RUBBER NECK 358

Oil // district 11 // lease#71247

op: STEWARD ENERGY II, LLC

cum_oil

419k BBL

cum_gas

0 MCF

wells

3

production

2022-03 — 2026-03

peak_month

2022-12

-- production_history

cum_oil: 419,269 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

26,442 BBL/mo

Di (annual)

192.6%

b-factor

1.0

EUR

754,687 BBL

R-squared

0.932

type

hyperbolic

-- wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HSTEWARD ENERGY II, LLC15,6002022-08-19
2HSTEWARD ENERGY II, LLC15,6002022-08-19
3HSTEWARD ENERGY II, LLC15,6002022-01-21
EOF // data source: Texas Railroad Commission // 2026