CHAPMAN, J. O.

Oil // district 4 // lease#12969

op: SHANA PETROLEUM COMPANY

cum_oil

10k BBL

cum_gas

0 MCF

wells

1

production

2000-11 — 2008-04

peak_month

2000-12

-- production_history

cum_oil: 9,898 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

818 BBL/mo

Di (annual)

122.0%

b-factor

0.1

EUR

8,925 BBL

R-squared

0.859

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
53TEXACO PRODUCING INC.58,0002009-07-08
EOF // data source: Texas Railroad Commission // 2026