SALLY -A-

Oil · District 10 · Lease #28712

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

86k BBL

Cum Gas

0 MCF

Wells

2

Production

1993-01 — 2025-02

Peak Month

2014-01

Production History

Cum Oil: 85,682 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

3,343 BBL/mo

Di (annual)

243.4%

b-factor

0.5

EUR

32,447 BBL

R-squared

0.506

type

hyperbolic

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2PIONEER NATURAL RES. USA, INC.111,6002013-07-08
1PARKER & PARSLEY, INC.19,5001983-12-29
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