COFFEY, W. V.

Oil // district 2 // lease#7251

op: WASHINGTON ENERGY EXPL., INC.

fields: HEYSER (5700)

cum_oil

9k BBL

cum_gas

0 MCF

wells

1

production

1993-01 — 1997-08

peak_month

1993-08

-- production_history

cum_oil: 9,101 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

817 BBL/mo

Di (annual)

603.2%

b-factor

0.5

EUR

3,171 BBL

R-squared

0.671

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6SUN EXPL. & PROD. CO.-CORPUS45,7502007-05-31
EOF // data source: Texas Railroad Commission // 2026