WRIGHT

Oil // district 13 // lease#29431

op: RIO PETROLEUM, INC.

cum_oil

3k BBL

cum_gas

0 MCF

wells

1

production

1997-11 — 2000-07

peak_month

1997-11

-- production_history

cum_oil: 2,719 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

541 BBL/mo

Di (annual)

337.4%

b-factor

0.3

EUR

2,730 BBL

R-squared

0.369

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1TRIO OPERATING COMPANY, INC.28,6001997-06-23
EOF // data source: Texas Railroad Commission // 2026