DONNER A

Oil // district 3 // lease#25511

op: XTO ENERGY INC.

cum_oil

12k BBL

cum_gas

0 MCF

wells

1

production

2010-03 — 2026-03

peak_month

2010-04

-- production_history

cum_oil: 12,481 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

810 BBL/mo

Di (annual)

514.1%

b-factor

0.8

EUR

6,985 BBL

R-squared

0.567

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1XTO ENERGY INC.29,1052008-06-04
EOF // data source: Texas Railroad Commission // 2026