LOCKHART

Oil // district 10 // lease#18596

op: HUNTINGTON ENERGY, L.L.C.

cum_oil

13k BBL

cum_gas

0 MCF

wells

5

production

1993-01 — 2010-09

peak_month

2009-08

-- production_history

cum_oil: 12,670 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

553 BBL/mo

Di (annual)

151.2%

b-factor

0.0

EUR

4,390 BBL

R-squared

0.638

type

exponential

-- wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
13SHELL WESTERN E&P INC.59,0002009-10-26
11SHELL WESTERN E&P INC.38,8972009-07-23
10SHELL OIL COMPANY28,3891997-03-06
7D42-003-05237--------
8D42-003-05236--------
EOF // data source: Texas Railroad Commission // 2026