HARPER "A"

Oil · District 6 · Lease #12515

Operator: XTO ENERGY INC.

Cum Oil

99k BBL

Cum Gas

0 MCF

Wells

2

Production

1993-01 — 2026-03

Peak Month

1993-01

Production History

Cum Oil: 99,221 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

395 BBL/mo

Di (annual)

4.2%

b-factor

0.0

EUR

99,462 BBL

R-squared

0.348

type

exponential

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2XTO ENERGY INC.38,1002013-09-09
1TEXAS OIL & GAS CORP.28,1001992-05-13
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