STARNES

Oil // district 11 // lease#64704

op: SHENANDOAH PETROLEUM CORPORATION

cum_oil

87k BBL

cum_gas

0 MCF

wells

5

production

1993-01 — 2021-11

peak_month

1993-03

-- production_history

cum_oil: 86,844 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

689 BBL/mo

Di (annual)

10.5%

b-factor

0.2

EUR

93,042 BBL

R-squared

0.877

type

hyperbolic

-- wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5GRAND BANKS ENERGY COMPANY25,2001989-07-24
4GRAND BANKS ENERGY COMPANY15,1001984-12-31
3GRAND BANKS ENERGY COMPANY15,1001984-09-10
2GRAND BANKS ENERGY COMPANY15,1001984-06-25
1GRAND BANKS ENERGY COMPANY15,1001983-07-05
EOF // data source: Texas Railroad Commission // 2026