WINDHAM, R. S.

Oil // district 9 // lease#5812

op: ARCO PERMIAN

cum_oil

8k BBL

cum_gas

0 MCF

wells

3

production

1993-01 — 1998-05

peak_month

1995-01

-- production_history

cum_oil: 8,218 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

268 BBL/mo

Di (annual)

69.0%

b-factor

0.0

EUR

4,648 BBL

R-squared

0.484

type

exponential

-- wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4 UARCO PERMIAN212,3442001-12-21
2 UARCO PERMIAN112,4791997-07-22
5 U42-461-04308--------
EOF // data source: Texas Railroad Commission // 2026