LLANO -8-

Oil // district 10 // lease#42055

op: HANNATHON PETROLEUM II, LLC

cum_oil

215k BBL

cum_gas

0 MCF

wells

5

production

2011-11 — 2026-03

peak_month

2013-03

-- production_history

cum_oil: 215,213 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

4,858 BBL/mo

Di (annual)

200.6%

b-factor

1.2

EUR

178,063 BBL

R-squared

0.643

type

hyperbolic

-- wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5ENERGEN RESOURCES CORPORATION112,0002013-05-14
4ENERGEN RESOURCES CORPORATION111,0002012-06-05
3ENERGEN RESOURCES CORPORATION111,0002012-02-18
2ENERGEN RESOURCES CORPORATION111,0002011-04-26
1ENERGEN RESOURCES CORPORATION111,0002011-04-22
EOF // multi-state drilling data platform // 2026