WRIGHT MATERIALS

Oil // district 4 // lease#13506

op: KEBO OIL & GAS, INC.

cum_oil

11k BBL

cum_gas

0 MCF

wells

1

production

2008-11 — 2026-03

peak_month

2008-11

-- production_history

cum_oil: 10,877 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

467 BBL/mo

Di (annual)

78.4%

b-factor

0.4

EUR

11,609 BBL

R-squared

0.864

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1CUMMINS & WALKER OIL CO., INC.26,0002008-07-18
EOF // data source: Texas Railroad Commission // 2026