VON ROSENBURG

Oil · District 7C · Lease #15946

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

12k BBL

Cum Gas

31k MCF

casinghead

Wells

1

Production

2005-11 — 2014-05

Peak Month

2006-07

Production History

Cum Oil: 11,819 BBL Cum Gas: 31,159 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

195 BBL/mo

Di (annual)

16.3%

b-factor

0.0

EUR

14,214 BBL

R-squared

0.412

type

exponential

Operator History (from monthly production reports)

2005-11 — 2016-03 PIONEER NATURAL RES. USA, INC. 125 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
16PIONEER NATURAL RES. USA INC.29,7502015-11-05