HIRSH "A"

Oil · District 9 · Lease #12425

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

58k BBL

Cum Gas

0 MCF

Wells

1

Production

1993-01 — 2025-10

Peak Month

1993-01

Production History

Cum Oil: 57,594 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

347 BBL/mo

Di (annual)

7.2%

b-factor

0.2

EUR

63,955 BBL

R-squared

0.740

type

hyperbolic

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1PARKER & PARSLEY PETROLEUM CO.18,6501988-02-05
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