LECK -C-

Oil // district 10 // lease#32197

op: KEYSTONE ENERGY OIL & GAS, INC.

fields: HENDRICK

cum_oil

8k BBL

cum_gas

0 MCF

wells

2

production

1993-01 — 2000-04

peak_month

1993-01

-- production_history

cum_oil: 7,748 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

205 BBL/mo

Di (annual)

29.2%

b-factor

0.0

EUR

8,410 BBL

R-squared

0.790

type

exponential

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1KEYSTONE ENERGY OIL & GAS, INC.13,3001989-01-05
2KEYSTONE ENERGY OIL & GAS, INC.13,3001989-01-05
EOF // multi-state drilling data platform // 2026