THOMAS -I-

Oil // district 10 // lease#27437

op: SHELL WESTERN E&P INC.

cum_oil

9k BBL

cum_gas

0 MCF

wells

4

production

1993-01 — 2002-07

peak_month

2000-01

-- production_history

cum_oil: 9,485 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

265 BBL/mo

Di (annual)

411.8%

b-factor

2.0

EUR

14,900 BBL

R-squared

0.782

type

hyperbolic

-- wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5SHELL WESTERN E&P INC.18,1791985-02-27
1SHELL OIL COMPANY18,0501983-09-13
4SHELL OIL COMPANY18,0421983-03-17
3SHELL OIL COMPANY18,0641982-06-17
EOF // data source: Texas Railroad Commission // 2026