GREGORY -B-

Oil // district 10 // lease#15616

op: SCYTHIAN, LTD.

cum_oil

14k BBL

cum_gas

0 MCF

wells

3

production

1993-01 — 2026-03

peak_month

2006-06

-- production_history

cum_oil: 14,364 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

107 BBL/mo

Di (annual)

14.7%

b-factor

0.0

EUR

8,662 BBL

R-squared

0.301

type

exponential

-- wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1WSHRUBETZ OPERATING COMPANY26501988-11-08
2HRUBETZ OPERATING COMPANY13,3001988-01-08
142-335-00448--------
EOF // data source: Texas Railroad Commission // 2026