LEONARD "B"

Oil · District 08 · Lease #34265

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

332k BBL

Cum Gas

661k MCF

casinghead

Wells

7

Production

1994-09 — 2023-12

Peak Month

2014-07

Production History

Cum Oil: 332,195 BBL Cum Gas: 661,300 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

3,058 BBL/mo

Di (annual)

23.9%

b-factor

0.0

EUR

153,315 BBL

R-squared

0.777

type

exponential

Operator History (from monthly production reports)

1997-09 — 2026-07 PIONEER NATURAL RES. USA, INC. 347 mo
1995-03 — 1997-08 PARKER & PARSLEY DEVELOPMENT L.P 30 mo
1994-09 — 1995-02 MIDPAR L.P. 6 mo

Wells (7)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
10PIONEER NATURAL RES. USA INC.211,5002012-09-14
5PIONEER NATURAL RES. USA INC.211,0002012-06-22
7PIONEER NATURAL RES. USA INC.211,0502010-10-19
3PIONEER NATURAL RES. USA INC.19,8002003-06-17
4PIONEER NATURAL RES. USA INC.19,8002003-06-17
2PIONEER NATURAL RES. USA INC.19,2501995-02-16
1PIONEER NATURAL RES. USA, INC.411,1501994-09-13