UNIVERSITY "6-39"

Oil · District 08 · Lease #39831

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

318k BBL

Cum Gas

464k MCF

casinghead

Wells

11

Production

2010-02 — 2025-07

Peak Month

2012-10

Production History

Cum Oil: 318,426 BBL Cum Gas: 463,869 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

7,482 BBL/mo

Di (annual)

32.6%

b-factor

0.0

EUR

275,378 BBL

R-squared

0.524

type

exponential

Operator History (from monthly production reports)

2010-02 — 2026-07 PIONEER NATURAL RES. USA, INC. 198 mo

Wells (11)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
11RPIONEER NATURAL RES. USA INC.112,0002012-11-20
10PIONEER NATURAL RES. USA INC.112,2002012-05-08
8PIONEER NATURAL RES. USA INC.111,8502012-02-22
9PIONEER NATURAL RES. USA INC.111,8002011-09-14
5PIONEER NATURAL RES. USA INC.111,7002011-05-18
7PIONEER NATURAL RES. USA INC.211,7002011-03-15
6DPIONEER NATURAL RES. USA INC.16,4002011-02-28
4PIONEER NATURAL RES. USA INC.111,6002010-09-28
3PIONEER NATURAL RES. USA INC.211,5002010-07-12
2PIONEER NATURAL RES. USA INC.111,5002010-04-08
1PIONEER NATURAL RES. USA INC.111,0002009-10-01