WALLING & COSTLEY -A-

Oil // district 10 // lease#34571

op: RECOVERY OPERATING LP

fields: WARD, SOUTH

cum_oil

18k BBL

cum_gas

0 MCF

wells

7

production

1995-05 — 2026-03

peak_month

1995-11

-- production_history

cum_oil: 17,676 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

242 BBL/mo

Di (annual)

28.0%

b-factor

0.3

EUR

14,515 BBL

R-squared

0.527

type

hyperbolic

-- wells (7)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2SUNSET ENERGY OF TEXAS, INC.12,7001988-02-29
2ASUNSET ENERGY OF TEXAS, INC.12,7001988-02-29
1ASUNSET ENERGY OF TEXAS, INC.12,7001988-02-03
3ASUNSET ENERGY OF TEXAS, INC.12,7001988-02-03
142-475-00471--------
1142-475-30193--------
2W42-475-00470--------
EOF // multi-state drilling data platform // 2026