AIRHART

Oil · District 10 · Lease #40844

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

77k BBL

Cum Gas

0 MCF

Wells

2

Production

2010-12 — 2026-03

Peak Month

2011-08

Production History

Cum Oil: 77,073 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

3,600 BBL/mo

Di (annual)

244.9%

b-factor

0.8

EUR

60,291 BBL

R-squared

0.766

type

hyperbolic

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2PIONEER NATURAL RES. USA, INC.210,6002010-12-16
1PIONEER NATURAL RES. USA, INC.310,5002010-05-11
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