STONE

Oil // district 13 // lease#5250

op: SLANT OPERATING, LLC

cum_oil

25k BBL

cum_gas

0 MCF

wells

11

production

1993-01 — 2026-03

peak_month

2009-07

-- production_history

cum_oil: 24,748 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

371 BBL/mo

Di (annual)

38.2%

b-factor

0.1

EUR

12,879 BBL

R-squared

0.466

type

hyperbolic

-- wells (11)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
10AJOHNSON & ERNST OPERATING CO.12,0002008-05-29
9AJOHNSON & ERNST OPERATING CO.12,0002003-03-24
1AJOHNSON, F. T., JR.12,0001991-09-19
142-485-82557--------
242-485-82558--------
342-485-82559--------
442-485-82560--------
542-485-82561--------
642-485-82562--------
742-485-82563--------
942-485-82564--------
EOF // multi-state drilling data platform // 2026