FASKEN -R-

Oil · District 08 · Lease #30983

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

71k BBL

Cum Gas

236k MCF

casinghead

Wells

1

Production

1993-01 — 2026-04

Peak Month

1993-04

Production History

Cum Oil: 71,469 BBL Cum Gas: 235,622 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

373 BBL/mo

Di (annual)

6.9%

b-factor

0.3

EUR

75,328 BBL

R-squared

0.546

type

hyperbolic

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
1993-01 — 1995-02 PARKER & PARSLEY DEVELOPMENT CO. 26 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1PIONEER NATURAL RES. USA, INC.18,8001986-10-06