CURTIS "U"

Oil · District 08 · Lease #33407

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

88k BBL

Cum Gas

167k MCF

casinghead

Wells

2

Production

1993-01 — 2014-10

Peak Month

2012-02

Production History

Cum Oil: 87,975 BBL Cum Gas: 167,133 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,744 BBL/mo

Di (annual)

544.2%

b-factor

1.9

EUR

123,185 BBL

R-squared

0.972

type

hyperbolic

Operator History (from monthly production reports)

1997-09 — 2015-01 PIONEER NATURAL RES. USA, INC. 209 mo
1995-03 — 1997-08 PARKER & PARSLEY DEVELOPMENT L.P 30 mo
1993-01 — 1995-02 PARKER & PARSLEY DEVELOPMENT CO. 26 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2PIONEER NATURAL RES. USA, INC.212,0002011-02-14
1PIONEER NATURAL RES. USA, INC.19,7501992-01-07