QUIEN SABE RANCH "A"

Oil // district 14 // lease#6122

op: RIO PETROLEUM, INC.

cum_oil

107k BBL

cum_gas

0 MCF

wells

4

production

1993-01 — 2026-03

peak_month

1993-04

-- production_history

cum_oil: 107,480 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

741 BBL/mo

Di (annual)

8.9%

b-factor

0.0

EUR

99,052 BBL

R-squared

0.562

type

exponential

-- wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4BAKER & TAYLOR DRILLING CO.17,7001985-08-15
3BAKER & TAYLOR DRILLING CO.17,8001985-07-22
2BAKER & TAYLOR DRILLING CO.17,9001985-06-21
1BAKER & TAYLOR DRILLING CO.18,1001985-05-16
EOF // data source: Texas Railroad Commission // 2026