EDWARDS 'C'

Oil // district 11 // lease#67767

op: SCHALK OIL COMPANY, INC.

cum_oil

25k BBL

cum_gas

0 MCF

wells

1

production

1997-06 — 2010-04

peak_month

1997-08

-- production_history

cum_oil: 25,368 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,229 BBL/mo

Di (annual)

71.0%

b-factor

0.1

EUR

23,039 BBL

R-squared

0.792

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1EASTERN ENERGY CORPORATION15,0001997-05-16
EOF // multi-state drilling data platform // 2026