HENDERSON, M. F.

Oil // district 10 // lease#35844

op: STRONGHOLD ENERGY II OPER, LLC

cum_oil

255k BBL

cum_gas

0 MCF

wells

6

production

1998-06 — 2026-03

peak_month

2012-01

-- production_history

cum_oil: 254,898 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,785 BBL/mo

Di (annual)

11.5%

b-factor

0.0

EUR

186,055 BBL

R-squared

0.366

type

exponential

-- wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
176RING ENERGY, INC.811,0002025-01-24
212HRING ENERGY, INC.26,0002024-06-07
211HRING ENERGY, INC.26,0002024-06-06
190RING ENERGY, INC.46,5002024-05-29
215HDEVON ENERGY PRODUCTION CO, L.P.17,0002013-02-21
210HDEVON ENERGY PRODUCTION CO, L.P.16,3002011-08-17
EOF // data source: Texas Railroad Commission // 2026