OLD BLUE "25"

Oil // district 9 // lease#14585

op: XTO ENERGY INC.

cum_oil

48k BBL

cum_gas

0 MCF

wells

1

production

1997-03 — 2026-03

peak_month

1997-04

-- production_history

cum_oil: 48,090 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

546 BBL/mo

Di (annual)

18.7%

b-factor

0.3

EUR

47,848 BBL

R-squared

0.798

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1TEXACO E & P INC.413,6001996-12-18
EOF // data source: Texas Railroad Commission // 2026