RALLY-SURLES UNIT

Oil // district 1 // lease#15470

op: U.S. ENERCORP, LTD.

cum_oil

14k BBL

cum_gas

0 MCF

wells

1

production

2010-11 — 2015-08

peak_month

2010-12

-- production_history

cum_oil: 14,370 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,618 BBL/mo

Di (annual)

196.6%

b-factor

0.2

EUR

12,332 BBL

R-squared

0.721

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HU.S. ENERCORP, LTD.17,0652010-09-13
EOF // data source: Texas Railroad Commission // 2026