SMITH -59-

Oil · District 7C · Lease #9196

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

18k BBL

Cum Gas

91k MCF

casinghead

Wells

4

Production

1993-01 — 2005-07

Peak Month

1993-10

Production History

Cum Oil: 18,457 BBL Cum Gas: 91,377 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

173 BBL/mo

Di (annual)

9.9%

b-factor

0.0

EUR

20,894 BBL

R-squared

0.610

type

exponential

Operator History (from monthly production reports)

1997-09 — 2009-08 PIONEER NATURAL RES. USA, INC. 144 mo
1995-03 — 1997-08 PARKER & PARSLEY DEVELOPMENT L.P 30 mo
1993-01 — 1995-02 PARKER & PARSLEY DEVELOPMENT CO. 26 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6PIONEER NATURAL RES. USA INC.37,3002012-09-10
7PIONEER NATURAL RES. USA INC.17,3001984-04-05
2PIONEER NATURAL RES. USA INC.17,2001982-09-29
1PIONEER NATURAL RES. USA INC.17,2001981-10-14