STONE A

Oil // district 14 // lease#7846

op: PANTERA ENERGY COMPANY

cum_oil

82k BBL

cum_gas

0 MCF

wells

1

production

2008-03 — 2026-03

peak_month

2008-04

-- production_history

cum_oil: 82,225 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

550 BBL/mo

Di (annual)

12.5%

b-factor

2.0

EUR

141,205 BBL

R-squared

0.331

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4PHILLIPS PETROLEUM COMPANY311,7002008-02-27
EOF // data source: Texas Railroad Commission // 2026