KEY "9"

Oil · District 08 · Lease #38793

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

399k BBL

Cum Gas

704k MCF

casinghead

Wells

10

Production

2008-02 — 2026-04

Peak Month

2015-05

Production History

Cum Oil: 398,646 BBL Cum Gas: 703,928 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

7,304 BBL/mo

Di (annual)

61.6%

b-factor

0.8

EUR

395,458 BBL

R-squared

0.959

type

hyperbolic

Operator History (from monthly production reports)

2008-02 — 2026-07 PIONEER NATURAL RES. USA, INC. 222 mo

Wells (10)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
10PIONEER NATURAL RES. USA, INC.111,8002014-10-10
9PIONEER NATURAL RES. USA, INC.111,8002014-05-31
8RPIONEER NATURAL RES. USA, INC.211,8002014-05-02
7PIONEER NATURAL RES. USA, INC.111,8002013-12-23
5PIONEER NATURAL RES. USA, INC.111,7502013-07-16
6PIONEER NATURAL RES. USA, INC.112,3002013-02-27
4PIONEER NATURAL RES. USA, INC.110,5002008-04-25
2PIONEER NATURAL RES. USA, INC.110,2002007-12-07
3PIONEER NATURAL RES. USA, INC.110,2002007-12-07
1PIONEER NATURAL RES. USA, INC.111,0002007-08-14