MABEE FOUNDATION -E-

Oil · District 10 · Lease #26520

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

130k BBL

Cum Gas

0 MCF

Wells

4

Production

1993-01 — 2026-03

Peak Month

2014-05

Production History

Cum Oil: 130,072 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

1,973 BBL/mo

Di (annual)

80.6%

b-factor

2.0

EUR

235,884 BBL

R-squared

0.555

type

hyperbolic

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3PIONEER NATURAL RES. USA, INC.111,9002014-07-23
2PIONEER NATURAL RES. USA, INC.111,8002013-12-16
1COX, JOHN L.19,5001980-12-31
1WSCOX, JOHN L.19,5001980-12-31
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