CURTIS "S"

Oil · District 08 · Lease #33420

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

43k BBL

Cum Gas

105k MCF

casinghead

Wells

2

Production

1993-01 — 2014-03

Peak Month

2013-03

Production History

Cum Oil: 43,086 BBL Cum Gas: 104,553 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,077 BBL/mo

Di (annual)

822.5%

b-factor

2.0

EUR

84,039 BBL

R-squared

0.967

type

hyperbolic

Operator History (from monthly production reports)

1997-09 — 2014-10 PIONEER NATURAL RES. USA, INC. 206 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.112,4002012-05-25
1PIONEER NATURAL RES. USA, INC.19,7501991-12-13