CURTIS

Oil · District 10 · Lease #32864

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

145k BBL

Cum Gas

0 MCF

Wells

2

Production

1993-01 — 2026-03

Peak Month

2012-10

Production History

Cum Oil: 144,595 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

1,269 BBL/mo

Di (annual)

38.3%

b-factor

0.4

EUR

63,634 BBL

R-squared

0.370

type

hyperbolic

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2PIONEER NATURAL RES. USA, INC.111,5002009-09-24
1PARKER & PARSLEY, LTD.19,7501990-09-20
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