RILEY, T. S. ESTATE "B"

Oil // district 11 // lease#8449

op: XTO ENERGY INC.

cum_oil

1.2M BBL

cum_gas

0 MCF

wells

14

production

1993-01 — 2026-03

peak_month

2003-10

-- production_history

cum_oil: 1,214,022 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

18,141 BBL/mo

Di (annual)

20.5%

b-factor

0.0

EUR

1,063,042 BBL

R-squared

0.791

type

exponential

-- wells (14)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
9XTO ENERGY INC.111,3002012-01-12
9HXTO ENERGY INC.111,3002012-01-12
5XTO ENERGY INC.312,0002010-07-13
5HXTO ENERGY INC.312,0002010-07-13
2XTO ENERGY INC.212,0002009-12-23
2HXTO ENERGY INC.212,0002009-12-23
6DTEXACO INC.312,5002004-05-27
7HPLATINUM EXPLORATION INC.212,5002004-05-27
7RPLATINUM EXPLORATION INC.212,5002004-05-27
142-165-03121--------
11W42-165-03012--------
1242-165-03013--------
442-165-03005--------
842-165-03009--------
EOF // data source: Texas Railroad Commission // 2026