PROBANDT "4"

Oil · District 7C · Lease #16208

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

60 BBL

Cum Gas

49k MCF

casinghead

Wells

1

Production

2007-01 — 2012-05

Peak Month

2007-07

Production History

Cum Oil: 60 BBL Cum Gas: 48,943 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

7 BBL/mo

Di (annual)

951.1%

b-factor

1.8

EUR

48 BBL

R-squared

0.803

type

hyperbolic

Operator History (from monthly production reports)

2007-01 — 2014-10 PIONEER NATURAL RES. USA, INC. 94 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
9PIONEER NATURAL RES. USA INC.17,4002006-05-11