RISLEY FRENCH

Oil // district 8 // lease#32475

op: NBX ENERGY, LLC

cum_oil

164k BBL

cum_gas

0 MCF

wells

6

production

2020-12 — 2025-12

peak_month

2021-10

-- production_history

cum_oil: 163,787 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

10,725 BBL/mo

Di (annual)

264.1%

b-factor

0.5

EUR

96,215 BBL

R-squared

0.948

type

hyperbolic

-- wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
7DELTA OIL & GAS LTD.15,3002022-02-02
4DELTA OIL & GAS LTD.15,3002021-05-18
5DELTA OIL & GAS LTD.15,3002021-05-18
2DELTA OIL & GAS LTD.15,3002021-01-20
3DELTA OIL & GAS LTD.15,3002021-01-20
1DELTA OIL & GAS LTD.16,5002020-10-09
EOF // data source: Texas Railroad Commission // 2026