER NATURAL RES. USA INC.110,5002008-06-21